Author Publications

1999

Verschuur, J.W.J. and Analbers, R. and Slot van der, P.J.M. and Ernst, G.J. and Witteman, W.J. (1999) Compact beam transport system for a 6 MeV electron beam to a race-track-microtron accelerator. Nuclear Instruments and Methods in Physics Research. Section B: Beam interactions with materials and atoms, 427 (1-2). pp. 68-73. ISSN 0168-583X

1998

Bisero, D. and Oerle van, B.M. and Ernst, G.J. and Verschuur, J.W.J. and Witteman, W.J. (1998) Cs–K–Te photo cathodes: a promising electron source for free-electron lasers. Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 407 (1-3). pp. 311-315. ISSN 0168-9002

Verschuur, J.W.J. and Oerle van, B.M. and Ernst, G.J. and Bisero, D. and Witteman, W.J. (1998) Aspects of accelerator-based photoemission. Nuclear Instruments and Methods in Physics Research. Section B: Beam interactions with materials and atoms, 139 (1-4). pp. 541-545. ISSN 0168-583X

1997

Bisero, D. and Oerle van, B.M. and Ernst, G.J. and Verschuur, J.W.J. and Witteman, W.J. (1997) High efficiency photoemission from Cs–K–Te. Applied Physics Letters, 70 (12). pp. 1491-1493. ISSN 0003-6951

Bisero, D. and Oerle van, B.M. and Ernst, G.J. and Verschuur, J.W.J. and Witteman, W.J. (1997) K–Te photocathodes: A new electron source for photoinjectors. Journal of Applied Physics, 82 (3). pp. 1384-1387. ISSN 0021-8979

Verschuur, J.W.J. and Ernst, G.J. and Oerle van, B.M. and Bisero, D. (1997) The effect of transverse modes in a wave-guide resonator on the resonance condition of a compton FEL. Optics Communications, 133 (1-6). pp. 229-233. ISSN 0030-4018

Verschuur, J.W.J. and Ernst, G.J. and Oerle van, B.M. and Bisero, D. and Bouman, A.F.M. and Witteman, W.J. (1997) Lasing experiments at TEUFEL. Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 393 (1-3). pp. 197-199. ISSN 0168-9002

1996

Ernst, G.J. and Verschuur, J.W.J. and Oerle van, B.M. and Bouman, A.F.M. and Botman, J.I.M. and Hagedoorn, H.L. and Witteman, W.J. (1996) First Lasing of TEUFEL. Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 375 (1-3). pp. 26-27. ISSN 0168-9002

Verschuur, J.W.J. and Ernst, G.J. and Oerle van, B.M. and Bisero, D. and Witteman, W.J. (1996) Het effect van transversale modi in een golfpijp-resonator op de resonantieconditie van een Compton Vrije-Elktronen-Laser. Van A tot Q (10). pp. 69-75.

Verschuur, J.W.J. and Oerle van, B.M. and Bisero, D. and Ernst, G.J. and Slot van der, P.J.M. and Zambon, P. and Wieland, J. and Botman, J.I.M. and Hagedoorn, H.L. and Witteman, W.J. (1996) Vrije-Elektronen-Laser werk aan de Universiteit van Twente in samenwerking met het Nederlands Centrum voor Laser Research. Van A tot Q (10). pp. 77-86.

1995

Ernst, G.J. and Witteman, W.J. and Verschuur, J.W.J. and Mols, R.F.X.A.M. and Oerle van, B.M. and Bouman, A.F.M. and Botman, J.I.M. and Hagedoorn, H.L. and Delhez, J.L. and Kleeven, W.J.G.M. (1995) The "TEU-FEL" project. Infrared Physics and Technology, 36 (1). pp. 81-98. ISSN 1350-4495

1994

Botman, J.I.M. and Delhez, J.L. and Hagedoorn, H.L. and Kleeven, W.J.G.M. and Knoben, M.H.M. and Timmermans, C.J. and Webers, G.A. and Ernst, G.J. and Verschuur, J.W.J. and Witteman, W.J. (1994) Developments of the TEUFEL injector racetrack microtron. Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 341 (1-3). pp. 402-406. ISSN 0168-9002

Mols, R.F.X.A.M. and Ernst, G.J. (1994) Performance of a MOPA laser system for photocathode research. Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 341 (1-3). pp. 481-483. ISSN 0168-9002

