danish june september danish nuclear physicist shared nobel prize physics discovery connection collective motion particle motion atomic development theory structure atomic nucleus based connection starting concept irregular shaped liquid drop model nucleus developed detailed theory close agreement experiments father won prize father pairs fathers sons won nobel prize pairs won nobel prize physics early life born copenhagen june fourth sons physicist wife née oldest brother christian died boating accident youngest childhood physician chemical engineer lawyer olympic athlete played field hockey denmark summer olympics london family lived known grew surrounded working father family moved mansion donated heir honorary residence prominent contribution science literature arts went high school gymnasium copenhagen shortly german occupation denmark april entered studied physics assisted father helping draft correspondence articles related physics september word reached family nazis considered jewish grandmother jewish danger arrested danish resistance helped family escape sea sweden arrived october flew britain operated unarmed high speed bomber aircraft converted carry small valuable important passengers flying high speed high altitude cross german occupied norway avoid german fighters equipped parachute flying suit oxygen mask spent hour flight lying aircraft bomb bay arrival london rejoined father flown britain week officially junior researcher actually served personal assistant secretary father worked british atomic bomb project december number visits united_states father consultant manhattan_project father fame given false names father director asked review design reported work reached conclusion concerns viability design rest performed bombs atomic bombings hiroshima nagasaki august physics august war ended returned denmark resumed university education graduating master degree thesis concerned aspects atomic stopping power problems early member princeton new_jersey paying visit columbia_university met sparked interest recent discoveries related structure led visiting fellow columbia january august united_states married march children late 1940s known properties atomic explained current models liquid drop model developed shell model developed allowed additional features explained particular called magic numbers properties explained including non spherical distribution charge certain paper columbia_university suggested variant drop model nucleus explain non spherical charge distribution model nucleus like balloon balls inside surface discussed idea visiting columbia time independently conceived idea month submission submitted publication paper discussed problem general lines imagined rotating irregular shaped nucleus form surface tension developed idea publishing paper treated relationship surface nucleus movement individual return copenhagen began working compare theoretical work experimental data papers published demonstrated close agreement theory experiment example showing energy levels certain described rotation spectrum able reconcile shell model concept work stimulated new theoretical experimental studies jointly awarded nobel prize physics discovery connection collective motion particle motion atomic development theory structure atomic nucleus based connection father awarded prize pairs fathers sons win nobel prize physics married sons daughter nobel prize winning research receive doctorate writing thesis states atomic professor following father death succeeded director position held remained active retired member board inception director addition nobel prize won peace award prize medal continued work publishing volume monograph nuclear structure volume appeared second nuclear awarded honorary degree doctor later wife died october married son working area fluid dynamics died copenhagen september survived second wife children
Aage Bohr