Results 111 to 120 of about 5,891 (210)

Advances in Smart Wearable Biosensors for Non‐Invasive and Microneedle‐Based Health Monitoring: A Physiological Fluids‐Based Approach

open access: yesSmall Structures, Volume 7, Issue 8, August 2026.
This review highlights recent advancements in smart wearable biosensors for non‐invasive, microneedle‐based health monitoring via physiological fluids. It focuses on functional materials, biomarker detection strategies, sensor integration and validation methods.
Shuva Bhowmik, Azam Ali
wiley   +1 more source

Efficient Trapping and Degradation of Polyethylene Terephthalate Nanoplastics Using Enzyme‐Functionalized Bowl‐Shaped Janus Particles

open access: yesSmall Structures, Volume 7, Issue 8, August 2026.
A “capture‐and‐degrade” strategy is developed using enzyme‐functionalized bowl‐shaped Janus particles for efficient removal of PET nanoplastics. The hydrophobic concave cavity enables selective trapping of nanoparticles, while immobilized HotPETase‐LCI promotes in situ degradation.
Ke Wei   +8 more
wiley   +1 more source

Chemical Recycling of Poly(ethylene terephthalate) (PET) by Alkaline Hydrolysis and Catalyzed Glycolysis

open access: yesOrbital: The Electronic Journal of Chemistry, 2018
The poly(ethylene terephthalate) (PET) is a thermoplastic polyester, non-degradable in the environment with high resistance to chemical and physical agents.
Tânia Marina Palhano Zanela   +2 more
doaj  

Hydrocarbon-associated substrates reveal promising fungi for poly (ethylene terephthalate) (PET) depolymerization. [PDF]

open access: yesBraz J Microbiol, 2019
Malafatti-Picca L   +7 more
europepmc   +1 more source

Microplastics Toxicity and Life‐Threatening Impact on the Arabian Gulf: A Critical Review

open access: yesEnvironmental Quality Management, Volume 36, Issue 2, August 2026.
ABSTRACT Microplastics (MPs) have emerged as a pervasive pollutant in marine environments worldwide, yet the Arabian Gulf remains underrepresented in global assessments despite its ecological and economic significance. The estimated mass of MPs entering the water of the Gulf ranged from 155 to 413.4 kt per year.
Amr Nasr Fekry   +2 more
wiley   +1 more source

Plastics and Bioplastics End of Life: A Biocatalytic Perspective

open access: yesMicrobial Biotechnology, Volume 19, Issue 8, August 2026.
Biocatalysis links selected conventional plastics and bioplastics to biological routes for polymer transformation, product recovery and end‐of‐life management. Enzymes and microbes enable depolymerisation, upcycling and recovery of monomers, platform chemicals and new materials.
Laura I. de Eugenio   +2 more
wiley   +1 more source

Polyesterase activity and thermostability of carboxylesterases from Thermoleophilum album YS‐3

open access: yesThe FEBS Journal, Volume 293, Issue 15, Page 4724-4743, August 2026.
Three novel α/β‐hydrolases from thermophilic bacterium Thermoleophilum album display carboxylesterase and polyesterase activity. These enzymes hydrolyse PET, PLA and PCL both at high and moderate temperatures. TA21 shows superior activity, efficiently converting MHET to terephthalic acid. Structural features underlying substrate binding highlight their
Tatyana N. Chernikova   +6 more
wiley   +1 more source

A Global Review of Microplastic Contamination in Groundwater: Empirical Evidence and Latin American Perspectives

open access: yesWater and Environment Journal, Volume 40, Issue 3, Page 357-366, August 2026.
ABSTRACT The presence of microplastics (MPs) in groundwater has emerged as a significant concern due to their environmental impact and the threat they pose to vital water resources, groundwater being one of the most important freshwater sources in the world.
Lara Luiza de Oliveira Pompermayer   +7 more
wiley   +1 more source

Metal‐Free, Mild, and Sustainable Synthesis of Bio‐Based Polyesters via EDC/DMAP‐Mediated Polycondensation: Structure–Property Relationships and Thermal Stability

open access: yesChemSusChem, Volume 19, Issue 14, 29 July 2026.
We developed a mild, metal‐free EDC/DMAP‐mediated polycondensation platform for bio‐based polyesters from FDCA (2,5‐furandicarboxylic acid) and succinic acid, enabling access to homopolyesters from unsaturated and aliphatic diols as well as heteropolyesters prepared by one‐pot or sequential routes.
Lucía Pedraza   +5 more
wiley   +1 more source

Solvent‐, Catalyst‐, and Heating‐Free Mechanochemical Depolymerization of Polyurethane

open access: yesChemSusChem, Volume 19, Issue 13, 14 July 2026.
A sustainable mechanochemical strategy is developed for polyurethane depolymerization under ambient conditions using only NaOH. Ball milling enables efficient urethane bond cleavage, allowing up to 69% polyol recovery from commercial PU foams within 3 h. This energy‐efficient approach offers a novel route for polyurethane recycling.
Soonhyuk Cha   +2 more
wiley   +1 more source

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