asteroza + light   225

Brain wave stimulation may improve Alzheimer’s symptoms | MIT News
40Hz light and sound pulses can fight Alzheimer's.

So now your doctor says go to a drum&bass show.

Untz Untz Untz
40Hz  light  sound  pulse  flicker  medicine  health  gamma  oscillation  alzheimers  treatment  research  external  stimulation 
6 weeks ago by asteroza
Polymath: Beamed propulsion doable now, and with it space solar power.
microLED's have parallel but non-coherent output, which may be servicable for use as a light beam source for beamed propulsion, aka laser launch
microLED  noncoherent  light  source  beamed  power  propulsion  space  research  technology  laser 
december 2018 by asteroza
Apollo: Immersive illumination on the App Store
Using depth field information to alter 2D pictures with new light sources. Neat hack/demo of the dual camera system
iPhone  app  software  3D  depth  field  postprocessing  variable  light  source 
may 2018 by asteroza
Introducing The New GEMINI 5K S35 Sensor
Originally limited to 5 items, for a special space customer (allegedly Elon Musk), now available to any RED owner with the money
red  space  camera  sensor  imaging  5K  low  light  remote  sensing 
april 2018 by asteroza
Home - OliLight - Your trusty companion!
Wearable LED lamp belt is kinda nice, not sure you really need the other safety features though...
safety  camping  wearable  LED  lamp  light  belt  hardware  electronics  devices  lighting  kickstarter 
february 2018 by asteroza
Far-UVC light: A new tool to control the spread of airborne-mediated microbial diseases | Scientific Reports
Interesting results. Far-UVC ultraviolet light at particular intensities appear to be antimicrobial in public settings without being an immediate human health hazard.
far  ultraviolet  far-UVC  light  medicine  health  antimicrobial  lighting  hardware  electronics  devices 
february 2018 by asteroza
Phys. Rev. B 96, 165431 (2017) - Dynamically tunable extraordinary light absorption in monolayer graphene
stamping graphene into an optical well surface to up light absorption, possibly dynamically tunable wavelength absorption by changing optical well shape/size
optics  materials  science  research  technology  graphene  stamp  stamping  microstamping  nanostamping  nanostructure  light  absorber 
january 2018 by asteroza
IMALENT LED flashlight
A flashlight with the nickname "End of Darkness" is kinda terrifying...
LED  flashlight  light  high  power  output  camping  survival 
january 2018 by asteroza
Phys. Rev. Lett. 106, 162501 (2011) - Proposal for a Nuclear Gamma-Ray Laser of Optical Range
Interesting concept for an externally pumped nuclear gamma ray/vacuum UV optical range laser
nuclear  physics  research  gamma  ray  nucleon  light  optical  UV  laser 
november 2017 by asteroza
New Luminous Material Can Store LED Light - Nikkei Technology Online
So normal luminescent stuff needs UV light to charge, which LED's don't provide, so need something new
luminescence  luminescent  materials  science  research  technology  UV  light  recharge  Delicious 
may 2017 by asteroza
Harvesting Hydrogen Gas from Air Pollutants with an Unbiased Gas Phase Photoelec...
Uses light, air, and organic pollutants to create hydrogen gas and clean the air apparently. Works better without oxygen, but does work with ambient air and light only.
photoelectrochemical  cell  titanium  oxide  photoanode  hydrogen  gas  production  light  solar  green  energy  air  pollution  synfuel  Delicious 
may 2017 by asteroza
Systematic Variation of the Optical Bandgap in Titanium Based Isoreticular Metal...
They found MOF's that can operate as photocatalysts to breakdown CO2, so potentially workable as an artificial photosynthesis path
MOF  artificial  photosythesis  CO2  breakdown  photocatalyst  blue  light  solar  fuel  synfuel  green  energy  materials  science  research  technology  Delicious 
april 2017 by asteroza
Ketra |
Super fancypants LED lights, that self monitor and self correct their color output, and hook into BEMS setups.
enterprise  light  illumination  control  LED  lighting  Delicious 
february 2017 by asteroza
Photonic multilayer structure of Begonia chloroplasts enhances photosynthetic ef...
Apparently this plant has highly ordered thylakoid tower structure choloroplasts resembling a multilayer photonic crystal, thus implementing slow light techniques to capture more green and red light.
photonic  crystal  high  order  ordered  thylakoid  chloroplast  multilayer  solar  power  biology  physics  slow  light  materials  science  research  photosynthesis  structure  photochemical  propagation  capture  photochemistry  Delicious 
october 2016 by asteroza
LightCense | Visual Identification System for Drones / UASs
