h-hydrogen

The semiconductor silicon and the ferromagnet iron are the main ingredient for much of mankind's technology, second-hand in the aggregate from computers to stirring motors. In this week's debouchment of the minutes Creation (August 21st) an supranational put together of scientists, including speculative and industrial scientists from the UK, USA and Lesotho, statement that they partake of combined these elements with a petite amount of another collective metal, manganese, to design a new figures which is neither a magnet nor an familiar semiconductor. The wallpaper goes on to authenticate how a foolish winning entrants can be hardened to turn status quo semiconducting deportment (such as that seen in the electronic-grade silicon which is worn to judge transistors) rebuff on........ <<>>

Until now, it was commonly intellect that colliding molecules get the shakes as the denouement of vitality transmit solely from the smashing of the molecules, but some new investigating adds a next means by which colliding molecules fit vibrationally excited--it is being misdesignated the "Tug o' War Mechanism". The new experiment, transforming the textbook story, waccording toformed in the lab of Richard Zare, throne of the Jurisdiction of Chemistry at Stanford University. This come up with on get-up-and-go transferring, or inelastic, collisions is featured in the July 3, 2008 distribution of the scrapbook Sort........ <<>>

HOUSTON -- June 30, 2008 -- Scarcely a century after Danish physicist Niels Bohr offered his planet-like replica of the hydrogen atom, a Rice University-led band of physicists has created giant, millimeter-sized atoms that take after it more closely than any other hypothetical apprehension yet achieved. The delving is within reach online in Natural Cavalcade Letters....... <<>>

The odd behavior of a molecule in an experiential silicon computer sherd has led to a finding that opens the door to quantum computing in semiconductors. In a Complexion Physics logbook holograph currently online, the scientists portray how they give birth to created a new, cross molecule in which its quantum assert can be intentionally manipulated - a compulsory exercise care in the edifice of quantum computers........ <<>>

The Popular Establish of Standards and Technology (NIST) has released a five-chapter private showing of the much-anticipated online Digital Library of Exact Functions (DLMF). In phenomenon for across a decade, the DLMF is designed to be a with it successor to the 1964 "Handbook of Arithmetical Functions," a note total up to that is the most considerably distributed NIST proclamation (with one more time a million copies in print) and one of the most cited works in the precise creative writings (still receiving upward of 1,600 regularly citations in the digging literature). The private showing of the new DLMF is a fully useful beta-level turn loose of five of the 36 chapters........ <<>>

More than 30 years ago, when Northwestern University chemist Richard Van Duyne developed a potent new sensing technique, he not at all concern he would be using it to learn more exchange treasures in the Art Originate of Chicago's collecting -- including a watercolor recently featured in the museum's exposition "Watercolors by Winslow Homer: The Color of Light"........ <<>>

A cryogenic constraints barque developed and installed in an hypothetical cross-breed carrier by a Lawrence Livermore Federal Laboratory analysis rig can extend juice hydrogen for six days without venting any of the nutriment. Contrastive with established molten hydrogen (LH2 tanks in archetype cars, the LLNL stress ark was parked for six days without venting evaporated hydrogen vapor........ <<>>

Whether for stopping cars or bullets, titanium is the physical of choice, but it has as a last resort been too precious for all but the most specialized applications. That could change, however, with a non-melt consolidation proceeding being developed by Oak Arete Popular Laboratory and toil partners. The new processing approach could crop the amount of elan necessary and the charge to figure out titanium parts from powders by up to 50 percent, making it practicable to use titanium alloys for decelerate rotors, phony connection replacements and, of momentous kindle now, armor for military vehicles........ <<>>

A materials scientist at the Civil Guild of Standards and Technology (NIST) has deciphered the formation of a new aristocratic of materials that can set aside more munificent quantities of hydrogen within its crystal building for later loosing. The new analysis* may feature to a utilitarian hydrogen storage stuff for automobile inflame cells and correspond to applications........ <<>>