Electron Beam Lithography for the Fabrication of Air-bridged, Submicron Schottky Collectors (2004)
Muller, R. E., Martin, S. C., Smith, R. P., Allen, S. A., Reddy, M., Rodwell, M. J. W.
A Tripler to 220 GHz Using a Back-To-Back Barrier-N-N+ Varactor Diode (2004)
Choudhury, D., Siegel, P. H., Raisanen, A. V., Martin, S. C., Smith, R. Peter
Bruston, J., Kim, M., Martin, S. C., Mehdi, I., Smith, R. P., Siegel, P. H.
The design and analysis of varactor diode doubler, quadrupler and cascaded doubler circuits for 320 and 640 GHz have been completed. A new approach has been employed to produce a tunerless waveguide...
A Planar Dielectric-Filled-Parabolic-Feed Frequency Multiplier (2004)
Kim, M., Smith, R. P., Lubecke, V. M., Martin, S. C., Seigel, P. H.
In this paper, we present a novel quasi-optical all-planar frequency doubler that could provide an alternative approach to conventional waveguide circuits for millimeter- and submillimeter-wave...
Fabrication and Performance of Separately-Biasable Antiparallel-Pair (2004)
Lee, T. H., Humphrey, D. A., Dengler, R. J., Mehdi, I., Martin, S. C., Pease, A., ...
A 210 MHz waveguide subharmonically-pumped mixer with integrated antiparallel-pair planar
Advances in Submillimeter Semiconductor-Based Device Designs and Processes (2004)
Smith, R. P., Martin, S. C., Kim, M., Bruston, J., Mehdi, I., Humphrey, D., ...
Planar submillimeter circuits are slowly replacing whisker-contacted devices at frequencies above 100 GHz, but in many cases the size constraints brought on by the short wavelengths associated with...
Advances in Submillimeter Wave Semiconductor-Based Device Designs and Processes at JPL (2004)
Siegel, P. H., Smith, R. P., Martin, S. C., Kim, M., Bruston, J., Erickson, N., ...
Planar submillimeter wave circuits are slowly replacing whisker-contacted devices at frequencies above 100 GHz, but in many cases the size constraints dictated by the short wavelengths found at high...
A 60 GHz Planar Frequency Multiplier Feed on a Silicon Dielectric-Filled Parabola (2004)
Kim, M., Fujiwra, B. H., Humphrey, D. A., Martin, S. C., Smith, R. P., Siegel, P. H.
A novel all-planar quasi-optical schottky varactor diode frequency doubler has been fabricated and has produced more than 1 mW of output power at 600 GHz with an approximately 2 percent conversion...
A2.5 THz Receiver Front-End for Spaceborne Application (2004)
Gaidis, M. C., Pickett, H. M., Siegel, P. H., Smith, C. D., Smith, R. P., Martin, S. C.
The OH radical is an important player in known ozone depletion cycles; however, due to its location in the atmosphere, it must be studied from either a balloon or spaceborne platform.
Fixed-Tuned Submillimeter Waveguide Multipliers Using MMIC Technology (2004)
Bruston, J., Kim, M., Martin, S. C., Pease, A., Smith, R. P., Siegel, P. H.
In preparation for the insturment ammouncement of opportunity for the Far Infrared and Submillimeter Space Telescope, and ESA/NASA space astrophysics observatory mission, local oscillator sources at...
Deep Submicron Transferred-Substrate Heterojunction Bipolar Transistors (2004)
Lee, Q., Martin, S. C., Mensa, D., Pullela, R., Smith, R. P., Agarwal, B., ...
Traveling-wave membrane photomixers (2004)
Wyss, R. A., Martin, S. C., Nakamura, B. J., Neto, A., Pasqualini, D., Siegel, P. H.
Traveling-wave membrane photomixers (2004)
Wyss, R. A., Martin, S. C., Nakamura, B. J., Neto, A., Chen, P., Siegel, P. H., ...
Dick, C., Dominguez-Rosado, E., Eling, B., Liggat, J.J., Lindsay, C.I., Martin, S.C., ...
In this paper we report the use of both in-situ solid-state H-1 and solid-state C-13 NMR to characterise the condensed-phase residues obtained upon the degradation under inert and oxidative...
Dick, C., Dominguez-Rosado, E., Eling, B., Liggat, J.J., Lindsay, C.I., Martin, S.C., ...
In this paper we report the use of both in-situ solid-state H-1 and solid-state C-13 NMR to characterise the condensed-phase residues obtained upon the degradation under inert and oxidative...
Dick, C., Dominguez-Rosado, E., Eling, B., Liggat, J.J., Lindsay, C.I., Martin, S.C., ...
In this paper we report the use of both in-situ solid-state H-1 and solid-state C-13 NMR to characterise the condensed-phase residues obtained upon the degradation under inert and oxidative...
