focusing by diffraction
81chemistry — /kem euh stree/, n., pl. chemistries. 1. the science that deals with the composition and properties of substances and various elementary forms of matter. Cf. element (def. 2). 2. chemical properties, reactions, phenomena, etc.: the chemistry of… …
82metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… …
83physical science — physical scientist. 1. any of the natural sciences dealing with inanimate matter or with energy, as physics, chemistry, and astronomy. 2. these sciences collectively. [1835 45] * * * Introduction the systematic study of the inorganic world …
84Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …
85Elliott Cresson Medal — given to Emile Berliner in 1913 Presented by Franklin Institute Country US …
86Дифракционные лучи — на снимке, сделанном космическим телескопом Хаббл Дифракционные лучи  линии, исходящие от ярких источников света в изображениях, которые дают зеркальные телескопы рефлекторы некоторых систем (Ньютона, Гре …
87Список награждённых Национальной медалью науки США — Джошуа Ледерберг (справа) получает Национальную медаль науки из рук Президента США Джорджа Буша старшего Список …
88electron — n. a stable elementary particle with a charge of negative electricity, found in all atoms and acting as the primary carrier of electricity in solids. Phrases and idioms: electron beam a stream of electrons in a gas or vacuum. electron diffraction …
89Polaritonics — is an intermediate regime between photonics and sub microwave electronics (see Fig. 1). In this regime, signals are carried by an admixture of electromagnetic and lattice vibrational waves known as phonon polaritons, rather than currents or… …
90Nova laser — Nova was a high power laser built at the Lawrence Livermore National Laboratory (LLNL) in 1984 which conducted advanced inertial confinement fusion (ICF) experiments until its dismantling in 1999. Nova was the first ICF experiment built with the… …
