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Naturally occurring terbium (65 Tb) is composed of one stable isotope, 159 Tb. Thirty-seven radioisotopes have been characterized, with the most stable being 158 Tb with a half-life of 180 years, 157 Tb with a half-life of 71 years, and 160 Tb with a half-life of 72.3 days.
The magazine's title is derived from it being a "postscript" to technical manuals and other published maintenance guidance. [1] In March 1987, PS was officially designated as a technical bulletin (TB 43-PS-Series). The magazine's history can be traced back to the similar publication Army Motors during World War II, which PS Magazine replaced in ...
AN/ALR-46 is a radar warning receiver (RWR) that processes received signals from up to 16 hostile radar emitters in the 2–18 GHz frequency range to determine threats to the aircraft. [1]
Terfenol-D is an alloy of terbium, iron and dysprosium, with the formula of Tb x Dy 1−x Fe 2. It was initially developed in the 1970s by the Naval Ordnance Laboratory in the United States. The technology for manufacturing the material efficiently was developed in the 1980s at Ames Laboratory under a U.S. Navy-funded program. [69]
Terbium(III,IV) oxide loses O 2 when heated at high temperatures; at more moderate temperatures (ca. 350 °C) it reversibly loses oxygen, as shown by exchange with 18 O 2.This property, also seen in Pr 6 O 11 and V 2 O 5, allows it to work like V 2 O 5 as a redox catalyst in reactions involving oxygen.
Bo Nix started the scoring with a 43-yard touchdown pass to Troy Franklin in the first quarter. The Broncos haven’t scored since. The Broncos haven’t scored since.
From January 2008 to December 2012, if you bought shares in companies when J.W. Nokes joined the board, and sold them when he left, you would have a -7.8 percent return on your investment, compared to a -2.8 percent return from the S&P 500.
TB-3 after emergency landing during the Winter War in March 1940 . The TB-3 was an all-metal aircraft of steel construction, as one of the designs from Andrei Tupolev's design bureau to be based on the 1918-onward all-metal aircraft design practices and technology pioneered by Hugo Junkers.