fast-neutron range
61Operation Castle — Castle Romeo Information Country United States Test site Pacific Proving Grounds Period March May 1954 Number of tests …
62Eutectic point — The melting point of a mixture of two or more solids (such as an alloy) depends on the relative proportions of its ingredients. A eutectic or eutectic mixture is a mixture at such proportions that the melting point is as low as possible, and that …
63NaK — For other meanings, see Nak (disambiguation). NaK Identifiers CAS number …
6410000 (number) — Number number = 10000 prev = 9999 next = 100000 range = 10000 100000 cardinal = 10000 ordinal = th ordinal text = ten thousandth numeral = decamillesimal factorization = 2^4 cdot 5^4 prime = divisor = roman = overline|X unicode = overline|X, ↂ… …
65Kapton — Kapton® is a polyimide film developed by DuPont which can remain stable in a wide range of temperatures, from 269 °C to +400 °C (4 K 673 K). Kapton is used in, among other things, flexible printed circuits (flexible electronics) and Thermal… …
66Notable early nuclear reactors — ▪ Table Notable early nuclear reactors name location power output* distinction start up CP 1 (Chicago Pile No. 1) Chicago, Ill. low first reactor 1942 ORNL Graphite, or Oak Ridge Graphite Reactor (X = 10) Oak Ridge, Tenn. 3.8 megawatts first… …
67Military history of Jewish Americans — Jewish Americans have served in the United States armed forces dating back to before the colonial era, when Jews have served in militias of the Thirteen Colonies. Jewish military personnel have served in all branches of the armed forces and in… …
68nuclear fission — fission (def. 2). [1885 90] * * * Division of a heavy atomic nucleus into two fragments of roughly equal mass, accompanied by the release of a large amount of energy, the binding energy of the subatomic particles. The energy released in the… …
69Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… …
70Nuclear weapon design — The first nuclear weapons, though large, cumbersome and inefficient, provided the basic design building blocks of all future weapons. Here the Gadget device is prepared for the first nuclear test: Trinity. Nuclear weapon designs are physical,… …
