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Vor 4 Tagen · Americium is a relatively soft radioactive metal with silvery appearance. Its most common isotopes are 241 Am and 243 Am. In chemical compounds, americium usually assumes the oxidation state +3, especially in solutions.
Vor 2 Tagen · Nonmetals are chemical elements that mostly lack distinctive metallic properties. They range from colorless gases like hydrogen to shiny crystals like iodine. Physically, they are usually lighter (less dense) than metals; brittle or crumbly if solid; and often poor conductors of heat and electricity.
Vor 2 Tagen · Two fire control groups exist for the M4 family, the three-round burst for the baseline model and the fully automatic for the M4A1.
Vor einem Tag · The F/A-18 Block III Super Hornet is the newest highly capable, affordable and available tactical aircraft in U.S. Navy inventory. The Super Hornet is the backbone of the U.S. Navy carrier air wing now and for decades to come.
Vor 3 Tagen · List of space groups. There are 230 space groups in three dimensions, given by a number index, and a full name in Hermann–Mauguin notation, and a short name (international short symbol). The long names are given with spaces for readability. The groups each have a point group of the unit cell.
Vor einem Tag · Juli 2015 [1] Produktionszeit. seit 2011 in Serienproduktion. Stückzahl. 1000 (Stand: Januar 2024) [2] Die Lockheed Martin F-35 Lightning II ist ein Tarnkappen - Mehrzweckkampfflugzeug der fünften Generation, das aus dem Joint Strike Fighter-Programm (JSF) des US-Verteidigungsministeriums hervorgegangen ist.
Vor einem Tag · An important feature of the convolution is that if f and g both decay rapidly, then f∗g also decays rapidly. In particular, if f and g are rapidly decreasing functions , then so is the convolution f ∗ g .