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Publikationen:
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| 214 | C.
Pettenkofer, A. Otto Strong sub threshold photoemission from Ag(111) islands Europhysics Letters 65(2004) 692 (Download) |
| 213 | A. Otto,
A. Bruckbauer, Y. X. Chen On the "chloride activation" in SERS and single molecule SERS Journal of Molecular Structure 661-662 (2003) 501 (Download) |
| 212 | C.
Hanewinkel, D. Schumacher, A. Otto A Surface Resistance Study of Lead Underpotential Deposition on Epitaxial Silver Thin Film Electrodes J.Electroanal. Chem 554-555 (2003) 325 (Download) |
| 211 | A. Otto Controlling a tunnel current from the exterior: A new mesoscopic quantum effect Europhysics Letters 62 (2003) 398 (Download) |
| 210 | A. Otto On the electronic contribution to single molecule surface enhanced Raman spectroscopy Indian Journal of Physics77B (2003) 63 (Download) |
| 209 | D.Diesing,
G.Kritzler, M.Stermann, D.Nolting, A.Otto Metal/insulator/metal junctions for electrochemical surface science J.Solid State Electrochem 7 (2003) 389 (Download) |
| 208 | A.W.
Hassel, D. Diesing Trapping of transient processes in dielectric thin films in a voltage pulse experiment Electrochemical Communications 4 (2002) 1 (Download) |
| 207 | A.W.
Hassel, D. Diesing Breakdown of ultrathin anodic valve metal oxide films in metal-insulator-metal-contacts compared with metal-insulator-electrolyte contacts. Thin Solid Films 33 (2002) 593 (Download) |
| 206 | D.
Diesing, J. Berndt, D. Douai, J. Winter Reversible resistivity change of thin silver films in the spatial afterglow of a nitrogen discharge. Thin Sol. Films 409 (2002) 243-247 (Download) |
| 205 | A. Otto What is observed in single molecule spectroscopy, and why? J. Raman Spectrosc 33 (2002) 593 (Download) |
| 204 | M.
Sinther, A. Pucci, A. Otto, A. Priebe, S. Diez, G. Fahsold Enhanced Infrared Absorption of SERS-active lines of ethylene on Cu phys. stat. sol. (a) 188 (2001) 11471-1476 (Download) |
| 203 | A.
Bruckbauer, A. Otto Lineshape of the stretching vibration of CO adsorbed on rough copper surfaces Surf. Sci. 502-503 (2002) 394 (Download) |
| 202 | A. Otto Theory of first layer and single molecule surface enhanced Raman scattering (SERS) phys. stat. sol. (a), 188 (2001) 1455-1470, (Download) |
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201
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C.
Siemes, a. Bruckbauer, A. Goussev, A. Otto, M. Sinther, A. Pucci SERS-active sites on various copper substrates J. Raman Spectrosc. 32 (2001) 231-239 (Download) |
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200
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G.
Zylka, A. Otto Search for dynamical charge transfer excitations of CO and pyridine on copper by EELS Surf. Sci. 475 (2001)118-130 (Download) |
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199
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S.
Schatteburg, D. Diesing, A. Otto Optical Surface absorption by surface-adsorbate-charge transfer excitations Applied Physics B 70 (2000) 573-577 |
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198
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M. Hein,
P. Dumas, A. Otto G. P. Williams, CO interaction with coadsorbed C2H4 on Cu(111) as revealed by friction with the conduction electrons. Surf. Sci., 465 (2000) 249-258 |
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197
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D.
Diesing, G. Kritzler, A. Otto Surface reactions of hot electrons at metal-liquid interfaces, in Solid Liquid Interfaces, Macroscopic Phenomena and Microscopic Characterisation, eds. S. Thurgate and K. Wandelt, Topic in Applied Physics, Springer 1999 |
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196
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O.
Glück, M.J. Schöning, H. Lüth, A. Otto, H. Emons Trace metal determination by dc resistance changes of microstructured thin fold film electrodes. Electrochim. Acta 44 (1999) 3761-3768 |
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195
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P.
Dumas, M. Hein, A. Otto, G.P. Williams Diffuse scattering of the conduction electrons of a metallic substrate by an adsorbate: an experimental study using synchrotron infrared radiation. Proc. of SPIE, Eds. P. Dumas, G.L. Carr, Vol. 3575 (1999) 174 |
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194
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A. Otto,
D. Diesing, S. Schatteburg, H. Janssen Sensitive linear surface optics with metal-insulator-metal tunnel contacts. phys. stat. sol. A 175 (1999) 297-309 |
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193
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O.
Glück, M.J. Schöning, H. Lüth, H. Emons, A. Otto Surface resistivity changes - a new sensing mechanism for trace metal analysis. Advances in Science and Technology 26: Solid state chemical sensors, ed. P. Vincenzini and L. Dori, Techna Srl, 1999, p. 79-86 |
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192
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D.
Diesing, A.W. Hassel, M.M. Lohrengel Aluminum oxide tunnel junctions: Influence of preparation technique, sample geometry and oxide thickness. Thin Solid Films, 342 (1999) 282-290 |
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191
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M.
Futamata, D. Diesing Adsorbed State of pyridine, uracil and water. Vibrational Spectroscopy 19 (1999) 187-192 |
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190
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C.
Hanewinkel, A. Otto, Th. Wandlowski Surface Resistance of Bromide on Ag(100) electrodes Surf. Sci. 429 (1999) 255-259 |
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189
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B.
Schrader, A. Otto Hans Strammreich, Bunsenmagazin 5 (2000) 120 |
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188
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P.
