Results 31 to 40 of about 5,515 (198)

Copper‐based Materials for Photo and Electrocatalytic Process: Advancing Renewable Energy and Environmental Applications

Advanced Functional Materials, EarlyView.
Cu‐based catalysts as a cornerstone in advancing sustainable energy technologies are fully reviewed in this manuscript, highlighting their potential in photo‐ and electrocatalysis. It includes metallic copper, copper oxides, copper sulfides, copper halide perovskites, copper‐based metal–organic frameworks (MOFs), and covalent organic frameworks (COFs),
Jéssica C. de Almeida, Yanjie Wang, Thais A. Rodrigues, Paulo H. H. Nunes, Vagner R. de Mendonça, Paulo H. E. Falsetti, Leticia V. Savazi, Tao He, Alexandra V. Bardakova, Aida V. Rudakova, Jie Tian, Alexei V. Emeline, Osmando F. Lopes, Antonio Otavio T. Patrocínio, Jia Hong Pan, Caue Ribeiro, Detlef W. Bahnemann   +16 more
wiley   +1 more source

Colorimetric/Fluorescent Dual‐Mode Sensing of Mercury Ions and Solid‐Phase On‐Site Fast Detection Using AIE‐Active Coumarin Derivative TXDS

Aggregate
Mercury ions present severe threats to both human health and the environment, making their detection of paramount importance. Here, we innovatively designed and synthesized coumarin derivative–based probe TXDS. By virtue of the robust interaction between
Huaqing Zhang, Yan Xia, Dongfeng Li, Ruibin Hou   +3 more
doaj   +1 more source

Bimetallic Nanoparticles as Cocatalysts for Photocatalytic Hydrogen Production

Advanced Functional Materials, EarlyView.
Recent developments have introduced bimetallic nanoparticles as effective cocatalysts for photocatalytic systems. This review explores the rapidly expanding research on bimetallic cocatalysts for photocatalytic production of hydrogen, emphasizing the creation of carrier‐selective contacts, localized surface plasmon resonance effects, methodologies for ...
Yufen Chen, Asier Agrelo‐Lestón, Ignasi Burgués‐Ceballos, Jordi Llorca, Lluís Soler   +4 more
wiley   +1 more source

Mechanochemical synthesis of fluoride-ion conducting glass and glass–ceramic in ZrF4–BaF2 binary system

Scientific Reports
Fluoride glasses in the binary system ZrF4–BaF2 were prepared via mechanochemical treatment. The glass-forming region of the ZrF4–BaF2 system obtained using the mechanochemical method was wider than that obtained using the conventional melt-quenching ...
Kota Motohashi, Hiroshi Higuchi, Hiroshi Nakajima, Shigeo Mori, Atsushi Sakuda, Akitoshi Hayashi   +5 more
doaj   +1 more source

Creation of Modified Aluminum Powders with Increased Reactivity for Energy Systems

Crystals
Aluminium plays a key role in developing modern energy technologies, from electrical systems to high-energy materials, providing a combination of functionality, economy, and reliability, but the oxide film on its particles reduces the effective ...
Ayagoz E. Bakkara, Ainur S. Khairullina, Aida B. Artykbayeva, Alua E. Maten, Aizhan O. Nugymanova, Anar O. Zhapekova, Bakhtiyar S. Sadykov   +6 more
doaj   +1 more source

Synthesis of Powder Materials with Particles Encapsulated into Carbon Containing Nanostructural Films

Eurasian Chemico-Technological Journal, 2010
Particles of a complex structure: a quartz nucleus encapsulated into metalpolymer carbon containing nanosize film of the type “cluspol” have been obtained as a result of mechanochemical treatment of quartz with carbon containing organic compounds ...
Z. A. Mansurov, N. N. Mofa, T. A. Shabanova   +2 more
doaj   +1 more source

Mechanochemical Treatments of Commercial Vermiculites

Minerals
This study investigates the mechanochemical transformation of commercial vermiculites from Uganda and China, processed for 30 minutes (30 min), 8 hours (8 h), and 24 hours (24 h). Structural and textural modifications were analyzed using X-ray diffraction (XRD), thermogravimetric analysis (TGA), BET surface area measurements, and scanning electron ...
Celia Marcos, Javier F. Reynes, Pedro Álvarez-Lloret   +2 more
openaire   +1 more source

Mechanochemistry‐Assisted Solvent‐Free Supramolecular Engineering for Atomic‐Layered Carbon Nitride Nanosheets with Enhanced Photocatalytic Hydrogen Evolution

Advanced Functional Materials, EarlyView.
A solvent‐free mechanochemistry‐enabled supramolecular engineering strategy is developed to directly synthesize covalent‐interconnected two‐dimensional atomic‐layered carbon nitride nanosheets photocatalyst, bypassing conventional top‐down exfoliation requirements.
Fanglei Yao, Jingwen Sun, Huiru Duan, Yongsheng Fu, Jin Wang, Liming Dai, Jingsan Xu, Junwu Zhu   +7 more
wiley   +1 more source

NANOMODIFICATION OF β-AgI CRYSTALS [PDF]

Физико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2011
Nanostructured powder β-AgI was synthesized by using the exchange reaction in aquatic solutions of AgNO3 and KI. The size of the crystals was determined by electron microscopy scanning.
V.V. Tomaev, Y.S. Tver'yanovich, M.D. Bal'makov   +2 more
doaj  

Dry synthesis of brannerite (UTi2O6) by mechanochemical treatment

High Temperature Materials and Processes, 2023
A powder mixture of UO2 and TiO2 was mechanochemically treated in a planetary ball mill under Ar atmosphere for 1 h using a tungsten carbide vial and balls as the milling medium.
Akiyama Daisuke, Mishima Tomoki, Okamoto Yoshihiro, Kirishima Akira   +3 more
doaj   +1 more source