Thumm, Manfred K.: search on Z-Library

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1

The Gyrotron at 50: Historical Overview

Nusinovich, Gregory S., Thumm, Manfred K. A., Petelin, Michael I.

Journal:

Journal of Infrared, Millimeter and Terahertz Waves

Year:

2014

Language:

english

File:

PDF, 2.35 MB

english, 2014

2

State-of-the-Art of High-Power Gyro-Devices and Free Electron Masers

Journal:

Journal of Infrared, Millimeter and Terahertz Waves

Year:

2020

Language:

english

File:

PDF, 3.67 MB

english, 2020

3

[IEEE 2019 International Vacuum Electronics Conference (IVEC) - Busan, Korea (South) (2019.4.28-2019.5.1)] 2019 International Vacuum Electronics Conference (IVEC) - Design Studies of Mini-Channel Cavity Cooling for a 170 GHz, 2 MW Coaxial-Cavity Gyrotron

Kalaria, Parth C, Brucker, Philipp T, Ruess, Sebastian, Illy, Stefan, Avramidis, Konstantinos A, Gantenbein, Gerd, Thumm, Manfred, Jclonnck, John

Year:

2019

Language:

english

File:

PDF, 717 KB

english, 2019

4

Progress on Gyrotrons for ITER and Future Thermonuclear Fusion Reactors

Journal:

IEEE Transactions on Plasma Science

Year:

2011

Language:

english

File:

PDF, 945 KB

english, 2011

5

Vacuum Electronics || Microwave Tubes

Eichmeier, Joseph A., Thumm, Manfred K.

Year:

2008

Language:

english

File:

PDF, 2.18 MB

english, 2008

6

Recent Developments on High-Power Gyrotrons—Introduction to This Special Issue

Manfred K. A. Thumm

Journal:

Journal of Infrared, Millimeter and Terahertz Waves

Year:

2011

Language:

english

File:

PDF, 269 KB

english, 2011

7

RF Behavior of a 200-kW CW Gyrotron

Kartikeyan, M. V., Kumar, Arun, Kamakshi, S., Jain, P. K., Illy, Stefan, Borie, Edith, Piosczyk, Bernhard, Thumm, Manfred K.

Journal:

IEEE Transactions on Plasma Science

Year:

2008

Language:

english

File:

PDF, 591 KB

english, 2008

8

Excitation of higher radial modes of azimuthal surface waves in the electron cyclotron frequency range by rotating relativistic flow of electrons in cylindrical waveguides partially filled by plasmas

Girka, Igor O., Pavlenko, Ivan V., Thumm, Manfred

Journal:

Physics of Plasmas

Year:

2018

Language:

english

File:

PDF, 980 KB

english, 2018

9

Electromagnetic energy rotation along plasma-metal interface in cylindrical waveguides initiated by azimuthal surface waves

Girka, Igor O., Pavlenko, Ivan V., Thumm, Manfred

Journal:

Physics of Plasmas

Year:

2019

Language:

english

File:

PDF, 1.44 MB

english, 2019

10

[IEEE 2013 IEEE/MTT-S International Microwave Symposium - MTT 2013 - Seattle, WA, USA (2013.06.2-2013.06.7)] 2013 IEEE MTT-S International Microwave Symposium Digest (MTT) - Millimeter-wave time-domain spectrum analysis system with unambiguous RF spectrum reconstruction

Schlaich, Andreas, Jelonnek, John, Thumm, Manfred

Year:

2013

Language:

english

File:

PDF, 192 KB

english, 2013

11

Device and Design Optimization for AlGaN/GaN X-Band-Power-Amplifiers with High Efficiency

Jutta Kühn, Friedbert van Raay, Rüdiger Quay, Rudolf Kiefer, Michael Mikulla, Matthias Seelmann-Eggebert, Wolfgang Bronner, Michael Schlechtweg, Oliver Ambacher, Manfred Thumm

Journal:

Journal of Infrared, Millimeter and Terahertz Waves

Year:

2010

Language:

english

File:

PDF, 767 KB

english, 2010

12

MW gyrotron development for fusion plasma applications

Journal:

Plasma Physics and Controlled Fusion

Year:

2003

Language:

english

File:

PDF, 1.02 MB

english, 2003

13

[IEEE 2011 IEEE International Vacuum Electronics Conference (IVEC) - Bangalore, Karnataka, India (2011.02.21-2011.02.24)] 2011 IEEE International Vacuum Electronics Conference (IVEC) - Design of matching optics unit (MOU) for coaxial ITER gyrotron

Jin, Jianbo, Gantenbein, Gerd, Kern, Stefan, Rzesnicki, Tomasz, Thumm, Manfred

Year:

2011

Language:

english

File:

PDF, 103 KB

english, 2011

14

High Power Gyro-Devices for Plasma Heating and Other Applications

Journal:

