نتایج جستجو برای: explosives

تعداد نتایج: 2260  

2016
Ying Teng Yew Adriano Ambrosi Martin Pumera

Detection of nitroaromatic explosives is of paramount importance from security point of view. Graphene sheets obtained from the electrochemical anodic exfoliation of graphite foil in different electrolytes (LiClO4 and Na2SO4) were compared and tested as electrode material for the electrochemical detection of 2,4-dinitrotoluene (DNT) and 2,4,6-trinitrotoluene (TNT) in seawater. Voltammetry analy...

ژورنال: مواد پرانرژی 2020

HMX and PETN explosives are the most important and usable explosives in the military and defense industries and possess wide range of applications for military as well as commercial applications. Numerous difficulties are encountered during the processing, conveying and storage of powders which are all attributed to their electrostatic charging. Indeed, charged powders could cause damage rangin...

Journal: :Scientific American 1899

Journal: :Royal United Services Institution. Journal 1894

Journal: :Journal of Forensic Sciences 2009

2011
N. Palka

Terahertz range of electromagnetic spectrum (0.1 ÷ 10) THz has focused attention of scientists for years because of many interesting features including existence of spectral fingerprints of many materials (also explosives), through clothing imaging and safety for human being. Such advantages are of great importance for biochemical, defense and security related applications. Scanning of pure exp...

Journal: :Journal of forensic sciences 2004
Xiaoma Xu Anick M van de Craats Peter C A M de Bruyn

A highly sensitive screening method based on high performance liquid chromatography atmospheric pressure ionization mass spectrometry (HPLC-API-MS) has been developed for the analysis of 21 nitroaromatic, nitramine and nitrate ester explosives, which include the explosives most commonly encountered in forensic science. Two atmospheric pressure ionization (API) methods, atmospheric pressure chem...

Journal: :The International Conference on Chemical and Environmental Engineering 2012

High Energy Materials is a term that is used for explosives, propellants and pyrotechnics. Explosives are used for military applications. 5-Picrylamino-1,2,3,4-tetrazole(PAT) is an explosive substance. In this study the reactions of the 5-Picrylamino-1,2,3,4-tetrazole(PAT) with nanostructures of fullerene and boron nitride nano-cages in different conditions of temperature, with density function...

ژورنال: مواد پرانرژی 2019

Promote chemical technologies is an innovation that reduce or eliminate use or production of hazardous materials in the design, manufacture and use of chemical products. According to this law, reduce pollution at source is fundamentally different and more desirable than waste management and pollution control. Nowadays, this new approach known as green chemistry, which is: The design of chemical...

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