Search Results - "NUSS, M. C"

Detectors and sources for ultrabroadband electro-optic sampling: Experiment and theory by Leitenstorfer, A., Hunsche, S., Shah, J., Nuss, M. C., Knox, W. H.

“…A detailed calculation of the amplitude and phase response of ultrathin ZnTe and GaP electro-optic sensors is presented. We demonstrate that the inclusion of…”
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THz near-field imaging by Hunsche, S, Koch, M, Brener, I, Nuss, M.C

“…We present first results of near-field imaging with ultrashort, broadband far-infrared pulses. By focusing the radiation into a tapered metal tip with a small…”
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Terahertz emission from electric field singularities in biased semiconductors by Brener, I., Dykaar, D., Frommer, A., Pfeiffer, L., West, K.

“…Summary form only given. Fast electrical transients and terahertz (THz) radiation are generated when biased coplanar striplines are excited within the gap by…”
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THz-imaging: a new method for density mapping of wood by Koch, M, Hunsche, S, Schuacher, P, Nuss, M.C, Feldmann, J, Fromm, J

“…This paper presents a new technique for fast and non-intrusive density mapping of wood based on far-infrared spectroscopy. The transmission of a piece of beech…”
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Direct subpicosecond measurement of carrier mobility of photoexcited electrons in gallium arsenide by NUSS, M. C, AUSTON, D. H, CAPASSO, F

“…The mobility of hot electrons in gallium arsenide has been measured with sub-ps time resolution, following injection by 2-eV fs pulses. The mobility…”
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Propagation of highly chirped pulses in fiber-optic communications systems by Cundiff, S.T., Collings, B.C., Boivin, L., Nuss, M.C., Bergman, K., Knox, W.H., Evangelides, S.G.

“…The propagation of strongly chirped pulses in an amplified fiber-optic communications system is experimentally investigated. Spectral narrowing of the pulses…”
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Subpicosecond photoconducting dipole antennas by Smith, P.R., Auston, D.H., Nuss, M.C.

“…Photoconducting antennas have been demonstrated which are capable of generating and coherently detecting subpicosecond electrical pulses. These antennas, when…”
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Femtosecond carrier relaxation in semiconductor-doped glasses by NUSS, M. C, ZINTH, W, KAISER, W

“…Light induced changes of absorption in semiconductor-doped glasses are studied on the femtosecond and picosecond time scale. Extremely rapid absorption…”
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Femtosecond Charge Transport in Polar Semiconductors by Leitenstorfer, A., Hunsche, S., Shah, J., Nuss, M. C., Knox, W. H.

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T-ray imaging by Mittleman, D.M., Jacobsen, R.H., Nuss, M.C.

“…The use of terahertz pulses for imaging has opened new possibilities for scientific and industrial applications in the terahertz frequency range. In this…”
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Millimeter Wave-induced Vibrational Modes in DNA as a Possible Alternative to Animal Tests to Probe for Carcinogenic Mutations by Woolard, D. L., Koscica, T., Rhodes, D. L., Cui, H. L., Pastore, R. A., Jensen, J. O., Jensen, J. L., Loerop, W. R., Jacobsen, R. H., Mittleman, D., Nuss, M. C.

“…Developing methods for alternative testing is increasingly important due to dwindling funding resources and increasing costs associated with animal testing and…”
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Gas sensing using terahertz time-domain spectroscopy by Mittleman, D.M., Jacobsen, R.H., Neelamani, R., Baraniuk, R.G., Nuss, M.C.

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Repetitive excitation of charge oscillations in semiconductor heterostructures by BRENER, I, PLANKEN, P. C. M, NUSS, M. C, PFEIFFER, L, LEAIRD, D. E, WEINER, A. M

“…We create forced excitonic charge oscillations in semiconductor heterostructures by excitation with periodic optical pulse sequences. The far-infrared…”
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Receiver sensitivity improvement by impulsive coding by Boivin, L., Nuss, M.C., Shah, J., Miller, D.A.B., Haus, H.A.

“…We show that optical receivers operated impulsively are more sensitive than for nonreturn-to-zero (NRZ) operation. Impulsive sensitivity improvements of 5.8…”
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Noncontact semiconductor wafer characterization with the terahertz Hall effect by Mittleman, D. M., Cunningham, J., Nuss, M. C., Geva, M.

“…We demonstrate noncontact measurements of the Hall mobility of doped semiconductor wafers with roughly 250 μm spatial resolution, using polarization rotation…”
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Transmission over 362 km of 110 channels at 2.35 Gb/s from a spectrum-sliced femtosecond laser by Boivin, L., Wegmuller, M., Nuss, M.C., Knox, W.H., Sun, Y., Srivastava, A.K., Sulhoff, J.W., Wolf, C.

“…We use temporal spectrum-slicing and optical time-division multiplexing to obtain 110 wavelength channels at 2.35 Gb/s from a single femtosecond fiber laser…”
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Generation of terahertz electromagnetic pulses from quantum-well structures by Luo, M.S.C., Shun Lien Chuang, Planken, P.C.M., Brener, I., Roskos, H.G., Nuss, M.C.

“…Terahertz generation from semiconductor quantum-well structures pumped by a femtosecond optical pulse is studied. We propose a three-level model for the…”
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100 GHz wafer probes based on photoconductive sampling by Feuer, M.D., Shunk, S.C., Smith, P.R., Nuss, M.C., Law, N.H.

“…The authors fabricated optoelectronic wafer probes with both free-space and fiber-optic input, and they adapted microwave error correction techniques to allow…”
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Coherent submillimeter-wave emission from charge oscillations in a double-well potential by ROSKOS, H. G, NUSS, M. C, JAGDEEP SHAH, LEO, K, MILLER, D. A. B, FOX, A. M, SCHMITT-RINK, S, KÖHLER, K

“…The electromagnetic radiation emitted by electrons coherently oscillating between the two wells of a semiconductor coupled-quantum-well structure are observed…”
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Investigation of high-temperature superconductors with terahertz bandwidth electrical pulses by Nuss, M.C., Goossen, K.W.

“…The authors summarize recent attempts to propagate ultrashort electrical pulses containing frequency components up to 1 THz on transmission lines made from…”
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