
Journal Articles
2013
 “Continuously Tunable 250 GHz Gyrotron with a Double Disk Window for DNPNMR Spectroscopy,” Sudheer K Jawla, Qing Zhe Ni, Alexander B Barnes, William Guss, Eugenio Daviso, Judith Herzfeld, Robert G Griffin, Richard J Temkin, J. Infrared, Millimeter and Terahertz Waves Vol. 34, pp. 4252 (2013)
2012
 “LowLoss Transmission Lines for HighPower Terahertz Radiation,” E. A. Nanni, S. K. Jawla, M. A. Shapiro, P. P. Woskov and R. J. Temkin, J. Infrared Millimeter and Terahertz Waves, Vo. 33, No. 7, pp. 695714 (2012
 “Mode Content Determination of Terahertz Corrugated Waveguides using Experimentally Measured Radiated Field Patterns,” S. K. Jawla, E. A. Nanni, M. A. Shapiro, P. P. Woskov, R. J. Temkin, IEEE Trans. Plasma Science Vol. 40, No. 6, Part 1; pp. 1530 – 1537 (2012).
 “A 250 GHz Gyrotron with a 3 GHz Tuning Bandwidth for Dynamic Nuclear Polarization,” A. B. Barnes, E. A. Nanni, J. Herzfeld, R. G. Griffin, R. J. Temkin, Journal Magnetic Resonance 221, pp. 4753 (2012).
 “Realtime, TRay Imaging Using a SubTerahertz Gyrotron,” ST Han, A. C. Torrezan, J. R. Sirigiri, M. A. Shapiro and R. J. Temkin, Journal of the Korean Physical Society, Vol. 60, No. 11, pp. 18571861 (2012).
 “A 140 GHz Pulsed EPR/212 MHz NMR Spectrometer for DNP Studies,” A. A Smith; B. Corzilius, J. A Bryant; R. DeRocher; P. P Woskov; R. J Temkin, Journal of Magnetic Resonance, Vol. 223C, pp.170179 (July, 2012).
 Active negativeindex metamaterial powered by an electron beam,” M. A. Shapiro, S. Trendafilov, Y. Urzhumov, A. Alu, R. J. Temkin, and G. Shvets, Phys. Rev. B Vol. 86, 085132 (2012).
 “Spectroscopic Temperature Measurements of Air Breakdown Plasma Using a 110 GHz Megawatt Gyrotron Beam,” J. S. Hummelt, M. A. Shapiro, and R. J. Temkin, Phys. Plasmas, Vol. 19, paper 123509, Dec., 2012 (2012).
 "Dynamic nuclear polarization at 700MHz/460GHz,” Barnes AB, Markhasin E, Daviso E, Michaelis VK, Nanni EA, Jawla SK, Mena EL, Derocher R, Thakkar A, Woskov PP, Herzfeld J, Temkin RJ, Griffin RG, J Magn Reson., Vol. 224, pp. 17, PMID: 23000974 (Nov., 2012
2011
 "Experimental Results on a 1.5 MW, 110 GHz Gyrotron with a Smooth Mirror Mode Converter," D. S. Tax, E. M. Choi, I. Mastovsky, J. M. Neilson, M. A. Shapiro, J. R. Sirigiri, R. J. Temkin, and A. C. Torrezan, J. Infrared, Millimeter and THz Waves, Vol. 32, pp. 358370 (2011).
 "The EC H&CD Transmission Line for ITER," F. Gandini, T. S. Bigelow, B. Becket, J. B. Caughman, D. Cox, C. Darbos, T. Gassmann, M. A. Henderson, O. Jean, K. Kajiwara, N. Kobayashi, C. Nazare, Y. Oda, T. Omori, D. Purohit, D. A. Rasmussen, D. M. S. Ronden, G. Saibene, K. Sakamoto, M. A. Shapiro, K. Takahashi and R. J. Temkin, Fusion Science and Tech. Vol. 59, No. 4 pp. 709 717 (May, 2011).
"Calculation of a Hyperbolic Corrugated Horn Converting the TEM00 Mode to the HE11 Mode," M. A. Shapiro and R. J. Temkin, J. Infrared, Millimeter and THz Waves, Vol. 34, No. 3, pp. 283294 (2011).
