نتایج جستجو برای: 500 hpa geo
تعداد نتایج: 106780 فیلتر نتایج به سال:
BACKGROUND Immune thrombocytopenia is an immune disease characterized by thrombocytopenia and bleeding due to platelet antibodies against platelet membrane glycoproteins. Human platelet antigens are derived from polymorphisms of these glycoproteins. The aim of this study was to investigate human platelet antigen frequencies in immune thrombocytopenia patients from the state of Amazonas, Brazil ...
The theory of summation of electromagnetic line transitions is used to tabulate the Taylor expansion of the refractive index of humid air over the basic independent parameters (temperature, pressure, humidity, wavelength) in five separate infrared regions from the H to the Q band at a fixed percentage of Carbon Dioxide. These are least-squares fits to raw, highly resolved spectra for a set of t...
The low-frequency time variations of the Northern Hemisphere 500-hPa heights have been investigated using the orthogonal rotated principal component analysis applied to the data provided by the NCEP/NCAR reanalysis for the period 1958-1998. The major modes for the climate in the Euro-Atlantic sector are described in detail. Their relations with the 11 climatic elements in the Czech Republic are...
In this study, wind forecasts derived from the European Centre for Medium-Range Weather Forecasts (ECMWF), National Centers Environmental Prediction (NCEP), Japan Meteorological Agency (JMA) and United Kingdom Office (UKMO) are evaluated lead times of 1–7 days at 10 m multiple isobaric surfaces (500 hPa, 700 850 hPa 925 hPa) over North China 2020. The straightforward multimodel ensemble mean (M...
Korea’s second geostationary meteorological satellite, Geo-Kompsat-2A (Geostationary-Korean Multi-Purpose Satellite-2A, GK2A), was successfully launched on 4 December 2018. GK2A generates Atmospheric Motion Vectors (AMVs) every 10 min in the full disk area. This data has been disseminated via Global Telecommunication System (GTS) since 25 October 2019. article evaluates quality of AMVs Goddard ...
We have identified a new platelet-specific alloantigen, Max(a), responsible for a typical case of neonatal alloimmune thrombocytopenic purpura. The maternal serum reacted strongly with paternal platelets in the platelet immunofluorescence test, whereas platelet alloantigen typing showed that no known human platelet antigen (HPA)-system was involved. In the monoclonal antibody (MoAb)-specific im...
The QBO Modulation on CO Distribution in the UTLS Over the Asian Monsoon Region During Boreal Summer
Using the Microwave Limb Sounding measurements and National Center for Environmental Prediction/National Atmospheric Research (NCEP/NCAR) reanalysis product, we have investigated response of carbon monoxide (CO) mixing ratio within Asian Summer Monsoon Anticyclone (ASMA) region to Quasi-Biennial Oscillation (QBO) potential dynamical mechanisms behind it. The results showed that CO ASMA is signi...
This study presents statistical relationships between cloud-top cloud thermodynamic phase and aerosols (dust, polluted dust and smoke) as well as meteorological variables (vertical velocity at 500 hPa, lower tropospheric static stability (LTSS) and surface temperature) to infer the influence of atmospheric dynamics on cloud thermodynamic phase using a combination of global satellite observation...
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