Results 61 to 70 of about 729,228 (244)

Gasification of Nickel-Preloaded Oil Palm Biomass with Air

open access: yesBulletin of Chemical Reaction Engineering & Catalysis, 2016
This study experimentally investigates the gasification of nickel-preloaded oil palm biomass as an alternative catalytic approach to produce clean syngas.
Syed Shatir A. Syed-Hassan   +1 more
doaj   +1 more source

Anion Exchange Membrane Water Electrolysis Based on Nickel Ferrite Catalysts

open access: yesChemElectroChem, 2023
A nickel ferrite was prepared by a liquid‐phase method and used as an oxygen evolution catalyst in an anion exchange membrane electrolyser. A complete physicochemical characterization of the catalyst was performed through X‐ray diffraction (XRD ...
Dr. Angela Caprì   +5 more
doaj   +1 more source

Nickel-Catalyzed Isomerization of Homoallylic Alcohols

open access: yes, 2023
Nickel-catalyzed isomerizations of homoallylic alcohols and a bishomoallylic alcohol are presented. These isomerization reactions occur in the presence of a simple nickel catalyst that does not require addition of an exogenous ligand.
Dustin D. Youmans (15425452)   +5 more
core   +1 more source

Directing Near‐Perfect (001) Orientation in Wafer‐Scale BiOI Thin Films via Halide‐Mediated van der Waals Stacking

open access: yesAdvanced Materials, EarlyView.
Our work introduces a new framework that fundamentally changes how orientation in bismuth oxyhalide systems is approached. Comprehensive experiments, backed by theoretical models, reveal the pivotal role of halide anions to modify the van der Waals stacking energies required to direct orientation. Our method enables the fabrication of near perfect (001)
Gabriel Aygur   +10 more
wiley   +1 more source

Optimization of Ni/ZnZr Catalyst for Enhanced Syngas Yield in Catalytic Pyrolysis of Rice Straw

open access: yesBioResources, 2023
To enhance the catalytic performance of nickel-based catalysts and improve their efficiency in biomass pyrolysis, a nickel-based catalyst supported on a ZnZr composite carrier was synthesized using the sol-gel method.
Lin Liu   +3 more
doaj   +2 more sources

Resistance of industrial nickel-containing methanation catalysts to the poisoning by organic carbon dioxide absorbents

open access: yesChimica Techno Acta, 2017
We report the results of studies on the influences of the organic carbon dioxide absorbent – aqueous solution of activated methyldiethanolamine (MDEA) – on the physico-chemical and mechanical characteristics of nickel-alumina catalyst NIAP-07-01 (NKM-1 ...
V. N. Efremov   +6 more
doaj   +1 more source

A Bifunctional Iron Nickel Catalyst for the Oxygen Evolution Reaction [PDF]

open access: yes, 2018
The oxygen evolution reaction (OER) is a key process that enables the storage of renewable energies in the form of chemical fuels. Although numerous transition metal oxides have been explored as OER catalysts, the scaling relationship of the binding ...
Elitsa, Petkucheva   +8 more
core   +2 more sources

Lattice Strain and Built‐In Field Synergistically Boost Urea Oxidation via Dynamic NiOOH Mediation at Multiphase Heterointerfaces

open access: yesAdvanced Materials, EarlyView.
A sulfur‐doped lignin‐derived carbon‐coated Ni‐NiO‐MoO2 nanorod array was synthesized, exhibiting enhanced UOR performance ‐ due to lattice‐strain and built‐in electric field effects by multiphase heterogeneous interface in Ni‐NiO‐MoO2@SC, excellent corrosion resistance, mass‐transport ability, and long‐term stability (500 mA cm−2 at 1.53 V for 500 h ...
Jiawei Li   +9 more
wiley   +1 more source

Catalytic Pyrolysis of Tar Model Compound with Various Bio-Char Catalysts to Recycle Char from Biomass Pyrolysis

open access: yesBioResources, 2016
Tar and char can be regarded as unwanted byproducts during the gasification process. In this study, three types of catalyst, i.e., biomass char (bio-char), nickel supported on biomass (Ni+bio-char), and nickel supported on bio-char (bio-char+Ni), were ...
Jinmiao Liu   +9 more
doaj   +1 more source

Bifunctional Catalysis Drives Efficient and Ethanol‐Producing Aqueous Zn‐CO2 Batteries

open access: yesAdvanced Materials, EarlyView.
A unified bifunctional catalyst breaks the trade‐off between CO2 reduction and O2 evolution, delivering high efficiency, ethanol production, and long‐term stability in Zn‐CO2 batteries while revealing degradation pathways for next‐generation bifunctional electrocatalysts.
Divyani Gupta   +9 more
wiley   +1 more source

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