vacuum diffusion pump
51Multijunction photovoltaic cell — Multi junction solar cells or tandem cells are solar cells containing several p n junctions. Each junction is tuned to a different wavelength of light, reducing one of the largest inherent sources of losses, and thereby increasing efficiency.… …
52Gustav Ludwig Hertz — Infobox Scientist name = Gustav Ludwig Hertz imagesize = 180px caption = Gustav Ludwig Hertz (1887 1975) birth date = birth date|1887|7|22|df=y birth place = Hamburg, Germany death date = death date and age|1975|10|30|1887|7|22 death place =… …
53Entrainment (hydrodynamics) — See entrainment for other types. Entrainment is the movement of one fluid by another.One fluid moving in another can push or pull the other along with it. Eductors or eductor jet pumps are an excellent example. They are used onboard many ships to …
54Space manufacturing — is the production of manufactured goods in an environment outside a planetary atmosphere. Typically this includes conditions of microgravity and hard vacuum.Manufacturing in space has several potential advantages over Earth based industry.# The… …
55fluid mechanics — an applied science dealing with the basic principles of gaseous and liquid matter. Cf. fluid dynamics. [1940 45] * * * Study of the effects of forces and energy on liquids and gases. One branch of the field, hydrostatics, deals with fluids at… …
56japan — japanner, n. /jeuh pan /, n., adj., v., japanned, japanning. n. 1. any of various hard, durable, black varnishes, originally from Japan, for coating wood, metal, or other surfaces. 2. work varnished and figured in the Japanese manner. 3. Japans,… …
57Japan — /jeuh pan /, n. 1. a constitutional monarchy on a chain of islands off the E coast of Asia: main islands, Hokkaido, Honshu, Kyushu, and Shikoku. 125,716,637; 141,529 sq. mi. (366,560 sq. km). Cap.: Tokyo. Japanese, Nihon, Nippon. 2. Sea of, the… …
58transplant — transplantable, adj. transplantation, n. transplanter, n. v. /trans plant , plahnt /; n. /trans plant , plahnt /, v.t. 1. to remove (a plant) from one place and plant it in another. 2. Surg. to transfer (an organ, tissue, etc.) from one part of… …
59baking — Process of cooking by dry heat, especially in an oven. Baked products include bread, cookies, pies, and pastries. Ingredients used in baking include flour, water, leavening agents (baker s yeast, baking soda, baking powder), shortening (fats,… …
60Diffusionsvakuumpumpe — difuzinis vakuuminis siurblys statusas T sritis fizika atitikmenys: angl. diffusion vacuum pump vok. Diffusionsvakuumpumpe, f rus. диффузионный вакуумный насос, m pranc. pompe à vide à diffusion, f …
