First photons, atoms and molecules. Now physicists want to create a quantum superposition of a virus, which will allow them to perform Schrodinger's Cat experiment for real.
With the aims of reducing energy wastage and improving distribution-network stability, regulatory authorities within the EU and US have been steadily introducing a series of measures that power-supply and equipment designers must consider. In the first instance, these measures specifically target no-load consumption and conversion efficiency for external power supplies of up to 250 W
Why the days of the dedicated music player have come and gone.
With an 11-ns Reverse Recovery Time and a Forward Voltage Drop of 2.1 V, the 8S2TH06I-M FRED Pt 600-V Hyperfast tandem rectifier from Vishay reduces losses in high-efficiency continuous current mode (CCM) power factor correction (PFC) applications by as much as 22 %.
Wireless power interoperability marked an important milestone with the 31 July 2009 release of 0.95 specifications of Qi, the Wireless Power Consortium’s “WPC” international standard in wireless power. This interoperability means that all Qi power receivers can be powered and charged with all Qi transmitters.
Twitter, the fast-growing microblogging site now seeking ways to make money, expanded its terms for users on Thursday to allow advertisers to reach the Internet site's more than 45 million monthly visitors.
Motorola unveiled on Thursday the first of many cellphones to be developed in partnership with Google, but analysts questioned if it could revive the once-dominant handset maker's fortunes. Wall Street sees the phones as Motorola's last big hope to regain the market share lost to rivals like Apple Inc, Nokia and Samsung. Analysts were
Time Inc.’s InStyle magazine is taking the wave of 3-D technology in magazines to the next level. For its December holiday gift guide issue, the magazine is using “augmented reality” technology to make some advertisements three dimensional.
Rich countries must commit to deeper cuts in greenhouse gas emissions if they want China and India to sign onto an accord to curb global warming, the top U.N. climate official said Friday. "We need to see that leadership from rich countries," said Yvo de Boer, executive secretary of the U.N. Climate Change Secretariat, at the World Economic Forum. "Without rich country leadership, we will not get developing country engagement."
Ford said Thursday it backs federal legislation pressuring states to ban texting while driving in an effort to reduce driver distractions that could lead to accidents. In a statement, Ford safety executive Sue Cischke cited research that shows drivers who take their eyes off the road for extended periods increase the risk of accidents. That includes drivers who send text messages on hand-held devices while on the road.
Some of the world's most prominent technology companies are offering suggestions to publishers on how they can charge readers for news online. IBM Corp., Microsoft Corp., Oracle Corp. and Google Inc. - a company some newspapers blame for helping dig their financial hole - responded to a request by the Newspaper Association of America for proposals on ways to easily charge for news on the Web.
You can find brushless-DC motors in appliances, medical instruments, and industrial equipment because they offer advantages over their brushed-DC-motor siblings. But before you can use a brushless-DC (BLDC) motor you need to understand how it works.
Purportedly featuring the industry's most accurate real-time PRBS23 jitter testing, the Infiniium 2.01 software release (for the 90000 Series oscilloscopes) from Agilent addresses high-speed serial data links, such as USB, SATA, or PCI Express(r). Included is support for InfiniiSim waveform translation toolset software (N5465A and N5466A).
With a 4:1 input range (9 VDC to 36 VDC or 18 VDC to 72 VDC), the URB_LD-15W Series of DC/DC converters from Mornsun is intended for industrial and communications applications. With efficiencies of up to 85 percent, the converters feature typical load regulation of ±0.5% and line regulation of ±0.2%.
All Sensors Corporation has announced the release of its ½ inH2O Full Scale Millivolt Output Pressure Sensor. Obtaining a half-inch measurement from a millivolt device has become possible using the company’s CoBeam2 Technology. The half-inch device offers twice the