Dumas, M. Hein, A. Otto, B.N.J. Persson, P. Rudolf, R. Raval, G.P.
Williams Friction of molecules at metallic surfaces: experimental approach using synchrotron IR spectroscopy. Surf. Sci. 433-435 (1999) 797-805 |
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187
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A. Otto,
D. Diesing The role of atomic scale roughness in hot electron chemistry J. Phys. Chem. B 103 (1999) 2696-2701 |
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186
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M. Hein,
P. Dumas, A. Otto, G.P. Williams Friction of conduction electrons with adsorbates: Simultaneous changes of DC resistance and broadband IR reflectance of thin Cu(111) films exposed to CO. Surf. Sci., 419 (1999) 308 |
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185
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A.
Bruckbauer, A. Otto Raman spectroscopy of pyridine adsorbed on single crystal copper electrodes. Special Issue J. Raman Spectrosc., 29 (1998) 665-672 |
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184
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O.
Glück, M.J. Schöning, H. Lüth, H. Emons, C. Hanewinkel, D. Schumacher,
A. Otto Trace metal determination with gold microelectrodes fabricated by silicon technology. Eurosensors XI, The 11th European Conf. on Solid State Transducers, Warsawa, Poland, September 21-24, 1997, p. 615-618 |
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183
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P.
Dumas, C.J. Hirschmugl, M. Hein, A. Otto, G.P. Williams, Surface Dynamics Using Infrared Synchrotron Radiation NSLS newsletter, Nov. 1997 |
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182
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M. Pohl,
A. Otto Adsorption and reaction of carbon dioxide on pure and alkali metal promoted cold-deposited copper films. Surf. Sci. 406 (1998) 125-137 |
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181
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C. Hahn,
R. Krause-Rehberg, M. Heiler, H. Wolter, H. Neddermeyer, K. Wandelt, A.
Otto Defects in Cu and Ag overlayers epitaxially grown on a Ru(0001) substrate studied by slow positrons. Appl. Surf. Sci. 106 (1997) 222-227 |
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180
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T.
Bornemann, A. Otto, W Heuer, H. Zacharias, Second harmonic generation by cold-deposited silver films Surf. Sci. 420 (1999) 224-232 |
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179
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H.
Winkes, D. Schumacher, and A. Otto Surface Resistance Measurements at the Metal/Electrolyte Interface of Ag(100)- and Ag(111) Thin Film Electrodes, Surf. Sci. 400 (1998) 44-53 |
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178
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J.
Grewe, Ü. Ertürk and A. Otto Raman scattering of C2H4 on copper films, adsorbed at (111) terraces and "annealable sites", Langmuir 14 (1998) 696-707 |
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177
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Y.
Suzuki, M. Kobayashi, A. Hatta, A. Otto, Anomalous IR absorption of the system gold island film in water or methanol. Jap. J. Appl. Phys., 36 (1997) 4446-4450 |
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176
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A.
Relitzki, A. Hilgers, H. Hövel, U. Kreibig, D. Schumacher, H. Winkes Deposition of Silver Clusters on Silver Surfaces: Influences on the Electrical Resistance Proceedings of the International Symposium on the Science and Technology of Atomically Engineered Materials, Richmond U.S.A. (1995) 453 - 458 Herausgeber: P. Jena, S.N. Khanna, B.K. Rao |
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175
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D.
Schumacher Probing the Electronic Friction via Surface Resistivity Measurements, in Physics of Sliding Friction, Ed.: B.N.J. Persson and E. Tosatti; NATO ASI Series, Series E, Applied Sciences, Vol. 311 (1996) 203 - 216; Kluwer, Academic Publishers, |
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174
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D.
Diesing, G. Kritzler, A. Otto reply: Comments on: Time resolved charge transfer with hot electrons at the silver/electrolyte interface. Ber. Bunsenges. Phys. Chem. 101 (1997) 762-764 |
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173
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D.
Diesing, G. Kritzler, A. Otto Hydrogen evolution at silver electrodes by hot electrons Electron and Ion Transport in Condensed Media, ed. by A. Kornyshev, M. Tosi, J. Ulstrup, World Scientific, 1997, p. 257 - 277 |
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172
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W.
Akemann, A. Otto and H.R. Schober Raman scattering by bulk phonons in microcrystalline silver and copper via electronic surface excitations. Phys. Rev. Letters 79 (1997) 5050 - 5053 |
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171
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A. Otto,
D. Diesing, H. Janssen, M. Hänisch, M.M. Lohrengel, S. Rüße, A. Schaak,
S. Schatteburg, D. Körwer, G. Kritzler, H. Winkes. Surface reactions of hot electrons at Ag/UHV and Ag/electrolyte interfaces. for the IUPAC, ‘Interfacial Science’, A ‘Chemistry for the 21st Century’ Monograph, editor M.W. Roberts, 1997, Chapter 7, p. 163 - 193. |
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170
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D.
Diesing, H. Winkes, and A. Otto Time resolved investigation of the hydrogen evolution reaction on Ag(111), Ag(100) smooth polycrystalline, and activated polycrystalline silver surfaces. phys. stat. sol. (a) 159 (1997) 243 - 254 |
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169
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C.
Hanewinkel, H. Winkes, D. Schumacher, and A. Otto Adsorption of metal cations precisely quantified by surface resistance of thin epitaxial silver film electrodes. Electrochim. Acta 42 (1997) 3345-3349 |
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168
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W.
Akemann, A. Otto, H. Schober Raman Scattering by bulk phonons in microcrystalline silver via electronic surface states J. Brasilian Chem. Soc. 7 (1996) 443 |
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167
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M. Pohl,
A. Pieck, C. Hanewinkel, A. Otto A Raman Study of Formic Acid and Surface Formate Adsorbed on Cold-deposited Copper Films J. Raman Spectr. 27 (1996) 805 |
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166
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M.
