Results 51 to 60 of about 927,609 (230)

Research Progress in Lithium Thermal Reduction Technology for Oxide Spent Fuel

open access: yesHe huaxue yu fangshe huaxue
As a reactor which can reusing low-abundance 235U resources, fast reactor construction is an important part of China’s three-step nuclear energy process.
Ji-tang XU   +9 more
doaj   +1 more source

Hydrometallurgical process development to recycle valuable metals from spent SCR deNOX catalyst

open access: yesScientific Reports, 2021
Spent catalyst, containing vanadium and tungsten oxide in a TiO2 glass fiber matrix, pose a risk of environmental contamination due to the high toxicity of its metal oxides if leached into the soil when disposed in landfills. Due to the increasing demand
Jong Hyuk Jeon   +3 more
doaj   +1 more source

Conventional and recent advances in gravity separation technologies for coal cleaning: A systematic and critical review

open access: yesHeliyon, 2023
“Affordable and clean energy” is enshrined in the UN Sustainable Development Goals (SDGs; #7) because of its importance in supporting the sustainable development of society.
Theerayut Phengsaart   +12 more
doaj   +1 more source

Metastable Polymers for Circular 3D Printing

open access: yesAdvanced Materials, EarlyView.
3D‐printed polymers are usually permanent and hard to recycle. Here, metastable polymers are designed to fall apart on demand. A chemical trigger unzips the printed material back into its original building blocks within minutes at room temperature.
Johannes Markhart   +2 more
wiley   +1 more source

Regional Cooperation for Nuclear Spent Fuel Management in East Asia: Costs, Benefits and Challenges – Part I

open access: yesJournal for Peace and Nuclear Disarmament, 2018
East Asia is home to some of the most dynamic economies on earth, but also a locus of current and historical national and international conflicts. Some of the largest economies lack domestic energy resources, and nuclear power has been adopted as a ...
David F. Von Hippel, Peter Hayes
doaj   +1 more source

Strong Fully Reprocessable Engineered Wood Composites

open access: yesAdvanced Materials, EarlyView.
Engineering a hyperbranched adhesive with complementary imine‐bond and hydrogen‐bond networks, combining it with wood particles to fabricate the wood composite (WP/HTP) under mild hot‐pressing conditions. The WP/HTP exhibits 100% mechanical strength recovery after three cycles of reprocessing, and the reprocessed modulus of rupture (MOR) and modulus of
Xilin Zhang   +9 more
wiley   +1 more source

Turning Nd‐Fe‐B Swarf Into High‐Value Bulk Feedstocks via Sustainable Hydrogen Plasma: From Rare‐Earth Oxides to Metals and Hydrides

open access: yesAdvanced Materials, EarlyView.
Oxidized Nd‐Fe‐B magnet swarf is transformed into valuable bulk feedstock through a single‐step hydrogen plasma process. The reaction converts complex rare‐earth‐containing waste into separated metallic, oxide, and hydride fractions without acid leaching.
Naritai Chimed   +9 more
wiley   +1 more source

Does vertical asymmetric price transmission exist in the rice markets?

open access: yesAgricultural and Resource Economics, 2023
Purpose. This study aims to empirically measure and analyze the long-run relationship and asymmetric price transmission of the rice market in Aceh Province, Indonesia.
Agustina Arida   +3 more
doaj   +1 more source

Degradable Magnetic Composites from Recycled NdFeB Magnets for Soft Actuation and Sensing

open access: yesAdvanced Robotics Research, EarlyView.
This work presents a degradable soft magnetic composite made from recycled NdFeB particles embedded in a gelatin‐based organogel. The material is processed into magnetic sensors and soft robotic components, which can later be dissolved in a green solvent to recover NdFeB magnetic particles.
Muhammad Bilal Khan   +14 more
wiley   +1 more source

Electrochemical Reduction and Mechanistic of U3O8 in LiCl-Li2O Molten Salt

open access: yesHe huaxue yu fangshe huaxue
Traditional wet reprocessing technologies, such as the PUREX process, face challenges including high volumes of waste liquid generation and operational complexity.
Zhongping CHENG   +4 more
doaj   +1 more source

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