نتایج جستجو برای: winds

تعداد نتایج: 12200  

2013
Junjun Liu Tapio Schneider Yohai Kaspi

NASA’s Juno spacecraft will make microwave and gravity measurements of Jupiter. These can reveal information about the composition of Jupiter’s atmosphere and about the temperature and density structure below the visible clouds, which is in balance with the structure of the zonal winds. Here we show that there exist strong physical constraints on the structure of the off-equatorial deep zonal w...

2000
Daniel Proga

Winds from accretion disks driven by the radiation and magnetocentrifugal force. ABSTRACT We study the two-dimensional, time-dependent hydrodynamics of radiation-driven winds from luminous accretion disks threaded by a strong, large-scale, ordered magnetic field. The radiation force is mediated primarily by spectral lines and is calculated using a generalized multidimensional formulation of the...

2008
SHIYUAN ZHONG JU LI DAVID WHITEMAN XINDI BIAN WENQING YAO

The climatology of high wind events in the Owens Valley, California, a deep valley located just east of the southern Sierra Nevada, is described using data from six automated weather stations distributed along the valley axis in combination with the North American Regional Reanalysis dataset. Potential mechanisms for the development of strong winds in the valley are examined. Contrary to the co...

2018
Takeshi Horinouchi Toru Kouyama Yeon Joo Lee Shin‐ya Murakami Kazunori Ogohara Masahiro Takagi Takeshi Imamura Kensuke Nakajima Javier Peralta Atsushi Yamazaki Manabu Yamada Shigeto Watanabe

Venus is covered with thick clouds. Ultraviolet (UV) images at 0.3–0.4 microns show detailed cloud features at the cloud‐top level at about 70 km, which are created by an unknown UV‐absorbing substance. Images acquired in this wavelength range have traditionally been used to measure winds at the cloud top. In this study, we report low‐lati‐ tude winds obtained from the images taken by the UV im...

2013
A. A. Vidotto M. Opher V. Jatenco-Pereira T. I. Gombosi

The topology of the magnetic field of young stars is important not only for the investigation of magnetospheric accretion, but also responsible in shaping the large-scale structure of stellar winds, which are crucial for regulating the rotation evolution of stars. Because winds of young stars are believed to have enhanced mass-loss rates compared to those of cool, main-sequence stars, the inter...

2002
DANA K. SAVIDGE

-The autumn circulation on the innerand mid-shelf of the U.S. South Atlantic Bight (SAB) is examined numerically. Using data collected in 1987 during the Fall Experiment (FLEX) the alongshore structure of the currents and the coastal sea level fluctuations were found to be correlated to local winds which were strong and persistently northeasterly. The observed inshore distribution of freshwater...

Journal: :journal of agricultural science and technology 2012
t. mesbahzadeh h. ahmadi

erosion by wind is one of the most important factors in desert environment. prevailing winds can shift sand dunes and affect their accumulation. also, wind regime determines the direction of sand dune mobility. the aim of this research was to investigate sand drift potential using sand movement models. for this research, wind data between 1986 and 2005 from the meteorological station of yazd we...

Journal: :International Astronomical Union Colloquium 1990

Journal: :The Philosophical Magazine 1803

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