Futamata, E. Keim, A. Bruckbauer, D. Schumacher, A. Otto Enhanced Raman Scattering from CuPc on Pt by use of a Weierstrass Prism. Appl. Surf. Sci. 100/101 (1996) 60-63 |
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165
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M. Hein,
D. Schumacher Changes of the DC resistivity and the broadband IR reflectivity of thin metal films due to coverage. J. Phys. D.: Appl. Phys. 28 (1995) 1931-1941 |
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164
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M.
Arnold, A. Otto Notes on localisation of surface plasmon polaritons Optics communications 125 (1996) 122-136 |
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163
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D.
Diesing, S. Rüße, A. Otto, M.M. Lohrengel Time resolved charge transfer with hot electrons at the silver/electrolyte interface Ber. Bunsenges. Phys. Chem. 99 (1995) 1402 |
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162
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D.
Diesing, R. Holze and A. Otto Observation of shifted vibrational bands in the SERS spectra of CO, CO2, and N2O on polycrystalline copper electrodes Proc. XIVth Int. Conf. on Raman Spectroscopy, Hong Kong, 1994, ed. by N.-T. Yu and X.-Y. Li, p. 602 |
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161
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W.
Akemann and A. Otto Inelastic light scattering from silver films: Phonon and electronic surface state excitations Proc. XIVth Int. Conf. on Raman Spectroscopy, Hong Kong, 1994, ed. by N.-T. Yu and X.-Y. Li, p. 734 |
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160
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J. Grewe
and A. Otto Vibrations of the truly physisorbed state of ethen on copper(111) Proc. XIVth Int. Conf. on Raman Spectroscopy, Hong Kong, 1994, ed. by N.-T. Yu and X.-Y. Li, p. 614 |
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159
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F.
Bartolucci and A. Otto Transformation of NO and NO2 on silver Proc. XIVth Int. Conf. on Raman Spectroscopy, Hong Kong, 1994, ed. by N.-T. Yu and X.-Y. Li, p. 514 |
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158
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F.
Bartolucci, W. Akemann and A. Otto Low energy pathways of the formation of N2 from NO on copper Proc. XIVth Int. Conf. on Raman Spectroscopy, Hong Kong, 1994, ed. by N.-T. Yu and X.-Y. Li, p. 512 |
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157
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W.
Akemann, A. Otto Vibrational frequencies of C2H4 and C2H6 adsorbed to potassium, indium and noble metal films. Langmuir 11 (1995) 1196 |
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156
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W.
Akemann, A. Otto Surface enhanced Raman scattering of bulk phonons in microcrystalline silver via surface state excitations. Sol. State Commun., submitted, zurückgezogen |
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155
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D.
Diesing, H. Janssen, A. Otto Surface reactions with hot electrons and hot holes in metals. Surf. Sci. 331-333 (1995) 289 |
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154
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H.
Janssen, D. Diesing, A. Otto Enhanced inverse photoemission by hot electrons at strongly charged silver surfaces. Surf. Sci. 331-333 (1995) 1267 |
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153
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M.
Hänisch and A. Otto Light emission from rough tunnel junctions in UHV J. Phys.: Condensed Matter, 6 (1994) 9659 |
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152
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W.
Akemann, A. Otto Activated adsorption of CO2 on pure and promoted noble metal surfaces observed with Raman spectroscopy. Surface Review and Letter 1 (1994) 557 |
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151
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F.
Bartolucci, A. Otto Dissociative adsorption of NO and reactions of NO2 on rough silver surfaces. Surface Review and Letters 1 (1994) 561 |
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150
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W.
Akemann, A. Otto Electronic Raman scattering at disordered noble and alkali metal surfaces. Phil. Mag. B70 (1994) 747 |
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149
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M.
Arnold, D. Schumacher, A. Otto Theoretical study of enhanced backscattering from rough silver surfaces Physics Letters A 188 (1994) 387-393 |
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148
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M.
Futamata, P. Borthen, J. Thomassen, D. Schumacher, A. Otto Application of an ATR method in Raman spectroscopy. Applied Spectroscopy 48 (1994) 252-260 |
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147
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W.
Akemann, A. Otto Continuous secondary light emission from silver films: On the origin of the inelastic background in SERS. Surf. Sci. 307-309 (1994) 1071-1075 |
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146
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M.
Arnold and K. Hehl Embedded grating in a multilayer system: matrix formalism. J. Modern Optics 40 (1993) 2423-2432 |
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145
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A.
Steprath, D. Schumacher, A. Otto and M. Arnold Experimental study of enhanced backscattering from rough silver surfaces. Phys. Lett. A177 (1993) 433-436 |
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144
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W.
Akemann, A. Otto The effect of atomic scale surface disorder on bonding and activation of adsorbates: Vibrational properties of CO and CO2 on copper. Surf. Sci. 287/288 (1993) 104-109 |
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143
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M.
Arnold, P. Bussemer, K. Hehl, H. Grabhorn, A. Otto Enhanced Raman scattering from benzene condensed on a silver grating. J. Modern Optics 39 (1992) 2329-2346 |
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142
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F.
Richter, K. Bewilogua, H. Kupfer, I. Mühling, B. Rau, B. Rother, D.
Schumacher Preparation and properties of amorphous carbon and hydrocarbon films. Thin Solid Films 212 (1992) 245-250 |
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141
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D.