 "Microwave Field Distribution in a Magic Angle Spinning Dynamic Nuclear Polarization NMR Probe," Emilio A. Nanni, Alexander B. Barnes, Yoh Matsuki, Paul P. Woskov, Björn Corzilius, Judith Herzfeld, Robert G. Griffin, Richard J. Temkin, Journal of Magnetic Resonance 210 1623 (2011)
 "XBand Photonic Bandgap (PBG) Accelerator Structure Breakdown Experiment," R. A. Marsh, M. A. Shapiro, R. J. Temkin, V. A. Dolgashev, L. L. Laurent, J. R. Lewandowski, A. D. Yeremian, S. G. Tantawi, Phys. Rev.  Special Topics Accel. and Beams Vol.14, Issue: 2, Article Number: 021301 (2011).
 "Overview of the ITER ECH&CD system and its capabilities," T. Omori, M. A. Henderson, F. Albajar, et al., Fusion Engineering and Design, (in press, 2011).
 “Measurements of Electron Avalanche Formation Time in WBand Microwave Air Breakdown,” Alan M. Cook, Jason S. Hummelt, Michael A. Shapiro, and Richard J. Temkin, Phys. of Plasmas, Vol. 18, 080707 (2011).
 “Vacuum Electronic High Power Terahertz Sources,” J. H. Booske, R. J. Dobbs, C. D. Joye, C. L. Kory, G. R. Neil, G. S. Park, J. Park, and R. J. Temkin, (invited Paper) IEEE Trans. THz Sci. and Tech., Vol. 1, No. 1, pp. 5475 (Sept., 2011)
 “THz Dynamic Nuclear Polarization NMR,” E. A. Nanni, A. B. Barnes, R. G. Griffin, and R. J. Temkin, (Invited Paper) IEEE Trans. THz Sci. and Tech., Vol. 1, No. 1, pp. 145163 (Sept., 2011)
 “Operation of a Continuously FrequencyTunable SecondHarmonic CW 330GHz Gyrotron for Dynamic Nuclear Polarization,” A. C. Torrezan, M. A. Shapiro, J. R. Sirigiri, R. J. Temkin, and R. G. Griffin, IEEE Trans. Electron Devices, Vol. 58, No.8, pp. 27772783 (Aug., 2011)
 “Observation of plasma array dynamics in 110 GHz millimeterwave air breakdown,” A. M. Cook, J. S. Hummelt, M. A. Shapiro, and R. J. Temkin, Physics of Plasmas, Vol. 18, Issue 10, Article Number: 100704 (October, 2011).
 “An overview of control system for the ITER electron cyclotron system,” D. Purohit, T. Bigelow, D. Billava, T. Bonicelli, J. Caughman, C. Darbos, G. Denisov, F. Gandini, T. Gassmann, M. Henderson, J.Y. Journeux, K. Kajiwara, N. Kobayashi, C. Nazare, Y. Oda, T. Omori, S.L. Rao, D. Rasmussen, D. Ronden, G. Saibene, K. Sakamoto, F. Sartori, K. Takahashi, R. Temkin, Fusion Engineering and Design 86 (68) , pp. 959962 (2011).
2010
 “Measurement of RF Transmission Mode in ITER Relevant EC H&CD Transmission Line,” Y. Oda, K. Kajiwara, K. Takahashi, A. Kasugai, M. Shapiro, R. J. Temkin, K. Sakamoto, J. IR MM THz Waves Vol. 31, pp.949–957 (2010).
 “Loss estimate for ITER ECH Transmission Line Including Multimode Propagation,” M. A. Shapiro, E. J. Kowalski, J. R. Sirigiri, D. S. Tax, R. J. Temkin, T. S. Bigelow, J. B. Caughman, and D. A. Rasmussen, Fusion Science and Tech., Vol. 57, pp. 196207 ( 2010).
 “Measurement of Wakefields in a 17 GHz Photonic Bandgap Accelerator Structure,” R. A. Marsh, M. A. Shapiro, R. J. Temkin, E. I. Smirnova, J. F. DeFord, Nucl. Instr. and Methods in Phys. Res. Vol. A618, pp. 16–21 (2010).
 “ContinuousWave Operation of a Frequency Tunable 460 GHz SecondHarmonic Gyrotron for Enhanced Nuclear Magnetic Resonance,” A. C. Torrezan, S.T. Han, I. Mastovsky, M. A. Shapiro, J. R. Sirigiri, R. J. Temkin, A. B. Barnes, and R. G. Griffin, IEEE Trans. Plasma Science Vol. 38, No. 6, pp. 11501159 (2010).
