plated coating
71Photoconductive 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… …
72silver — [sil′vər] n. [ME selver < OE seolfer, akin to Ger silber, Goth silubr, prob. a loanword < a non IE source] 1. a soft, white, metallic chemical element that is extremely ductile and malleable, an excellent reflector of light, and the best… …
73silver — n., adj., & v. n. Chem. 1 a greyish white lustrous malleable ductile precious metallic element, occurring naturally as the element and in mineral form, and used chiefly with an admixture of harder metals for coin, plate, and ornaments, as a… …
74Magnetic tape — 7 inch reel of ¼ inch wide audio recording tape, typical of consumer use in the 1950s–70s. Magnetic tape is a medium for magnetic recording, made of a thin magnetizable coating on a long, narrow strip of plastic. It was developed in Germany,… …
75Etching — For other uses of etch or etching, see Etching (disambiguation), for the history of the method, see old master prints. The Soldier and his Wife. Etching by Daniel Hopfer, who is believed to have been the first to apply the technique to… …
76Hydrogen embrittlement — (or hydrogen grooving) is the process by which various metals, most importantly high strength steel, become brittle and crack following exposure to hydrogen. Hydrogen cracking can pose an engineering problem especially in the context of a… …
77Socket wrench — A socket wrench, more commonly referred to as a ratchet, is a type of wrench, or tightening tool, that uses separate, removable sockets to fit many different sizes of fittings and fasteners, most commonly nuts and bolts. It generally includes a… …
78Samarium-cobalt magnet — Samarium cobalt magnets are primarily composed of samarium and cobalt. They have been available since the early 1970s. This type of rare earth magnet is very powerful, however they are brittle and prone to cracking and chipping. Samarium cobalt… …
79Pitting corrosion — Pitting corrosion, or pitting, is a form of extremely localized corrosion that leads to the creation of small holes in the metal. The driving power for pitting corrosion is the depassivation of a small area, which becomes anodic while an unknown… …
80Suzuki DL650 V-Strom — Infobox Motorcycle right name=Suzuki V Strom 650 (DL650) aka=Wee Strom manufacturer=Suzuki production=2004 ndash;2008 class=Middleweight Dual Sport related=Suzuki DL1000 V Strom wheelbase=60.6 in (1580 mm)(through 2006), 61.2 (2007) length=90.2… …
