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1

ChemInform Abstract: Enantiomerically Pure Dihydroimidazoisoquinolinones by Reaction of Isoquinoline with Amino Acid Fluorides.

Oxana Surygina, Max Ehwald, Juergen Liebscher

Journal:

Year:

2000

File:

PDF, 27 KB

2000

2

Corrosion-resistant metal layers from a CMOS process for bioelectronic applications

M. Birkholz, K.-E. Ehwald, D. Wolansky, I. Costina, C. Baristiran-Kaynak, M. Fröhlich, H. Beyer, A. Kapp, F. Lisdat

Journal:

Surface and Coatings Technology

Year:

2010

Language:

english

File:

PDF, 688 KB

english, 2010

3

Size exclusion properties of polyelectrolyte complex microcapsules prepared from sodium cellulose sulphate and poly[diallyldimethylammonium chloride]

Horst Dautzenberg, Ute Schuldt, Dietmar Lerche, Holger Woehlecke, Rudolf Ehwald

Journal:

Journal of Membrane Science

Year:

1999

Language:

english

File:

PDF, 130 KB

english, 1999

4

Permeation chromatography on extracted Wolffia

Rudolf Ehwald, Petra Klein, Fritz Jungnickel, Gerhard Dongowski

Journal:

Phytochemical Analysis

Year:

1995

Language:

english

File:

PDF, 1.12 MB

english, 1995

5

[IEEE IEEE International Electron Devices Meeting - San Francisco, CA, USA (8-11 Dec. 2002)] Digest. International Electron Devices Meeting, - Novel collector design for high-speed SiGe:C HBTs

Heinemann, B., Rucker, H., Barth, R., Bauer, J., Bolze, D., Bugiel, E., Drews, J., Ehwald, K.-E., Grabolla, T., Haak, U., Hoppner, W., Knoll, D., Kruger, D., Kuck, B., Kurps, R., Marschmeyer, M., Rich

Year:

2002

Language:

english

File:

PDF, 212 KB

english, 2002

6

[IEEE Proceedings of 35th European Solid-State Device Research Conference, 2005. ESSDERC 2005. - Grenoble, France (12-16 Sept. 2005)] Proceedings of 35th European Solid-State Device Research Conference, 2005. ESSDERC 2005. - The impact of channel engineering on the performance and reliability of LDMOS transistors

Mohapatra, N.R., Ehwald, K.E., Barth, R., Rucker, H., Bolze, D., Schley, P., Schmidt, D., Wulf, H.E.

Year:

2005

Language:

english

File:

PDF, 212 KB

english, 2005

7

[IEEE 2011 IEEE 11th Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems (SiRF 2011) - Phoenix, AZ (2011.01.17-2011.01.19)] 2011 IEEE 11th Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems - Complementary RF LDMOS module for 12 V DC/DC converter and 6 GHz power applications

Sorge, R, Fischer, A, Mai, A, Schley, P, Schmidt, J, Wipf, Ch, Mausolf, Th, Pliquett, R, Barth, R, Ehwald, K E

Year:

2011

Language:

english

File:

PDF, 498 KB

english, 2011

8

[IEEE 2006 IEEE International Symposium on Power Semiconductor Devices & IC's - Naples, Italy (04-08 June 2006)] 2006 IEEE International Symposium on Power Semiconductor Devices & IC's - A Complementary RF-LDMOS Architecture Compatible with 0.13μm CMOS Technology

Mohapatra, N.R., Ruecker, H., Ehwald, K.E., Sorge, R., Barth, R., Schley, P., Schmidt, D., Wulf, H.E.

Year:

2006

Language:

english

File:

PDF, 2.87 MB

english, 2006

9

[IEEE 2010 IEEE International Electron Devices Meeting (IEDM) - San Francisco, CA, USA (2010.12.6-2010.12.8)] 2010 International Electron Devices Meeting - BiCMOS embedded RF-MEMS switch for above 90 GHz applications using backside integration technique

Kaynak, M., Wietstruck, M., Scholz, R., Drews, J., Barth, R., Ehwald, K. E., Fox, A., Haak, U., Knoll, D., Korndorfer, F., Marschmeyer, S., Schulz, K., Wipf, C., Wolansky, D., Tillack, B., Zoschke, K.

