Results 61 to 70 of about 2,060,424 (300)

Electrocatalytic hydrogen evolution performance of mesoporous Ni/NiO/carbon composites fabricated from carbon dots [PDF]

open access: yes
Mesoporous Ni/NiO/carbon composites were successfully prepared from the tri-component self-assembly of carbon dots, nickel precursors and surfactant F127.
Yan, Yang   +5 more
core   +1 more source

“Smelltronics”—From Gas to Smell Sensing

open access: yesAdvanced Materials, EarlyView.
The emerging field of smelltronics, encompassing sensing technologies for complex volatile organic compounds, holds significant potential for extracting valuable chemical information. It facilitates the noninvasive, real‐time monitoring of humans, food, and the environment.
Takeshi Ono   +7 more
wiley   +1 more source

Escaping the Scaling Relationships in Oxygen Reduction Catalysis: Implications for PEM Fuel Cells

open access: yesAdvanced Materials, EarlyView.
Escaping the scaling relationships of the oxygen reduction reaction is vital for hydrogen fuel cells. This outlook examines how interfacial heterogeneity, spanning the subsurface lattice, chemisorption layer, and near‐interface solvation volume, mechanistically decouples intermediate binding energetics.
Muhammad Bilal Wazir   +2 more
wiley   +1 more source

Synthesis of CoFe2O4/mesoporous-carbon hybrid nanocomposite with enhanced microwave absorption in K and Ka-band

open access: yesAIP Advances
In the present investigation, CoFe2O4/mesoporous-carbon nanocomposites were synthesized using a facile hydrothermal method and demonstrate their dual band (K and Ka-band) microwave absorption properties, where radiation from high-resolution and close ...
Pooja Pantola   +4 more
doaj   +1 more source

A comparative optimisation study of activated carbon production from hazelnut shells by thermal and microwave heating methods [PDF]

open access: yes, 2014
This research has studied the optimisation of activated carbon production from waste hazelnut shells, using both conventional and microwave heating techniques.
Sharifan, Suzan
core   +1 more source

Polymeric Sorbents as Energy‐Efficient Alternative to Cryogenic Distillation for Light Hydrocarbon Purification

open access: yesAdvanced Materials, EarlyView.
The transition from cryogenic distillation to polymeric sorbents for light hydrocarbon purification is crucial for energy and environmental sustainability. The polymeric sorbents are engineered to separate gas mixtures based on their specific properties.
Kelechi Festus   +9 more
wiley   +1 more source

Removal of F− from Water Using Templated Mesoporous Carbon Modified with Hydrated Zirconium Oxide

open access: yes, 2020
Three types of MgO-templated mesoporous carbon possessing different specific surface area and pore size distribution were modified with hydrated zirconium oxide (ZrO2·xH2O) to prepare fluoride anion (F−) adsorbents.
Tomoya Takada
core   +1 more source

Sustainable and Multifunctional Natural Macromolecular Polymers for Aqueous Zn Metal Batteries

open access: yesAdvanced Materials, EarlyView.
We comprehensively review the structure‐function relationships and regulatory mechanism of natural macromolecular polymers in stabilizing zinc anodes at the microscopic and mesoscopic scales. The interactions among polymer structures, optimization strategies, and regulatory mechanisms are discussed systematically summarizing recent related research ...
Yunuo Shi   +13 more
wiley   +1 more source

Preparation of mesoporous carbon/polypyrrole composite materials and their supercapacitive properties

open access: yesJournal of Electrochemical Science and Engineering, 2011
We synthesized mesoporous carbons/polypyrrole composites, using a chemical oxidative polymerization and calcium carbonate as a sacrificial template. N2 adsorption-desorption method, Fourier infrared spectroscopy, and transmission electron microscopy were
Wu-Jun Zou   +5 more
doaj   +2 more sources

Interfacial Assembly of Functional Mesoporous Carbon‐Based Materials into Films for Batteries and Electrocatalysis

open access: yesAdvanced Materials Interfaces, 2022
The rapid increase in energy demands and environmental issues have attracted tremendous attention in the development of new functional materials for sustainable energy technology.
Hongbin Xu   +4 more
doaj   +1 more source

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