NASA Tech Briefs

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Articles in Jun 2001 issue of NASA Tech Briefs

• Black jack GPS receiver
  by Meehan, Thomas
• Aliphatic ester electrolyte additives for lithium-ion cells
  by Smart, Marshall
• Digitally programmable analog membership-function circuits
  by Thomas, Tyson
• Photonics file
• Software for monitoring and controlling DSN operations
  by Bokor, Eva
• Alternative engineering: How virtual reality and simulation are changing design and analysis
• Regenerative pseudonoise ranging
  by Berner, Jeff
• Program for simulating rotor dynamics on personal computers
  by Fleming, David P
• Ethyl methyl carbonate as a cosolvent for lithium-ion cells
  by Smart, Marshall
• Model of pyrolysis of biomass in a fluidized-bed reactor
  by Bellan, Josette
• New on the Web
• Automated generation of reports of mars rover operations
  by Backes, Paul
• Reader forum
• Polarization recycling for lighting LCDs more efficiently
  by Wang, Yu
• Integrated capacitive wheel-contact sensors
  by Scott, R
• Filled skutterudites as thermoelectric materials
  by Fleurial, Jean-Pierre
• Expendable composite-layup dies rapid-prototype masters
  by Clark, Robert E
• Generating maps of the ionosphere from GPS measurements
  by Lindqwister, Ulf J
• Adaptive focal-plane detector arrays for optical communications
  by Vilnrotter, Victor
• Biomorphic analog pulse-coupled neural circuits
  by Thomas, Tyson
• Power struggle
• Rechargeable li-ion cells containing TiS2 anodes
  by Sakamoto, Jeffrey
• Pressure sensor based on measured of vibration damping
  by Gutierrez, Roman C
• Microelectromechanical sensors based on magnetoresistance
  by Olivas, John D
• Pyramid-shape light coupler for mulit-quantum-well photodectors
  by Gunapala, Sarath
• Weighing scales based on low-power strain-gauge circuits
  by Jackson, Shannon P
• Hot stuff
• Packages of circuitry for controlling a robotic vehicle
  by Park, Sung
• Hot dielectrics as light sources for TPV devices and lasers
  by DeShazer, L G
• Spin bearings
  by Vranish, John M
• Understanding rolling ring linear actuators
  by Wilson, Mark
• Fiber-optic transducer for distributed sensing of volatiles: An optical nose
  by Ponce, Adrian
• many facets of raman spectroscopy, The
• System for delivering gas samples to multiple instruments
  by Davis, Barry
• Novel radiator for a space suit
  by Copeland, Robert J
• Lithium alkoxide electrolyte additives for lithium-ion cells
  by Smart, Marshall
• Atmosphic source of atomic oxygen for cleaning paintings
  by Banks, Bruce A
• Punches and dies for rounding corners of metal sheets
  by Wachsman, Cecil L
• Anna McGowan, Morphing Project Program manager, Langley Research Center
• General-purpose wavelet program
  by Bruce, Andrew
• Capacitive sensor for measuring level of liquid nitrogen
  by Roth, Tim E
• Noise-reducing slots in quantum-well infrared photodectors
  by Gunapala, Sarath
• Product of the month
• Two-axis scanning mirror in a small package
  by Kennedy, Brett
• Rare-earth optical temperature sensors
  by Chubb, Donald L