 "Pressure Dependence of Plasma Structure in Microwave Gas Breakdown at 110 GHz," Alan Cook, Michael Shapiro, and Richard Temkin, Appl. Phys. Lett., Vol. 97, Article No. 011504, (2010).
 "Linearly Polarized Modes in of a Corrugated Metallic Waveguide," E. J. Kowalski, D. S. Tax, M. A. Shapiro, J. R. Sirigiri, R. J. Temkin, T. S. Bigelow, D. A. Rasmussen, IEEE Trans. Microwave Theory and Techniques, Vol. 58, Issue 11, Part 1, pages 27722780 (Nov., 2010).
 "Amplification of Picosecond Pulses in a 140 GHz GyroTWT," H.J. Kim, E.A. Nanni, M.A. Shapiro, J.R. Sirigiri, P.P. Woskov, and R.J. Temkin (Physical Review Letters, Vol. 105, 135101 (Sept. 24, 2010).
 "Resolution and polarization distribution in cryogenic DNP/MAS experiments," Alexander B. Barnes, Bjorn Corzilius, Melody L. MakJurkauskas, Loren B. Andreas, Vikram S. Bajaj, Yoh Matsuki, Marina L. Belenky, Johan Lugtenburg Jagadishwar R. Sirigiri, Richard J. Temkin, Judith Herzfeld and Robert G. Griffin, Physical Chemistry Chemical Physics, Volume: 12 Issue: 22, pages 58615867 (2010).
2009
 “Demonstration of a 140GHz 1kW confocal gyrotravelingwave amplifier,” Joye, C.D.; Shapiro, M.A.; Sirigiri, J.R.; Temkin, R.J., IEEE Transactions on Electron Devices, v 56, n 5, p 81827, May 2009 (2009).
 “Plasma structures observed in gas breakdown using a 1.5 MW, 110 GHz pulsed gyrotron,” Hidaka, Y.; Choi, E.M.; Mastovsky, I.; Shapiro, M.A.; Sirigiri, J.R.; Temkin, R.J.; Edmiston, G.F.; Neuber, A.A.; Oda, Y. Physics of Plasmas, v 16, n 5, p 055702 (7 pp.), May (2009).
 “Observation and Study of LowFrequency Oscillations in a 1.5MW 110GHz Gyrotron,” A. J. Cerfon, E. Choi, C. D. Marchewka, I. Mastovsky, M. A. Shapiro, J. R. Sirigiri, and R. J. Temkin, IEEE Trans. Plasma Sci., Vol. 37, No. 7, pp. 1219124 (2009).
 “Cryogenic sample exchange NMR probe for magic angle spinning dynamic nuclear polarization,” Alexander B. Barnes, Melody L. MakJurkauskas, Yoh Matsuki, Vikram S. Bajaj, Patrick C.A. van der Wel, Ronald DeRocher, Jeffrey Bryant, Jagadishwar R. Sirigiri, Richard J. Temkin, Johan Lugtenburg, Judith Herzfeld and Robert G. Griffin, Journal of Magnetic Resonance, Volume 198, Issue 2, Pages 261270, June 2009.
 “Handling Technology of MegaWatt MillimeterWaves For Optimized Heating of Fusion Plasmas,” Takashi Shimozuma, Shin Kubo, Yasuo Yoshimura, Hiroe Igami, Hiromi Takahashi, Yasuyuki Takita, Sakuji Kobayashi, Satoshi Ito, Yoshinori Mizuno, Hiroshi Idei, Takashi Notake, Michael A. Shapiro, Richard J. Temkin, Federico Felici, Timothy Goodman, Olivier Sauter, Ryutaro Minami, Tsuyoshi Kariya, Tsuyoshi Imai and Takashi Mutoh, Journal of Microwave Power & Electromagnetic Energy Vol. 43, No. 1, (2009).
 “Calculation of Radiation from a Helically Cut Waveguide for a Gyrotron Mode Converter in the QuasiOptical Approximation,” E. M. Choi, M. A. Shapiro, J. R. Sirigiri, R. J. Temkin, J Infrared Millimeter and Terahertz Waves Vol. 30, pp. 825 (2009).
