Archive for May 2009
You are browsing the archives of 2009 May.
NASA announces members of Human Space Flight Review Committee
During the course of the review, the panel will examine ongoing and planned NASA development activities and potential alternatives in order to present options for advancing a safe, innovative, affordable, and sustainable human space flight program following the space shuttle’s retirement.
Previous Stories
- Centaurus A (NGC 5128)
- Low-temperature time-resolved cathodoluminescence study of exciton dynamics involving basal stacking faults in a-plane GaN
- Relativistic plasma shutter for ultraintense laser pulses
- Photoalignment effect in a liquid-crystal film doped with nanoparticles and azo-dye
- Integrated continuum-atomistic modeling of nonthermal ablation of gold nanofilms by femtosecond lasers
- Two-photon induced amplified spontaneous emission from needlelike triphenylamine-containing derivative crystals with low threshold
- Improving the Dialogue with Society on Scientific Issues
- 50-year-old planet-hunting method nabs its first planet
- World’s largest solar telescope now operational
- Ghost remains after black hole eruption
- Ghost remains after black-hole eruption
- An exploding star in an “exploding galaxy”
- Symmetry breaking in metallic cut wire pairs metamaterials for negative refractive index
- Direct and wavelength modulation spectroscopy using a cw external cavity quantum cascade laser
- Maskless multibeam laser irradiation enables large-area nanostructure fabrication
- Maskless multibeam laser irradiation enables large-area nanostructure fabrication
- Optimizing lithographic techniques with predictive modeling
- Optimizing lithographic techniques with predictive modeling
- New International Space Station crew launches from Kazakhstan
- XMM-Newton takes astronomers to a black hole’s edge
- 4.5 [mu]m wavelength vertical external cavity surface emitting laser operating above room temperature
- Iceland needs sharper focus on research and education for successful innovation-led recovery
- Most efficient spectrograph to shoot the southern skies
- NASA’s space shuttle returns to Earth after Hubble mission
- Spectral and spatial investigation of midinfrared surface waves on a plasmonic grating
- Rabi oscillations in semiconductor quantum dots revisited: Influence of LO-phonon collisions
- Midwave infrared InAs/GaSb strained layer superlattice hole avalanche photodiode
- Ultralow dark current Ge/Si(100) photodiodes with low thermal budget
- Highly temperature insensitive, deep-well 4.8 [mu]m emitting quantum cascade semiconductor lasers
- NASA details plans for lunar exploration robotic missions
- Opportunity rover sees variable environmental history at martian crater
- Single-mode operation of a high-brightness narrow-band single-photon source
- Generation of controllable nondiffracting beams using multimode optical fibers
- Theoretical investigation on polarization control of semipolar-oriented InGaN quantum-well emission using (Al)InGaN alloy substrates
- Many-body effects on terahertz quantum well detectors
- “Missing link” revealing fast-spinning pulsar mysteries
- NASA study shows asteroid impacts may have accelerated life on Earth
- Hubble servicing crew set to return to Earth Friday
- Auger recombination rates in nitrides from first principles
- High-reflectivity broadband distributed Bragg reflector lattice matched to ZnTe
- Enhanced photoluminescence of heavily n-doped germanium
- NASA tests largest rocket parachutes ever for Ares I
- Giant galaxy M87 finally sized up
- Enhancement of light absorption in a quantum well by surface plasmon polariton
- Reduced divergence angle of photonic crystal vertical-cavity surface-emitting laser
- Backside observation of large-scale integrated circuits with multilayered interconnections using laser terahertz emission microscope
- Gigantic enhancement in response and reset time of ZnO UV nanosensor by utilizing Schottky contact and surface functionalization
- Enhanced quantum efficiency of Ge solar cells by a two-dimensional photonic crystal nanostructured surface
- Metal organic frameworks for chemical recognition
- Organizing electroactive materials for organic solar cells
- Cosmology’s best standard candles get even better
- Rover Spirit embedded in martian soil
- Symmetric dark hole generation using enhanced high-contrast imaging techniques
- CSA Short Courses at CEC/ICMC
- Fourth International Accelerator School for Linear Colliders
- ISC 09 International Supercomputing Conference
- Electromagnetic Interactions with Nucleons and Nuclei, EINN 2009
- Fifth and final spacewalk of Hubble Servicing Mission underway
- Spitzer begins warm mission
- Catastrophic optical mirror damage in diode lasers monitored during single-pulse operation
- Twisted-nematic liquid-crystal displays with small grayscale inversion and wide viewing angle
- Multipurpose integrated active contact lenses
- Astronauts conduct second Hubble spacewalk
- Kepler’s planet-hunt begins
- Growth of silver nanoparticles of variable and controlled diameter in silica-based and soda-lime glasses by simultaneous continuous ultraviolet irradiation and heat treatment
- Experimental characterization of three-wave mixing in a multimode nonlinear KTiOPO waveguide
- Microwave analog to light scattering measurements on a fully characterized complex aggregate
- Towards designing the form and function of 2D molecular systems
- Integrating optical sensing into lab-on-a-chip systems
- ESA’s Herschel and Planck missions launch
- Atlantis crew conducts first spacewalk
- Plasmon-based photosensors comprising a very thin semiconducting region
- Shuttle Atlantis crew captures Hubble
- Spitzer catches star cooking up comet crystals
- Novel texturing of tri-crystalline silicon surfaces
- Soft ground puts Spirit in danger despite daily energy gain
- Soft ground puts Spirit in danger despite gain in daily energy
- Terahertz localized plasmonic properties of subwavelength ring and coaxial geometries
- Probability density optical tomography of confined quasiparticles in a semiconductor microcavity
- Electroluminescent measurement of the internal quantum efficiency of light emitting diodes
- Space shuttle Atlantis heads to Hubble
- Toward photonic crystal based spatial filters with wide angle ranges of total transmission
- Growth of AlGaN/GaN/AlGaN double heterojunction field-effect transistors and the observation of a compositional pulling effect
- The optical assembly of nanoparticles
- Hubble to receive high-tech James Webb Space Telescope technology
- Optical isolation based on nonreciprocal phase shift induced by interband photonic transitions
- Demonstration of high-Q (>8600) three-dimensional photonic crystal nanocavity embedding quantum dots
- Nanopatterning by solid-state dewetting on reconstructed ceramic surfaces
- A simple cross-correlation technique between infrared and hard x-ray pulses
- Refined Hubble constant narrows possible explanations for dark energy
- NASA to make final Hubble Space Telescope service call
- Stimulated terahertz emission due to electronic Raman scattering in silicon
- First two ALMA antennas linked successfully
- Spitzer Telescope warms up to new career
- Phase-matched emission of few high-harmonic orders from a helium gas cell
- The perfect absorber
- Herschel and Planck missions to study cosmos share ride to space
- Fermi explores high-energy “space invaders”
- Experimental observation of mode-selective anticrossing in surface-plasmon-coupled metal nanoparticle arrays
- Parametric amplification in GaAs/AlOx waveguide
- Surface plasmon resonances of optical antenna atomic force microscope tips