Results 31 to 40 of about 2,118 (209)

Bottom-up generative up-cycling: a part based design study with genetic algorithms

open access: yesResults in Engineering, 2023
While describing up-cycling as a problem of fitting a set of existing/used materials into a new design, this paper utilises genetic algorithm (GA) and tree forks to exercise design in limited material inventories.
Seda Zirek
doaj   +1 more source

Atomic Tuning of Metal‐Support Interactions for Pathway‐Selective CO2 Photoreduction on TiO2

open access: yesAdvanced Science, EarlyView.
Single‐atom Fe and Cu catalysts anchored on TiO2 steer photocatalytic CO2 reduction toward distinct pathways. Fe sites favor rapid *CO desorption and selective CO formation, whereas Cu sites stabilize *CHO intermediates, enabling deep reduction and C─C coupling. Combined spectroscopy and DFT calculations reveal how metal–support interactions and oxygen
Dongyun Kim   +13 more
wiley   +1 more source

Sustainable Materials Design With Multi‐Modal Artificial Intelligence

open access: yesAdvanced Science, EarlyView.
Critical mineral scarcity, high embodied carbon, and persistent pollution from materials processing intensify the need for sustainable materials design. This review frames the problem as multi‐objective optimization under heterogeneous, high‐dimensional evidence and highlights multi‐modal AI as an enabling pathway.
Tianyi Xu   +8 more
wiley   +1 more source

Research progress of photocatalytic technology in upcycling of plastic waste

open access: yes能源环境保护
Plastics have become an indispensable component of modern society, with the unparalleled merits of cost-effectiveness, portability, durability, and versatility.
GONG Zhengya   +5 more
doaj   +1 more source

OS RESÍDUOS TÊXTEIS SÓLIDOS NO CONTEXTO DE ABORDAGENS SUSTENTÁVEIS: CICLO DE VIDA, ECONOMIA CIRCULAR E UPCYCLING

open access: yesMix Sustentável, 2018
O objetivo dessa pesquisa é descrever atividades aplicadas no aproveitamento de resíduos têxteis que promovem a sustentabilidade. Abordam-se os conceitos: ciclo de vida, economia circular e upcycling, incluindo a reciclagem têxtil e a economia criativa ...
Ana Paula Santos de Avila   +3 more
doaj   +1 more source

Seamless and orthogonal expression of genetic parts in polyhydroxyalkanoate (PHA)-producing bacterial chassis for plastic bio-upcycling applications

open access: yesMethodsX, 2023
Polyhydroxyalkanoate (PHA)-producing bacteria represent a powerful synthetic biology chassis for waste bioconversion and bio-upcycling where PHAs can be produced as the final products.
Matthlessa Matthew Minggu   +5 more
doaj   +1 more source

Data‐Driven Modeling of Composition–Processing–Microstructure Relations for Recycled Aluminum Cast Alloys

open access: yesAdvanced Science, EarlyView.
Interpretable machine learning reveals how composition and processing govern the formation and microstructural burden of Fe‐rich intermetallic compounds in recycled Al–Si–Fe–Mn alloys. By separating morphology selection from morphology‐conditioned burden partitioning, this framework shows that identical Fe contents can yield different intermetallic ...
Jaemin Wang   +2 more
wiley   +1 more source

RESUMO DE TCC: APROVEITAMENTO DE RESÍDUOS DE FABLAB COMO ESTRATÉGIA ECOLÓGICA NA PRODUÇÃO DE BIJUTERIAS

open access: yesMix Sustentável, 2021
Este projeto de conclusão de curso desenvolveu um kit de bijuterias formado por uma pulseira, um par de brincos, um colar e dois anéis. Nestes produtos, são utilizados resíduos provenientes da fabricação digital.
Lilian Vieira Humbert   +1 more
doaj   +1 more source

Thermally Processable, Transparent, Mechanically Tunable and Robust Bioplastics From Wastepaper

open access: yesAdvanced Science, EarlyView.
Unlike conventional inefficient or low‐value wastepaper recycling, a directional transformation strategy is employed to convert whole wastepaper into intact bioplastics with tunable mechanical properties in our work. These bioplastics can be processed into flexible bags or rigid containers and exhibit high transparency, water resistance, repairability,
Zhezhe Zhou   +10 more
wiley   +1 more source

Stakeholders’ Perception and Adoption of Upcycling for Material Utilisation Plans in Road Construction: The Case of South Africa

open access: yesBuildings
Transportation infrastructure underpins national mobility and economic growth, yet material sourcing for road construction imposes significant environmental and financial costs.
Salome Naicker   +2 more
doaj   +1 more source

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