2008
 “Observation of Large Arrays of Plasma Filaments in Air Breakdown by 1.5 MW, 110 GHz Gyrotron Pulses,” Y. Hidaka, E. M. Choi, I. Mastovsky, M. A. Shapiro, J. R. Sirigiri, and R. J. Temkin, Phys. Rev. Lett., Volume: 100 Issue: 3 Article Number: 035003 (Jan. 25, 2008)
 “Dynamic Nuclear Polarization at High Magnetic Fields,” T. Maly, G. T. Debelouchina, V. S. Bajaj, K.N., Hu, C.G. Joo, M. L. MakJurkauskas, J. R. Sirigiri, P. C. A. van der Wel, J. Herzfeld, R. J. Temkin and R. G. Griffin, J. Chem. Phys. Volume: 128, Issue: 5, Article Number: 052211, (Feb. 7 2008).
 “High Field Dynamic Nuclear Polarization for Solid and Solution Biological NMR,” A. B. Barnes, G. De Paëpe, P. C.A. van der Wel, K. –N. Hu, C. –G. Joo, V. S. Bajaj, M. L. MakJurkauskas, J. R. Sirigiri, J. Herzfeld, R. J. Temkin and R. G. Griffin, Applied Magnetic Resonance Appl. Magn. Reson., Vol. 34, pp. 237263 (2008).
 “Imaging of atmospheric air breakdown caused by a highpower 110GHz pulsed Gaussian beam,” Hidaka, Y.; Choi, E.M.; Mastovsky, I.; Shapiro, M.A.; Sirigiri, J.R.; Temkin, R.J. IEEE Trans. on Plasma Science, v 36, n 4, pt.1, p 9367 (Aug., 2008)
 “Lowpower testing of losses in millimeterwave transmission lines for highpower applications,” Han, S.T.; Comfoltey, E.N.; Shapiro, M.A.; Sirigiri, J.R.; Tax, D.S.; Temkin, R.J.; Woskov, P.P.; Rasmussen, D.A., International Journal of Infrared and Millimeter Waves, v 29, n 11, p 10111018 (Nov., 2008).

“Simulation of the bulk and surface modes supported by a diamond lattice of metal wires,” M. A. Shapiro, K. R. Samokhvalova, J. R. Sirigiri, R. J. Temkin, and G. Shvets, Journal of Applied Physics 104, 103107 (2008).
2007
 “Efficient lowvoltage operation of a CW gyrotron oscillator at 233 GHz,” M. K. Hornstein; V. S. Bajaj, R. G. Griffin; and R. J. Temkin, IEEE Trans. On Plasma Science Vol. 35 (1): pp. 2730 (Feb. 2007).
 “Efficiency Enhancement of a 1.5 MW 110GHz Gyrotron with a SingleStage Depressed Collector,” E. M. Choi, A. J. Cerfon, I. Mastovsky, M. A. Shapiro, J. R. Sirigiri, and R. J. Temkin, Fusion Science and Technology, Vol. 52, pp. 334339 (Aug., 2007).
 “Absolute Scale Power Measurements of FrequencyLocked Coherent Transition Radiation,” R. A. Marsh, A. S. Kesar and R. J. Temkin, PRSTAB Vol. 10, 082801 (Aug., 2007).
 “Spectral Characteristics of a 140GHz LongPulsed Gyrotron,” S. T. Han, R. G. Griffin, K. N. Hu, C. G. Joo, C. D. Joye, J. R. Sirigiri, R. J. Temkin, A. C. Torrezan and P.P. Woskov, IEEE Trans. Plasma Science, Volume 35, Issue 3, June 2007 Page(s):559 – 564 (2007).
 “250 GHz CW gyrotron oscillator for dynamic nuclear polarization in biological solid state NMR,” V. S. Bajaj, M. K. Hornstein,1, K. E. Kreischer; J. R. Sirigiri, P. P. Woskov, M. L. MakJurkauskas , J. Herzfeld; R. J. Temkin, R. G. Griffin; Journal of Magnetic Resonance Vol. 189 pp. 251–279 (2007).
 “Experimental observation of the effect of aftercavity interaction in a depressed collector gyrotron oscillator,” E. M. Choi, M. A. Shapiro, J. R. Sirigiri, and R. J. Temkin, Physics of Plasmas Volume: 14 Issue: 9 Article Number: 093302 (Sept., 2007).
