Results 41 to 50 of about 270,175 (342)

Controversy Over Chemical Weapons Dumped in the Baltic Sea [PDF]

open access: yesBiuletyn Wojskowej Akademii Technicznej, 2022
The purpose of this study is to discuss and attempt to analyse the issue of chemical weaponscontaining chemical warfare agents (CWA) and conventional ammunition containing toxic chemicalsthat pose a threat to the ecological safety of the Baltic Sea ...
Krzysztof Świder
doaj   +1 more source

Reactive Organic Suspensions Comprising ZnO, TiO2, and Zeolite Nanosized Adsorbents: Evaluation of Decontamination Efficiency on Soman and Sulfur Mustard

open access: yesToxics, 2021
This paper comprises an extensive study on the evaluation of decontamination efficiency of three types of reactive organic suspensions (based on nanosized adsorbents) on two real chemical warfare agents: soman (GD) and sulfur mustard (HD). Three types of
Raluca Elena Ginghina   +9 more
doaj   +1 more source

Drugs as Chemical Weapons: Past and Perspectives

open access: yesToxics, 2023
The emergence of modern chemical weapons and chemical warfare is traditionally associated with World War I, but the use of poisons in the military has its roots deep in the past.
Vladimír Pitschmann, Zdeněk Hon
doaj   +1 more source

Study on Hydrolysis Reaction Rate of Several Chemical Warfare Agents [PDF]

open access: yesE3S Web of Conferences, 2021
According to the first-order kinetic reaction equation, the hydrolysis rate constants of homogeneous and heterogeneous phase of eight poisons under different conditions were calculated, and the relationship between hydrolysis rate constants and ...
Xuezhi Dai
doaj   +1 more source

Opium trade and use during the Late Bronze Age: Organic residue analysis of ceramic vessels from the burials of Tel Yehud, Israel

open access: yesArchaeometry, EarlyView., 2022
Abstract Organic residue analysis was conducted on various vessels from burials at Tel Yehud, Israel. The analyses led to new reliable evidence for the presence of opioid alkaloids and their decomposition products. This research revitalizes a decades‐old discussion on the presence and function of the opium trade across a cultural region of utmost ...
Vanessa Linares   +5 more
wiley   +1 more source

Defesa química: histórico, classificação dos agentes de guerra e ação dos neurotóxicos

open access: yesQuímica Nova, 2012
Chemical agents are substances used for their toxic effects on humans, animals and plants. The main objective of chemical defense is to develop systems that reduce these effects while minimizing impact on the operational capacity of military troops.
Gustavo Rocha Silva   +3 more
doaj   +1 more source

Fluorescent Discrimination between Traces of Chemical Warfare Agents and Their Mimics [PDF]

open access: yes, 2014
An array of fluorogenic probes is able to discriminate between nerve agents, sarin, soman, tabun, VX and their mimics, in water or organic solvent, by qualitative fluorescence patterns and quantitative multivariate analysis, thus making the system ...
Berg, Alexander   +10 more
core   +1 more source

Overcoming Challenges in Small‐Ring Transfer: Direct Decarboxylative Hydroalkylation of Alkenes via Iron‐Thiol Catalysis

open access: yesAngewandte Chemie, EarlyView.
Herein, we present a catalytic approach for the direct decarboxylation of challenging CF3‐cyclopropyl and cyclobutyl carboxylic acids using cooperative iron‐thiol catalysis. This strategy enables the efficient generation of valuable radicals that can be incorporated into activated and unactivated alkenes, offering access to elusive chemical space ...
Rahul Giri   +5 more
wiley   +2 more sources

The Chemical Weapons Convention and Riot Control Agents: Advantages of a “Methods” Approach to Arms Control [PDF]

open access: yes, 2012
This technical report summarizes a number of results for the multivariate t distribution which can exhibit heavier tails than the Gaussian distribution.
Kastan, Benjamin
core   +2 more sources

Study on Disposal and Destruction of Abandoned Chemical Weapons by the Japanese Army in China [PDF]

open access: yes, 2012
Abandoned chemical weapons (ACW) by the Japanese Army in China belong to old chemical weapons, which were produced in World WarII, buried underground or underwater.
Cui, Xinling   +3 more
core   +1 more source

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