Publikationen:
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)
201
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)
200
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)
199
S. Schatteburg, D. Diesing, A. Otto
Optical Surface absorption by surface-adsorbate-charge transfer excitations
Applied Physics B 70 (2000) 573-577
198
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
197
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
196
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
195
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
194
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
193
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
192
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
191
M. Futamata, D. Diesing
Adsorbed State of pyridine, uracil and water.
Vibrational Spectroscopy 19 (1999) 187-192
190
C. Hanewinkel, A. Otto, Th. Wandlowski
Surface Resistance of Bromide on Ag(100) electrodes
Surf. Sci. 429 (1999) 255-259
189
B. Schrader, A. Otto
Hans Strammreich,
Bunsenmagazin 5 (2000) 120
188
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
187
A. Otto, D. Diesing
The role of atomic scale roughness in hot electron chemistry
J. Phys. Chem. B 103 (1999) 2696-2701
186
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
185
A. Bruckbauer, A. Otto
Raman spectroscopy of pyridine adsorbed on single crystal copper electrodes.
Special Issue J. Raman Spectrosc., 29 (1998) 665-672
184
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
183
P. Dumas, C.J. Hirschmugl, M. Hein, A. Otto, G.P. Williams,
Surface Dynamics Using Infrared Synchrotron Radiation
NSLS newsletter, Nov. 1997
182
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
181
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
180
T. Bornemann, A. Otto, W Heuer, H. Zacharias,
Second harmonic generation by cold-deposited silver films
Surf. Sci. 420 (1999) 224-232
179
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
178
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
177
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
176
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
175
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,
174
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
173
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
172
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
171
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.
170
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
169
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

168
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
167
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
166
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
165
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
164
M. Arnold, A. Otto
Notes on localisation of surface plasmon polaritons
Optics communications 125 (1996) 122-136
163
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
162
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
161
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
160
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
159
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
158
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
157
W. Akemann, A. Otto
Vibrational frequencies of C2H4 and C2H6 adsorbed to potassium, indium and noble metal films.
Langmuir 11 (1995) 1196
156
W. Akemann, A. Otto
Surface enhanced Raman scattering of bulk phonons in microcrystalline silver via surface state excitations.
Sol. State Commun., submitted, zurückgezogen
155
D. Diesing, H. Janssen, A. Otto
Surface reactions with hot electrons and hot holes in metals.
Surf. Sci. 331-333 (1995) 289
154
H. Janssen, D. Diesing, A. Otto
Enhanced inverse photoemission by hot electrons at strongly charged silver surfaces.
Surf. Sci. 331-333 (1995) 1267
153
M. Hänisch and A. Otto
Light emission from rough tunnel junctions in UHV
J. Phys.: Condensed Matter, 6 (1994) 9659
152
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
151
F. Bartolucci, A. Otto
Dissociative adsorption of NO and reactions of NO2 on rough silver surfaces.
Surface Review and Letters 1 (1994) 561
150
W. Akemann, A. Otto
Electronic Raman scattering at disordered noble and alkali metal surfaces.
Phil. Mag. B70 (1994) 747
149
M. Arnold, D. Schumacher, A. Otto
Theoretical study of enhanced backscattering from rough silver surfaces
Physics Letters A 188 (1994) 387-393
148
M. Futamata, P. Borthen, J. Thomassen, D. Schumacher, A. Otto
Application of an ATR method in Raman spectroscopy.
Applied Spectroscopy 48 (1994) 252-260
147
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
146
M. Arnold and K. Hehl
Embedded grating in a multilayer system: matrix formalism.
J. Modern Optics 40 (1993) 2423-2432
145
A. Steprath, D. Schumacher, A. Otto and M. Arnold
Experimental study of enhanced backscattering from rough silver surfaces.
Phys. Lett. A177 (1993) 433-436
144
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
143
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
142
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
141
D. Schumacher
Surface scattering experiments with conduction electron.
