LANL Roadrunner Models Nonlinear Physics Of High-power Lasers Nov 1, 2009
Energy loss from laser reflectivity depends on laser intensity. This behavior has been observed in Roadrunner simulations and experiments using the Trident Laser at Los Alamos. (Science Daily)
English wine gets help from space Oct 31, 2009
The satellite measures a vineyard's reflectivity in a number of colours in the visible and infrared ... The system relies on the fact that reflectivity at different wavelengths can give information both about the vines' foliage and the soil in which they are growing. (BBC News -- UK)
'Albedo Yachts' and Marine Clouds: A Cure for Climate Change? Oct 22, 2009
SHIP TRACKS: Could ships spraying sea mist to boost cloud reflectivity cure climate change ... Enter "marine cloud brightening," a geoengineering scheme that would increase cloud reflectivity over the ocean by spraying them with an ultrafine saltwater mist from ships. (Scientific American)
Lenovo adds a touch of simplicity to ThinkPads Sep 18, 2009
2% reflectivity and wide viewing angle. The screen is coated with a thin antireflective layer to provide crisp and bright images that can easily be seen indoors or outdoors. (The Star Online, Malaysia -- Technology)
Lenovo Adds Touch Capability, Outdoor LCD to ThinkPads Sep 16, 2009
Lenovo s outdoor screen combines an extra-bright 400-nit LCD with a unique coating that features a lower reflectivity quotient than typical notebook panels: just 1. 2 percent, versus four percent to eight percent for standard LCD screens. (SmallBusinessComputing)
Water quality in orbit Sep 14, 2009
Porter says the device was developed to measure the reflectivity or gloss, and thus the quality, of finishes such as automotive paint, industrial surfaces, stainless steel and decorative metals. Each handheld device two are in the kit taken to the space station weighs 1. (EurekAlert!)
Harrabin's Notes Sep 5, 2009
One particularly controversial priority of the panel is is research into "cloud whitening", which involves spaying tiny droplets of water into ocean clouds in order to increase their reflectivity. The UK Met Office says this could disturb regional weather systems. (BBC News -- Science)
Earth experiment could buy time Sep 2, 2009
Page last updated at 09:10 GMT, Tuesday, 1 September 2009 10:10 UK. Earth experiment could buy precious time. (BBC News -- Science)
Nuclear Fusion Research Key To Advancing Computer Chips Aug 25, 2009
However, plasma condenses on the mirrors, reducing their reflectivity and limiting the efficiency of the process. "We are trying to help find innovative ways of producing these photons, optimizing the production and mitigating the effects of the plasma on the mirrors," Hassanein said. (Science Daily)
Controlling The Electronic Surface Properties Of A Material Jul 21, 2009
This allows direct access to the properties of the material which are dependent on the electronic structure, such as conductivity, reflectivity and surface catalysis properties. This will lead to the emergence of new materials with adjustable electronic properties. (Science Daily)
Could White Roofs Paint Greener Future? Jul 13, 2009
5 And not all roofs are black, but say reflectivity is cut by half (really generous) ... 05% reduction in reflectivity in the US Remember we're talking globally here, and earth's 8500 mile diameter disk is more than 56 million square miles so redo the first part, 6833 sq mi of roof divided by 56 mil sq mi instead equals 0 ... Sorry, not 'reduction' in reflectivity, 'increase' in reflectivity OR reduction in energy trapped. (CBS News -- Sci/Tech)
Paperless Books: E-Paper Makes Headway Jul 11, 2009
Lead researcher Jason Heikenfeld says the display can create 1,000 colors, reflects about 55 percent of ambient light and could reach 85 percent reflectivity. Today s commercial readers, which use a different screen technology, reflect about 40 percent of ambient light and become even dimmer when showing color images because filters must be added. (Scientific American)
Still no word on I-19 sign project Jul 5, 2009
7 million sign replacement project aimed at improving reflectivity in October 2007 on Interstate 10 from Craycroft Road to Willcox, Ritter said. Elsewhere in the state, sign construction projects are under way on Interstate 8 from Dateland to Gila Bend and on State Route 143 in Phoenix. (Green Valley News & Sun, AZ)
Don't treat C02 as a pollutant (The Christian Science Monitor) Jun 24, 2009
And how do you propose to regulate Earth's temperature when as much as three-quarters of the variability is due to variations in solar activity, with the remaining one-quarter due to changes in Earth's orbit, axis, and albedo (reflectivity). This truly is "mission impossible." Mankind can no more regulate Earth's temperature than it can the tides. (Yahoo News -- Technology)
Green Roofs to be Mandatory on New Toronto Buildings Jun 23, 2009
5 to two degrees C. The study said green roofs would result in improved air quality, and more energy savings from better solar reflectivity and insulation. Green roofs include a waterproof membrane, layers for root resistance, drainage and a filter, a growing medium and vegetation. (RealtyTimes)
* Sollink set to ship new handset displays Jun 16, 2009
The displays nature-based design results in low energy consumption and high reflectivity, offering consumers extended battery life and superior outdoor visibility, Sollink said. A mirasol display consumes 40 percent less energy than a comparable liquid-crystal display, it said. (Taipei Times, Taiwan -- Sports)
Atlanta Roofer Blasts Obama Energy Adviser on Proposal to Paint Roofs White to Slow Global Warming May 30, 2009
