نتایج جستجو برای: precipitation intensity

تعداد نتایج: 237579  

2013
KELLY MAHONEY MICHAEL ALEXANDER JAMES D. SCOTT JOSEPH BARSUGLI

A high-resolution case-based approach for dynamically downscaling climate model data is presented. Extreme precipitation events are selected from regional climate model (RCM) simulations of past and future time periods. Each event is further downscaled using theWeatherResearch and Forecasting (WRF)Model to storm scale (1.3-km grid spacing). The high-resolution downscaled simulations are used to...

Journal: :European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences 2014
Yuangang Zu Wei Sun Xiuhua Zhao Weiguo Wang Yong Li Yunlong Ge Ying Liu Kunlun Wang

We prepared amphotericin B (AmB) nanoparticles through liquid antisolvent precipitation (LAP) and by freeze-drying to improve the solubility of AmB for oral administration. The LAP was optimized through a single-factor experiment. We determined the effects of surfactants and their concentration, the stirring time, the precipitation temperature, the stirring intensity, the drug concentration and...

2005
DANIEL J. CECIL STEVEN J. GOODMAN DENNIS J. BOCCIPPIO EDWARD J. ZIPSER STEPHEN W. NESBITT

During its first three years, the Tropical Rainfall Measuring Mission (TRMM) satellite observed nearly six million precipitation features. The population of precipitation features is sorted by lightning flash rate, minimum brightness temperature, maximum radar reflectivity, areal extent, and volumetric rainfall. For each of these characteristics, essentially describing the convective intensity ...

2006
Yang Hong Robert Adler George Huffman

[1] Intense storms with high-intensity, long-duration rainfall have great potential to trigger rapidly moving landslides, resulting in casualties and property damage across the world. In recent years, through the availability of remotely sensed datasets, it has become possible to conduct global-scale landslide hazard assessment. This paper evaluates the potential of the real-time NASA TRMMbased...

2011
S. MIGLIORINI

A key strategy to improve the skill of quantitative predictions of precipitation, as well as hazardous weather such as severe thunderstorms and flash floods is to exploit the use of observations of convective activity (e.g. from radar). In this paper, a convection-permitting ensemble prediction system (EPS) aimed at addressing the problems of forecasting localized weather events with relatively...

2004
R F Keim A E Skaugset T E Link A Iroumé

Although it is well known that forest canopies reduce the amount and intensity of precipitation at the ground surface, little is known about how canopy interception modifies extreme events. This research investigated the effects of forest cover on intensity-duration-frequency relationships using a stochastic model to extrapolate measured rainfall and throughfall to throughfall expected during e...

Extended abstract 1- Introduction     In order to calculate the erosive power of rainfall, high-resolution precipitation data are necessary for rainfall erosion evaluation. However, collecting the required data on kinetic energy of the rainfall particles and precipitation rates with short-term temporal resolution is a time-intensive task, particularly in developing countries, and the collecte...

2013
J. A. Wani

CaSO4: Dy, P is known for its dosimetric characteristics for a very long time now. In this work we have carried out a comparative study on TL intensity of CaSO4: Dy, P, Ce phosphors using two different wet chemical synthesis routes. Nobody seems to have reported this kind of study on CaSO4: Dy, P, Ce 3+ phosphors and as a result it may be regarded as something new. Phosphors were characterized ...

2007
DAVID H. BROMWICH

based upon t(h)•e atmospheric water balance equation pr vide seasonal precipitation amou ts for areas l rger than I xl km 2. For broad-scale studies in the continental interior net snow accumulation closely approximates precipitation. Annual precipitation is relatively high over the marginal ice slopes in relation to amounts in the interior. This meridional distribution is due to the orographic...

2014
Basant Kumar Pandey Ankit Kumar Swati Srivastava

The production of pulp and paper is associated with the generation of large quantities of wastewater that has to be purified to avoid severe pollution of the environment. Wastewater purification in pulp and paper mills combines sedimentation, biological treatment, chemical precipitation, flotation and anaerobic treatment, and the specific combination of techniques is determined by the local con...

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