ELUDE 发表于 2025-3-25 06:26:39

J. P. Den Hartog had died two years before I arrived at Leiden. Small wonder that right at the start I turned to Jan Oort as my mentor. Jan and I share the same birthday, 28 April, but Jan is precisely six years ahead of me - a fact he never permits me to forget! Jan had come to Leiden as the former student of J.C.

Ischemia 发表于 2025-3-25 07:39:13

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努力赶上 发表于 2025-3-25 12:52:26

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sacrum 发表于 2025-3-25 16:25:55

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FLAG 发表于 2025-3-25 23:03:25

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indifferent 发表于 2025-3-26 03:32:48

J. P. Den Hartogiscussing routes for the synthesis of the various classes of compounds and survey some of the more distinc­tive chemical and physicochemical characteristics of each class. We next focus more sharply on the chemical behavior of actinide-to-carbon sigma bonds. Those features which stabilize this link­

宏伟 发表于 2025-3-26 05:06:11

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打折 发表于 2025-3-26 12:19:36

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深渊 发表于 2025-3-26 14:17:01

remain to be explored. On a more practical level, an increasing number of these elements play important roles in nuclear energy production and in industrial ca978-94-009-9456-0978-94-009-9454-6Series ISSN 1389-2185

Alveolar-Bone 发表于 2025-3-26 18:42:34

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查看完整版本: Titlebook: Mechanische Schwingungen; J. P. Hartog,Gustav Mesmer Book 1952Latest edition Springer-Verlag Berlin Heidelberg 1952 Kinematik.Schwingung.W