منابع مشابه
The returning tide:
When China turned its back on the Cultural Revolution, it aimed to build a thriving capitalist sector. It got one. Now, it wants a world-class research enterprise. How far has it progressed in the biosciences, how did it get there, and how far does it have to go?
متن کامل"The rising tide".
Special psychiatric services for the elderly now exist, some very well developed, in about half of all health districts, and over one tenth of all consultants in general psychiatry specialise in work with the elderly.' This development has taken place largely over the past decade, reflecting both progress in psychiatry and growing concern about how to cope with The Rising Tide2 of mental disord...
متن کاملSwimming Against the Tide
The opinions expressed in this report do not necessarily reflect the opinions or policies of either funding organization, and no official endorsement should be inferred. Founded in 1900, the College Board is a not-for-profit educational association that supports academic preparation and transition to higher education for students around the world through the ongoing collaboration of its member ...
متن کاملThe Returning Secretary
In the online random-arrival model, an algorithm receives a sequence of n requests that arrive in a random order. The algorithm is expected to make an irrevocable decision with regard to each request based only on the observed history. We consider the following natural extension of this model: each request arrives k times, and the arrival order is a random permutation of the kn arrivals; the al...
متن کاملConversion of the Barotropic Tide
Using linear wave theory, the rate at which energy is converted into internal gravity waves by the interaction of the barotropic tide with topography in an ocean is calculated. Bell’s formula for the conversion rate is extended to the case of an ocean of finite depth H with weak two-dimensional topography h(x, y) and arbitrary buoyancy frequency N(z). Approximate solutions are computed using th...
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ژورنال
عنوان ژورنال: Journal of Cell Biology
سال: 2007
ISSN: 1540-8140,0021-9525
DOI: 10.1083/jcb.200701150