Results 91 to 100 of about 187,748 (285)

Bismuth‐Based Semiconductors in Photocatalytic CO2 Reduction: Catalysts, Progress, and Future Perspectives

open access: yesCarbon and Hydrogen, EarlyView.
This review systematically summarizes research progress on bismuth‐based semiconductor photocatalytic materials in the field of CO2 reduction. It focuses on elucidating the mechanisms by which four modification strategies—including heteroatom doping, oxygen vacancy engineering, microstructural control, and heterostructure fabrication—regulate band ...
Shuisen He   +6 more
wiley   +1 more source

MXenes as a Versatile Platform for High‐Energy‐Density Asymmetric Supercapacitors

open access: yesCarbon Energy, EarlyView.
MXenes with high conductivity and tunable surface chemistry are reviewed as advanced electrodes for asymmetric supercapacitors. MAX‐phase synthesis, surface and interlayer engineering, defect modulation, and composite designs are discussed, highlighting enhanced ion transport, pseudocapacitance, energy density, cycling stability, and sustainable routes
Seul‐Yi Lee   +3 more
wiley   +1 more source

Precursor-template Strategy toward Hollow Nanostructured Li(Ni1/3Co1/3Mn1/3)O2 Microspheres Cathode with Enhanced Electrochemical Performance

open access: yesInternational Journal of Electrochemical Science, 2018
The hollow nanostructured Li(Ni1/3Co1/3Mn1/3)O2 (NCM) microspheres with low Li/Ni disorder were fabricated by precursor-template approach and investigated electrochemically as lithium ion batteries (LIBs) cathode. The as-obtained NCM microspheres cathode
Zhenya Kang   +3 more
doaj   +1 more source

A New Method for the Preparation of Monoporous Hollow Microspheres

open access: yesLangmuir, 2010
The feasibility of producing a hollow microsphere with a single hole in its shell by coaxial electrohydrodynamic atomization (CEHDA) is demonstrated. Polymethylsilsesquioxane (PMSQ) was used as a model shell material encapsulating a core of a volatile liquid, perfluorohexane (PFH), which was subsequently evaporated to produce the hollow microspheres ...
Chang, M, Stride, E, Edirisinghe, M
openaire   +2 more sources

Infinite Functional Versatility, Formidable Limits: Evaluating Gallium‐Based Liquid Metals in Rechargeable Batteries

open access: yesCarbon Energy, EarlyView.
Beyond the hype surrounding the self‐healing properties of gallium‐based liquid metals (Ga‐LMs), this perspective critically examines their functional roles in metal‐ion batteries, highlighting both their underlying merits and the often‐overlooked challenges, including non‐representative design and testing configurations, performance overestimations ...
Turly P. P. Sumanasekara   +7 more
wiley   +1 more source

Synthesis and Optical Properties of Solid and Hollow ZnO Microspheres Prepared by Hydrothermal Method

open access: yesMedžiagotyra, 2018
We successfully synthesized solid and hollow ZnO microspheres by a template-free hydrothermal method on the substrate of porous alumina membranes. The morphology of prepared sample was characterized by scanning electron microscopy and transmission ...
Lite ZHAO   +9 more
doaj   +1 more source

Microwave-assisted ionic liquid solvothermal rapid synthesis of hollow microspheres of alkaline earth metal fluorides (MF2, M = Mg, Ca, Sr)

open access: yes, 2012
A microwave-assisted ionic liquid solvothermal method is demonstrated to synthesize CaF2 double-shelled hollow microspheres. This method is simple and time-saving and can also be extended to prepare hollow microspheres of MgF2 and ...
Zhu, Ying-Jie, Xu, Jingsan
core   +1 more source

Dual‐Function Electrocatalysis: Simultaneous Wastewater Remediation and Hydrogen Evolution—A Comprehensive Review

open access: yesCarbon Energy, EarlyView.
Replacing the oxygen evolution reaction with the electro‐oxidation of pollutants and waste streams offers an energy‐efficient route for simultaneous hydrogen production and pollutant remediation. This review summarizes the reaction mechanisms, catalyst design principles, and emerging paired‐electrolysis strategies that govern activity, selectivity ...
Safa Al‐Yahyaey   +4 more
wiley   +1 more source

A 5-fluorouracil-loaded floating gastroretentive hollow microsphere: development, pharmacokinetic in rabbits, and biodistribution in tumor-bearing mice

open access: yesDrug Design, Development and Therapy, 2016
Yu Huang,1,* Yumeng Wei,1,* Hongru Yang,2 Chao Pi,1 Hao Liu,1 Yun Ye,1,3 Ling Zhao1 1Department of Pharmaceutical Sciences, College of Pharmacy, Sichuan Medical University, 2Department of Oncology, 3Department of Pharmacy, The First Affiliated Hospital ...
Huang Y   +6 more
doaj  

Polylactide microcapsules and films: preparation and properties [PDF]

open access: yes, 2009
This thesis aims at preparation of hollow polylactide (PLA) microcapsules for use as ultrasound contrast agents with controlled size, structure and mechanical and thermal properties.
Sawalha, H.I.M.
core  

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