Habilitationsschrift, Heinrich‑Heine‑Universität Düsseldorf, (1991)
Springer Tracts in Modern Physics 128 (1992)
140
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
139
W. Akemann, A. Otto
Roughness induced reactions of N2 and CO2 on noble and alkali metals.
Surf. Sci. 272 (1992) 211‑219
138
W. Akemann, A. Otto
Vibrational modes of CO adsorbed to disordered copper films investigated with Raman spectroscopy.
J. Raman Spectrosc. 22 (1991) 797‑803
137
A. Otto
Surface enhanced Raman scattering of adsorbates.
J. Raman Spectrosc. 22 (1991) 743‑752
136
D. Körwer, D. Schumacher, A. Otto
Resistance changes of thin film electrodes of silver.
Ber. Bunsenges. 95 (1991) 1484‑1488
135
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
134
B.N.J. Persson, D. Schumacher, A. Otto,
Surface resistivity and vibrational damping in adsorbed layers.
Chem. Phys. Letters 178 (1991) 204‑212
133
M. Hänisch, A. Otto
Differential reflection spectroscopy of passive film on iron.
J. Electroanal. Chem., 308 (1991) 113‑126
132
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
131
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
130
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
129
A. Otto, I. Mrozek, H. Grabhorn, W. Akemann
Surface enhanced Raman scattering.
J. Phys.: Condens. Matter 4 (1992) 1143‑1212
128
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
127
I. Mrozek, C. Pettenkofer, A. Otto
Raman spectroscopy of carbon monoxide adsorbed on silver island films.
Surf. Sci. 238 (1990) 192‑198
126
H. Grabhorn, A. Otto
What determines the selection rules of surface enhanced Raman spectroscopy?
Vacuum 41 (1990) 473‑475
125
M. Hanfland, K. Syassen, R. Sonnenschein
Optical reflectivity of graphite under pressure.
Phys. Rev. B 40 (1989) 1951‑1954
124
G. Kannen, A. Otto
Optical studies on the quenching of the SERS-activity of silver electrodes.
Chem. Phys. 141 (1990) 51‑61
123
I. Mrozek, A. Otto
Long and short range effects in SERS from silver.
Europhys. Lett. 11 (1990) 243‑248
122
I. Mrozek, A. Otto
SERS ‑ a long range effect?
Appl. Phys. A 49 (1989) 389‑391
121
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
120
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
119
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
118
A. Otto
The electronic contribution to SERS, the present experimental status.
Colloids and Surfaces 38 (1989) 27‑36
117
A. Otto
On the relation of SERS and charge transfer at silver electrode surfaces.
Proc. Vth Symposium Optical Spectroscopy, Eisenach 1988
116
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)
115
G. Kannen, S.A. Bilmes, A. Otto
Electroreflectance of "SERS‑active" silver electrodes.
Electrochimica Acta 34 (1989) 1147‑1152
114
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
113
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
112
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
111
Ü. Ertürk, A. Otto
SERS of C2H4 on silver induced by preparation of surface defects.
Chem. Phys. Lett. 149 (1988) 284‑288
110
I. Mrozek, T. Bornemann, A. Otto
Raman and reflection spectroscopy of H2O covered coldly deposited silver films.
Surf. Sci. 204 (1988) 358‑373
109
I. Mrozek, Ü. Ertürk, A. Otto
"Chemical" and "adatomic" effects in SERS from silver.
ICORS XI, 1988
108
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
107
Ü. Ertürk, D. Gherban, A. Otto
Chemical and vibrational specificity of SERS induced by submonolayer postdeposition of silver.
Surf. Sci. 203 (1988) 554‑570
106
J.C. Rubim, J. Dünnwald
Enhanced Raman scattering from passive films on silver coated iron electrodes.
J. Electroanal. Chem. 258 (1989) 327‑344
105
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
104
R. Sonnenschein, M. Hanfland, K. Syassen
Potassium graphite under pressure: Optical reflectivity of superdense phases.
Phys. Rev. B 38 (1988) 3152‑3157
103
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
102
J. Dünnwald, A. Otto
Investigation of phase transitions in rust layers using Raman spectroscopy.
