Results 131 to 140 of about 59,303 (316)

Toward Energy Efficient Electrochemical Valorization of Waste Nitrate and Sulfide

open access: yesAdvanced Materials, EarlyView.
This work introduces an integrated electrochemical strategy couples nitrate reduction with sulfide oxidation for energy‐efficient wastewater valorization. A Cu‐Co dual‑site catalyst, engineered for close proximity, promotes *NO2 relay and subsequently NH3 formation, enabling the system to operate at substantially reduced cell voltages and produce high ...
Bihao Hu   +5 more
wiley   +1 more source

A Comprehensive Review of Sustainable and Green Additive Manufacturing: Technologies, Practices, and Future Directions

open access: yesJournal of Manufacturing and Materials Processing
Additive manufacturing (AM), commonly known as 3D printing, has emerged as a transformative technology across various industries due to its potential for design flexibility, material efficiency, and reduced production lead times.
Sudip Dey Dipta   +3 more
doaj   +1 more source

The Potential of Deconstruction in Buffalo, New York [PDF]

open access: yes, 2007
Building deconstruction is not a novel idea but represents an ancient practice reinvented for our modern era. Deconstruction is an environmentally friendly (yet fiscally remunerative) alternative to traditional building demolition.
Faleski, Erik
core   +1 more source

Integrated Lead/Iodine Management for Sustainable Perovskite Solar Modules

open access: yesAdvanced Materials, EarlyView.
Perovskite solar modules face environmental risks from lead and iodine leakage. A dual‐function adsorbent—porphyrin‐modified whitlockite nanocomposites—effectively captures iodine and Pb2+, even under severe damage. Combined with a semi‐closed recycling process, it recovers 96.9% high‐purity PbI2 and reduces residual Pb2+ to <10 ppb, offering an ...
Guo‐Bin Xiao   +6 more
wiley   +1 more source

Deep geological disposal of plastic waste: Pros and cons [version 3; peer review: 2 approved, 2 not approved]

open access: yesF1000Research
Plastic waste accumulation is a global environmental issue. Current methods (recycling, incineration, landfilling, etc.) are not a sustainable long-term solution and so far they cannot prevent continuous accumulation of plastic waste worldwide.
Hayk Minasyan
doaj   +1 more source

An Economic Analysis of the Packaging Waste Recovery Note System in the UK [PDF]

open access: yes
In order to cope with the increasing scarcity of final dump sites for household wastes, the UK recently introduced an environmental policy targeted at the firms that produce and sell products that generate packaging wastes.
Norimichi Matsueda, Yoko Nagase
core  

Emergent Freestanding Complex Oxide Membranes for Multifunctional Applications

open access: yesAdvanced Materials, EarlyView.
This review surveys freestanding oxide membranes and covers fabrication and three pathways for studies and devices: strain‐free and strained membranes, and van der Waals‐integrated heterostructures. We show how coupled oxide responses map onto these routes and cross‐couple to expand behaviors.
Baowen Li   +6 more
wiley   +1 more source

On Second-best Policing Effort against the Illegal Disposal of Recyclable Waste [PDF]

open access: yes
In this paper, we construct a partial equilibrium model of a product that can be manufactured by using a recycled material as well as a virgin natural resource.
Mariko Onoda
core  

On the Recycle of Waste Plastics Materials

open access: yesKobunshi, 1974
都市生活から排出される一般廃棄物の処理問題が深刻化するにつれて, その中に混入する廃プラスチックの回収,処理,有効利用に対する要望が高まってきた.現在プラスチック業界としても回収の促進,有効利用の技術開発が進められているが,これらの対策だけで清掃責任をもつ地方自治体の要求に答えることができるであろうか.今後の廃プラスチックの問題を考えるにあたっては資源有限性の観点と,プラスチック製品のライフサイクルに基づく廃棄率の時間おくれなどの要因を考えに入れなければならない.そのためには生産から廃棄に至るまでのトータルなプロセスを考えに入れた上で,発想を新たにして問題に取り組む必要がある.今後の廃プラスチックの回収システムをデザインする上で工夫を要するいくつかの点を指摘する.
openaire   +2 more sources

Efficient Non‐Invasive Rejuvenation of Spent Lithium Iron Phosphate Batteries Through Controlled Overdischarge

open access: yesAdvanced Materials, EarlyView.
This strategy rejuvenates spent lithium iron phosphate battery by non‐invasively targeting Li+ trapped within the solid‐electrolyte interphase (SEI). This method mitigates copper dissolution and reduces Li/Fe antisite defects, achieving 9.56% capacity recovery and 214 cycles lifespan extension. The process requires only 3 MJ kg−1 of energy and emitting
Jinu Song   +6 more
wiley   +1 more source

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