Year:

2010

Language:

english

File:

PDF, 806 KB

english, 2010

10

[IEEE 2008 IEEE Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems - Orlanda, FL, USA (2008.1.23-2008.1.25)] 2008 IEEE Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems - High Voltage Complementary Epi Free LDMOS Module with 70 V PLDMOS for a 0.25 μm SiGe:C BiCMOS Platform

Sorge, R., Fischer, A., Ehwald, K.-E., Barth, R., Ostrovsky, P., Pliquett, R., Schulz, K., Bolze, D., Schley, P., Schmidt, D., Wulf, H.-E., Grutzediek, H., Scheerer, J., Hartmetz, P.

Year:

2008

Language:

english

File:

PDF, 235 KB

english, 2008

11

[IEEE International Electron Devices Meeting. Technical Digest - Washington, DC, USA (2-5 Dec. 2001)] International Electron Devices Meeting. Technical Digest (Cat. No.01CH37224) - Cost-effective high-performance high-voltage SiGe:C HBTs with 100 GHz f/sub T/ and BV/sub CEO/ × f/sub T/ products exceeding 220 VGHz

Heinemann, B., Knoll, D., Barth, R., Bolze, D., Blum, K., Drews, J., Ehwald, K.-E., Fischer, G.G., Kopke, K., Kruger, D., Kurps, R., Rucker, H., Schley, P., Winkler, W., Wulf, H.-E.

Year:

2001

Language:

english

File:

PDF, 323 KB

english, 2001

12

[IEEE International Electron Devices Meeting. Technical Digest - Washington, DC, USA (2-5 Dec. 2001)] International Electron Devices Meeting. Technical Digest (Cat. No.01CH37224) - High performance RF LDMOS transistors with 5 nm gate oxide in a 0.25 μm SiGe:C BiCMOS technology

Ehwald, K.-E., Heinemann, B., Roepke, W., Winkler, W., Rucker, H., Fuernhammer, F., Knoll, D., Barth, R., Hunger, B., Wulf, H.E., Pazirandeh, R., Ilkov, N.

Year:

2001

Language:

english

File:

PDF, 325 KB

english, 2001

13

[IEEE Bipolar/BiCMOS Circuits and Technology, 2004. Proceedings of the 2004 Meeting - Montreal, Canada (Sept. 12-14, 2004)] Bipolar/BiCMOS Circuits and Technology, 2004. Proceedings of the 2004 Meeting - A modular, low-cost SiGe:C BiCMOS process featuring high-f/sub T/ and high BV/sub CEO/ transistors

Knoll, D., Heinemann, B., Barth, R., Blum, K., Borngraber, J., Drews, J., Ehwald, K.-E., Fischer, G., Fox, A., Grabolla, T., Haak, U., Hoppner, W., Korndorfer, F., Kuck, B., Marschmeyer, S., Richter,

Year:

2004

Language:

english

File:

PDF, 334 KB

english, 2004

14

Application of vesicle chromatography in protein purification

R. Kleine, H. Woehlecke, R. Ehwald

Journal:

Acta Biotechnologica

Year:

1992

Language:

english

File:

PDF, 544 KB

english, 1992

15

Yeast entrapment in Duckweeds: Immobilization performance and biomass localization within the support particles

E. Richter, R. Ehwald, K. Blinkrei

Journal:

Acta Biotechnologica

Year:

1995

Language:

english

File:

PDF, 726 KB

english, 1995

16

Ultrathin TiN Membranes as a Technology Platform for CMOS-Integrated MEMS and BioMEMS Devices

M. Birkholz, K.-E. Ehwald, P. Kulse, J. Drews, M. Fröhlich, U. Haak, M. Kaynak, E. Matthus, K. Schulz, D. Wolansky

Journal:

Advanced Functional Materials

Year:

2011

Language:

english

File:

PDF, 653 KB

english, 2011

17

A long-term stable and adjustable osmotic pump for small volume flow based on principles of phloem loading

M. Ehwald, H. Adleff, P. Geggier, R. Ehwald

Journal:

Biotechnology and Bioengineering

Year:

2006

Language:

english

File:

PDF, 163 KB

english, 2006

18

Asymmetric Synthesis of Isoquinoline Derivatives from Amino Acids.

Oxana Sieck, Max Ehwald, Juergen Liebscher

Journal:

Year:

2005

File:

PDF, 32 KB

2005

19

Asymmetric Synthesis of Isoquinoline Derivatives from Amino Acids.

