Results 81 to 90 of about 23,580 (267)

Retreaded tires are an overlooked source of microplastics with distinct additive leaching and ecotoxicity

open access: yesCommunications Earth & Environment
Retreaded tires constitute a substantial segment of the commercial tire market and are an important source of tire wear particles (TWPs), yet the environmental risks of this major microplastic category remain uninvestigated.
Hao Liu   +8 more
doaj   +1 more source

Machine learning‐driven advances in carbon‐based quantum dots: Opportunities accompanied by challenges

open access: yesResponsive Materials, EarlyView.
Machine learning provides a unifying framework to connect structure, fluorescence properties, and applications of carbon‐based quantum dots. This review highlights how data‐driven strategies enable fluorescence regulation, reveal underlying mechanisms, and accelerate the rational design of functional carbon dots.
Liangfeng Chen   +8 more
wiley   +1 more source

Metal-free synthesis of benzimidazoles via pyridinium-catalyzed silane activation under atmospheric CO₂

open access: yesResults in Chemistry
The conversion of CO₂ into valuable nitrogen-containing heterocycles represents an attractive and sustainable strategy in green chemistry. In this work, an efficient metal-free catalytic system was developed for synthesizing benzimidazoles under mild ...
Simin Kafash, Amir Abdolmaleki
doaj   +1 more source

Invisible near‐infrared thermo‐stimulated luminescence from carbon dots enabled by stepwise energy transfer for concealed information encryption

open access: yesResponsive Materials, EarlyView.
A fully metal‐free near‐infrared (NIR) thermo‐stimulated luminescent system is developed by embedding carbon dots into a carbon nitride matrix and integrating multistage Förster resonance energy transfer. The system exhibits long‐term charge retention, rewritable optical memory, and highly concealed NIR readout, promising for secure data encryption and
Kai Jiang   +5 more
wiley   +1 more source

Responsive nitric oxide‐releasing antibacterial materials for biofilm‐associated infections: Mechanisms, design strategies, and applications

open access: yesResponsive Materials, EarlyView.
This review summarizes the recent progress in responsive NO‐releasing materials and their applications in biofilm‐associated infectious diseases. The design principles and response mechanisms are given to provide inspiration toward the future development of multi‐responsive NO‐releasing materials.
Wenyue Sun   +8 more
wiley   +1 more source

Peptide‐based responsive molecular fluorescent probes for precision oncology

open access: yesResponsive Materials, EarlyView.
Peptide‐based responsive fluorescent probes have emerged as adaptive functional materials for precision tumor theranostics, combining tumor‐selective recognition, programmable stimulus responsiveness, and modular tunability. They enable high‐contrast imaging, intraoperative guidance, real‐time monitoring, and multimodal applications, while next ...
Xing Wang   +6 more
wiley   +1 more source

Efficient water‐soluble blue/red‐emissive carbon dots matching plant absorption spectra: Synthesis, tunable control, and their applications in promoting plant growth

open access: yesResponsive Materials, EarlyView.
Guided by the spectral demand of plant photosystems, this review summarizes the synthesis, emission regulation, dual‐emission design, and gram‐scale production of CDs for agricultural applications. Spectrally matched blue‐ and red‐emissive CDs enhance plant light utilization by converting underutilized light into photosynthetically active radiation and
Yijing Chen   +5 more
wiley   +1 more source

Carbonized polymer dots with aqueous‐stable room‐temperature phosphorescence: Mechanism, matrix engineering, and application

open access: yesResponsive Materials, EarlyView.
This review focuses on inorganic and organic matrices that enable aqueous‐stable room‐temperature phosphorescence (RTP) in carbonized polymer dots (CPDs). It explains the underlying RTP mechanisms, highlights how matrix engineering provides spatial confinement and bonding interactions to stabilize triplet excitons in water, and demonstrates key ...
Yuhan Hou   +4 more
wiley   +1 more source

Carbon dots in electrochemiluminescence: Mechanisms, interface engineering, and bioanalytical applications

open access: yesResponsive Materials, EarlyView.
Carbon dots are emerging as versatile electrochemiluminescent nanomaterials whose structure, surface states, and interfacial design jointly determine ECL pathways and performance. This review highlights how mechanistic understanding and materials engineering enable programmable CD‐ECL systems for bioanalysis, imaging, and future intelligent analytical ...
Yuhan Zhao, Zixuan Chen, Jun‐Jie Zhu
wiley   +1 more source

Alterations of human lipid profile and mitochondrial DNA copy number induced by PPD exposure

open access: yesEcotoxicology and Environmental Safety
As a class of industrial antioxidants, N, N’-substituted p-phenylenediamines (PPDs) find extensive application in rubber product stabilization, leading to significant human exposure and various toxic implications.
Chenchen Wang   +4 more
doaj   +1 more source

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