Results 71 to 80 of about 47,776 (292)

Cyclic Olefin Copolymers as Versatile Materials for Advanced Engineering Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cyclic olefin copolymers (COCs) are presented as highly versatile materials combining tunable synthesis, excellent optical properties, and mechanical robustness. Their potential spans microfluidics, bioengineering, and advanced electronics, while emerging self‐healing and sustainable solutions highlight future opportunities.
Giulia Fredi   +3 more
wiley   +1 more source

Methanol crossover and selectivity of nafion/heteropolyacid/montmorillonite nanocomposite proton exchange membranes for DMFC applications [PDF]

open access: yesIranian Journal of Chemical Engineering, 2017
In this work, we prepared the nafion/montmorillonite/heteropolyacid nanocomposite membranes for direct methanol fuel cells (DMFCs). The analyses such as X-ray diffraction (XRD), Fourier transform infrared (FTIR), and scanning electron microscopy (SEM ...
M. Azimi, S.J. Peighambardoust
doaj  

Development and Testing of Zinc Oxide Embedded Sulfonated Poly (Vinyl Alcohol) Nanocomposite Membranes for Fuel Cells

open access: yesCrystals, 2022
The sol-gel technique was adopted to synthesize the zinc oxide (ZnO) nanoparticles. Nano-sized ZnO particles are embedded in-situ to the poly(vinyl alcohol) (PVA) matrix to form the nanocomposite polymeric membranes.
Ahmed Al Otaibi   +8 more
doaj   +1 more source

Review on bibliography related to antimicrobials [PDF]

open access: yes, 2017
In this report, a bibliographic research has been done in the field of antimicrobials.In this report, a bibliographic research has been done in the field of antimicrobials.
Torrent Burgués, Juan
core   +1 more source

Nanostructured materials with highly dispersed Au–Ce0.5Zr0.5O2 nanodomains: A route to temperature stable Au catalysts? [PDF]

open access: yes, 2008
Our strategy to inhibit Au(0) growth with temperature involves the preparation of ultrafine Au clusters that are highly dispersed and strongly interacting with a thermally stable high-surface-area substrate.
Alphonse, Pierre   +6 more
core   +2 more sources

Decellularized Extracellular Matrix (dECM) in Tendon Regeneration: A Comprehensive Review

open access: yesAdvanced Healthcare Materials, EarlyView.
Decellularized Extracellular Matrix (dECM) offers a promising solution by replicating the native tendon microenvironment and promoting regeneration. This review highlights advances in the decellularization methods, as well as their integration with emerging technologies and translational progress in tendon tissue engineering.
Kumaresan Sakthiabirami   +4 more
wiley   +1 more source

The new very small angle neutron scattering spectrometer at Laboratoire Leon Brillouin [PDF]

open access: yes, 2007
The design and characteristics of the new very small angle neutron scattering spectrometer under construction at the Laboratoire Leon Brillouin is described. Its goal is to extend the range of scattering vectors magnitudes towards 2x10{-4} /A. The unique
Brulet, Annie   +3 more
core   +4 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

CO2/N2 Gas Separation Using Nanocomposite Membranes Comprised of Ethylene-Propylene-Diene Monomer/Multi-Walled Carbon Nanotube (EPDM/MWCNT) [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2015
Nanocomposite membranes of ethylene-propylene-diene monomer/multiwalled carbon nanotubes (EPDM/MWCNT) were prepared by solution casting, solvent evaporation and cross-link technique to be applied in CO2/N2 gas separation.
Zeinab Rajabi   +3 more
doaj   +1 more source

Double-walled carbon nanotube-based polymer composites for electromagnetic protection. [PDF]

open access: yes, 2010
In this paper, we present a microwave absorber based on carbon nanotubes (CNT) dispersed inside a BenzoCycloButenw (BCB) polymer. The high aspect ratio and remarkable conductive characteristics of CNT give rise to good absorbing properties for ...
Bianco   +10 more
core   +2 more sources

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