Corrosion Sci. 29 (1989) 1167‑1176
101
Ü. Ertürk, A. Otto
Raman enhancement for pyridine on smooth silver by submonolayer deposition of silver.
Europhysics Lett. 6 (1988) 251‑257
100
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
99
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
98
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
97
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
96
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
95
C. Pettenkofer, A. Otto,
Does SERS work without EM field enhancement?
ICORS X, Eugene, Oregon 1986
94
Ü. Ertürk, A. Otto
Bonding of C2H4 to Cu‑, Ag‑, and Au‑ "SERS active films".
Surf. Sci. 179 (1987) 163‑175
93
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
92
A. Otto, B. Reihl
EELS, inverse and direct photoemission of pyrazine on Ag(111).
Surf. Sci. 178 (1986) 635
91
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
90
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
89
W. Diekmann, J. Eickmans, A. Otto
Plasmon dispersion in beryllium.
Z. Physik B 65 (1986) 39
88
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
87
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)
86
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
85
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
84
A. Brillante, M. Hanfland, K. Syassen, J. Hocker,
Optical studies of polyacetylene under pressure.
Physica 139 & 140B (1986) 533
83
K. Syassen
Ionic monochalcogenides under pressure.
Physica 139 & 140B (1986) 277
82
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
81
K. Syassen
Pressure‑induced structural transition in SrS.
phys. stat. sol. (a) 91 (1985) 11
80
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
79
A. Brillante, M. Hanfland, K. Syassen
The effect of pressure on the excimer luminescence of 9-cyanoanthracene.
Chem. Phys. Lett. 119 (1985) 42
78
A. Otto, K.H. Frank, B. Reihl
Inverse photoemission of pyridine on silver (111).
Surf. Sci. 163 (1985) 140
77
A. Otto, K.H. Frank, B. Reihl
Inverse photoemission of pyridine on "SERS active" silver films.
Surf. Sci. 162 (1985) 891
76
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
75
M. Hanfland, K. Syassen, N. Christensen,
Volume dependence of optical transitions in GaAs: photomodulated reflectivity.
J. Physique Colloque 45 (1984) C857
74
K. Takemura, K. Syassen
High‑pressure structural investigation of caesium above 10 GPa.
Phys. Rev. B 32 (1985) 2213
73
H.G. Zimmer, H. Winzen, K. Syassen
High pressure phase transitions in CaTe and SrTe.
Phys. Rev. B 32 (1985) 4066
72
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
71
K. Takemura, K. Syassen
Pressure‑volume relations and polymorphism of Eu and Yb to 30 GPa.
J. Physics F: Metal Physics 15 (1985) 543
70
M. Hanfland, K. Syassen
A Raman study of diamond anvils under stress.
J. Appl. Phys. 57 (1985) 2752
69
A. Brillante, K. Syassen, M. Hanfland, J. Hocker
Polyacetylene at high pressures.
Mol. Cryst. - Liquid Cryst. 117 (1985) 331
68
C. Pettenkofer, A. Otto
"Chemical effects" on vibrational lifetime and frequency of CO on Ag.
Surf. Sci. 151 (1985) 37
67
C. Pettenkofer, J. Eickmans, Ü. Ertürk, A. Otto
On the nature of "SERS active sites".
Surf. Sci. 151 (1985) 9
66
J. Dünnwald, A. Otto
Ramanspektroskopie an Oxidschichten auf Reineisen im Elektrolyten.
Fresenius Z. Anal. Chem. 139 (1984) 738
65
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
64
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
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
62
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
61
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
59
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
58
C. Pettenkofer, A. Otto
On the "first layer" enhancement in Raman scattering of pyridine on silver.
J. de Physique C 10 ‑ 37 (1983)
57
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
53
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
42
A. Otto
Surface enhanced Raman scattering.
in Dynamics of Gas Surface Interaction, G. Benedek, U. Valbusa (eds.), Springer 1982
41
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
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
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
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
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
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
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