Oxana Sieck, Max Ehwald, Juergen Liebscher

Journal:

Year:

2005

File:

PDF, 37 KB

2005

20

Asymmetric Synthesis of Isoquinoline Derivatives from Amino Acids

Oxana Sieck, Max Ehwald, Jürgen Liebscher

Journal:

European Journal of Organic Chemistry

Year:

2005

Language:

english

File:

PDF, 228 KB

english, 2005

21

Viscosimetric Affinity Assay

Rudolf Ehwald, Ralph Ballerstädt, Herbert Dautzenberg

Journal:

Analytical Biochemistry

Year:

1996

Language:

english

File:

PDF, 160 KB

english, 1996

22

Chromatographic fractionation of nucleic acids using microcapsules made from plant cells

Andres Jäschke, Dieter Cech, Rudolf Ehwald

Journal:

Journal of Chromatography A

Year:

1991

Language:

english

File:

PDF, 769 KB

english, 1991

23

Analysis and purification of monomethoxy-polyethylene glycol by vesicle and gel permeation chromatography

Barbara Sefisko, Cristina Delgado, Derek Fisher, Rudolf Ehwald

Journal:

Journal of Chromatography A

Year:

1993

Language:

english

File:

PDF, 844 KB

english, 1993

24

Characterization of size-permeation limits of cell walls and porous separation materials by high-performance size-exclusion chromatography

Holger Woehlecke, R. Ehwald

Journal:

Journal of Chromatography A

Year:

1995

Language:

english

File:

PDF, 696 KB

english, 1995

25

Composition of cell wall microcapsules manufactured from Chenopodium album cell walls

Gerhard Dongowski, Rudolf Ehwald, Kerstin Luck, Gisela Stoof

Journal:

Year:

1992

Language:

english

File:

PDF, 407 KB

english, 1992

26

Cell wall microcapsules with different porosity from suspension cultured Chenopodium album

Rudolf Ehwald, Holger Woehlecke, Christine Titel

Journal:

Year:

1992

Language:

english

File:

PDF, 671 KB

english, 1992

27

Generation lifetime determination from current voltage or current-time measurements for unknown doping profile

Karl-Ernst Ehwald, Bernhard K. Glück

Journal:

Solid-State Electronics

Year:

1982

Language:

english

File:

PDF, 155 KB

english, 1982

28

Gettering and defect engineering for a low noise CCD compatible 1.5 μm BICMOS technology

G. Ritter, K.-E. Ehwald, D. Knoll

Journal:

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

Year:

1993

Language:

english

File:

PDF, 658 KB

english, 1993

29

A BCCD-based dosimeter for mixed radiation fields

M. Pierschel, K.-E. Ehwald, B. Heinemann, F. Januschewski, T. Schmitz, O. Schröder

Journal:

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

Year:

1993

Language:

english

File:

PDF, 530 KB

english, 1993

30

Circuit applications of high-performance SiGe:C HBTs integrated in BiCMOS technology

Journal:

Applied Surface Science

Year:

2004

Language:

english

File:

PDF, 282 KB

english, 2004

31

Suitability of aqueous dispersions of dextran and Concanavalin A for glucose sensing in different variants of the affinity sensor

R. Ballerstädt, R. Ehwald

Journal:

Biosensors and Bioelectronics

Year:

1994

Language:

english

File:

PDF, 1006 KB

english, 1994

32

Cost-effective integration of an FN-programmed embedded flash memory into a 0.25 μm SiGe:C RF-BiCMOS technology

A. Fox, K.E. Ehwald, P. Schley, R. Barth, S. Marschmeyer, C. Wolf, V.E. Stikanov, A. Gromovyy, A. Hudyryev

Journal:

Microelectronics Journal

Year:

2006

Language:

english

File:

PDF, 397 KB

english, 2006

33

Comparison of changes in bone stiffness due to space flight with normal age related changes

R. Herzog, M. Ring, J. Ehwald, E. Stüssi

Journal:

Journal of Biomechanics

Year:

1998

Language:

english

File:

PDF, 122 KB

english, 1998

34

Impact of the post-treatment conditions of parent silica on the silanization of n-octadecyl bonded silica packings in reversed-phase high-performance liquid chromatography

F Großmann, V Ehwald, C du Fresne von Hohenesche, K.K Unger

Journal:

Journal of Chromatography A

Year:

2001

Language:

english

File:

PDF, 371 KB

english, 2001

35

Cross-linking treatment for increasing lectin binding capacity of a vesicular affinity sorbent consisting of higher plant cell walls

Heike Koppitz, Holger Woehlecke, Rudolf Ehwald

Journal:

Year:

1994

Language:

english

File:

PDF, 1.23 MB

english, 1994

36

Enantiomerically pure dihydroimidazoisoquinolinones by reaction of isoquinoline with amino acid fluorides