Schumacher Surface scattering experiments with conduction electron. Habilitationsschrift, Heinrich‑Heine‑Universität Düsseldorf, (1991) Springer Tracts in Modern Physics 128 (1992) |
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140
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J.C.
Rubim In situ spectroelectrochemical study of the passivation of iron in alkaline solutions. J. Chem. Soc., Faraday Trans. I, 85 (1989) 4247‑4258 |
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139
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W.
Akemann, A. Otto Roughness induced reactions of N2 and CO2 on noble and alkali metals. Surf. Sci. 272 (1992) 211‑219 |
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138
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W.
Akemann, A. Otto Vibrational modes of CO adsorbed to disordered copper films investigated with Raman spectroscopy. J. Raman Spectrosc. 22 (1991) 797‑803 |
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137
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A. Otto Surface enhanced Raman scattering of adsorbates. J. Raman Spectrosc. 22 (1991) 743‑752 |
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136
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D.
Körwer, D. Schumacher, A. Otto Resistance changes of thin film electrodes of silver. Ber. Bunsenges. 95 (1991) 1484‑1488 |
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135
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H.
Grabhorn, A. Otto, D. Schumacher, B.N.J. Persson Variation of the DC resistance of smooth and atomically rough silver films during exposure to C2H6 and C2H4. Surf. Sci. 264 (1992) 327‑340 |
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134
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B.N.J.
Persson, D. Schumacher, A. Otto, Surface resistivity and vibrational damping in adsorbed layers. Chem. Phys. Letters 178 (1991) 204‑212 |
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133
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M.
Hänisch, A. Otto Differential reflection spectroscopy of passive film on iron. J. Electroanal. Chem., 308 (1991) 113‑126 |
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132
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I.
Mrozek, A. Otto Quantitative separation of the "classical" electromagnetic and the "chemical" contribution to SERS. J. Electron Spectrosc. Relat. Phenomena 54/55 (1990) 895‑911 |
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131
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R.
Brings, I. Mrozek, A. Otto On the relation between resonant Raman scattering in Ag‑C2H4 complexes and SERS. J. Raman Spectrosc., 22 (1991) 119‑124 |
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130
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A. Otto,
B. Reihl Band‑structure effects in secondary‑electron‑emission and absorbed‑current spectra of (111), (100), and (110) surfaces of silver. Phys. Rev. B 41 (1990) 9752‑9755 |
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129
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A. Otto,
I. Mrozek, H. Grabhorn, W. Akemann Surface enhanced Raman scattering. J. Phys.: Condens. Matter 4 (1992) 1143‑1212 |
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128
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R.
Dudde, B. Reihl, A. Otto p* and s* molecular orbitals of condensed films of chlorobenzenes and hexafluorobenzene observed by inverse photoemission. J. Chem. Phys. 92 (6) (1990) 3930‑3934 |
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127
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I.
Mrozek, C. Pettenkofer, A. Otto Raman spectroscopy of carbon monoxide adsorbed on silver island films. Surf. Sci. 238 (1990) 192‑198 |
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126
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H.
Grabhorn, A. Otto What determines the selection rules of surface enhanced Raman spectroscopy? Vacuum 41 (1990) 473‑475 |
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125
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M.
Hanfland, K. Syassen, R. Sonnenschein Optical reflectivity of graphite under pressure. Phys. Rev. B 40 (1989) 1951‑1954 |
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124
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G.
Kannen, A. Otto Optical studies on the quenching of the SERS-activity of silver electrodes. Chem. Phys. 141 (1990) 51‑61 |
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123
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I.
Mrozek, A. Otto Long and short range effects in SERS from silver. Europhys. Lett. 11 (1990) 243‑248 |
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122
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I.
Mrozek, A. Otto SERS ‑ a long range effect? Appl. Phys. A 49 (1989) 389‑391 |
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121
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C.
Holzapfel, W. Akemann, D. Schumacher, A. Otto Variations of DC‑resistance and SERS intensity during exposure of cold‑deposited silver films. Surf. Sci. 227 (1990) 123‑128 |
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120
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C.
Holzapfel, F. Stubenrauch, D. Schumacher, A. Otto DC‑resistivity variation of cold‑deposited silver films during gas exposure. Thin Solid Films 188 (1990) 7‑19 |
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119
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S.A.
Bilmes, J.C. Rubim, A. Otto, A.J. Arvía SERS from pyridine adsorbed on electrodispersed platinum electrodes. Chem. Phys. Lett. 159 (1989) 89‑96 |
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118
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A. Otto The electronic contribution to SERS, the present experimental status. Colloids and Surfaces 38 (1989) 27‑36 |
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117
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A. Otto On the relation of SERS and charge transfer at silver electrode surfaces. Proc. Vth Symposium Optical Spectroscopy, Eisenach 1988 |
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116
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I.
Mrozek, A. Otto On the "first layer effect" of SERS from silver island films. in Recent Trends in Raman Spectroscopy, eds. S.B. Banerjee, S.S. Jha, World Scientific 1989, p. 224‑240 (Proc. of the International Conference held in connection with Celebrations of Birth Centenary of C.V. Raman and Diamond Jubilee of the Discovery of Raman Effect, Calcutta 1988) |
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115
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G.
Kannen, S.A. Bilmes, A. Otto Electroreflectance of "SERS‑active" silver electrodes. Electrochimica Acta 34 (1989) 1147‑1152 |
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114
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J.C.
Rubim, G. Kannen, D. Schumacher, J. Dünnwald, A. Otto Raman spectra of silver coated graphite and glassy carbon electrodes. Applied Surf. Sci. 37 (1989) 233‑243 |
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113
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T.
