نتایج جستجو برای: water gems

تعداد نتایج: 551741  

Journal: :Geochimica et Cosmochimica Acta 2021

Amorphous silicates in meteoritic samples are significant as potential surviving interstellar dust from the formation of Solar System. silicate-rich grains called GEMS, glass with embedded metal and sulfides, abundant anhydrous interplanetary particles some ultracarbonaceous Antarctic micrometeorites that have high presolar grain abundances. Some GEMS within these objects been confirmed to be p...

Journal: :Monthly Notices of the Royal Astronomical Society 2006

Journal: :Nuclear Instruments and Methods in Physics Research 2021

It is well known and has been shown that the gain performance of Gaseous Electron Multipliers (GEM) depends on size holes. With an optical scanner it possible to measure dimensions holes, predict GEMs. However, prediction GEMs are manufactured with a double mask etching technique not straightforward. hole information alone, make precise gain. We show alignment photo-masks between two sides GEM ...

2005
Rongqiang Hu Sunil D. Kamath David V. Anderson

This paper describes a speech enhancement system that significantly improves speech intelligibility of noisy speech in the context of a speech coder in low SNR conditions. The system uses two state-of-the-art non-acoustic sensors, a general electromagnetic motion sensor (GEMS) that detects the internal motions of glottis, and a physiological microphone (P-mic) that measures vibrations of the sk...

2016
Asela Gunawardana Christopher Meek

With the rapidly increasing availability of event stream data there is growing interest in multivariate temporal point process models to capture both qualitative and quantitative features of this type of data. Recent research on multivariate point processes have focused in inference and estimation problems for restricted classes of models such as continuous time Bayesian networks, Markov jump p...

2012
Karen L. Kotloff William C. Blackwelder Dilruba Nasrin James P. Nataro Tamer H. Farag Annemieke van Eijk Richard A. Adegbola Pedro L. Alonso Robert F. Breiman Abu Syed Golam Faruque Debasish Saha Samba O. Sow Dipika Sur Anita K. M. Zaidi Kousick Biswas Sandra Panchalingam John D. Clemens Dani Cohen Roger I. Glass Eric D. Mintz Halvor Sommerfelt Myron M. Levine

BACKGROUND Diarrhea is a leading cause of illness and death among children aged <5 years in developing countries. This paper describes the clinical and epidemiological methods used to conduct the Global Enteric Multicenter Study (GEMS), a 3-year, prospective, age-stratified, case/control study to estimate the population-based burden, microbiologic etiology, and adverse clinical consequences of ...

Journal: :The Journal of Cell Biology 2004
Miroslav Dundr Michael D. Hebert Tatiana S. Karpova David Stanek Hongzi Xu Karl B. Shpargel U. Thomas Meier Karla M. Neugebauer A. Gregory Matera Tom Misteli

Cajal bodies (CBs) are subnuclear domains implicated in small nuclear ribonucleoprotein (snRNP) biogenesis. In most cell types, CBs coincide with nuclear gems, which contain the survival of motor neurons (SMN) complex, an essential snRNP assembly factor. Here, we analyze the exchange kinetics of multiple components of CBs and gems in living cells using photobleaching microscopy. We demonstrate ...

Journal: :Ethnicity & disease 2003
Shiriki K Kumanyika Eva Obarzanek Thomas N Robinson Bettina M Beech

This special supplement to Ethnicity & Disease presents the background and rationale, methodology, feasibility, and results of 4 separate interventions that were pilot-tested in Phase 1 of the Girls health Enrichment Multi-site Studies (GEMS) research program. The ultimate aim of the interventions was to prevent obesity in African-American girls. Four field centers, a Coordinating Center, and t...

2016
Asela Gunawardana Christopher Meek

With the rapidly increasing availability of event stream data there is growing interest in multivariate temporal point process models to capture both qualitative and quantitative features of this type of data. Recent research on multivariate point processes have focused in inference and estimation problems for restricted classes of models such as continuous time Bayesian networks, Markov jump p...

Journal: :Bioinformatics 2015
Cheng Zhang Boyang Ji Adil Mardinoglu Jens Nielsen Qiang Hua

MOTIVATION In recent years, genome-scale metabolic models (GEMs) have played important roles in areas like systems biology and bioinformatics. However, because of the complexity of gene-reaction associations, GEMs often have limitations in gene level analysis and related applications. Hence, the existing methods were mainly focused on applications and analysis of reactions and metabolites. RE...

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