2006
 "Operational Characteristics of 14 W, 140 GHz Gyrotron for Dynamic Nuclear Polarization," C. D. Joye, R. G. Griffin, M. K. Hornstein, K. N. Hu, K. E. Kreischer, M. Rosay, M. A. Shapiro, J. R. Sirigiri, R. J. Temkin, and P. P. Woskov, IEEE Transactions on Plasma Science, vol. 34, no. 3 (2006).
 "Spatial dispersion in metamaterials with negative dielectric permittivity and its effect on surface waves," M. A. Shapiro, G. Shvets, J. R. Sirigiri, and R. J. Temkin, Optics Letters, vol. 31, no. 13, p. 2051 (2006).
 "Measurement of Subpicosecond Bunch Lengths using Coherent SmithPurcell Radiation,” S. E. Korbly, A. S. Kesar, R. J. Temkin and J.H. Brownell, Phys. Rev. ST Accel. Beams 9, 022802 (2006).
 "Experimental Results for a 1.5 MW, 110 GHz Gyrotron Oscillator with Reduced Mode Competition," E. M. Choi, C. D. Marchewka, M. A. Shapiro, J. R. Sirigiri, I. Mastovsky and R. J. Temkin, Physics of Plasmas 13, No. 2 (Feb., 2006) 023103 (7 pages) (2006).
 "Power measurement of frequencylocked SmithPurcell radiation," A. S. Kesar, R. A. Marsh, and R. J. Temkin, Physical Review, Special Topics Accel. Beams Vol. 9, 022801 (Feb., 2006).
 "Analysical and numerical calculations of the dispersion characteristics of twodimensional dielectric photonic band gap structures," K. Samokhvalova, C. Chen and B. L. Qian, Journal of Applied Physics 99, 063104 (2006).
 "Experimental verification of phase retrieval of quasioptical millimeterwave beams," H. Idei, T. Shimozuma, M. A. Shapiro, T. Notake, S.
Kubo and R. J. Temkin, IEEE Trans. Microwave Theory and Techniques 54 (11)
pp.38993905 (Nov., 2006).
 "Continuouswave operation of a 460GHz second harmonic gyrotron oscillator," M. K. Hornstein, V. S. Bajaj, R. G. Griffin, R. J. Temkin IEEE Trans. Plasma Science 34 (3) Part I, pp.524533 (Jun. 2006).
 "Continuouswave Submillimeterwave Gyrotrons," SeongTae Han, Robert G.
Griffin, KanNian Hu, ChanGyu Joo, Colin D. Joye, Ivan Mastovsky, Michael A. Shapiro, Jagadishwar R. Sirigiri, Richard J. Temkin, Antonio C. Torrezan, Paul P. Woskov, Proc. of SPIE Vol. 6373, Terahertz Physics, Devices, and Systems, (2006).
 "Coherent Transition and Smith Purcell Radiation Experiments," Roark A.
Marsh, Amit S. Kesar and Richard J. Temkin, Advanced Accelerator Concepts:
12th Workshop, AIP Conference Series CP877, AIP Press (2006).
2005
 “Time and frequencydomain models for SmithPurcell radiation from a twodimensional charge moving above a finite length grating,” Amit S. Kesar, Mark Hess, Stephen E. Korbly, and Richard J. Temkin, Phys. Rev. E 71, 016501 (9 pages) (January, 2005).
 "Demonstration of a 17GHz, HighGradient Accelerator with a PhotonicBandGap Structure," Evgenya I. Smirnova, Amit S. Kesar, Ivan Mastovsky, Michael A. Shapiro, and Richard J. Temkin, Physical Review Letters, 95, 074801 (2005).
 "Synthesis of gyrotron phasecorrecting mirrors using irradiance moments," Shapiro, M.A.; Anderson, J.P.; Temkin, R.J. IEEE Transactions on Microwave Theory and Techniques, v 53, n 8, p 261015 (Aug. 2005).
 "Fabrication and cold test of photonic band gap resonators and accelerator structures," E. I. Smirnova, I. Mastovsky, M. A. Shapiro, R. J. Temkin, L. M. Earley, and R. L. Edwards, Physical Review Special Topics  Accelerators and Beams Volume 8, Number 9, Articles (e091302) (August 2005).
 "Megawatt Power Level 120 GHz Gyrotrons for ITER StartUp," E M Choi, C Marchewka, I. Mastovsky, M. A. Shapiro, J. R. Sirigiri and R. J. Temkin, Journal of Physics, Conference Series, Vol. 25, pages 17 (2005).
