Results 21 to 30 of about 458,689 (285)

Proteomic responses to gold(III)-toxicity in the bacterium Cupriavidus metallidurans CH34 [PDF]

open access: yes, 2016
Accepted 11th October 2016The metal-resistant β-proteobacterium Cupriavidus metallidurans drives gold (Au) biomineralisation and the (trans)formation of Au nuggets largely via unknown biochemical processes, ultimately leading to the reductive ...
Brugger, J.   +8 more
core   +1 more source

Coating of 2-Aminobenzimidiazole and 1-(o-Tolyl)biguanide Functionalized Silicas on Iron Sand Magnetic Material for Sorption of [AuCl4]

open access: yesIndonesian Journal of Chemistry, 2019
Two novel materials of 2-aminobenzimidiazole (AB) and 1-(o-tolyl)biguanide (TB) modified silicas coated on the iron sand magnetic material (MM@SiO2/AB and MM@SiO2/TB) have been synthesized and were used to adsorb Au(III) from Au/Cu/Ni solution.
Nuryono Nuryono   +4 more
doaj   +1 more source

Eliminasi Gangguan Matriks Dalam Analisis Merkuri Hg Sebagai Senyawa Kompleks Thio Michler\u27s Keton Secara Spektrofotometri [PDF]

open access: yes, 2016
. A research of analysis method for determination of mercury through formation of complex with 4,4\u27-bis(dimethylamino)thiobenzophenone TMK has been conducted. The green blue complex compound can be detected with spectrophoto-meter in conditions: lmax
Muti\u27ah, M. (Muti\u27ah)   +1 more
core   +2 more sources

L-Arginine-Modified Silica for Adsorption of Gold(III)

open access: yesIndonesian Journal of Chemistry, 2015
In this research, L-arginine-modified silica (SiO2-Arg) with 3-glycidoxypropyl-trimethoxysilane (GPTMS) as the linking agent has been synthesized through sol gel process for adsorption of Au(III) in aqueous solution.
Sri Hastuti   +2 more
doaj   +1 more source

Adsorption des matières organiques des eaux usées urbaines sur la bentonite modifiée par Fe(III), Al(III) et Cu(II) [PDF]

open access: yes, 2006
Une argile naturelle, la bentonite de Maghnia (ouest d’Algérie), a été purifiée et caractérisée par calcination, pH‑métrie, IR, XRD et SEM. Les résultats obtenus ont montré que l’argile a une conductance de 66,4 µS, une capacité d’échange cationique (CEC)
Bouchikhi, B., Kacimi, S., Meçabih, Z.
core   +1 more source

Temperature condition, sulfidation state, and gold formation mechanism of the Atash- Anbar polymetallic deposit (south Qazvin) based on mineralization, alteration and chemistry of ore minerals [PDF]

open access: yesپترولوژی, 2022
The NW-trending Urumieh-Dokhtar Magmatic Belt (UDMA) in the central-western Iran is a part of the Eastern Tethyan orogenic belt (Deng et al., 2018) and over past decades, it has become one of the most significant polymetallic (Au-Cu-Fe-Pb-Zn) provinces ...
Ebrahim Tale Fazel   +2 more
doaj   +1 more source

Functionalization of Fe3O4/SiO2 with N-(2-Aminoethyl)-3-aminopropyl for Sorption of [AuCl4]-

open access: yesIndonesian Journal of Chemistry, 2016
Synthesis of Fe3O4/SiO2 modified with N-(2-aminoethyl)-3-aminopropyl group (Fe3O4/SiO2/ED) via coating method and its application for adsorption-desorption of anionic gold in aqueous solution have been conducted. The synthesized product was characterized
Nuryono Nuryono   +3 more
doaj   +1 more source

Geology and mineralization of the Duobaoshan supergiant porphyry Cu-Au-Mo-Ag deposit (2.36 Mt) in Heilongjiang Province, China: A review

open access: yesChina Geology, 2023
The reserves of the Duobaoshan porphyry Cu-Au-Mo-Ag deposit (also referred to as the Duobaoshan porphyry Cu deposit) ranks first among the copper deposits in China and 33rd among the porphyry copper deposits in the world.
Sen Zhang   +12 more
doaj   +1 more source

Synthesis and Characterization of Charge Transfer Salts Based on [M(dcdmp)2] (M = Au, Cu and Ni) with TTF Type Donors

open access: yesCrystals, 2018
The charge transfer salts α-DT-TTF[Au(dcdmp)2] (1), BET-TTF[Au(dcdmp)2] (2M and 2T), α-DT-TTF[Cu(dcdmp)2] (3), ET[Cu(dcdmp)2] (4), (BET-TTF)2[Cu(dcdmp)2] (5), (ET)2[Ni(dcdmp)2] (6), and α-mtdt[Cu(dcdmp)2] (7) were obtained by electrocrystallization of ...
Rafaela A. L. Silva   +6 more
doaj   +1 more source

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