نتایج جستجو برای: green synthesize
تعداد نتایج: 164131 فیلتر نتایج به سال:
A rapid and efficient one-pot, four-component protocol towards the synthesis of polyhydroquinoline derivatives has been developed. The condensation of aldehyde, dimedone, ethyl acetoacetate and ammonium acetate in presence of stannous chloride was carried out under solvent free condition to synthesize a variety of polyhydroquinoline derivatives in good to excellent yields. Stannous chloride was...
In the present study, an attempt has been made to synthesize 3-methyl-4-arylmethylene isoxazole-5(4H)-one derivatives through sonication of hydroxylamine hydrochloride, ethyl acetoacetate and benzaldehyde derivatives in the presence of imidazole as a novel and effective catalyst in aqueous media. This green reaction under ultrasound irradiation has advantageous compared to conventional...
Photothermal therapy (PTT) is a novel for cancer treatment which based on the conversion of photon energy into heat (>43 °C), and photoacoustic imaging (PAI) new bioimaging method diagnosing monitoring cancer. To enhance impact depth PTT signal PAI, near-infrared (NIR)-absorbing photothermal agents are usually used. The development NIR-absorbing with excellent properties, such as high stabil...
Transition-Metal Nanoparticle Catalysts Anchored on Carbon Supports via Short-Chain Alginate Linkers
This study reports a green, inexpensive, and highly versatile procedure to synthesize well-dispersed transition-metal nanoparticles anchored on carbon supports. The resulting metal loadings are 26 ...
The one-step condensation between the Green Fluorescence Protein (GFP) chromophore and 1H-imidazole-5-carbaldehyde catalyzed by ZnCl(2) proved to be a facile method to synthesize the red Kaede chromophore and its derivatives (1a-d, 2, and 3 > 70%), among which 1a then demonstrated its potential as a dye in solar cell, with a moderate conversion efficiency (eta) of 3.04%.
Assimilating green chemistry principles in nanotechnology is a developing area of nanoscience research nowadays. Thus, there is a growing demand to develop environmentally friendly and sustainable methods for the synthesis of nanoparticles that utilize nontoxic chemicals, environmentally benign solvents, and renewable materials to avoid their adverse effects. A simple, economic, and environment...
A novel, efficient and green MOFs-templated sulfidation route has been developed to synthesize Cu(1.96)S-C hybrid composites, in which ultrafine Cu(1.96)S nanoparticles are embedded uniformly within porous carbon octahedra. The as-synthesized composites exhibit high specific capacitance and good cycling performance in supercapacitors.
We hereby report on a pioneering and inspiring solid oxide cell which, assisted by natural gas, utilizes a bifunctional electrolysis cell configuration to effectively consume CO2 to produce CO at the cathode side and simultaneously synthesize highly valuable syngas (mixture of CO and H2) at the anode side via a one-step green process.
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