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Hace 3 días · The design of all modern thermonuclear weapons in the United States is known as the Teller–Ulam configuration for its two chief contributors, Edward Teller and Stanisław Ulam, who developed it in 1951 for the United States, with certain concepts developed with the contribution of physicist John von Neumann.
Hace 3 días · In 1951, Teller and mathematician Stanislaw Ulam developed the Teller–Ulam design for a hydrogen bomb. This new design seemed technically feasible and Oppenheimer officially acceded to the weapon's development, while still looking for ways in which its testing or deployment or use could be questioned. As he later recalled:
Hace 2 días · Ośrodek naukowy we Lwowie, to, rzecz jasna, nie tylko Stefan Banach, do ważniejszych postaci należał Wacław Sierpiński, Hugo Steinhaus, Stanisław Mazur, Stanisław Ulam, który w Los Alamos pracował nad Projektem Manhattan (bomba atomowa), i wielu innych.
Hace 4 días · Pope Francis during his Wednesday general audience invoked the intercession of St. Stanislaus, patron saint of Poland, for peace in Ukraine and Israel. Addressing Polish pilgrims in St. Peter’s...
Hace 5 días · 1. 复杂科学简史. 复杂性作为一种跨学科的看待系统的方式，本身就是一个涌现现象，因为它不能追溯到某个单一的个体、研究或事件，而是缓慢地在各个领域涌现。 从最广泛的定义而言，复杂性是一种视角，它接受不确定性和面对大型互联系统时需要跨学科努力 。 这个观点在世界各地有着悠久的历史，从经典的东方哲学到西方科学的关键人物。 在笛卡尔的最后一部作品《灵魂的激情》（The Passions of the Soul，1649年）中，人类生命本身被描述为许多具有不同性质的部分间的相互作用，形成具有涌现特性的网络，其中局部效应可能带来令人惊讶的全局后果。 这些概念当时并未成为正式的术语，但被用作一个框架，试图解决那些挑战还原论描述的复杂思想。 复杂性的形式化上个世纪在多个学科中发生。
Hace 4 días · Ulam led the NEC with 38 runs scored, 18 doubles and 50 RBIs, and ranked third with 56 hits and was sixth with a .344 batting average. Her 18 doubles were tied for 15th in Division I.
Hace 2 días · The association of former agricultural students from the ...