Bornemann, A. Otto Changes of the optical properties of "smooth" silver by silver deposits at low temperatures. Surf. Sci. 211/212 (1989) 463‑469 |
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112
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A. Otto,
T. Bornemann, Ü. Ertürk, I. Mrozek, C. Pettenkofer Model of electronically enhanced Raman scattering from adsorbates on coldly deposited silver. Surf. Sci. 210 (1989) 363‑386 |
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111
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Ü.
Ertürk, A. Otto SERS of C2H4 on silver induced by preparation of surface defects. Chem. Phys. Lett. 149 (1988) 284‑288 |
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110
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I.
Mrozek, T. Bornemann, A. Otto Raman and reflection spectroscopy of H2O covered coldly deposited silver films. Surf. Sci. 204 (1988) 358‑373 |
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109
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I.
Mrozek, Ü. Ertürk, A. Otto "Chemical" and "adatomic" effects in SERS from silver. ICORS XI, 1988 |
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108
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W.
Wittke, A. Hatta, A. Otto Efficient use of the surface plasmon polariton resonance in light scattering from adsorbates. Applied Physics A 48 (1989) 289‑294 |
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107
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Ü.
Ertürk, D. Gherban, A. Otto Chemical and vibrational specificity of SERS induced by submonolayer postdeposition of silver. Surf. Sci. 203 (1988) 554‑570 |
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106
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J.C.
Rubim, J. Dünnwald Enhanced Raman scattering from passive films on silver coated iron electrodes. J. Electroanal. Chem. 258 (1989) 327‑344 |
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105
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W.
Akemann, A. Otto Examination of the very low frequency inelastic light scattering spectrum of coldly condensed silver films. Electrochimica Acta 34 (1989) 35‑37 |
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104
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R.
Sonnenschein, M. Hanfland, K. Syassen Potassium graphite under pressure: Optical reflectivity of superdense phases. Phys. Rev. B 38 (1988) 3152‑3157 |
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103
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J.
Dünnwald, J. Winter, E. Vietzke, A. Otto Raman spectroscopy of carbonisation films and carbonaceous limiters in fusion vessels. Appl. Physics A 46 (1988) 91‑96 |
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102
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J.
Dünnwald, A. Otto Investigation of phase transitions in rust layers using Raman spectroscopy. Corrosion Sci. 29 (1989) 1167‑1176 |
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101
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Ü.
Ertürk, A. Otto Raman enhancement for pyridine on smooth silver by submonolayer deposition of silver. Europhysics Lett. 6 (1988) 251‑257 |
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100
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A. Otto Is enhanced Raman scattering from adsorbates on coldly deposited silver films caused by electromagnetic field enhancement? Indian J. of Pure and Applied Physics, 26 (1988) 141‑158 |
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99
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I.
Mrozek, A. Otto No evidence for local electromagnetic depolarisation effects in SERS from coldly deposited silver films. J. Electron Spectrosc. Relat. Phenom., 45 (1987) 143‑152 |
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98
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T.
Bornemann, J. Eickmans, A. Otto Interaction of d‑electron excitations and plasmons in Pd, Ag, Cd, In, Sn and Sb. Sol. State Commun., 65 (1988) 381‑384 |
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97
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T.
Bornemann, A. Otto, K.H. Frank, B. Reihl On the optical properties of coldly deposited silver films: Comparison of EELS and reflectivity spectra. Surf. Sci. 195 (1988) 161‑172 |
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96
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C.
Pettenkofer, I. Mrozek, T. Bornemann, A. Otto On the electromagnetic contribution to SERS from coldly deposited silver films. Surf. Sci. 188 (1987) 519‑556 |
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95
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C.
Pettenkofer, A. Otto, Does SERS work without EM field enhancement? ICORS X, Eugene, Oregon 1986 |
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94
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Ü.
Ertürk, A. Otto Bonding of C2H4 to Cu‑, Ag‑, and Au‑ "SERS active films". Surf. Sci. 179 (1987) 163‑175 |
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93
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M.
Bader, J. Haase, K.-H. Frank, A. Puschmann, A. Otto Orientational phase transition in the system pyridine/Ag(111): A NEXAFS study. Phys. Rev. Lett. 56 (1986) 1921 |
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92
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A. Otto,
B. Reihl EELS, inverse and direct photoemission of pyrazine on Ag(111). Surf. Sci. 178 (1986) 635 |
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91
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W.P.
Acker, K. Wall, E. Fisch, A. Otto On the nature of the "very low frequency mode" in surface enhanced Raman scattering. Surf. Sci. 176 (1986) 336 |
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90
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Ü.
Ertürk, C. Pettenkofer, A. Otto "SERS activity" of coldly deposited Ag and Cu films quenched by oxygen. J. Electron Spectrosc. Relat. Phenom. 38 (1986) 113 |
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89
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W.
Diekmann, J. Eickmans, A. Otto Plasmon dispersion in beryllium. Z. Physik B 65 (1986) 39 |
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88
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B.
Reihl, K.H. Frank, A. Otto Unoccupied surface states on the (111) surface of silver: Evidence for broadening. Z. Physik B 62 (1986) 473 |
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87
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R.
Kniep, A. Wilms, H.J. Balster, K. Syassen Phase relations in systems In2X3‑InY3 and structural relations, crystal growth and optical absorption of compounds InXY (X = Se, Te; Y = Cl, Br, J). Z. Naturforschung 36b (1982) 1520 (deutsch) |
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86
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K.
Syassen. H. Winzen, J.M. Leger, K. Oki, R. Suryanarayanan, H. Bach Effect of pressure on the valence state of Yb and Tm in Yb1-xTmxSe. J. Physics C: Sol. State Phys. 19 (1986) 3753‑3763 |
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85
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M.
