- lawrencium
- noun Etymology: New Latin, from Ernest O. Lawrence Date: 1961 a short-lived radioactive element produced artificially — see element table
New Collegiate Dictionary. 2001.
New Collegiate Dictionary. 2001.
Lawrencium — (pronEng|ləˈrɛnsiəm) is a radioactive synthetic element with the symbol Lr (formerly Lw) and atomic number 103.Its most stable known isotope is 262Lr, with a half life of approximately 3.6 hours. Little is known of the chemistry but there is… … Wikipedia
Lawrencium — Nobélium ← Lawrencium → Rutherfordium Lu … Wikipédia en Français
lawrencium — [ lɔrɑ̃sjɔm ] n. m. • 1962; de Lawrence, n. d un physicien amér. ♦ Chim. Élément atomique (Lr; no at. 103), le dernier de la série des actinides. Isotope du lawrencium obtenu par bombardement du californium. ● lawrencium nom masculin (de E. O.… … Encyclopédie Universelle
lawrencium — Symbol: Lr Atomic number: 103 Atomic weight: (262) Appearance unknown, however it is most likely silvery white or grey and metallic. Lawrencium is a synthetic rare earth metal. There are eight known radioisotopes, the most stable being Lr 262… … Elements of periodic system
lawrencium — n. [from Ernest O. Lawrence, inventer of the cyclotron.] A transuranic element of atomic number 103. It was discovered in 1961 by bombardment of californium in a cyclotron with boron nuclei. Other isotopes were prepared in 1965 at Dubna. The… … The Collaborative International Dictionary of English
Lawrencium — 1961, Modern Latin, from the name of Ernest O. Lawrence (1901 1958), U.S. physicist, cyclotron pioneer and founder of the lab where it was discovered … Etymology dictionary
lawrencium — ☆ lawrencium [lô ren′sē əm ] n. [ModL: so named after E. O. Lawrence (see LAWRENCE2 Ernest O(rlando)), who invented the cyclotron + IUM] a radioactive, metallic chemical element, the last member of the actinide series: originally produced by… … English World dictionary
Lawrencium — Eigenschaften … Deutsch Wikipedia
lawrencium — /law ren see euhm/, n. Chem. a synthetic, radioactive, metallic element. Symbol: Lr; at. no.: 103. [1960 65; Lawrence Radiation Laboratory, Berkeley, California + IUM] * * * ▪ chemical element (Lr), synthetic chemical element, the 14th member of … Universalium
Lawrencium — lourensis statusas T sritis fizika atitikmenys: angl. lawrencium vok. Lawrencium, n; Lawrentium, n rus. лоуренсий, m pranc. lawrencium, m … Fizikos terminų žodynas
lawrencium — lourensis statusas T sritis fizika atitikmenys: angl. lawrencium vok. Lawrencium, n; Lawrentium, n rus. лоуренсий, m pranc. lawrencium, m … Fizikos terminų žodynas