Journal of Infrared, Millimeter and Terahertz Waves

Year:

2005

File:

PDF, 1.93 MB

2005

15

Design of 170 GHz, 1.5-MW Conventional Cavity Gyrotron for Plasma Heating

Kalaria, Parth C., Kartikeyan, M. V., Thumm, Manfred

Journal:

IEEE Transactions on Plasma Science

Year:

2014

Language:

english

File:

PDF, 2.74 MB

english, 2014

16

A Numerical Synthesis Method for Hybrid-Type High-Power Gyrotron Launchers

Jin, Jianbo, Thumm, Manfred, Gantenbein, Gerd, Jelonnek, John

Journal:

IEEE Transactions on Microwave Theory and Techniques

Year:

2017

Language:

english

File:

PDF, 2.70 MB

english, 2017

17

Study on After Cavity Interaction in a 140-GHz Model TE0.3 Gyrotron Using 3-D CFDTD PIC Simulation

Lin, Ming-Chieh, Illy, Stefan, Avramidis, Konstantinos A., Thumm, Manfred, Jelonnek, John

Journal:

IEEE Transactions on Plasma Science

Year:

2018

Language:

english

File:

PDF, 2.48 MB

english, 2018

18

Novel Applications of Millimeter and Submillimeter Wave Gyro-Devices

Journal:

Journal of Infrared, Millimeter and Terahertz Waves

Year:

2001

File:

PDF, 424 KB

2001

19

SPIE Proceedings [SPIE Aerospace/Defense Sensing, Simulation, and Controls - Orlando, FL (Monday 16 April 2001)] Intense Microwave Pulses VIII - Processing of carbon-fiber-reinforced composite (CFRP) materials with innovative millimeter-wave technology for aerospace industries

Hunyar, Christian, Feher, Lambert, Thumm, Manfred, Brandt, Howard E.

Year:

2001

Language:

english

File:

PDF, 2.05 MB

english, 2001

20

The cooling system for the 10 MW, 140 GHz, CW ECRH installation on Wendelstein 7-X

Günter Neffe, Günter Dammertz, Manfred Thumm

Journal:

Fusion Engineering and Design

Year:

2001

Language:

english

File:

PDF, 172 KB

english, 2001

21

MPACVD-diamond windows for high-power and long-pulse millimeter wave transmission

Journal:

Diamond and Related Materials

Year:

2001

Language:

english

File:

PDF, 904 KB

english, 2001

22

Crystalline products of tolbutamide decomposition in water after microwave treatment

Drebushchak, Tatiana N., Pankrushina, Natalia A., Mikheev, Aleksandr N., Thumm, Manfred K. A.

Journal:

Year:

2013

Language:

english

File:

PDF, 674 KB

english, 2013

23

Mode conversion due to curvature in corrugated waveguides

LI, HONGFU, THUMM, MANFRED

Journal:

International Journal of Electronics

Year:

1991

Language:

english

File:

PDF, 372 KB

english, 1991

24

A 220/247.5/275-GHz, 1.0-MW, Triple Frequency Regime Gyrotron

Baghel, Gaurav Singh, Kartikeyan, M. V., Thumm, Manfred K.

Journal:

IEEE Transactions on Electron Devices

Year:

2017

Language:

english

File:

PDF, 2.60 MB

english, 2017

25

[IEEE 2016 IEEE International Vacuum Electronics Conference (IVEC) - Monterey, CA, USA (2016.4.19-2016.4.21)] 2016 IEEE International Vacuum Electronics Conference (IVEC) - Investigation on mode eigenvalue limits for stable 236 GHz, 1 MW-class gyrotron operation

Kalaria, Parth C., Avramidis, Konstantinos A., Franck, Joachim, Gantenbein, Gerd, Illy, Stefan, Pagonakis, Ioannis Gr., Thumm, Manfred, Jelonnek, John

Year:

2016

Language:

english

File:

PDF, 322 KB

english, 2016

26

Microwave Frequency Effect for Reduction of Magnetite

TAKAYAMA, Sadatsugu, LINK, Guido, MATSUBARA, Akihiro, SANO, Saburo, SATO, Motoyasu, THUMM, Manfred

Journal:

Plasma and Fusion Research

Year:

2008

File:

PDF, 4.03 MB

2008

27

Structural Eccentricity Effect on Output Power of a Coaxial-Cavity Gyrotron Oscillator

Shi-Chang Zhang, Manfred Thumm

Journal:

Journal of Infrared, Millimeter and Terahertz Waves

Year:

1999

Language:

english

File:

PDF, 437 KB

english, 1999

28

[IEEE 2008 IEEE International Vacuum Electronics Conference (IVEC) - Monterey, CA, USA (2008.04.22-2008.04.24)] 2008 IEEE International Vacuum Electronics Conference - 170 GHz, 2 MW coaxial cavity gyrotron - experimental investigations on the pre-prototype tube -

