نتایج جستجو برای: strontium carbonate

تعداد نتایج: 31815  

Journal: :The Journal of clinical endocrinology and metabolism 2013
J-M Kaufman M Audran G Bianchi V Braga M Diaz-Curiel R M Francis S Goemaere R Josse S Palacios J D Ringe D Felsenberg S Boonen

CONTEXT Strontium ranelate reduces vertebral and nonvertebral fracture risk in postmenopausal osteoporosis. OBJECTIVE The objective of this study was to determine the efficacy and safety of strontium ranelate in osteoporosis in men over 2 years (main analysis after 1 year). DESIGN This was an international, unbalanced (2:1), double-blind, randomized placebo-controlled trial (MALEO [MALE Ost...

Introduction: Several factors are involved in failed fertilization following intracytoplasmic sperm injection (ICSI), which could be related to sperm, oocyte factors and/or both. Failure in oocyte activation is considered as the most important factor in failed fertilization after ICSI. To overcome this shortcoming, artificial oocyte activation (AOA) after ICSI has been suggested. Commonly, iono...

Journal: :Journal of clinical pathology 1972
P Y Chau C R Forrest

The efficiency of strontium selenite and selenite F broths in the isolation of S. typhi from 625 clinical stool specimens were compared. A total of 126 strains of S. typhi were detected. Of these, 96 (76%) were isolated with selenite F broth and 118 (94%) were isolated with strontium selenite broth. At the same time, the number of false positive isolates accruing to strontium selenite broth was...

2001

Strontium (atomic symbol Sr) is a silvery-white alkaline earth metal that exists in several stable (e.g., Sr-86 and Sr-88) and several radioactive (e.g., Sr-89 and Sr-90) isotopic states. Stable strontium and its salts have many industrial uses, such as providing the red color in pyrotechnic devices such as tracer bullets, distress signal rockets, flares, and fireworks. In medicine, strontium b...

2016

Contamination maps do not exist ; at best, strontium measurements are carried out sporadically by individual research groups. Furthermore, strontium is not at all looked for in the foodstuffsdatabase, which is used to calculate the radiation exposure of the population through taking in contaminated food. But it is known that relevant amounts of radioactive strontium were found in the teeth and ...

2001
Randell L. Mills Andreas Voigt Paresh Ray Mark Nansteel Bala Dhandapani J. J. Balmer

Line broadening of the hydrogen Balmer lines provides a sensitive measure of the number and energy of excited hydrogen atoms in a glow discharge plasma. The width of the 656.5 nm Balmer α line emitted from gas discharge plasmas having atomized hydrogen from pure hydrogen alone, hydrogen with magnesium or strontium, a mixture of 10% hydrogen and helium, argon, krypton, or xenon, and a mixture of...

Journal: :Minerals 2021

In order to provide important details concerning the adsorption reactions of Sr, batch and a set both ex situ in Grazing Incidence X-ray Absorption Fine Structure (GIXAFS) experiments were completed on powdered TiO2 rutile(110), reacted with either SrCl2 or SrCO3 solutions. sorption capacity for strontium (Sr) ranges from 550 ppm (SrCl2 solutions, second kinetics) 1400 (SrCO3 first kinetics), r...

پوربافرانی, احمد, سلامتی, هادی , کاملی , پرویز ,

  In this article, bulk and thin film samples of strontium ferrite have been studied. Due to the high electrical resistivity in strontium ferrite, energy loss due to eddy currents reduces and because of this, it can be used in high frequency magnetic circuits. On the other hand, strontium ferrite has attracted much attention as a permanent magnet. At first, we study the preparation process of b...

Journal: :Journal of structural biology 2014
Susana Galante-Oliveira Raquel Marçal Fernanda Guimarães Jorge Soares José Carlos Lopes Jorge Machado Carlos Barroso

Gastropod statoliths are spherical biocarbonates formed during their lifespan. The stability and homogeneity of these structures' mineral matrix was characterised along their radiuses, using Nassarius reticulatus as a model. Generally, they were proved to be bimineralic. Two of the three CaCO3 crystalline polymorphs occurring in biocarbonates - aragonite and calcite - coexist along statolith ra...

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