1993

Mols, R.F.X.A.M. and Ernst, G.J. (1993) On the jitter of mode-locked pulses introduced by an optical fibre. Optics Communications, 99 (1-2). pp. 45-48. ISSN 0030-4018

1992

Botman, J.I.M. and Webers, G.A. and Delhez, J.L. and Timmermans, J.C.M. and Theeuwen, M.J.H. and Kleeven, W.J.G.M. and Hagedoorn, H.L. and Ernst, G.J. and Verschuur, J.W.J. and Witteman, W.J. (1992) The injector microtron for the TEUFEL infrared laser. Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 318 (1-3). pp. 358-363. ISSN 0168-9002

Ernst, G.J. and Goldstein, J.C. (1992) Performance of the SASE amplifier of the TEU-FEL project. Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 318 (1-3). pp. 649-654. ISSN 0168-9002

Ernst, G.J. and Witteman, W.J. and Verschuur, J.W.J. and Haselhoff, E.H. and Mols, R.F.X.A.M. and Bouman, A.F.M. and Hagedoorn, H.L. and Delhez, J.L. and Kleeven, W.J.G.M. (1992) Status of the "TEU-FEL" project. Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 318 (1-3). pp. 173-177. ISSN 0168-9002

Mols, R.F.X.A.M. and Ernst, G.J. (1992) Parametric study of the behaviour of group velocity dispersion in optical pulse compression. Optics Communications, 94 (6). pp. 509-514. ISSN 0030-4018

Mols, Rainier F.X.A.M. and Ernst, Gerard J. and Botman, Jan I.M. (1992) A compact design for beam transport. Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 318 (1-3). pp. 341-343. ISSN 0168-9002

Verschuur, J.W.J. and Ernst, G.J. and Witteman, W.J. (1992) The "TEUFEL" undulator. Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 318 (1-3). ABS85-ABS86. ISSN 0168-9002

1991

Botman, J.I.M. and Delhez, J.L. and Webers, G.A. and Hagedoorn, H.L. and Kleeven, W.J.G.M. and Timmermans, J.C.M. and Ernst, G.J. and Verschuur, J.W.J. and Witteman, W.J. and Haselhoff, E.H. (1991) A microtron accelerator for a free electron laser. Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 304 (1-3). pp. 192-196. ISSN 0168-9002

1990

Ernst, G.J. and Witteman, W.J. and Haselhoff, E.H. and Botman, J.I.M. and Delhez, J.L. and Hagedoorn, H.L. (1990) Status of the Dutch "TEUFEL" Project. Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 296 (1-3). pp. 304-307. ISSN 0168-9002

Gerritsen, J.W. and Keet, A.L. and Ernst, G.J. and Witteman, W.J. (1990) An improved discharge technique for excimer lasers. Optics Communications, 77 (5-6). pp. 395-396. ISSN 0030-4018

Haselhoff, Eltjo H. and Ernst, Gerard J. (1990) Papa, a Particle Tracing Code in Pascal. Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 296 (1-3). pp. 744-748. ISSN 0168-9002

1989

Ernst, G.J. and Haselhoff, E.H. and Witteman, W.J. and Botman, J.I.M. and Genderen van, W. and Hagedoorn, H.L. and Heide van der, J.A. and Kleeven, W.J.G.M. (1989) Proposal for a race-track microtron with high peak current. Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 285 (1-2). pp. 71-75. ISSN 0168-9002

Haselhoff, E.H. and Bonnie, R.J.M. and Ernst, G.J. and Witteman, W.J. (1989) Infrared short pulse measurements with tellurium. Infrared Physics, 29 (2-4). pp. 673-675. ISSN 0020-0891

1988

Gerritsen, J.W. and Ernst, G.J. (1988) High-pressure behaviour of an X-ray preionized discharge pumped XeCl laser. Applied physics B: Photophysics and laser chemistry, 46 (2). pp. 141-146. ISSN 0721-7269

Haselhoff, E.H. and Bonnie, R.J.M. and Ernst, G.J. and Witteman, W.J. (1988) Subnanosecond pulse measurements of 10.6 μm radiation with tellurium. Applied physics B: Photophysics and laser chemistry, 46 (1). pp. 103-109. ISSN 0721-7269