Oxana Surygina, Max Ehwald, Jürgen Liebscher

Journal:

Tetrahedron Letters

Year:

2000

Language:

english

File:

PDF, 96 KB

english, 2000

37

Comparison of SiGe and SiGe:C heterojunction bipolar transistors

D Knoll, B Heinemann, K.-E Ehwald, B Tillack, P Schley, H.J Osten

Journal:

Thin Solid Films

Year:

2000

Language:

english

File:

PDF, 533 KB

english, 2000

38

Calibration of the viscometric glucose sensor before its use in physiological liquids—compensation for the colloid-osmotic effect

U. Beyer, A. Fleischer, A. Kage, U. Haueter, R. Ehwald

Journal:

Biosensors and Bioelectronics

Year:

2003

Language:

english

File:

PDF, 282 KB

english, 2003

39

Impulse measurement of doping profiles in MOS structures using the second harmonic method

G. Beister, V. Schmidt, P. Hottewitzsch, K.-E. Ehwald

Journal:

physica status solidi (a)

Year:

1975

Language:

english

File:

PDF, 171 KB

english, 1975

40

Deconvolution of narrow boron SIMS depth profiles in Si and SiGe

Frank Herzel, Karl-Ernst Ehwald, Bernd Heinemann, Dietmar Krüger, Rainer Kurps, Wilfried Röpke, Hans-Peter Zeindl

Journal:

Surface and Interface Analysis

Year:

1995

Language:

english

File:

PDF, 648 KB

english, 1995

41

Immobilization of yeast cells in plant cell wall frameworks

Ekkehard Richter, Rudolf Ehwald, Cordula Conitz

Journal:

Applied Microbiology and Biotechnology

Year:

1989

Language:

english

File:

PDF, 314 KB

english, 1989

42

Induction of betacyanin formation inChenopodium albumcell cultures by co-cultivation with the duckweedWolffia arrhiza

Axel Rudat, Rudolph Ehwald

Journal:

Plant Cell Reports

Year:

1994

Language:

english

File:

PDF, 745 KB

english, 1994

43

A parenchymatic medium solidifier for plant in vitro culture

C. Titel, R. Ehwald, K. Zoglauer, A. Hellmig

Journal:

Plant Cell Reports

Year:

1987

Language:

english

File:

PDF, 492 KB

english, 1987

44

Book reviews

Journal:

Theoretical and Applied Genetics

Year:

1982

Language:

english

File:

PDF, 63 KB

english, 1982

45

Recording of subcutaneous glucose dynamics by a viscometric affinity sensor

U. Beyer, D. Schäfer, A. Thomas, H. Aulich, U. Haueter, B. Reihl, R. Ehwald

Journal:

Year:

2001

Language:

english

File:

PDF, 142 KB

english, 2001

46

Dynamics of limiting cell wall porosity in plant suspension cultures

Christine Titel, Holger Woehlecke, Izzidin Afifi, Rudolf Ehwald

Journal:

Year:

1997

Language:

english

File:

PDF, 603 KB

english, 1997

47

Influence of the oxygen content in SiGe on the parameters of Si/SiGe heterojunction bipolar transistors

D. Knoll, B. Heinemann, D. Bolze, K. E. Ehwald, G. Fischer, D. Krüger, T. Morgenstern, E. Naumann, P. Schley, B. Tillack, D. Wolansky

Journal:

Journal of Electronic Materials

Year:

1998

Language:

english

File:

PDF, 165 KB

english, 1998

48

Inclusion of fractionated release of nucleic acids using microcapsules made from plant cells

Andres Jäschke, Dieter Cech, Rudolf Ehwald

Journal:

Journal of Chromatography A

Year:

1992

Language:

english

File:

PDF, 595 KB

english, 1992

49

Mechanisms of catalytic activation of methane and ethylene on magnesia surface elucidated by isotopic kinetics

V.S. Muzykantov, A.A. Shestov, H. Ehwald

Journal:

Catalysis Today

Year:

1995

Language:

english

File:

PDF, 71 KB

english, 1995

50

A micro-structured 5 kW complete fuel processor for iso-octane as hydrogen supply system for mobile auxiliary power units: Part I. Development of autothermal reforming catalyst and reactor

Gunther Kolb, Tobias Baier, Jochen Schürer, David Tiemann, Athanassios Ziogas, Hermann Ehwald, Pierre Alphonse

Journal:

Chemical Engineering Journal

Year:

2008

Language:

english

File:

PDF, 1.11 MB

english, 2008