... reveals that this slippery behavior comes from passivation of atomic bonds at the diamond surface that were broken during ... and not from the diamond turning into its more stable form, graphite. The bonds are passivated by dissociative adsorption of water molecules ...
... mercury vapor the most effectively. The selenium atoms bond with the mercury atoms to form mercury selenide (HgSe), a stable, benign nanoparticle compound, Hurt ...
... gas of ultracold molecules—two different atoms bonded together—that are both stable and capable ... combined potassium and rubidium, which are different classes of atoms (a slightly negative fermion and a slightly positive ...
... stress and strain in semiconductors and other devices is caused by atoms in the crystal lattice being compressed or stretched out of their preferred ... minute shifts in the frequency of photons that interact with the atomic bonds in the crystal—shifts that change depending ...
Unlike most other substances, water expands when it freezes. This is due to its unique molecular structure, where one oxygen atom bonds with two hydrogen atoms.
... processes, such as adsorption, nucleation and atom bonding. These processes are important in the study of reactivity and catalysis. During ... the two parts of the island were connected, suggesting that atom bonding is easier on the four-layer islands ...
... technology and for use in solar photovoltaic electrical power generation." Graphene, an atom-thick layer of carbon atoms bonded to one another in a "chickenwire" arrangement of hexagons, holds great ...
High-resolution AFM technique makes even hydrogen atom positions visible.
... warming. They found that molecules containing several fluorine atoms tend to be strong greenhouse gases, compared ... time that molecules containing several fluorine atoms bonded to the same carbon increase their radiative ...
... , H2O, which represents two hydrogen atoms bonded to one oxygen atom, this discovery was a source of great ... of particles, mostly protons, which are positively charged hydrogen atoms. On Earth, the atmosphere and magnetism prevent us ...
... pressure, through a compound made up of two tin atoms bonded to each other and also to rings of carbon ... known biological molecules include a tin atom. There could be implications for industrial catalysis if similar behavior ...
... molecules, each consisting of two different atoms bonded together (see www.nist ... they may offer more diverse insights and applications than ultracold atoms, which scientists have deftly manipulated for more than 20 years ... chemical reactions in which the molecules must have exchanged atoms, broken chemical bonds, and forged new ...
... and interact with each other. They found that an unusual arrangement of hydrogen bonds--the "glue" that stabilizes the beta-sheet crystals ... without breaking--results from this peculiar arrangement of atomic bonds. They say controlling the size of the area in which hydrogen ...
... enough heat to the lattice, and some of those oxygen atoms bond with hydrogen atoms, which can be removed as water. But some oxygen ... , is to introduce hydrogen where the oxygen atoms have bonded with the carbon atoms and formed the larger holes ...
... in space, but for years they eluded researchers. The carbon atoms in buckyballs are arranged in a three-dimensional spherical ... them a soccer ball-like appearance, with the atomic bonds creating an alternating pattern of hexagons ...