 “Observation of Frequency Locked Coherent Terahertz SmithPurcell Radiation,” S. E. Korbly, A. S. Kesar, J. R. Sirigiri and R. J. Temkin, Physical Review Letters 94, 054803 (February 11, 2005).
 "Experimental Studies of Local and Global Emission Uniformity for a Magnetron Injection Gun," J. P. Anderson, R. J. Temkin, and M. A. Shapiro, IEEE Trans. Elec. Devices (May, 2005).
 "Second Harmonic Operation at 460 GHz and Broadband Continuous Frequency Tuning of a Gyrotron Oscillator," M. K. Hornstein, V. S. Bajaj, R. G. Griffin, K. E. Kreischer, I. Mastovsky, M. A. Shapiro, J. R. Sirigiri, and R. J. Temkin, IEEE Trans. Elec. Devices Volume 52, # 5, p.798  807 (May, 2005).
 "Evaluation of phase correcting mirrors for an 84 GHz gyrotron based on direct phase measurements at lowpower level," T. Notake a, H. Idei, T. Shimozuma, M. Sato, S. Kubo, S. Ito, Y. Takita, K. Ohkubo, Y. Yoshimura, S. Kobayashi, Y. Mizuno, T. Watari, R. Kumazawa, M.A. Shapiro, R.J. Temkin, Fusion Engineering and Design, Vol. 73, pp. 9–18 (2005).
 "QuasiOptical Beam Analysis Based on Direct Phase Measurement at Low Power Level," H. Idei, T. Shimozuma, M. Shapiro, R. Temkin, T. Notake, S. Ito, S. Kubo and K. Ohkubo, J. Plasma Fusion Res. Vol.81, No.3 186  190 (2005).
 "Alignment Method of ECH Transmission Lines Based on the Moment and Phase Retrieval Method Using IR Images," T. Shimozuma, H. Idei, M. Shapiro, R. Temkin, S. Ito, T. Notake, S. Kubo, Y. Yoshimura, S. Kobayashi, Y. Mizuno, Y. Takita and K. Ohkubo, J. Plasma Fusion Res. Vol.81, No.3 191  196 (2005).
 "Corrugated Waveguide and Directional Coupler for CW 250GHz Gyrotron DNP Experiments," P. P. Woskov, V. S. Bajaj, M. K. Hornstein, R. J. Temkin, and R. G. Griffin, IEEE Trans. Microwave Theory and Techniques, Vol. 53, No. 6, pp. 18631869 (June, 2005).
 "Development of steadystate advanced tokamak research in the DIIID tokamak," Luce, T.C. and DIIID Team, Fusion Science and Technology, v 48, n 2, p 12121225 (October, 2005).
Selected journals before 2004

“Studies of the 1.5MW 110GHz Gyrotron Experiment,” Anderson, J.P.; Shapiro, M.A.; Temkin, R.J.; Mastovsky, I.; Cauffman, S.R., IEEE Trans. Plasma Science, Volume: 32, Issue: 3, pages 877 883, (June 2004).

"Spacecharge limit for a finitesize bunched beam in a circular conducting pipe," Mark Hess and Chiping Chen, Phys. Rev. ST Accel. and Beams 7, 092002 (2004).

“Imagecharge effects on
the envelope dynamics of an unbunched intense chargedparticle
beam,” B. L. Qian, J. Zhou and C. Chen, Phys. Rev. ST
Accel. and Beams 6, 014201(2003).

"Chaotic particle motion
and beam halo formation induced by imagecharge effects in a
smallaperture alternatinggradient focusing system," Jing
Zhou, B. L. Qian, and Chiping Chen, Physics of Plasma, 10, 4203
(2003).

“Dynamic Nuclear
Polarization at 9 Tesla Using a Novel 250 GHz Gyrotron Microwave
Source,” V.S. Bajaj, C. T. Farrar, M. K. Hornstein, I.
Mastovsky, J. Vieregg, J. Bryant, B. Eléna, K. E. Kreischer,
R. J. Temkin and R. G. Griffin, J. Magn. Resonance 160, 8590
(2003).
 "Equilibrium and
confinement of bunched annular beams," M. Hess and C. Chen,
Phys. Plasmas, vol. 9, no. 4, pp. 14221430, April 2002.
 "Equilibrium and stability
properties of selforganized electron spiral toroids," C.
Chen, R. Pakter and D.C. Seward, Phys. Plasmas, vol. 8, no. 10, pp.