1987

Witteman, W.J. and Ernst, G.J. and Peters, P.J.M. (1987) Construction and operation of high power gas lasers. Hyperfine interactions, 37 (1-4). pp. 209-224. ISSN 0304-3843

Zuidema, R.J. and Ernst, G.J. (1987) Characteristics of an x-ray preionized TEA CO laser. Applied physics B: Photophysics and laser chemistry, 43 (4). pp. 263-271. ISSN 0721-7269

1985

Ernst, G.J. and Nieuwenhuis, A.B.M. and Abramski, K.M. (1985) Output characteristics of a corona-preionized XeCl laser. IEEE Journal of Quantum Electronics, 21 (8). pp. 1127-1130. ISSN 0018-9197

1984

Ernst, Gerard J. (1984) Uniform-field electrodes with minimum width. Optics Communications, 49 (4). pp. 275-277. ISSN 0030-4018

1983

Ernst, Gerard J. (1983) Compact uniform field electrode profiles. Optics Communications, 47 (1). pp. 47-51. ISSN 0030-4018

1982

Ernst, Gerard J. (1982) A 10 cm aperture, high quality TEA CO2 laser. Optics Communications, 44 (2). pp. 125-129. ISSN 0030-4018

1980

Ernst, G.J. and Boer, A.G. (1980) Experimental determination of the electron-avalanche and the electron-ion recombination coefficient. Optics Communications, 34 (2). pp. 235-239. ISSN 0030-4018

Ernst, G.J. and Boer, A.G. (1980) A 5 cm single-discharge CO2 laser having high power output. Optics Communications, 34 (2). pp. 221-222. ISSN 0030-4018

Ernst, G.J. and Boer, A.G. (1980) Kinetic modelling of a self-sustained TEA CO2 laser. Optics Communications, 35 (2). pp. 249-254. ISSN 0030-4018

1978

Ernst, G.J. (1978) The effect of radial radiation transport on the interpretation of saturation parameter measurements in laser systems. Optics Communications, 25 (3). pp. 368-374. ISSN 0030-4018

Ernst, G.J. and Boer, A.G. (1978) Construction and performance characteristics of a rapid discharge TEA CO2 laser. Optics Communications, 27 (16). pp. 105-110. ISSN 0030-4018

1975

Ernst, G.J. and Witteman, W.J. (1975) On the stability of modes in a laser resonator with an active medium. IEEE Journal of Quantum Electronics, 11 (11). pp. 920-921. ISSN 0018-9197

Witteman, W.J. and Ernst, G.J. (1975) On the saturation effects and start jump of Gaussian modes in oscillators. IEEE Journal of Quantum Electronics, 11 (5). pp. 198-204. ISSN 0018-9197

Witteman, W.J. and Ernst, G.J. (1975) Gain induced stability of active plane-parallel resonators. Applied physics, 6 (3). pp. 297-304. ISSN 0340-3793

1974

Ernst, G.J. and Witteman, W.J. (1974) The effect of radial radiation transport on intensity characteristics and oscillation frequency of homogeneously broadened lasers. IEEE Journal of Quantum Electronics, 10 (1). pp. 37-44. ISSN 0018-9197

Ernst, G.J. and Witteman, W.J. (1974) The effect of "Radial radiation transport" on the interpretation of laser saturation parameter measurements. IEEE Journal of Quantum Electronics, 10 (9). p. 739. ISSN 0018-9197

Witteman, W.J. and Ernst, G.J. (1974) Gain induced stability of active plane-parallel resonators. IEEE journal of quantum electronics, 10 (9). p. 757. ISSN 0018-9197

1973

Ernst, G.J. and Witteman, W.J. (1973) Mode structure of active resonators. IEEE Journal of Quantum Electronics, 9 (9). pp. 911-918. ISSN 0018-9197

1972

Ernst, G.J. and Witteman, W.J. (1972) Second-harmonic generation in proustite with a CW CO2laser. IEEE Journal of Quantum Electronics, 8 (3). pp. 382-383. ISSN 0018-9197

1971

Ernst, G.J. and Witteman, W.J. (1971) Transition selection with adjustable outcoupling for a laser device applied to CO2. IEEE Journal of Quantum Electronics, 7 (10). pp. 484-488. ISSN 0018-9197