نتایج جستجو برای: cocatalyst

تعداد نتایج: 432  

Journal: :Chemical communications 2015
Sibo Wang Zhengxin Ding Xinchen Wang

Spinel ZnCo2O4 nanostructures have shown great opportunities in energy related areas. However, the applications of ZnCo2O4 for the conversion of CO2 are much less reported. Herein, we present the use of mesoporous ZnCo2O4 nanorods as efficient and high stable cocatalysts for the photochemical reduction of CO2 under mild reaction conditions.

Journal: :Battery energy 2023

Photocatalytic hydrogen production via solar energy is considered one of the most strategic ways to produce renewable energy. However, expensive Pt normally used as cocatalyst during photocatalysis, which prevents commercialization. Therefore, extensive research has been performed seek abundant and low-cost alternative catalysts. In this work, MoS2 quantum dots (QDs) synthesized by a hydrotherm...

Journal: :Nature Communications 2021

Abstract Solar conversion of CO 2 into energy-rich products is one the sustainable solutions to lessen global energy shortage and environmental crisis. Pitifully, it still challenging attain reliable affordable conversion. Herein, we demonstrate a facile one-pot approach design core-triple shell Mn, C-codoped ZnO hollow spheres as efficient photocatalysts for reduction. The Mn ions, with switch...

Journal: :ACS Applied Materials & Interfaces 2021

Metal cocatalyst loading is one of the most widely explored strategies in promoting photocatalytic solar energy conversion. Engineering surface-active facets metal and exploring how t...

Journal: :Materials advances 2023

The Zn-doped Cu 2 O crystals were decorated with CoNi cocatalyst using electrodeposition technique. This approach successfully enhanced the photocatalytic activity and photostability of photocatalyst.

Journal: :Physical chemistry chemical physics : PCCP 2018
E S Merijn Blaakmeer Ernst R H van Eck Arno P M Kentgens

The most commonly used cocatalyst species in Ziegler-Natta catalysts are aluminium alkyls. In this study we aim to find the interaction between aluminium centres of these activators and other components in the ZNC system. Initially we look at binary systems of Al-alkyl/MgCl2 and ternary systems of Al-alkyl/MgCl2/TiCl4, followed by donor containing systems. The aluminium alkyls prove to be very ...

Journal: :Journal of Materials Science: Materials in Electronics 2021

Construction of heterojunction and decoration cocatalyst are two vital strategies to accelerate migration charge carriers. However, the fabrication routs multi-composites usually complex expensive. In this work, Bi2O2CO3/Bi2O3/Bi ternary composite was fabricated via a facile one-step redox reaction. Ethylene glycol selected as solvent during whole reaction process. Moreover, ethylene an excelle...

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