نتایج جستجو برای: chemical agent

تعداد نتایج: 619488  

Journal: :Studies in engineering education 2022

Background: Little is known about how doctoral advising relationships form, but understanding the inception of these can be helpful to address attrition. Chemical Engineering programs highly structure this advisor-advisee selection when compared other engineering programs.Purpose: This study examines two in practice process from perspective their faculty. In particular, our uses principal-agent...

2011
MARCELA ACHIM LAURIAN VLASE IOAN TOMUŢĂ DANA MUNTEAN CRISTINA IUGA RADU GEORGESCU SORIN LEUCUŢA

Preformulation studies regarding a physico-chemical evaluation of memantine, a non-competitive N-methyl-D-aspartate (NMDA) receptor antagonist, are presented in this work. This characterization of memantine is pre-required for the formulation of a parenteral solution. The water solubility, the thermal behavior and the chemical stability in aqueous solution, depending on the pH, temperature, UV ...

Journal: :Annual review of biomedical engineering 2003
Alan J Russell Jason A Berberich Geraldine F Drevon Richard R Koepsel

Recent events have emphasized the threat from chemical and biological warfare agents. Within the efforts to counter this threat, the biocatalytic destruction and sensing of chemical and biological weapons has become an important area of focus. The specificity and high catalytic rates of biological catalysts make them appropriate for decommissioning nerve agent stockpiles, counteracting nerve ag...

In this scientific research, MnO2 nanoparticles (NPs) have been successfully prepared by a precipitation method using KMnO4, MnSO4.H2O and H2O2 (30%) as the precursors. As-prepared sample was identified by X-ray diffraction (XRD), Scanning electron microscopy (SEM), Transmission electron microscopy (TEM) and Infrared (IR) techniques. The transmission electron microscopy (TEM) showed 7-8 nm rang...

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