symmetric donor
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Hydrogen bond — A hydrogen bond results from a dipole dipole force between an electronegative atom and a hydrogen atom bonded to nitrogen, oxygen or fluorine (thus the name hydrogen bond , which must not be confused with a covalent bond to hydrogen). The energy… … Wikipedia
Marcus theory — is a theory originally developed by Rudolph A. Marcus, starting in 1956, to explain the rates of electron transfer reactions – the rate at which an electron can move or jump from one chemical species (called the electron donor) to another (called … Wikipedia
Stem cell — Mouse embryonic st … Wikipedia
xenon — /zee non, zen on/, n. Chem. a heavy, colorless, chemically inactive, monatomic gaseous element used for filling radio, television, and luminescent tubes. Symbol: Xe; at. wt.: 131.30; at. no.: 54. [1898; < Gk xénon, neut. of xénos strange (see… … Universalium
Folding@home — Original author(s) Vijay Pande Developer(s) Stanford University / Pande lab Initial release 2000 10 01 … Wikipedia
Nasal reconstruction using a paramedian forehead flap — Warning: this page contains pictures of surgery that can be shocking Nasal reconstruction using a paramedian forehead flap is a surgical technique to reconstruct different kinds of nasal defects [1]. In this operation a reconstructive surgeon… … Wikipedia
Photoconductive atomic force microscopy — (pc AFM) is a scientific technique.. Multi layer photovoltaic cells have gained popularity since mid 1980s.[1] At the time, research was primarily focused on single layer photovoltaic (PV) devices between two electrodes, in which PV properties… … Wikipedia
syndrome — The aggregate of symptoms and signs associated with any morbid process, and constituting together the picture of the disease. SEE ALSO: disease. [G. s., a running together, tumultuous concourse; (in med.) a concurrence of symptoms, fr. syn,… … Medical dictionary
Fullerene — Buckminsterfullerene C60 (left) and carbon nanotubes (right) are two examples of structures in the fullerene family … Wikipedia
Hydroxide — Lewis structure of the hydroxide ion showing three lone pairs on the oxygen atom … Wikipedia
Dihydrofolate reductase — Ribbon diagram of human dihydrofolate reductase in complex with folate (blue). From PDB 1DRF … Wikipedia