" KTM also points out an additional dilemma around materials used. Specifically , which is the roofing material used to cover about 80% of all residential homes in the United States cannot be sufficiently painted to last for extended periods of time. Essentially the choice color of your asphalt shingle roof is limited to whatever color shingle you pick out during installation. Paint has a difficult time sticking to an asphalt roof. In addition, painting an asphalt roof will cause the paint to... (Yahoo News -- Press Releases)
'PAINT ALL ROOFS WHITE TO STOP GLOBAL WARMING'... May 28, 2009
" Yes, on the "stupid scale" where all this administration seeks to do is redistribute wealth to make everyone the same. What a sad group we have leading us from DC. John on May 27, 2009 at 08:09 PM Great, now I have to powerwash the roof of my house every year? What's the cost of chemicals & electricity to do that? Simon on May 27, 2009 at 08:09 PM We'll be back to black roofs when they discover that were actually entering an ice age. Mr. Big on May 27, 2009 at 08:08 PM Neo Chicken Little...... (The Drudge Report)
EarthTalk Q&A: climate, peat and people May 21, 2009
According to the nonprofit Environmental Defense, some possible (natural) explanations include increased output from the sun, increased absorption of the suns heat due to a change in the Earths reflectivity, or a change in the internal climate system that transfers heat to the atmosphere. But scientists have not been able to validate any such reasons for the current warming trend, despite exhaustive efforts. (MSNBC -- Environment)
GE holographic disk said to top 500 Gbytes Apr 29, 2009
GE Global Research reports that is has succeeded in writing patterns on holographic disks that brighten their reflectivity by up to 200 times, enabling next-generation holographic disks that could store up to 500 Gbytes, or about 10 times the storage capability of Blu-ray video disks ... "We are creating chemical changes in microscopic patterns that will generate higher reflectivity when read by a low-power laser," said Brian Lawrence, manager of GE's Integrated Polymer Systems Lab (Niskayuna,... (EETimes)
Optical disc offers 500GB storage Apr 28, 2009
The challenge for this area of technology has been to increase the reflectivity of the holograms that are stored on the discs so that players can be used to both read and write to the discs ... The higher reflectivity that can be achieved, the more capacity for the disc. (BBC News -- Technology)
Is Global Warming a Myth? Apr 9, 2009
According to the nonprofit Environmental Defense, some possible (natural) explanations include increased output from the sun, increased absorption of the sun s heat due to a change in the Earth s reflectivity, or a change in the internal climate system that transfers heat to the atmosphere. But scientists have not been able to validate any such reasons for the current warming trend, despite exhaustive efforts. (Scientific American)
Aerosols May Drive A Significant Portion Of Arctic Warming Apr 9, 2009
The small particles also affect climate indirectly by seeding clouds and changing cloud properties, such as reflectivity ... 19, 2004) Atmospheric researchers have provided observational evidence that burning fossil fuels has a direct impact on the solar radiation reflectivity of clouds, thereby contributing to global climate. (Science Daily)
Alexandria Extrusion Company Announces Installation of ExtremEtch Anodizing Mar 15, 2009
Another valuable benefit is minimal reflectivity levels and reduced cosmetic defects ... Minimal reflectivity levels 4. (Yahoo News -- Press Releases)
Big ideas - tackling climate change needs big and bold solutions Mar 7, 2009
For a given option, the strength of the cooling effect is determined by the change in reflectivity applied, the area it is applied over, and the altitude of application. Air-cooled. (BBC News -- Science)
The Plain Truth About Glorious Carbon Dioxide Feb 28, 2009
" I have no argument with you on this point. Jim Beyer 2.21.09 James Carson, Point well taken. And yes, Voltaire's quip applies to everyone. Roger Arnold 2.21.09 Jeff, You're confusing energy and work. Energy in and energy out are ALWAYS equal; that's the first law of thermodynamics. "Energy can neither be created nor destroyed". (Well, that was pre-"E=mc^2", but it still holds if you're not dealing with matter-energy conversions.) It's WORK out that is always less than energy in; that's the 2nd... (Energy Pulse, CO)
Arctic's personal greenhouse turns up the heat Feb 19, 2009
The warming of the Arctic warming has been explained before as being due to a positive feedback loop: as , more of the dark ocean is exposed: the Arctic's reflectivity, or albedo, decreases ... "The results are consistent with earlier work," says of the US National Snow and Ice Data Center in Boulder, Colorado, suggesting that decreasing reflectivity was not the dominant factor driving Arctic warming. (New Scientist)
Qualcomm Moves mirasol Displays Into Smartphones With Inventec V112 Feb 16, 2009
" Based on reflective technology, Qualcomm's mirasol displays use significantly less energy than traditional displays. The display's nature-based design lends to low power consumption and high reflectivity, offering consumers extended battery life and superior outdoor visibility. The display's bistable nature allows for near-zero power usage in situations where the display image is unchanged. "It has been a successful year for Qualcomm's mirasol displays with the addition of several consumer... (PR Newswire)
Artificial Vision Used To Improve Recycling Of Electronic Scrap Metal Feb 13, 2009
These solutions can be based on the fact that each pure metal has a spectral reflectivity response which is unique to the element, some of the metals can be identified in the 380-740 nm visible spectrum (as in the case of lead and copper) and others outside this range. Unlike colour cameras, multi- and hyper-spectral systems can appreciate multiple bands, from ultraviolet to infrared, with very good resolution of up to 2. (Science Daily)