Rzesnicki, Tomasz, Piosczyk, Bernhard, Flamm, Jens, Jin, Jianbo, Kern, Stefan, Prinz, Oliver, Thumm, Manfred

Year:

2008

Language:

english

File:

PDF, 1.14 MB

english, 2008

29

[Springer Series on Atomic, Optical, and Plasma Physics] Surface Flute Waves in Plasmas Volume 79 ||

Girka, Volodymyr, Girka, Igor, Thumm, Manfred

Year:

2014

Language:

english

File:

PDF, 7.34 MB

english, 2014

30

Development of Advanced High Power Gyrotrons at Forschungszentrum Karlsruhe

Piosczyk, Bernhard, Arnold, Andreas, Borie, Edith, Dammertz, Günter, Drumm, Oliver, Dumbrajs, Olgierd, Illy, Stefan, Kuntze, Michael, Koppenburg, Kai, Thumm, Manfred

Journal:

Year:

2001

File:

PDF, 2.91 MB

2001

31

[IEEE 2015 IEEE International Vacuum Electronics Conference (IVEC) - Beijing, China (2015.4.27-2015.4.29)] 2015 IEEE International Vacuum Electronics Conference (IVEC) - A hybrid-type 170 GHz gyrotron launcher for the TE32,9 mode

Jin, Jianbo, Gantenbein, Gerd, Thumm, Manfred, Jelonnek, John

Year:

2015

Language:

english

File:

PDF, 342 KB

english, 2015

32

Technical developments at the KIT gyrotron test facility

Martin Schmid, Volker Erckmann, Gerd Gantenbein, Stefan Illy, Stefan Kern, Christophe Liévin, Andrey Samartsev, Andreas Schlaich, Thomáz Rzesnicki, Manfred Thumm

Journal:

Fusion Engineering and Design

Year:

2011

Language:

english

File:

PDF, 456 KB

english, 2011

33

[IEEE 2014 IEEE International Vacuum Electronics Conference (IVEC) - Monterey, CA, USA (2014.4.22-2014.4.24)] IEEE International Vacuum Electronics Conference - Mode selection and resonator design for DEMO gyrotrons

Franck, Joachim, Illy, Stefan, Avramidis, Konstantinos A., Jelonnek, John, Thumm, Manfred

Year:

2014

Language:

english

File:

PDF, 333 KB

english, 2014

34

SPIE Proceedings [SPIE AeroSense 2002 - Orlando, FL (Monday 1 April 2002)] Intense Microwave Pulses IX - Investigations in millimeter-wave processing of unidirectional carbon-fiber reinforced composite (CFRP) material

Hunyar, Christian, Feher, Lambert, Thumm, Manfred, Brandt, Howard E.

Year:

2002

Language:

english

File:

PDF, 492 KB

english, 2002

35

[IEEE 2016 41st International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz) - Copenhagen, Denmark (2016.9.25-2016.9.30)] 2016 41st International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz) - Impact of emitter ring manufacturing tolerances on electron beam quality in high power gyrotrons

Pagonakis, Ioannis Gr., Dammertz, Guenter, Gantenbein, Gerd, Illy, Stefan, Piosczyk, Bernhard, Thumm, Manfred, Zhang, Jianghua, Jelonnek, John

Year:

2016

Language:

english

File:

PDF, 475 KB

english, 2016

36

[IEEE 2017 Eighteenth International Vacuum Electronics Conference (IVEC) - London, United Kingdom (2017.4.24-2017.4.26)] 2017 Eighteenth International Vacuum Electronics Conference (IVEC) - Development of an advanced vector analysis code for simulation of electromagnetic fields in quasi-optical systems of high power gyrotrons

Marek, Alexander, Jin, Jianbo, Jelonnek, John, Thumm, Manfred, Muller, Anke-Susanne

Year:

2017

Language:

english

File:

PDF, 343 KB

english, 2017

37

Two mechanisms of resonance overlapping in excitation of azimuthal surface waves by rotating relativistic electron beams

Girka, Igor O., Pavlenko, Ivan V., Thumm, Manfred

Journal:

Physics of Plasmas

Year:

2018

Language:

english

File:

PDF, 597 KB

english, 2018

38

Bragg Reflection Band Stop Filter for ECE on Wega

Dietmar Wagner, Walter Kasparek, Fritz Leuterer, Francesco Monaco, Max Münich, Harald Schütz, Torsten Stange, Jörg Stober, Manfred Thumm

Journal:

Journal of Infrared, Millimeter and Terahertz Waves

Year:

2011

Language:

english

File:

PDF, 589 KB

english, 2011

39

Mode coupling in corrugated waveguides with varying wall impedance and diameter change

