Results 121 to 130 of about 488,219 (300)

Biological Upcycling of Plastics Waste

open access: yesAnnual Review of Chemical and Biomolecular Engineering
Plastic wastes accumulate in the environment, impacting wildlife and human health and representing a significant pool of inexpensive waste carbon that could form feedstock for the sustainable production of commodity chemicals, monomers, and specialty chemicals.
Ross R, Klauer   +5 more
openaire   +2 more sources

Smart Face Masks as Wearable Respiratory Sensors: A Review of Sensor Technologies, Materials, and Future Directions

open access: yesAdvanced Healthcare Materials, EarlyView.
This review highlights recent advances in smart face masks that actively monitor breathing. By integrating humidity, gas, temperature, pressure, strain, and triboelectric sensors, these masks track key respiratory parameters in real time. The article summarizes sensor mechanisms, compares performance across studies, and discusses challenges and future ...
Negin Faramarzi   +7 more
wiley   +1 more source

Mechanical Properties of Concrete and Mortar Containing Low Density Polyethylene Waste Particles as Fine Aggregate [PDF]

open access: yes, 2020
Iraq industrial activities related to huge amounts of solid, non-biodegradable waste, waste low density Polyethylene (LDPE) plastic being among the well-known. So in this study, the scarped LDPE food boxes were transformed into fine particles and used as
HILAL, Nahla   +3 more
core  

Epidermal Patch Technologies for Integrated Healthcare and Infection Management

open access: yesAdvanced Healthcare Materials, EarlyView.
Epidermal patches have evolved from simple wound coverings into multifunctional, skin‐conformable platforms integrating drug delivery, biosensing, and therapeutic functionalities. This review highlights their material innovations, fabrication strategies, and intelligent designs, including hydrogels, microneedles, and flexible electronics, while ...
Yuqi Wang   +7 more
wiley   +1 more source

A Systematic Study of GelMA‐Carbopol Bioinks for High‐Fidelity Extrusion 3D Bioprinting at Physiological Temperatures

open access: yesAdvanced Healthcare Materials, EarlyView.
Gonzalez Martinez and collaborators develop a strategy to formulate high performance GelMA‐based bioinks with low solids contents. The resulting bioinks enable 3D bioprinting at 37 °C of high‐fidelity structures with tunable mechanical properties that support high cell viability and function.
David A. González‐Martínez   +8 more
wiley   +1 more source

Feasibility of Compostable Bags for disposal of Solid Waste in Urban Households [PDF]

open access: yes, 2016
An alternative of conventional plastic bag for biodegradable waste to compostable bags is the focus of the present paper. For a long time, ordinary plastic bags and sometimes biodegradable plastic bags are being used for household waste disposal.
Grover, Y. (Yashika)   +1 more
core  

What is with all the plastic garbage everywhere and where does it go? [PDF]

open access: yes, 2020
Despite countless efforts in recycling, awareness, and limited legislation, plastic pollution has continued to spiral out of control due to massive production/use and the inability to naturally decompose.
Heinz, Maggie   +10 more
core   +1 more source

RECYCLING AND PYROLYSIS OF WASTE PLASTICS

open access: yesInternational Journal of Research -GRANTHAALAYAH, 2015
Plastic has achieved such an extensive market due to fact that it is lightweight, cheap, flexible and reusable. But now it is regarded as a serious hazard. All recommendation for and against plastics finally land up on the reality that plastics are slow to degrade.
openaire   +2 more sources

Soft Ionic and Electronic Triboelectric Nanogenerators: Toward Attachable and Implantable Biomedical Applications

open access: yesAdvanced Materials, EarlyView.
This review provides an overview of triboelectric nanogenerator (TENG)–based biomedical applications by classifying studies into electronic and ionic systems across attachable and implantable platforms. It summarizes key material choices, device structures, and working mechanisms that characterize current TENG‐based research, and outlines six future ...
Kyongtae Choi   +12 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

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