Hanfland, K. Syassen, S. Fahy, S.G. Louie, M.L. Cohen, The first‑order Raman mode of diamond under pressure. Physica 139 & 140B (1986) 516 |
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84
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A.
Brillante, M. Hanfland, K. Syassen, J. Hocker, Optical studies of polyacetylene under pressure. Physica 139 & 140B (1986) 533 |
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83
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K.
Syassen Ionic monochalcogenides under pressure. Physica 139 & 140B (1986) 277 |
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82
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J.
Eickmans, A. Otto, A. Goldmann On the annealing of "SERS active" silver films: UPS and TDS of adsorbed Xe. Surf. Sci. 171 (1986) 415 |
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81
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K.
Syassen Pressure‑induced structural transition in SrS. phys. stat. sol. (a) 91 (1985) 11 |
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80
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K.
Syassen, H. Winzen, H.G. Zimmer, H. Tups, J.M. Leger Optical response of YbS and YbO at high pressures and pressure-volume relation of YbS. Phys. Rev. B 32 (1985) 8246 |
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79
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A.
Brillante, M. Hanfland, K. Syassen The effect of pressure on the excimer luminescence of 9-cyanoanthracene. Chem. Phys. Lett. 119 (1985) 42 |
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78
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A. Otto,
K.H. Frank, B. Reihl Inverse photoemission of pyridine on silver (111). Surf. Sci. 163 (1985) 140 |
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77
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A. Otto,
K.H. Frank, B. Reihl Inverse photoemission of pyridine on "SERS active" silver films. Surf. Sci. 162 (1985) 891 |
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76
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M.
Hanfland, K. Syassen, S. Fahy, S.G. Louie, M.L. Cohen, Pressure dependence of the first‑order Raman mode in diamond. Phys. Rev. B 31 (1985) 6896 |
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75
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M.
Hanfland, K. Syassen, N. Christensen, Volume dependence of optical transitions in GaAs: photomodulated reflectivity. J. Physique Colloque 45 (1984) C857 |
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74
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K.
Takemura, K. Syassen High‑pressure structural investigation of caesium above 10 GPa. Phys. Rev. B 32 (1985) 2213 |
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73
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H.G.
Zimmer, H. Winzen, K. Syassen High pressure phase transitions in CaTe and SrTe. Phys. Rev. B 32 (1985) 4066 |
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72
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K.
Syassen Pressure‑induced 4f instabilities and insulator‑metal transitions in heavy rare earth materials. (Aussois, Sept. 11‑14, 1984) J. Physique Colloque 45 (1984) C8-123 |
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71
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K.
Takemura, K. Syassen Pressure‑volume relations and polymorphism of Eu and Yb to 30 GPa. J. Physics F: Metal Physics 15 (1985) 543 |
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70
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M.
Hanfland, K. Syassen A Raman study of diamond anvils under stress. J. Appl. Phys. 57 (1985) 2752 |
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69
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A.
Brillante, K. Syassen, M. Hanfland, J. Hocker Polyacetylene at high pressures. Mol. Cryst. - Liquid Cryst. 117 (1985) 331 |
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68
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C.
Pettenkofer, A. Otto "Chemical effects" on vibrational lifetime and frequency of CO on Ag. Surf. Sci. 151 (1985) 37 |
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67
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C.
Pettenkofer, J. Eickmans, Ü. Ertürk, A. Otto On the nature of "SERS active sites". Surf. Sci. 151 (1985) 9 |
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66
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J.
Dünnwald, A. Otto Ramanspektroskopie an Oxidschichten auf Reineisen im Elektrolyten. Fresenius Z. Anal. Chem. 139 (1984) 738 |
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65
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J.
Thietke, J. Billmann, A. Otto Charge transfer excitations in SERS: Comparative study of benzene, pyridine, and pyrazine. in Dynamics on Surfaces, ed. by B. Pullmann, J. Jortner, A. Nitzan, B. Gerber, D. Reidel Publ., Dordrecht 1984, p. 345 |
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64
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K.
Syassen, K. Takemura, H. Tups, Effect of pressure on the optical absorption in nearly‑free electron metals. Proc. Int. Symp. Sol. State Physics under Pressure, Izu-Nagaoka, Japan, Reidel, Amsterdam 1984 |
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63
|
K.
Takemura, K. Syassen High‑pressure x‑ray studies of Cs and Eu. Proc. Int. Symp. Sol. State Physics under Pressure, Izu-Nagaoka, Japan, Reidel, Amsterdam 1984 |
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62
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J.
Eickmans, A. Otto, A. Goldmann The transition from physisorbed via chemisorbed dioxygen to atomic oxygen on rough silver films studied by photoemission. Surf. Sci. 149 (1985) 293 |
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61
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H. Tups,
K. Syassen Effect of pressure on the optical absorption in aluminum. J. of Physics F: Metal Physics 14 (1984) 2753 |
|
60
|
J.
Billmann, A. Otto Charge transfer between adsorbed cyanide and silver probed by SERS. Surf. Sci. 138 (1984) 1 |
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59
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A. Otto,
J. Billmann, J. Eickmans, Ü. Ertürk, C. Pettenkofer The "adatom model" of SERS (surface enhanced Raman scattering): The present status. Surf. Sci. 138 (1984) 319 |
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58
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C.
Pettenkofer, A. Otto On the "first layer" enhancement in Raman scattering of pyridine on silver. J. de Physique C 10 ‑ 37 (1983) |
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57
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H.G.