In situ NMR investigation into the thermal degradation and stabilisation of PAN (2001)
Martin, S.C., Liggat, J.J., Snape, C.E.
In situ broadline 1H NMR has been used to assess the low temperature degradation of polyacrylonitrile (PAN) under a variety of atmospheres and temperatures. In combination with conventional...
In situ NMR investigation into the thermal degradation and stabilisation of PAN (2001)
Martin, S.C., Liggat, J.J., Snape, C.E.
In situ broadline 1H NMR has been used to assess the low temperature degradation of polyacrylonitrile (PAN) under a variety of atmospheres and temperatures. In combination with conventional...
In situ NMR investigation into the thermal degradation and stabilisation of PAN (2001)
Martin, S.C., Liggat, J.J., Snape, C.E.
In situ broadline 1H NMR has been used to assess the low temperature degradation of polyacrylonitrile (PAN) under a variety of atmospheres and temperatures. In combination with conventional...
Submicron lateral scaling of HBTs and other vertical-transport devices:towards THz bandwidths (2000)
Rodwell, Mark, Betser, Y., Jaganathan, S., Mathew, T., Sundararajan, PK, Martin, S.C., ...
With appropriate device structures, bined lithographi and epitaxial scaling of HBTs,RTDs and S hottky diodes results in rapid in reases in device bandwidths.0.1 ¹m InGaAs RTDs have os illated at 650...
Smoothing methods in maximum entropy language modeling (1999)
S. C. Martin, H. Ney, J. Zaplo
This paper discusses various aspects of smoothing techniques in maximum entropy language modeling, a topic not sufficiently covered by previous publications. We show (1) that straightforward maximum...
Distant Bigram Language Modeling Using Maximum Entropy (1997)
M. Simons, H. Ney, S. C. Martin
In this paper, we apply the maximum entropy approach to so-called distant bigram language modelling. In addition to the usual unigram and bigram dependencies, we use distant bigram dependencies,...
Aspects of the hot-pressing of silicon carbide. (1981)
Thesis (Ph. D.)--University of Cambridge, 1981.
Drosophila mitochondrial DNA: a novel gene order.
Clary, D O, Goddard, J M, Martin, S C, Fauron, C M, Wolstenholme, D R
Part of the replication origin-containing A+T-rich region of the Drosophila yakuba mtDNA molecule and segments on either side of this region have been sequenced, and the genes within them identified....
Martin, S C, Yule, D I, Dunne, M J, Gallacher, D V, Petersen, O H
The effects of arginine-vasopressin (AVP) (0.01-1 microM) on membrane potential, [Ca2+]i and ATP-sensitive potassium channels have been studied in the insulin-secreting cell line RINm5F. In whole...
Taking care of patients--does it matter whether the physician is a woman?
Arnold, R M, Martin, S C, Parker, R M
Researchers have recently begun to compare male and female physicians' attitudes toward patients, medical knowledge, and practice styles. Although women start medical school with more "humanistic...
Phosphorylation of complement factor C3 in vivo.
Complement factor C3, the central protein of the complement system, was found to be phosphorylated both in EDTA- and heparin-anticoagulated whole blood and in coagulating blood. Complement S protein...
Drosophila mitochondrial DNA: a novel gene order.
Clary, D O, Goddard, J M, Martin, S C, Fauron, C M, Wolstenholme, D R
Part of the replication origin-containing A+T-rich region of the Drosophila yakuba mtDNA molecule and segments on either side of this region have been sequenced, and the genes within them identified....
Martin, S C, Yule, D I, Dunne, M J, Gallacher, D V, Petersen, O H
The effects of arginine-vasopressin (AVP) (0.01-1 microM) on membrane potential, [Ca2+]i and ATP-sensitive potassium channels have been studied in the insulin-secreting cell line RINm5F. In whole...
Taking care of patients--does it matter whether the physician is a woman?
Arnold, R M, Martin, S C, Parker, R M
Researchers have recently begun to compare male and female physicians' attitudes toward patients, medical knowledge, and practice styles. Although women start medical school with more "humanistic...
Phosphorylation of complement factor C3 in vivo.
Complement factor C3, the central protein of the complement system, was found to be phosphorylated both in EDTA- and heparin-anticoagulated whole blood and in coagulating blood. Complement S protein...
Cardiovascular risk assessment in patients with retinal vein occlusion
Martin, S C, Butcher, A, Martin, N, Farmer, J, Dobson, P M, Bartlett, W A, ...
Aim: Patients with retinal vein occlusions (RVO) are at increased risk of cardiovascular disease (CVD). The risk of future CVD was determined using the Framingham algorithm and this risk estimate was...
Activation by ATP of a P2U 'nucleotide' receptor in an exocrine cell.
Martin, S. C., Shuttleworth, T. J.
1. We employed the perforated patch whole-cell technique to investigate the effects of ATP and other related nucleotides on membrane conductances in avian exocrine salt gland cells. 2. ATP (10...