Results 91 to 100 of about 469,716 (286)

Toward Sustainable Smart Packaging: Demonstration of Laser‐Induced Graphene Sensors on Orange‐Based Substrates

open access: yesAdvanced Electronic Materials, EarlyView.
Orange peel waste is directly transformed into biodegradable bioplastic films and converted into electronically active laser‐induced graphene (LIG) sensors through single‐step 450 nm laser scribing. Without requiring conductive inks, metallic coatings, or transfer steps, localized photothermal conversion creates porous 3D graphitic networks with sheet ...
Sonia Gómez‐Gijón   +6 more
wiley   +1 more source

Effect of Hydrogen Peroxide on Macromolecular Structure and Wettability of Gas Coal

open access: yesTaiyuan Ligong Daxue xuebao
Purposes Oxidative modification of coal reservoirs by hydrogen peroxide to increase permeability is one of the potential advanced technologies for production increase in the field of coalbed methane (CBM).
ZHAO Sujuan   +4 more
doaj   +1 more source

Conversion of Organic Matter in Coal by Photocatalytic Oxidation with H2O2 over SFC/TiO2 in Isolated Oxygen System

open access: yesJournal of Chemistry, 2019
Shenfu bituminous coal (SFBC), Geting coal (GTC), Shengli lignite (SLL), and Holingola coal (HLGLC) were oxidized by UV light radiation with aqueous H2O2 over SFC/TiO2 in a closed suspension system (CSS) to understand structural characteristics of 4 ...
Heng-Shen Xie   +9 more
doaj   +1 more source

Fast sulfate formation from oxidation of SO2 by NO2 and HONO observed in Beijing haze

open access: yesNature Communications, 2020
How sulfur dioxide emitted through coal combustion is oxidized to sulfate particles during winter haze pollution events has been the subject of debate.
Junfeng Wang   +27 more
doaj   +1 more source

Quarterly coal report /

open access: yes, 1982
"DOE/EIA-0121."Mode of access: Internet.Includes information previously presented in: Weekly coal production, ISSN 0733-0545 and in: Coal distribution, ISSN 0737 ...
United States. Office of Coal, Nuclear, Electric, and Alternate Fuels.
core  

Safety of Sodium‐Ion Batteries: Evaluation and Perspective from Component Materials to Cells, Modules, and Packs

open access: yesAdvanced Energy Materials, EarlyView.
This review provides a bottom‐up evaluation of sodium‐ion battery safety, linking material degradation mechanisms, cell engineering parameters, and module/pack assembly. It emphasizes that understanding intrinsic material stability and establishing coordinated engineering control across hierarchical levels are vital for preventing degradation coupling ...
Won‐Gwang Lim   +5 more
wiley   +1 more source

Lumped modeling of bubbling fluidized beds for high‐temperature processes

open access: yesAIChE Journal, EarlyView.
Abstract Bubbling fluidized beds (BFBs) have been a source of study for multiple decades. Among other applications, they can be used as scalable reactors for the conversion of biomass and waste resources to fuels. Several experimental and computational studies have been devoted to correlating the interplay of hydrodynamics and heat and mass transfer in
Ravi Ramesh   +3 more
wiley   +1 more source

Obtaining potassium and sodium nitrates from the mother liquid of coal waste from the shurab deposit for the purpose of obtaining organomineral fertilizers [PDF]

open access: yesE3S Web of Conferences
This paper presents the results of a physicochemical analysis of potassium nitrate, sodium nitrate, and humic acids obtained from mother liquors obtained from local coals.
Arabov Firdavs   +4 more
doaj   +1 more source

A global platform for accelerating coal efficiency (PACE) [PDF]

open access: yes, 2014
The World Coal Association released this concept paper in December 2014 on establishing a Platform for Accelerating Coal Efficiency (PACE). The vision of PACE would be that for countries choosing to use coal, the most efficient power plant ...
World Coal Association
core  

Collector Optimization for Lyulin Plant's Coal Flotation

open access: yesKuangchan zonghe liyong
This is an article in the field of mineral processing engineering. Three samples of 5#, 9# and Mugua coal from Coal Preparation Plant of Lyulin Energy & Chemical Co., Ltd. were collected as the research objects. Screening, proximate analysis and ultimate
Chongyi YANG   +5 more
doaj   +1 more source

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