44414449, October 2001.
 "Simulation of Photonic
Band Gaps in Metal Rod Lattices for Microwave Applications ," E. I. Smirnova, C. Chen, M. A. Shapiro, J. R. Sirigiri, and
R. J. Temkin, J. Appl. Phys., vol. 91, no. 3, pp. 960968, 1 February
2002.
 "Experimental
investigation of a 140 GHz coaxial gyrotron oscillator," R.
Advani, J. P. Hogge, K. E. Kreischer, M. Pedrozzi, M. E. Read, J. R.
Sirigiri, and R. J. Temkin, IEEE Trans. Plasma Science, vol. 29, no.
6, pp. 943950, December 2001.
 Low emittance electron beam
formation with a 17 GHz RF gun," W. J. Brown, S. E. Korbly,
K. E. Kreischer, I. Mastovsky, and R. J. Temkin, Phys. Rev. ST Accel.
Beams, Vol. 4, 083501 (2001)
 "Low Emittance Electron
Beam Formation with a 17 GHz RF Gun," WJ. Brown, S.E.
Korbly, K.E. Kreischer, M.A. Shapiro, RJ. Temkin, AIP. American
Institute of Physics Conference Proceedings, no.569, pp.436449. USA.
(2001).
 "PhotonicBandGap
Resonator Gyrotron," J. R. Sirigiri, K. E. Kreischer, J.
Machuzak, I. Mastovsky, M. A. Shapiro and R. J. Temkin, Physical
Review Letters, Vol. 86, No. 24, pp. 56285631 (11 June 2001)
 "ITER R&D: Auxiliary
Systems: Electron Cyclotron Heating and Current Drive
System," T. Imai, N. Kobayashi, R. Temkin, M. Thumm, M. Q.
Tran and V. Alikaev, Fusion Engineering and Design, Volume 55, Issues
23, July 2001, Pages 281289
 "17 GHz photonic band gap
cavity with improved input coupling," M. A. Shapiro, W. J.
Brown, I. Mastovsky, J. R. Sirigiri, and R. J. Temkin, Phys. Rev. ST
Accel. Beams Vol. 4, 042001 (2001).
 "Design of Correcting
Mirrors for a Gyrotron Used at Large Helical Device," M. A.
Shapiro, T. S. Chu, D. R. Denison, M. Sato, T. Shimozuma, R. J.
Temkin, Fusion Engineering and Design, Vol. 53, pp. 537544 (2001). (top)
 "Design, analysis and cold
test of a 17 GHz RF gun,” M. A. Shapiro, W. J. Brown, K. E.
Kreischer, R. J. Temkin", AIP. American Institute of Physics
Conference Proceedings, no.472, pp.85060. USA. (1999).
 "Experimental results of
the MIT 17 GHz RF gun," W. J. Brown, S. Trotz, K. E.
Kreischer, M. Pedrozzi, M. A. Shapiro, R. J. Temkin. AIP. American
Institute of Physics Conference Proceedings, no.472, pp.86174. USA.
(1999).
 "Experimental and
theoretical investigations of a 17 GHz RF gun," W. J. Brown,
S. Trotz, K. E. Kreischer, M. Pedrozzi, M. A. Shapiro, R. J. Temkin,
Nucl. Instr. and Meth. in Phys. Res. A425, pp. 441459 (1999).
 "Gyrotron Internal Mode
Converter Reflector Shaping from Measured Field Intensity,"
D. R. Denison, T. S. Chu, M. A. Shapiro, and R. J. Temkin, IEEE
Trans. Plasma Science Vol. 27, No. 2, pp. 512519, (April, 1999).
 "Electromagnetic Analysis
and Cold Test of a Distributed Window for a High Power
Gyrotron," M. A. Shapiro; C. P. Moeller; and R. J. Temkin,
Int. J. Infrared and Millimeter Waves, Vol. 20, No. 4, pp. 533542
(April, 1999).
 "Demonstration of Microwave Generation by a
FerroelectricCathode Tube," R. Drori, M. Einat, D. Shur, E.
Jerby, G. Rosenman, R. Advani, R. J. Temkin, C. Pralong, Applied
Physics Letters, vol.74, no.3, pp.335337 (18 Jan. 1999).
 "Characteristics and
Applications of FastWave Gyrodevices," K. L. Felch, B. G.
