نتایج جستجو برای: 1924

تعداد نتایج: 4204  

Journal: :Nature 2021

Radioastronomer who won share of Nobel for role in discovering pulsars.

Journal: :Canadian journal of psychiatry. Revue canadienne de psychiatrie 2013
David Healy

OBJECTIVE To investigate commonalities in the clinical presentation of melancholia over time. METHOD I conducted a comparative study to 2 epidemiologically complete databases from 1875-1924 and 1995-2005. RESULTS Patients in the historical period (1875-1924, compared with 1995-2005) with a diagnosis of melancholia show a classic profile of endogenous onset, with remission after 6 months, ne...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2005
A Titlebaum

assumed to be 286 km. sec.1in direction of 550 longitude6 is allowed for, very little change is brought about in the results of the computation. The velocity of the clouds then proves to be 90 km. sec.-' radially, and 583 km. sec. -1 tangentially, with respect to this center and no appreciable change takes place in the constants of the hyperbolic or elliptic orbits. The plane of the orbit, howe...

Journal: :General thoracic and cardiovascular surgery 2014
Yoshikatsu Saiki

The late Dr. Togo Horiuchi significantly contributed to the establishment and development of the Tohoku University Cardiovascular Surgery Department. Although the history of cardiovascular surgery in the Tohoku University School of Medicine began in the latter half of 1950s, full-fledged operation began after the Cardiothoracic Surgery Department was established in 1971 with the cooperation of ...

2013
James Spudich

The field of structural biology lost a giant on July 25, 2013, when Hugh E. Huxley passed away at age 89. At the time of his death, he was professor emeritus of biology at Brandeis University. But for much of his career, he was at the Medical Research Council (MRC) Laboratory of Molecular Biology (LMB) in Cambridge, United Kingdom. Huxley joined the American Society for Cell Biology in 1982. In...

ژورنال: :فصلنامه مطالعات حقوق خصوصی (فصلنامه حقوق سابق) 2014
محسن ایزانلو رامین درگاهی

مفهوم تحدید مسئولیت مالک کشتی در قرن یازدهم میلادی شناسایی شد و تا قرن نوزدهم در حقوق داخلی کشورها توسعه یافت. در قرن نوزدهم، با توجه به اهمیت حمل ونقل دریایی برای توسعۀ تجارت بین المللی و تعارض قوانین در حمل ونقل دریایی بین المللی، نیاز به یکسان سازی مقررات مربوط به حمل ونقل دریایی بین المللی، به ویژه قواعد مربوط به تحدید مسئولیت احساس می شد. اولین گام در جهت یکسان سازی قواعد بین المللی تحدید ...

2003

In view of the recent investigations on the effect of temperature changes on biological processes (Crozier, 1924-25, a, b; Crozier and Federighi, 1924-25; Crozier and Sfier, 1924-25, a, b; Glaser, 1924-25) it became of interest to reexamine the relation between temperature and the rate of pulsation of the contractile vacuole of Paramecium. Kanitz (1907) found in four different species of Infuso...

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