Results 81 to 90 of about 136,082 (203)
Application Research of Photochemical Vapor Generation and Inductively Coupled Plasma Mass Spectrometry [PDF]
本论文建立了光化学蒸汽发生(PCVG)-电感耦合等离子体质谱(ICPMS)联用技术同时测定钴(Co)、砷(As)、锑(Sb)、硒(Se)、碲(Te)等五种元素及直接测定八种As和Se形态的方法。建立的在线分离测定方法具有快速和准确的特点,为Co、As、Sb、Se和Te的同时测定及As和Se形态的直接测定提供了新的技术手段。本论文分为4章,具体内容如下: 第1章介绍了环境中Co、As、Sb、Se、Te和不同As、Se形态的理化性质及危害,并对上述元素常用的分析测定方法和研究进展进行了概述 ...
朱建颖
core
Blood clearance and tissue distribution of PEGylated and non-PEGylated gold nanorods after intravenous administration in rats\ud [PDF]
Aims: To develop and determine the safety of gold nanorods, whose aspect ratios can be tuned to obtain plasmon peaks between 650 and 850 nm, as contrast enhancing agents for diagnostic and therapeutic applications.
Jong, Wim H. de +7 more
core +4 more sources
Clinical research indicates that negative calcium balance is associated with low bone mass, rapid bone loss, and high fracture rates. However, some studies revealed that not only calcium is involved in bone strengthening as risk factor of fracture ...
Zairin Noor +5 more
doaj +1 more source
Mapping diagenesis in archaeological human bones
We describe a procedure for ascertaining the extent of diagenesis in archaeological human skeletons through the distribution of Sr, Ba, Cu, Pb, Fe, and Mn in cross-sections of femoral cortical bone.
Kaare Lund Rasmussen +5 more
doaj +1 more source
The effect of a meat extract on iron absorption in young women : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Human Nutrition at Massey University, Palmerston North Campus, New Zealand [PDF]
Iron deficiency is a global problem for which determinants and solutions need to be investigated. The first part of this study assessed the iron status and dietary intakes of 85 non vegetarian women aged 18-40 years living in the Manawatu region ...
Beck, Kathryn Louise
core
INTRODUCTION. Gelatine capsules are an essential dosage form used for many medicinal products. Gelatine capsules are subject to quality control in accordance with the requirements of the general monograph on capsules of the State Pharmacopoeia of the ...
V. M. Shchukin +4 more
doaj +1 more source
Determining lead sources in Mexico using the lead isotope ratio
OBJECTIVE: Lead poisoning can, in some cases, be traced to a specific route or source of exposure on the basis of the individual's blood lead isotope ratio.
Chaudhary-Webb Madhu +7 more
doaj
Inductively Coupled Plasma-Mass Spectrometry
Gomathi Nageswaran +2 more
openaire +4 more sources
Silicon purification using a Cu-Si alloy source [PDF]
Production of 99.9999% pure silicon from 98% pure metallurgical grade (MG) silicon by a vapor transport filtration process (VTP) is described. The VTF process is a cold wall version of an HCl chemical vapor transport technique using a Si:Cu3Si alloy as ...
Olson, J. M., Powell, R. C., Tejedor, P.
core +1 more source
Currently, the most common methods to measure the activity of transuranium elements in biological samples are alpha radiometry and alpha spectrometry. Of these, alpha spectrometry is the most sensitive and selective method.
V. R. Batalov +3 more
doaj +1 more source

