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1

37 GHz bandwidth InP-based photoreceiver OEIC suitable for data rates up to 50 Gb/s

Mekonnen, G.G., Schlaak, W., Bach, H.-G., Steingruber, R., Seeger, A., Enger, Th., Passenberg, W., Umbach, A., Schramm, C., Unterborsch, G., van Waasen, S.

Journal:

IEEE Photonics Technology Letters

Year:

1999

Language:

english

File:

PDF, 182 KB

english, 1999

2

An energy-dispersive VUV beamline for NEXAFS and other CFS/CIS studies

D.R. Batchelor, Th. Schmidt, R. Follath, C. Jung, R. Fink, M. Knupfer, A. Schöll, T. Noll, F. Siewert, B. Büchner, E. Umbach

Journal:

Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment

Year:

2007

Language:

english

File:

PDF, 807 KB

english, 2007

3

Anharmonicity of the core-excited state potential of an organic molecule from NEXAFS vibronic fine structure

A Schöll, D Hübner, Th Schmidt, S.G Urquhart, R Fink, E Umbach

Journal:

Chemical Physics Letters

Year:

2004

Language:

english

File:

PDF, 401 KB

english, 2004

4

Chemical insights into the Cd2+/NH3 treatment—An approach to explain the formation of Cd-compounds on Cu(In,Ga)(S,Se)2 absorbers

M. Bär, L. Weinhardt, C. Heske, H.-J. Muffler, E. Umbach, M.Ch. Lux-Steiner, Th.P. Niesen, F. Karg, Ch.-H. Fischer

Journal:

Solar Energy Materials and Solar Cells

Year:

2006

Language:

english

File:

PDF, 193 KB

english, 2006

5

Growth mode and molecular orientation of phthalocyanine molecules on metal single crystal substrates: A NEXAFS and XPS study

S. Kera, M.B. Casu, K.R. Bauchspieß, D. Batchelor, Th. Schmidt, E. Umbach

Journal:

Surface Science

Year:

2006

Language:

english

File:

PDF, 301 KB

english, 2006

6

Formation of the ZnSe/(Te/)GaAs(1 0 0) heterojunction

Th Gleim, C Heske, E Umbach, C Schumacher, S Gundel, W Faschinger, A Fleszar, Ch Ammon, M Probst, H.-P Steinrück

Journal:

Surface Science

Year:

2003

Language:

english

File:

PDF, 272 KB

english, 2003

7

Growth of H2O layers on an ultra-thin Al2O3 film: from monomeric species to ice

G. Tzvetkov, Y. Zubavichus, G. Koller, Th. Schmidt, C. Heske, E. Umbach, M. Grunze, M.G. Ramsey, F.P. Netzer

Journal:

Surface Science

Year:

2003

Language:

english

File:

PDF, 528 KB

english, 2003

8

Energy calibration and intensity normalization in high-resolution NEXAFS spectroscopy

A Schöll, Y Zou, Th Schmidt, R Fink, E Umbach

Journal:

Journal of Electron Spectroscopy and Related Phenomena

Year:

2003

Language:

english

File:

PDF, 248 KB

english, 2003

9

Photophysical properties of β-alkylated quater-, octa-, dodeca- and hexadecatiophenes

H.-J. Egelhaaf, D. Oelkrug, W. Gebauer, M. Sokolowski, E. Umbach, Th. Fischer, P. Bäuerle

Journal:

Optical Materials

Year:

1998

Language:

english

File:

PDF, 557 KB

english, 1998

10

Fluorierung von Cyanurchlorid und Tieftemperatur-Kristallstruktur von [(ClCN)3F]+ [AsF6]−

Dipl.-Chem. M. Broschag, Priv.-Doz. Dr. Th. T. M. Klapötke, Dipl.-Chem. A. Schulz, Dr. I. C. Tornieporth-Oetting, Dipl.-Chem. P. Umbach, P. S. White

Journal:

Zeitschrift für anorganische und allgemeine Chemie

Year:

1994

File:

