ساعة بالطاقة الذرية
ويلارد فرانك ليبي
( بالانجليزية : Willard Frank Libby )
الميلاد : 17 ديسمبر 1908
الوفاة : 8 سبتمبر 1980 ( 71 سنة ) لوس أنجلوس – أمريكا
تعلم لبي وعمل في التدريس في كاليفورنيا.
قام ببحوث ذرية هامة في فترة الحرب العالمية الأخيرة ، وذلك في مجال فصل نظائر اليورانيوم ، وذلك في جامعة كولومبيا.
عمل في التدريس في شيكاغو.
ثم انتقل لبي للعمل في لجنة الطاقة الذرية الأمريكية.
حصل على جائزة نوبل للكيمياء سنة 1960 لاشتراكه في اختراع أسلوب تحديد العمر بواسطة الكربون 14Carbon ،
وبهذا الأسلوب تمكن من تحديد عمر ثلوج شمالي أمريكا بعشرة آلاف سنة ،
كما اخترع ساعة تعمل بالطاقة الذرية.
جزيرة الأمل || Hope island
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