Some sort of light code (not quite morse if colors are involved) for broadcasting drone ID
LED  light  signal  UAV  drone  ID  identification  transmit  hardware  electronics  devices  safety  code  broadcast  optical  semaphore  Delicious 
july 2016 by asteroza
151008_eng_pr.pdf
Frequency reducer/converter, shifting UV to red/IR, using chameleon luminophores, which can increases solar PV cell efficiency by 2%
japan  materials  science  research  technology  UV  solar  light  frequency  converter  chameleon  luminophore  Delicious 
june 2016 by asteroza
Efficient plasmonic emission by the quantum Cerenkov effect from hot carriers in...
Using electric driven "optic booms" to make light from electricity via plasmons. Sorta like constructive interference from sonic booms.
graphene  optics  physics  materials  science  research  technology  electric  optical  boom  light  plasmon  Delicious 
june 2016 by asteroza
OSA | Total absorption of visible light in ultrathin weakly absorbing semiconductor gratings
Conventional semiconductor gratings can absorb IR much more than thought by adjusting grating size. Looks applicable to nightvision and other optics (solar thermal?)
NIR  IR  visible  light  absorption  semiconductor  grating  materials  science  optics  research  technology  Delicious 
may 2016 by asteroza
f.lux
Light hue controller for rooted phones, to better fit human wake/sleep cycles
F.lux  blue  light  control  android  app  software  root  hue  Delicious 
may 2016 by asteroza
Shooting stars. On demand. The Future of Entertainment in Space. ALE Co., Ltd.
These people want to put on an artificial meteor shower for outdoor events, via a smallsat ejecting doped reentry bodies.
artificial  meteor  meteroid  shower  entertainment  light  show  service  space  startup  lightshow  smallsat  fireworks  reentry  Delicious 
may 2016 by asteroza
Solar photothermochemical alkane reverse combustion
So high light/pressure/temperature reactor with TiO2 catalyst does a one step conversion of water and CO2 to liquid hydrocarbons.
liquid  hydrocarbon  synfuel  production  photothermochemical  tandem  photochemical  thermochemical  photocatalytic  photocatalyst  alkane  reverse  combustion  UV  light  heat  pressure  titanium  dioxoide  catalyst  water  CO2  cracking  materials  science  research  technology  solar  synthetic  fuel  Delicious 
february 2016 by asteroza
A shape-anisotropic reflective polarizer in a stomatopod crustacean : Scientific Reports
Mantis shrimp have optical structures that manipulate light across the structure rather than by depth in conventional polarizers, allowing polarized optical communication.
shrimp  optical  communication  biomimicry  light  polarizer  structure  physics  materials  science  research  technology  biology  tuned  biophotonic  photonic  Delicious 
february 2016 by asteroza
Polarized 3D - Achuta Kadambi - MIT Media Lab
Uses two 3D imaging techniques to offset the negatives of each technique, depth field and obliqueness, to gain increased resolution.
polarized  light  depth  field  high  resolution  3D  scanning  algorithm  machine  computer  vision  research  technology  Delicious 
december 2015 by asteroza
ePint
Hrm, something like this, but lights up when you need a refill seems like a more sellable idea...
illuminated  mug  cup  glass  pint  hardware  electronics  devices  beverage  indicator  light  Delicious 
october 2015 by asteroza
Russia May Introduce Glonass-Based Navigation System for Light Aircraft / Sputnik International
Hrm, those multi-constellation type GPS chips used in phones have GLONASS, so simply extending that supply chain to GA ADS-B transponders then?
GNSS  GLONASS  ADS-B  general  aviation  light  aircraft  transponder  hardware  electronics  devices  Delicious 
august 2015 by asteroza
Enhanced photovoltaics inspired by the fovea centralis : Scientific Reports : Nature Publishing Group
Interesting nanostructure research to improve solar cell efficiency by improving light capture. The takeaway is that straight right cylinder nanowires actually perform worse than nanowires with uneven shapes, one extreme being a nanofunnel (wouldn't this be more like a cone or frustrum though?)
silicon  nanofunnel  microfunnel  funnel  structure  nanostructure  surface  plasmon  light  trap  solar  cell  materials  science  physics  research  technology  nanotechnology  nanowire  Delicious 
february 2015 by asteroza
CoeLux - Experience the sky
apparently uses properties similar to true atmosphere to get the blue sky and more natural light spectrum.
artificial  skylight  interior  lighting  architecture  design  home  house  building  sunlight  light  Delicious 
february 2015 by asteroza
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