Results 71 to 80 of about 7,854,003 (305)

A comprehensive review of urban microplastic pollution sources, environment and human health impacts, and regulatory efforts.

open access: yesScience of the Total Environment
Microplastic (MP) pollution in urban environments is a pervasive and complex problem with significant environmental and human health implications. Although studies have been conducted on MP pollution in urban environments, there are still research gaps ...
Jin‐Yong Lee   +7 more
semanticscholar   +1 more source

Bismuth‐Based Photocatalysts for Water Remediation: Design Strategies, Mechanisms, and Challenges

open access: yesAdvanced Functional Materials, EarlyView.
This review highlights representative design strategies for bismuth‐based semiconductor photocatalysts in solar‐driven water purification. Emphasis is placed on electronic structure regulation, oxygen‐vacancy engineering, and interfacial coupling to enable efficient full‐spectrum light utilization, improved charge separation, and selective oxidation in
Shan Liu   +9 more
wiley   +1 more source

Biodegradable plastic as an integral part of the solution to plastic waste pollution of the environment

open access: yes, 2021
Biodegradable plastics are promising alternatives to conventional, persistent plastics. In this opinion article, we explain the benefits of biodegradable plastics in combination with appropriate disposal systems.
Flury Markus, Narayanakumar Ramani
semanticscholar   +1 more source

Catalytically Enhanced Near Room‐Temperature Hydrogen Sensing Using Pd‐ZnO Colloidal Crystals

open access: yesAdvanced Functional Materials, EarlyView.
Pd‐decorated ZnO colloidal crystal monolayers demonstrate excellent performance across a wide hydrogen concentration range at 33°C, with high selectivity and reproducible device fabrication. The sensors show strong responses even at low‐ppm H2 concentrations and an ultra‐low detection limit of 82 ppb, indicating their suitability for diverse hydrogen ...
Hamidah Alluhaybi   +13 more
wiley   +1 more source

Palladium-assisted NOx storage and release on CexZr1-xO2 for passive NOx adsorber in diesel exhaust aftertreatment

open access: yesCommunications Engineering
Understanding Pd effects on NOx storage and release is crucial for designing passive NOx adsorber (PNA) to control NOx emissions during diesel cold-starts.
Chuan Gao   +8 more
doaj   +1 more source

Polymer Substrates for Flexible Sensors: Advances and Contributions to Smart Agriculture

open access: yesAdvanced Functional Materials, EarlyView.
This review comprehensively summarizes recent advances in polymer‐based flexible sensors for smart agriculture, focusing on polymer substrate design, interface engineering, and applications in soil, plant, animal, aquaculture, and post‐harvest monitoring.
Yihui Li   +12 more
wiley   +1 more source

Pt size-dependent reverse oxygen spillover on Sn-doped Pt/TiO2 for CO oxidation

open access: yesNature Communications
Interfacial oxygen migration from support to noble metal active sites, termed reverse oxygen spillover, represents a critical metal-support interaction influencing the performance of Pt/TiO2 catalysts.
Shangchao Xiong   +8 more
doaj   +1 more source

Enzyme‐Loaded Fe3+‐Modified Polydopamine Microparticles: Bioreactor Systems for Operating Biocatalytic Cascades, Enantioselective Transformations and Sensor Applications

open access: yesAdvanced Functional Materials, EarlyView.
Enzyme‐loaded Fe3+‐modified polydopamine microparticles (Fe3+‐PD) act as hybrid biocatalytic frameworks demonstrating NADH peroxidase‐mimic catalytic activities, operation of biocatalytic cascades in confined media, and enantioselective oxidation of D/L‐DOPA. ABSTRACT We report on the synthesis of Fe3+‐modified porous polydopamine microparticles acting
Liubing Kong   +6 more
wiley   +1 more source

Biochar-supported nano-scale zerovalent iron activated persulfate for remediation of aromatic hydrocarbon-contaminated  soil: an in-situ pilot-scale study

open access: yesBiochar, 2022
Highlights Biochar-supported nZVI for persulfate activation was applied in an in-situ pilot-scale remediation, which effectively removed pollutants by 99% with limited ecological risks.
Yu Zeng   +9 more
doaj   +1 more source

Predicted growth in plastic waste exceeds efforts to mitigate plastic pollution

open access: yesScience, 2020
A mess of plastic It is not clear what strategies will be most effective in mitigating harm from the global problem of plastic pollution. Borrelle et al. and Lau et al. discuss possible solutions and their impacts.
S. Borrelle   +19 more
semanticscholar   +1 more source

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