Results 191 to 200 of about 98,861 (281)

In Situ Investigation of Microstructure Evolution and Stress Generation During Low‐Pressure Carburizing and Quenching by Means of Synchrotron X‐Ray Diffraction

open access: yessteel research international, EarlyView.
This study uses in situ synchrotron X‐ray diffraction at the German Electron Synchrotron to analyze low‐pressure carburizing (LPC) in steels. The findings reveal surface carbon saturation and carbide formation kinetics, and phase‐specific stress development during quenching. The results show carbide kinetics depend on steel grade and size, while stress
Ogün Baris Tapar   +6 more
wiley   +1 more source

The Application of Hydrochar Composite Briquettes for Sustainable Slag Foaming in the Electric Arc Furnace Process

open access: yessteel research international, EarlyView.
Hydrochar‐mill‐scale briquettes with varying C/O molar ratios (0.07–0.90) have been tested at 1650 °C to evaluate their slag foaming performance for electric arc furnace application. All seven briquette recipes developed succeed in promoting slag foaming.
Yu‐Chiao Lu   +3 more
wiley   +1 more source

Mechanochemical Nitrous Oxide Decomposition. [PDF]

open access: yesAdv Mater
Kim SH   +16 more
europepmc   +1 more source

Platinum–Copper Dual‐Atom Catalyst Enables the Selective Electro‐Oxidation of 5‐Hydroxymethylfurfural to 2,5‐Furandicarboxylic Acid

open access: yesSusMat, EarlyView.
A platinum–copper dual‐atom catalyst was developed for the selective electrooxidation of 5‐hydroxymethylfurfural (HMF) to 2,5‐furandicarboxylic acid (FDCA) in alkaline solution, achieving a FDCA yield of 97.4% at 1.42 V. DFT and experimental analyses reveal that Pt atoms enrich the OH* coverage, driving deep oxidation of HMF on adjacent Cu atoms ...
Yongfang Zhou   +5 more
wiley   +1 more source

Effects of Pyrolysis Control Parameters on the Structural Properties of Biomass‐Derived Activated Carbon Materials and Their Energy Applications

open access: yesThe Chemical Record, EarlyView.
Tubular pyrolysis synthesis is a widespread method to produce activated carbons (ACs). This review focuses on the different controlling parameters of the tubular pyrolysis synthesis method and their influence on the performance of synthesized ACs, thereby considering both experimental aspects and the use of plant‐based biomasses (PBBs) as feedstock ...
Meenal Gupta   +6 more
wiley   +1 more source

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