NASA Tech Briefs

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Articles in Jan 2001 issue of NASA Tech Briefs

• Communications technology
• Laser-induced rotation of a levitated sample in a vacuum
  by Rhim, Won-Kyu
• Improved formulation and deposition of ablative insulation
  by Lester, Carl N
• Flow-concentrating supersonic gas/liquid nozzles
  by Caimi, Raoul E
• Holographic circle-to-point converter
  by Scott, Vibart Stan
• Lightweight composite-material tanks for cryogenic liquids
  by DeLay, Thomas K
• Advanced rigid/inflatable spacecraft habitation module
  by Schneider, William C
• Remote sensing of electric fields in clouds
  by Walter, Steven J
• A lightweight ambulatory physiological monitoring system
  by Cowings, Patricia
• Mirror structures made of pyrolytic graphite
  by Williams, Brian E
• Better packaging for miniature immersible diagnostic systems
  by Lin, Gisela
• Power amplifier with 9 to 13 dB of gain from 65 to 146 GHz
  by Samoska, Lorene
• Petents
• Nonvolatile holographic storage in doubly doped LiNbO(3)
  by Buse, Karsten
• Magnetostrictively actuated valves for cryosurgical probes
  by Dooley, Jennifer
• Traveling-wave photomixer with angle-tuned phase matching
  by Wyss, Rolf
• SmartSketch LE Version 3
  by Ross, Steven S
• Web-based technology distributes lean models
• Normally closed, piezoelectrically actuated microvalve
  by Chakraborty, Indrani
• Improvements in a lightning-measuring instrument
  by Medelius, Pedro J
• Using laser rangefinders to align two structures
  by Burris, Donald E
• A "model" of interactive engineering
• Wireless-communication headset subsystem to enhance signaling
  by Seibert, Marc
• Ultrasonic/sonic drill/corers with integrated sensors
  by Bar-Cohen, Yoseph
• Reader forum
• Software guides aeroelastic-systems design
  by Carlson, H A
• Product of the month
• Designing for optimum response in a pushbroom spectrometer
  by Mouroulis, Pantazis
• Postprocessing software for micromechanics analysis code
  by Goldberg, Robert K
• Who's who at NASA: Julie Holland, director, NASA Commercialization Center, California State Polytechnic University
• Broad-band, noninvasive radio-frequency current probe
  by Sutton, John F
• Tailoring cores of optical fibers by a sol-gel method
  by Shaw, Harry C
• Optical surfaces based on arrays of microscopic pillars
  by Hartley, Frank
• Slide-staining system for microgravity or gravity
  by Feeback, Daniel L
• Humidity interlock for protecting a cooled laser crystal
  by Esproles, Carlos
• Parabolic membrane-thickness variation of inflatable mirror
  by Meinel, Aden
• Submillimeter-wave image sensor
  by Siegel, Peter
• Compact, low-power, low-voltage laser ignition system
  by Duncan, David B