PDF, 439 KB

1994

11

Influence of substrate morphology on organic layer growth: PTCDA on Ag(1 1 1)

H. Marchetto, U. Groh, Th. Schmidt, R. Fink, H.-J. Freund, E. Umbach

Journal:

Chemical Physics

Year:

2006

Language:

english

File:

PDF, 357 KB

english, 2006

12

Chemical bonding of PTCDA on Ag surfaces and the formation of interface states

Y. Zou, L. Kilian, A. Schöll, Th. Schmidt, R. Fink, E. Umbach

Journal:

Surface Science

Year:

2006

Language:

english

File:

PDF, 942 KB

english, 2006

13

Double aberration correction in a low-energy electron microscope

Th. Schmidt, H. Marchetto, P.L. Lévesque, U. Groh, F. Maier, D. Preikszas, P. Hartel, R. Spehr, G. Lilienkamp, W. Engel, R. Fink, E. Bauer, H. Rose, E. Umbach, H.-J. Freund

Journal:

Ultramicroscopy

Year:

2010

Language:

english

File:

PDF, 564 KB

english, 2010

14

Backpulver Zur Bestimmung des Kohlendioxyds

L. H. Bailey, J. K. Morton, Th. Umbach, K. Löffl, C. S. Robinson, Selma L. Bandemer

Journal:

Analytical and Bioanalytical Chemistry

Year:

1927

Language:

german

File:

PDF, 130 KB

german, 1927

15

Zur Backpulverfrage

Journal:

European Food Research and Technology

Year:

1918

Language:

german

File:

PDF, 1.16 MB

german, 1918

16

Impact of Cd2+-treatment on the band alignment at the ILGAR-ZnO/CuIn(S,Se)2 heterojunction

L. Weinhardt, M. Bär, H.-J. Muffler, Ch.-H. Fischer, M.C. Lux-Steiner, T.P. Niesen, F. Karg, Th. Gleim, C. Heske, E. Umbach

Journal:

Thin Solid Films

Year:

2003

Language:

english

File:

PDF, 126 KB

english, 2003

17

Line shapes and satellites in high-resolution x-ray photoelectron spectra of large π-conjugated organic molecules

Zou, Y., Jung, M., Schmidt, Th., Fink, R., Umbach, E., Schöll, A.

Journal:

The Journal of Chemical Physics

Year:

2004

Language:

english

File:

PDF, 974 KB

english, 2004

18

A comparison of fine structures in high-resolution x-ray-absorption spectra of various condensed organic molecules

Schoell, A., Zou, Y., Huebner, D., Urquhart, S. G., Schmidt, Th., Fink, R., Umbach, E.

Journal:

The Journal of Chemical Physics

Year:

2005

Language:

english

File:

PDF, 1.14 MB

english, 2005

19

First experimental proof for aberration correction in XPEEM: Resolution, transmission enhancement, and limitation by space charge effects

Schmidt, Th., Sala, A., Marchetto, H., Umbach, E., Freund, H.-J.

Journal:

Ultramicroscopy

Year:

2013

Language:

english

File:

PDF, 842 KB

english, 2013

20

Investigation of polarization effects in organic thin films by surface core-level shifts

Casu, M. B., Zou, Y., Kera, S., Batchelor, D., Schmidt, Th., Umbach, E.

Journal:

Physical Review B

Year:

2007

Language:

english

File:

PDF, 293 KB

english, 2007

21

Energy level alignment at zinc blende Cd(Mn)Se/ZnTe/InAs(100) interfaces

Gleim, Th., Weinhardt, L., Schmidt, Th., Fink, R., Heske, C., Umbach, E., Grabs, P., Schmidt, G., Molenkamp, L. W., Richter, B., Fleszar, A., Steinrück, H.-P.