Danly, H. R. Jory, K. E. Kreischer, W. Lawson, B. Levush and R. J.
Temkin, Proceedings of the IEEE, Vol. 87, No. 5, pp. 752781 (May,
1999).
 "Kiloampere and microsecond
electron beams from Ferroelectric Cathodes," R. N. Advani,
J. P. Hogge, K. E. Kreischer, W. Mulligan, R. J. Temkin, G. F.
Kirkman, B. Jiang, IEEE Trans. Plasma Science, Vol.26, No.4,
pp.134752 (Aug., 1998).
 "140 GHz Gyrotron
Experiments Based on a Confocal Cavity," W. Hu, M. A.
Shapiro, K. E. Kreischer and R. J. Temkin, IEEE Trans. Plasma
Science, Vol. 26, No. 3, pp. 366374 (June, 1998).
 "Scanning with Ease Through
the Far Infrared," Richard Temkin, Science, Vol. 280, page
854 (8 May, 1998).
 "High power operation of a
17 GHz Photocathode RF Gun," S. Trotz, W. J. Brown, B. G.
Danly, J.P. Hogge, M. Khusid, K. E. Kreischer, M. Shapiro and R. J.
Temkin, AIP Conference Proceedings Vol. 398, 7th Workshop on Advanced
Accelerator Concepts, Lake Tahoe, October, 1996, AIP Press, Inc., pp.
717729 (1997).
 "High power operation of a
170 GHz megawatt gyrotron," K. E. Kreischer, T. Kimura, B.
G. Danly and R. J. Temkin, Phys. Plasmas Vol. 4, No. 5, pp. 1907 
1914 (May, 1997).
 "Theoretical and
experimental investigation of a quasioptical mode converter for a
110GHz gyrotron," M. Blank, K. Kreischer and R. J., Temkin,
IEEE Trans. Plasma Science Vol. 24, No. 3, pp. 10581066 (June,
1996).
 "Longpulse and CW tests of
a 110GHz gyrotron with an internal, quasioptical
converter," K. Felch, M. Blank, P. Borchard, Tak Sum Chu, J.
Feinstein, H. R. Jory, J. A. Lorbeck, C. M. Loring, Y. M. Mizuhara,
J. M. Neilson, R. Schumacher, R. J. Temkin, IEEE Transactions on
Plasma Science Vol. 24, no.3 pp.55869 (June, 1996). (top)
 "Multimegawatt relativistic
harmonic gyrotron travelingwave tube amplifier experiments,
" W. L. Menninger, B. G. Danly, R. J. Temkin, IEEE Transactions
on Plasma Science, Vol. 24, No.3 pp. 68799 (June, 1996).
 "Study of rotating modes
in high frequency whispering gallery mode gyrotrons," M.
Blank, K. E. Kreischer and R. J. Temkin, IEEE Trans. Plasma Science
Vol. 22, No. 5, p. 883888 (October, 1994).
 "Influence of sideband
oscillations on gyrotron efficiency," W. C. Guss, M. A.
Basten, K. E. Kreischer, R. J. Temkin, T. M. Antonsen, Jr., S. Y.
Cai, G. Saraph and B. Levush, IEEE Trans. Plasma Science, Vol. 22,
No. 5, p. 871877 (October, 1994).
 "Velocity spread
measurements on a magnetron injection gun beam," W. C. Guss,
M. A. Basten, K. E. Kreischer and R. J. Temkin, J. Appl. Physics 76,
No. 6, pp. 32373243 (15 Sept. 1994).
 "Single mode operation of
a Bragg freeelectron maser oscillator," T. S. Chu, F. V.
Hartemann, B. G. Danly and R. J. Temkin, Physical Review Letters Vol.
72, No. 15, p. 23912394 (11 April 1994).
 "Dynamic nuclear
polarization with a cyclotron resonance maser at 5T," L. R.
Becerra, G. J. Gerfen, R. J. Temkin, D. J. Singel and R. G. Griffin,
Physical Review Letters, Vol. 71, No. 21, p. 35613564 (22 Nov.
1993).
 "Experimental study of a 28 GHz highpower
longpulse cyclotron autoresonance maser oscillator," S.
Alberti, B. G. Danly, G. Gulotta, E. Giguet, T. Kimura, W. L.
Menninger, J. L. Rullier and R. J. Temkin, Phys. Rev. Lett., Vol. 71,
No. 13, p. 20182021 (27 Sept 1993). (top)