Zimmer, K. Takemura, K. Fischer, K. Syassen Insulator‑metal transition and valence instability in EuO near 130 kbar. Phys. Rev. B 29 (1984) 2350 |
|
56
|
H. Tups.
A. Otto, K. Syassen Pressure dependence of the d band to Fermi level excitation threshold in silver. Phys. Rev. B 29 (1984) 5458 |
|
55
|
K.
Takemura, K. Syassen High pressure phase transition in potassium and phase relations among heavy alkali metals. Phys. Rev. B 28 (1983) 1193 (Rapid Communications) |
|
54
|
A. Otto Surface enhanced Raman scattering. Vacuum 33 (1983) 797 |
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53
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Ü.
Ertürk, I. Pockrand, A. Otto Surface enhanced Raman scattering from pyridine on copper in UHV. Surf. Sci. 131 (1983) 367 |
|
52
|
I.
Pockrand, (Habilitationsschrift) Surface enhanced Raman vibrational studies at solid/gas interfaces. Springer Tracts in Modern Physics 104 (1984) |
|
51
|
M.
Nicol. K. Syassen High pressure optical spectra of condensed oxygen. Phys. Rev. B 28 (1983) 1201 |
|
50
|
C.
Pettenkofer, I. Pockrand, A. Otto, Surface enhanced Raman spectra of oxygen adsorbed on silver. Surf. Sci. 135 (1983) 52 |
|
49
|
J.
Dünnwald, R. Lossy, A. Otto Raman spectroscopy of oxide layers on pure iron in electrochemical environment. in Passivity of Metals and Semiconductors, M. Froment (ed.), Elsevier, Amsterdam 1983, p. 107 |
|
48
|
I.
Pockrand Ethylene on silver: development of surface enhanced Raman lines with exposure. Surf. Sci. 129 (1983) 192 |
|
47
|
A.
Brillante, I. Pockrand Experimental study of exciton‑surface plasmon interactions. J. Molecular Structure 79 (1982) 169 |
|
46
|
H. Tups,
K. Takemura, K. Syassen Interband optical absorption and electronic s‑d transition in Rb and Cs at high pressures. Phys. Rev. Lett. 49 (1982) 1776 |
|
45
|
K.
Syassen, G. Wortmann, K.H. Frank, J. Feldhaus, G. Kaindl Mean valence of Yb metal in the pressure range 0 ‑ 340 kbar Phys. Rev. B 26 (1982) 4745 |
|
44
|
K.
Takemura, K. Syassen High pressure equation of state of Rb. Sol. State Commun. 44 (1982) 1161 |
|
43
|
G.
Wortmann, K. Syassen, K.H. Frank, J. Feldhaus, G. Kaindl Pressure‑induced valence transition in Yb metal studied by LIII-edge spectroscopy. Intermediate Valence Compound, P. Wachter (ed.), North Holland, Amsterdam, 1982 |
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42
|
A. Otto Surface enhanced Raman scattering. in Dynamics of Gas Surface Interaction, G. Benedek, U. Valbusa (eds.), Springer 1982 |
|
41
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I.
Pockrand, C. Pettenkofer, A. Otto Acetylene adsorption on silver films: A Raman vibrational study. J. Electron Spectrosc. Relat. Phenom. 29 (1983) 409 |
|
40
|
I.
Pockrand Surface enhanced Raman scattering (SERS) from silver, copper and gold films in UHV: Excitation spectra. J. Electron. Spectrosc. Relat. Phenom. 29 (1983) 357 |
|
39
|
I.
Pockrand A Raman vibrational study of water adsorption on silver. Surf. Sci. 122 (1982) L 569 |
|
38
|
I.
Pockrand, A. Brillante, D. Möbius Exciton‑surface plasmon coupling: An experimental investigation. J. Chem. Phys. 77 (1982) 6289 |
|
37
|
A. Otto On the contribution of charge transfer excitations to SERS. J. Electron Spectrosc. Relat. Phenom. 29 (1983) 329 |
|
36
|
J.
Eickmans, A. Goldmann, A. Otto UPS from oxygen on coldly evaporated silver films. Surf. Sci. 127 (1983) 153 |
|
35
|
T.
Lopez‑Rios, C. Pettenkofer, I. Pockrand, A. Otto Enhanced Raman scattering from aluminum films. Surf. Sci. 121 (1982) L 541 |
|
34
|
K.
Syassen Optical absorption of solid xenon at high pressure. Phys. Rev. B 25 (1982) 6548 |
|
33
|
K.
Syassen, R. Sonnenschein Microoptical double beam system for reflectance and absorption measurements at high pressure. Rev. Sci. Instrum. 53 (1982) 644 |
|
32
|
K.
Syassen, M. Nicol Solid O2 near 298 k: Raman and electronic spectra of ß- and e-O2. Physics of Solids Under High Pressure, J.S. Schilling, R.N. Shelton (eds.), North Holland, Amsterdam 1981, pp. 33 |
|
31
|
K.
Syassen, G. Wortmann, J. Feldhaus, K.-H. Frank, G. Kaindl LIII edge proves pressure-induced valence transition in ytterbium metal. Physics of Solids Under High Pressure, J.S. Schilling, R.N. Shelton (eds.), North Holland, Amsterdam 1981, p. 339 |
|
30
|
I.
Pockrand Surface enhanced Raman scattering from evaporated Ag films: Influence of adsorbate and annealing on excitation spectra. Chem. Phys. Lett. 92 (1982) 514 |
|
29
|
I.