Journal:

Applied Physics Letters

Year:

2002

Language:

english

File:

PDF, 243 KB

english, 2002

22

[Opt. Soc. America Optical Fiber Communication Conference. Technical Digest Postconference Edition. Trends in Optics and Photonics Vol.37 - Baltimore, MD, USA (7-10 March 2000)] Optical Fiber Communication Conference. Technical Digest Postconference Edition. Trends in Optics and Photonics Vol.37 (IEEE Cat. No. 00CH37079) - InP-based pin TWA photoreceivers with low group delay scatter over 40 GHz bandwidth

Bach, H.-G., Schlaak, W., Mekonnen, G.G., Seeger, A., Steingruber, R., Schramm, C., Jacumeit, G., Ziegler, R., Umbach, A., Unterborsch, G., Passenberg, W., Ebert, W., Eckardt, Th.

Year:

2000

Language:

english

File:

PDF, 300 KB

english, 2000

23

Electron-Vibron Coupling in High-Resolution X-Ray Absorption Spectra of Organic Materials: NTCDA on Ag(111)

Schöll, A., Zou, Y., Kilian, L., Hübner, D., Gador, D., Jung, C., Urquhart, S. G., Schmidt, Th., Fink, R., Umbach, E.

Journal:

Physical Review Letters

Year:

2004

Language:

english

File:

PDF, 360 KB

english, 2004

24

CdS and Cd(OH)[sub 2] formation during Cd treatments of Cu(In,Ga)(S,Se)[sub 2] thin-film solar cell absorbers

Weinhardt, L., Gleim, Th., Fuchs, O., Heske, C., Umbach, E., Bär, M., Muffler, H.-J., Fischer, Ch.-H., Lux-Steiner, M. C., Zubavichus, Y., Niesen, T. P., Karg, F.

Journal:

Applied Physics Letters

Year:

2003

Language:

english

File:

PDF, 308 KB

english, 2003

25

Covalency in oxygen chemisorption as probed by x-ray absorption

Pedio, M., Fuggle, J., Somers, J., Umbach, E., Haase, J., Lindner, Th., Höfer, U., Grioni, M., de Groot, F., Hillert, B., Becker, L., Robinson, A.

Journal:

Physical Review B

Year:

1989

Language:

english

File:

PDF, 208 KB

english, 1989

26

Monitoring chemical reactions at a liquid–solid interface: Water on CuIn(S,Se)[sub 2] thin film solar cell absorbers

Heske, C., Groh, U., Fuchs, O., Weinhardt, L., Umbach, E., Schedel-Niedrig, Th., Fischer, Ch.-H., Lux-Steiner, M. Ch., Zweigart, S., Niesen, T. P., Karg, F., Denlinger, J. D., Rude, B., Andrus, C., Po

Journal:

The Journal of Chemical Physics

Year:

2003

Language:

english

File:

PDF, 314 KB

english, 2003

27

Influence of As passivation on the electronic level alignment at BeTe/Si(111) interfaces

Gleim, Th., Weinhardt, L., Schmidt, Th., Fink, R., Heske, C., Umbach, E., Hansen, L., Landwehr, G., Waag, A., Fleszar, A., Richter, B., Ammon, Ch., Probst, M., Steinrück, H.-P.

Journal:

Physical Review B

Year:

2003

Language:

english

File:

PDF, 74 KB

english, 2003

28

Reduction of the ZnSe/GaAs(100) valence band offset by a Te interlayer

Gleim, Th., Heske, C., Umbach, E., Schumacher, C., Faschinger, W., Ammon, Ch., Probst, M., Steinrück, H.-P.

Journal:

Applied Physics Letters

Year:

2001

Language:

english

File:

PDF, 242 KB

english, 2001

29

BOND STRETCHING AND DISTORTION IN LARGE ORGANIC MOLECULES ON Ag(111) DETERMINED BY SURFACE X-RAY DIFFRACTION

MEYERHEIM, H. L., GLOEGE, TH., MALTOR, H., SOKOLOWSKI, M., UMBACH, E., BÄUERLE, P.

