ángstroms)
31optics — /op tiks/, n. (used with a sing. v.) the branch of physical science that deals with the properties and phenomena of both visible and invisible light and with vision. [1605 15; < ML optica < Gk optiká, n. use of neut. pl. of OPTIKÓS; see OPTIC,… …
32superconductivity — superconduction /sooh peuhr keuhn duk sheuhn/, n. superconductive /sooh peuhr keuhn duk tiv/, superconducting, adj. superconductor /sooh peuhr keuhn duk teuhr/, n. /sooh peuhr kon deuhk tiv i tee/, n. Physics. the phenomenon of almost perfect… …
33Rohrer , Heinrich — (1933–) Swiss physicist Born at Buchs in Switzerland, Rohrer was educated at the Federal Institute of Technology, Zurich, where he obtained his PhD in 1960. After two years postdoctoral work at Rutgers, New Jersey, he returned to Zurich in 1963… …
34Ultraviolet — Ul tra*vi o*let, a. [Pref. ultra + violet.] (Physics) Lying outside the visible spectrum at its blue violet end; said of light more refrangible (i. e. having a shorter wavelength) than the extreme violet rays of the visible spectrum.… …
35Crystallography — For the book of poetry, see Crystallography (book). A crystalline solid: atomic resolution image of strontium titanate. Brighter atoms are Sr and darker ones are Ti. Crystallography is the experimental science of the arrangement of atoms in… …
36Francis Crick — Infobox Scientist name = Francis Harry Compton Crick |225px image width = 225px caption = Francis Harry Compton Crick birth date = 8 June 1916 birth place = Weston Favell, Northamptonshire, England residence = UK, U.S. nationality = British death …
37Ribosome — cell, showing subcellular components including ribosomes (3). Organelles: (1) nucleolus (2) nucleus (3) ribosomes (little dots) (4) vesicle (5) rough endoplasmic reticulum (ER) (6) Golgi apparatus (7) Cytoskeleton (8) smooth ER (9) mitochondria… …
38X-ray photoelectron spectroscopy — [ right|thumb|350px|Basic components of a monochromatic XPS system.] X ray photoelectron spectroscopy (XPS) is a quantitative spectroscopic technique that measures the elemental composition, empirical formula, chemical state and electronic state… …
39Dihydrofolate reductase — Ribbon diagram of human dihydrofolate reductase in complex with folate (blue). From PDB 1DRF …
40Electron crystallography — is a method to determine the arrangement of atoms in solids using a transmission electron microscope (TEM). Contents 1 Comparison with X ray crystallography 2 Radiation damage 3 Protein structures determined by electron crystallography …
