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oganesson
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oganesson
Encyclopedia
理学
放射性元素
释
oganesson
人工放射性元素,元素符号Og,原子序数118,半衰期最长的同位素的质量数294。属周期系0族,是已知最重的元素。为向曾领导多个超重元素发现研究的俄罗斯核物理学家Y.Z.奥加涅相[注]致敬而命名。曾被称为118号元素(ununoctium),符号Uuo。
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direction of drama
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direction of principal curvature
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direction of recession
direction of R^n
direction of Rn
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direction of twist of yarn
direction parameter
direction ratio
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direction sign
direction vector
directive
Directive 2001/29/EC of the European Parliament and of the Council of 22 May 2001 on the Harmonization of Certain Aspects of Copyright and Related Rights in the Information Society
directive gain
directive indoctrinate
Directive on Privacy and Electronic Communications
Directive on the Legal Protection of Databases
Directive on the Protection of Individuals with Regard to the Processing of Personal Data and on the Free Movement of Such Data
directive probability method
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