Journal:

Surface Review and Letters

Year:

1999

Language:

english

File:

PDF, 496 KB

english, 1999

30

XPEEM WITH ENERGY-FILTERING: ADVANTAGES AND FIRST RESULTS FROM THE SMART PROJECT

SCHMIDT, TH., GROH, U., FINK, R., UMBACH, E., SCHAFF, O., ENGEL, W., RICHTER, B., KUHLENBECK, H., SCHLÖGL, R., FREUND, H.-J., BRADSHAW, A. M., PREIKSZAS, D., HARTEL, P., SPEHR, R., ROSE, H., LILIENKAM

Journal:

Surface Review and Letters

Year:

2002

Language:

english

File:

PDF, 994 KB

english, 2002

31

Über Benzoylverbindungen von Eiweißkörpern.

Blum, F., Umbach., Th.

Journal:

Hoppe-Seyler's Zeitschrift für physiologische Chemie

Year:

1913

Language:

german

File:

PDF, 3.60 MB

german, 1913

32

Receiver Modules for 40 Gbit/s Lightwave Systems

Fischer, U. H. P., Honecker, J., Umbach, A., Trommer, D., Eckhardt, Th.

Journal:

Journal of Optical Communications

Year:

2005

Language:

english

File:

PDF, 1.76 MB

english, 2005

33

Publisher’s Note: “High-resolution inner-shell excitation spectroscopy of H[sub 2]-phthalocyanine” [J. Chem. Phys. 125, 014705 2006]

Kera, S., Casu, M. B., Schöll, A., Schmidt, Th., Batchelor, D., Rühl, E., Umbach, E.

Journal:

The Journal of Chemical Physics

Year:

2006

Language:

english

File:

PDF, 34 KB

english, 2006

34

High-resolution inner-shell excitation spectroscopy of H[sub 2]-phthalocyanine

Kera, S., Casu, M. B., Schöll, A., Schmidt, Th., Batchelor, D., Rühl, E., Umbach, E.

Journal:

The Journal of Chemical Physics

Year:

2006

Language:

english

File:

PDF, 321 KB

english, 2006

35

Adsorption-induced distortion of a large π-conjugated molecule studied by surface X-ray diffraction: End-capped quaterthiophene on Ag(111)

Meyerheim, H. L, Gloege, Th, Sokolowski, M, Umbach, E, Bäuerle, P

Journal:

EPL (Europhysics Letters)

Year:

2000

Language:

english

File:

PDF, 138 KB

english, 2000

36

β-Endorphin bei Frühgeburten und reifen Neugeborenen nach vaginaler und abdominaler Entbindung*

Distler, W., Schwenzer, Th., Umbach, G., Graf, M.

Journal:

Geburtshilfe und Frauenheilkunde

Year:

1988

Language:

german

File:

PDF, 893 KB

german, 1988

37

SPIE Proceedings [SPIE Symposium on Integrated Optoelectronics - San Jose, CA (Thursday 20 January 2000)] Optoelectronic Integrated Circuits IV - InP photoreceiver OEICs for high-speed optical transmission systems

Mekonnen, G. G., Schlaak, W., Bach, Heinz-Gunter, Engel, Th., Schramm, Carsten, Umbach, Andreas, Park, Yoon-Soo, Chen, Ray T.

Year:

2000

Language:

english

File:

PDF, 1.71 MB

english, 2000

38

[IEEE OFC/IOOC'99. Optical Fiber Communication Conference and the International Conference on Integrated Optics and Optical Fiber Communications - San Diego, CA, USA (21-26 Feb. 1999)] OFC/IOOC . Technical Digest. Optical Fiber Communication Conference, 1999, and the International Conference on Integrated Optics and Optical Fiber Communication - 40 Gbit/s photoreceiver modules comprising InP-OEICs for RZ and NRZ coded TDM system applications

Bach, H.-G., Schlaak, W., Unterborsch, G., Mekonnen, G.G., Jacumeit, G., Ziegler, R., Steingruber, R., Seeger, A., Engel, Th., Umbach, A., Schramm, C., Passenberg, W.

Year:

1999

Language:

english

File:

PDF, 342 KB

english, 1999