impurities of drug substances may produce some side effects in patient. diclofenac na is a member of non-steroidal anti inflammatory drugs (nsaids) family, which is routinely used by patients for the treatment of rheumatoid arthritis and various pains. to develop a method for the determination of synthetic precursors which could be remained as impurities in raw drug materials, na diclofenac pow...

(Received February 1, 2008) As pointed out by Kutschera and Wójcik, very low concentration of protons combined with a specific density dependence of effective neutron– proton interaction could lead to a localization of “proton impurities” in neutron medium at densities exceeding four times normal nuclear matter density. We study consequences of the localization of protons for transport processe...

Future fusion reactors will require high divertor and core radiation by impurity seeding to limit divertor heat loads. In addition, high core densities are required to maximize the fusion power. A well established technique to reduce heat loads on divertor target plates is to insert low and medium Z impurities in the plasma to convert the heat flux into radiation [1]. Radiative cooling by nitro...

We investigate the influence of Kondo effect, namely, nonperturbative effect induced by heavy impurities, on chiral separation (CSE) in quark matter. employ a simple effective model incorporating condensate made light and quark, compute response function axial current to magnetic field static limit dynamical limit. As result, we find that catalyzes CSE both limits, particularly can be enhanced ...

This article reviews recent numerical studies of thermal transport in graphene, with a focus on molecular dynamics simulation, the atomistic Green’s function method, and the phonon Boltzmann transport equation method. The mode-wise phonon contribution to the intrinsic thermal conductivity (κ) of graphene and the effects of extrinsic mechanisms—for example, substrate, isotope, impurities, and de...

paracetamol that is known as acetaminophen have the most consume as an analgesic and antipyreticdrug in the world. that is formulated in single compound or mixture at many forms such astablets, syrups, suspensions and drops. the last form is intravenous injections. paracetamol derivedfrom 4-minophenol which is synthesized by acylated the p-acetaminophenol and acetic anhydride.4-aminophenol is t...