LI, HONGFU, THUMM, MANFRED

Journal:

International Journal of Electronics

Year:

1991

Language:

english

File:

PDF, 459 KB

english, 1991

40

Design and 3-D Simulations of a 10-kW/28-GHz Gyrotron With a Segmented Emitter Based on Controlled Porosity-Reservoir Cathodes

Malygin, Anton, Illy, Stefan, Pagonakis, Ioannis Gr., Piosczyk, Bernhard, Kern, Stefan, Weggen, Joerg, Thumm, Manfred, Jelonnek, John, Avramides, Konstantinos A., Ives, Robert Lawrence, Marsden, David

Journal:

IEEE Transactions on Plasma Science

Year:

2013

Language:

english

File:

PDF, 1.36 MB

english, 2013

41

[IEEE 2008 33rd International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2008) - Pasadena, CA (2008.09.15-2008.09.19)] 2008 33rd International Conference on Infrared, Millimeter and Terahertz Waves - Theoretical study of 174 GHz operation of the W7-X 1 MW, 140 GHz gyrotron

Kern, Stefan, Borie, Edith, Illy, Stefan, Prinz, Oliver, Thumm, Manfred

Year:

2008

Language:

english

File:

PDF, 435 KB

english, 2008

42

[IEEE 2010 IEEE 37th International Conference on Plasma Sciences (ICOPS) - Norfolk, VA, USA (2010.06.20-2010.06.24)] 2010 Abstracts IEEE International Conference on Plasma Science - Progress on gyrotrons foriterand future thermonuclear fusion reactors

Year:

2010

Language:

english

File:

PDF, 129 KB

english, 2010

43

Gyrotron multistage depressed collector based on E × B drift concept using azimuthal electric field. I. Basic design

Pagonakis, Ioannis Gr., Avramidis, Konstantinos A., Gantenbein, Gerd, Illy, Stefan, Thumm, Manfred, Jelonnek, John

Journal:

Physics of Plasmas

Year:

2018

Language:

english

File:

PDF, 2.46 MB

english, 2018

44

Recent Status and Future Prospects of Coaxial-Cavity Gyrotron Development at KIT

Illy, Stefan, Avramidis, Konstantinos A., Gantenbein, Gerd, Ioannidis, Zisis, Jin, Jianbo, Kalaria, Parth C., Pagonakis, Ioannis Gr., Ruess, Sebastian, Ruess, Tobias, Rzesnicki, Tomasz, Thumm, Manfred

Journal:

EPJ Web of Conferences

Year:

2019

Language:

english

File:

PDF, 1.02 MB

english, 2019

45

Progress in gyrotron development

Journal:

Fusion Engineering and Design

Year:

2003

Language:

english

File:

PDF, 1.36 MB

english, 2003

46

[IEEE 2012 IEEE Thirteenth International Vacuum Electronics Conference (IVEC) - Monterey, CA, USA (2012.04.24-2012.04.26)] IVEC 2012 - Output system design for 170 GHz, 0.5 MW gyrotron for ECRH application

Kalaria, Parth C., Machavaram, Kartikeyan V., Thumm, Manfred

Year:

2012

Language:

english

File:

PDF, 509 KB

english, 2012

47

Efficient Frequency Step-Tunable Megawatt-Class $D$ -Band Gyrotron

Samartsev, Andrey, Avramidis, Konstantinos A., Gantenbein, Gerd, Dammertz, Gunter, Thumm, Manfred, Jelonnek, John

Journal:

IEEE Transactions on Electron Devices

Year:

2015

Language:

english

File:

PDF, 2.27 MB

english, 2015

48

[AIP The twelfth topical conference on radio frequency power in plasmas - Savannah, Georgia (USA) (1-3 Apr 1997)] AIP Conference Proceedings - Recent development of high power gyrotrons and windows for EC wave applications

Year:

1997

Language:

english

File:

PDF, 2.93 MB

english, 1997

49

[IEEE 2018 43rd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz2018) - Nagoya, Japan (2018.9.9-2018.9.14)] 2018 43rd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz) - Progress in the development of a multistage depressed collector system for high power gyrotrons

Pagonakis, Ioannis Gr., Wu, Chuanren, Ell, Benjamin, Avramidis, Konstantinos A., Gantenbein, Gerd, Illy, Stefan, Thumm, Manfred, Jelonnek, John

Year:

2018

Language:

english

File:

PDF, 947 KB

english, 2018

50

Vector Method for Synthesis of Adapted Phase-Correcting Mirrors for Gyrotron Output Couplers

Liu, Jianwei, Jin, Jianbo, Thumm, Manfred, Jelonnek, John, Li, Hongfu, Zhao, Qing

Journal:

IEEE Transactions on Plasma Science

Year:

2013

Language:

english

File:

PDF, 1.10 MB

english, 2013

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