selective heating
101Hot-bar reflow — is a selective soldering process where two pre fluxed, solder coated parts are heated with heating element (called a thermode) to a sufficient temperature to melt the solder.Pressure is applied through the whole process (usually 15 s) to insure… …
102Abiogenesis — Primordial soup redirects here. For the board game, see Primordial Soup (board game). Origin of life redirects here. For views on the origins of life outside the natural sciences, see Creation myth. Pre Cambrian stromatolites in the Siyeh… …
103Icelandic cuisine — A fisherman s hut in Reykjavík in 1835 with fish hung outside for drying. Wind dried fish remains popular in Iceland Important parts of Icelandic cuisine are lamb, dairy, and fish, due to Iceland s proximity to the ocean. Popular foods in Iceland …
104Enzyme — Biocatalyst redirects here. For the use of natural catalysts in organic chemistry, see Biocatalysis. Human glyoxalase I. Two zinc ions that are needed for the enzyme to catalyze its reaction are shown as purp …
105Maize — This article is about the cereal grain, primarily known as corn in the United States. For other uses, see Maize (disambiguation). Corn redirects here. For other uses, see Corn (disambiguation). Maize Illustration depicting both male and female… …
106Serendipity — is the effect by which one accidentally discovers something fortunate, especially while looking for something else entirely. The word has been voted as one of the ten English words that were hardest to translate in June 2004 by a British… …
107Acridine — Chembox new ImageFile=Acridine chemical structure.png ImageSize=250px IUPACName=Acridine OtherNames= Section1= Chembox Identifiers CASNo=260 94 6 PubChem=9215 SMILES=C1=CC=C2C(=C1)C=C3C=CC=CC3=N2 Section2= Chembox Properties C=13|H=9|N=1… …
108Laser diode — Top: a packaged laser diode shown with a penny for scale. Bottom: the laser diode chip is removed from the above package and placed on the eye of a needle for scale …
109Ethylene glycol — Ethylene glycol …
110Adsorption — is a process that occurs when a gas or liquid solute accumulates on the surface of a solid or a liquid (adsorbent), forming a film of molecules or atoms (the adsorbate). It is different from absorption, in which a substance diffuses into a liquid …