Pockrand Surface enhanced Raman scattering from evaporated Ag films: Size of relevant roughness features and range of classical enhancement. Chem. Phys. Lett. 92 (1982) 509 |
|
28
|
A. Otto On the "chemical effect" in surface enhanced Raman scattering. Raman Spectroscopy, J. Lascombe, P.V. Huong (eds.), Wiley 1982, p. 49 |
|
27
|
J.
Billmann, A. Otto Electronic surface state contribution of surface enhanced Raman scattering. Sol. State Commun. 44 (1982) 105 |
|
26
|
E.E.
Koch, J. Barth, J.-H. Fock, A. Goldmann, A. Otto Surface photoemission in the 4d band from polycrystalline silver surfaces. Sol. State Commun. 42 (1982) 897 |
|
25
|
I.
Pockrand Raman spectroscopy of pyridine‑exposed Ag, Cu, and Au film in UHV. A comparative study. Chem. Phys. Lett. 85 (1982) 37 |
|
24
|
A. Otto Comment on "Role of atomic scale roughness in surface enhanced Raman scattering". Phys. Rev. B 27 (1983) 5132 |
|
23
|
K.
Syassen, H. Tups, A. Otto Effect of pressure on the optical properties of silver and caesium. Proc. 8th AIRAPT Conf. "High Pressure in Research and Industry", C.-M. Backman, T. Johannisson, L. Tegnier (eds.), (Uppsala 1981), p. 493 |
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22
|
K.
Syassen, K. Takemura, H. Tups, A. Otto Optical properties of caesium and iodine under pressure. Physics of Solids under High Pressure, J.S. Schilling, R.N. Shelton (eds.), North Holland, Amsterdam 1981 |
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21
|
A. Otto Surface enhanced Raman scattering: "classical" and "chemical" origins, in Topics of Applied Physics 54, "Light Scattering in Solids", Vol. IV, M. Cardona, G. Güntherodt (eds.), p. 289-418, Springer 1984 |
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20
|
J.
Eickmans, H. Möller, A. Otto Plasmon dispersion in Al at k > kF using electron energy loss spectroscopy. Z. Physik, B 46 (1982) 99 |
|
19
|
Pockrand,
J. Billmann, A. Otto Surface enhanced Raman scattering (SERS) from pyridine on silver‑UHV interfaces: Excitation spectra. J. Chem. Phys. 78 (1983) 6384 |
|
18
|
Otto, I.
Pockrand, J. Billmann, C. Pettenkofer The "adatom model": How important is atomic scale roughness? in "Surface Enhanced Raman Scattering", R.K. Chang, T.E. Furtak (eds.), Plenum 1981, p. 147 |
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17
|
H.
Möller, A. Otto The effect of grain size on the dispersion of the volume plasmon in Al-Mg-Alloys. Sol. State Commun. 38 (1981) 977 |
|
16
|
R.
Sonnenschein, K. Syassen, A. Otto Effect of pressure on the first singlet exciton in crystalline anthracene. J. Chem. Phys. 74 (1981) 4315 |
|
15
|
I.
Pockrand, A. Otto Surface enhanced Raman scattering: Annealing the silver substrate. Sol. State Commun. 38 (1981) 1159 |
|
14
|
I.
Pockrand, A. Otto Surface enhanced and disorder induced Raman scattering from silver films. Sol. State Commun. 37 (1981) 109 |
|
13
|
J.
Billmann, A. Otto Experimental evidence for a local mechanism of surface enhanced Raman scattering. Appl. Surf. Sci. 6 (1980) 356 |
|
12
|
A. Otto Surface enhanced Raman scattering (SERS): What do we know? Appl. Surf. Sci. 6 (1980) 309 |
|
11
|
I.
Pockrand, A. Otto Coverage dependence of Raman scattering from pyridine adsorbed to silver/vacuum interfaces. Sol. State Commun. 35 (1980) 861 |
|
10
|
I.
Pockrand, A. Otto Raman scattering from silver/vacuum interfaces. Appl. Surf. Sci. 6 (1980) 362 |
|
9
|
H.
Möller, A. Otto Plasmon dispersion in Al-Mg-alloys. Phys. Rev. Lett. 45 (1981) 2164 Erratum: Phys. Rev. Lett. 46 (1981) 789 (E) Möller and Otto respond: Phys. Rev. Lett. 46 (1981) 1707 |
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8
|
J.
Bodesheim, A. Otto Die Bestimmung mikroskopischer Oberflächenrauhigkeiten von Glas durch Streulichtmessung. Optik 58 (1981) 73 |
|
7
|
A. Otto.
J. Timper, J. Billmann, I. Pockrand Enhanced inelastic light scattering from metal electrodes caused by adatoms. Phys. Rev. Lett. 45, 46 (1980) 46 |
|
6
|
J.
Timper, J. Billmann, A. Otto, I. Pockrand Surface enhanced light scattering from silver electrodes: Background and CN stretch vibration. Surf. Sci. 101 (1980) 348 |
|
5
|
A. Otto Investigation of electrode surfaces by surface plasmon polariton spectroscopy. Surf. Sci. 101 (1980) 99 |
|
4
|
A. Otto.
J. Timper, J. Billmann, G. Kovacs, I. Pockrand Surface roughness induced electronic Raman scattering. Surf. Sci. 92 (1980) L 55 |
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3
|
J.
Billmann, G. Kovacs, A. Otto Enhanced Raman effect from cyanide adsorbed on a silver electrode. Surf. Sci. 92 (1980) 153 |
|
2
|
A. Otto Raman scattering from adsorbates on silver. Surf. Sci. 92 (1980) 145 |
|
1
|
A. Otto Raman spectra of (CN) adsorbed at a silver surface. Surf. Sci. 75, (1978) L 392 |