نتایج جستجو برای: tides

تعداد نتایج: 4017  

2010
Sonya Legg

The process of mixing by tides interacting with topography involves several stages. First some fraction of the energy contained in the barotropic tide must be converted into baroclinic energy, through the generation of internal tides and turbulent boundary layers. Secondly, the energy in the internal tides must be transmitted into smaller vertical wavelengths, thereby increasing the vertical sh...

2007
Tomislav Petković Kristian Hengster-Movrić

this paper brings, for the first time, an interesting modern description of the patricius’ phenomenological theory of tides and its modern relativistic understanding. Famous historians of science (for ex. M. Jammer, Concepts of Force, Dover, 1999; First edition published in 1957 by Harvard press) are emphasizing patricius’ treatise on tides, which had been of primary importance for Kepler in hi...

2012
Ian R.G. Wilson

This study looks for evidence of a correlation between long-term changes in the lunar tidal forces and the interannual to decadal variability of the peak latitude anomaly of the summer (DJF) subtropical high pressure ridge over Eastern Australia (LSA) between 1860 and 2010. A simple "resonance" model is proposed that assumes that if lunar tides play a role in influencing LSA, it is most likely ...

2009
Jeff Luck Fred Hagigi Louise E Parker Elizabeth M Yano Lisa V Rubenstein JoAnn E Kirchner

UNLABELLED Collaborative care models for depression in primary care are effective and cost-effective, but difficult to spread to new sites. Translating Initiatives for Depression into Effective Solutions (TIDES) is an initiative to promote evidence-based collaborative care in the U.S. Veterans Health Administration (VHA). Social marketing applies marketing techniques to promote positive behavio...

1999
L. Iorio

An extensive analysis of the perturbations induced on node and perigee of LAGEOS and LAGEOS II by solid and ocean Earth tides is carried out in order to assess their influence in the detection of the secular general relativistic Lense-Thirring effect by means of these two satellites. The investigation involves only the terms of degree l = 2 for the solid tides and also the terms of degree l = 3...

1996
M. J. Kingsford I. M. Suthers

The influence of oceanography on abundance patterns of ichthyoplankton was compared at different phases of the tide in the vicinity of an estuarine front in Botany Bay, Australia. Fronts were observed at high, ebb, low and flood tides, but the most conspicuous colour discontinuities were found on ebb and flood tides. Greatest differences in water density were found across the frontal region on ...

2011
R. E. Hibbins M. P. Freeman S. E. Milan J. M. Ruohoniemi

Meteor wind data from the first year of operation of the Falkland Islands SuperDARN radar (52 S, 59 W) are used to characterize the atmospheric tides and background winds in the upper mesosphere above the South Atlantic. Strong (>40 m s−1) semidiurnal tides are observed in the winter time and large amplitude (>60 m s−1) bursts of quasi two-day wave activity are seen in January 2011. Data are in...

2011
CURT COVEY AIGUO DAI DAN MARSH RICHARD S. LINDZEN

Although atmospheric tides driven by solar heating are readily detectable at the earth’s surface as variations in air pressure, their simulations in current coupled global climate models have not been fully examined. This work examines near-surface-pressure tides in climate models that contributed to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change (IPCC); it compar...

Journal: :Environmental Health Perspectives 1998
J Tibbetts

4-Hydroxyanisole (4-OHA) was administered to C57Bl/lOJ mice in which B16 melanoma or Lewis lung carcinoma had been implanted s.c. or i.m. The drug had the largest antitumour effect against B16 melanoma growing s.c. and a smaller antitumour effect against B16 melanoma or Lewis lung carcinoma growing i.m. In the treatment regimens where drug was administered only after tumour implantation, a sign...

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