Results 71 to 80 of about 1,927,043 (300)

Ti3C2Tx MXene/Silver Composite Foams For Lightweight, High‐Performance Electromagnetic Interference Shielding and Joule Heating

open access: yesAdvanced Materials Interfaces, EarlyView.
Ultrathin MXene/EMF composite foams achieve a specific shielding efficiency of 749.6 dB.dB·cm3$\mathrm{dB}\cdot {\mathrm{cm}}^{3}$/g, while the silver‐enhanced MXene/Ag/EMF reaches 81.4 dB shielding effectiveness at just 1.0 mm thickness. Both composites exhibit rapid Joule heating, retain stability up to 250∘C$^\circ{\rm C}$, and withstand 1000 ...
Abdullah A. Mahmood   +7 more
wiley   +1 more source

The importance of biomass net uptake for a trace metal budget in a forest stand in north-eastern France [PDF]

open access: yes, 2010
The trace metal (TM: Cd, Cu, Ni, Pb and Zn) budget (stocks and annual fluxes) was evaluated in a forest stand (silver fir, Abies alba Miller) in north-eastern France.
Nicolas, Manuel   +7 more
core   +1 more source

Selective activation of CC bonds in lignin model compounds and lignin for production of value-added chemicals

open access: yesJournal of Bioresources and Bioproducts
Lignin is a rich renewable aromatic resource that can produce high-value-added chemicals. Lignin is regarded as one of the three major components of lignocellulosic biomass, which is composed of phenylpropane units connected by CO bond and CC bond. The
Long Cheng   +6 more
doaj   +1 more source

Wood‐Derived Nanocellulose‐Biocarbon Fresnel‐Zone Plate Lenses for Sub‐THz Frequency Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Wood‐derived nanocellulose and lignin‐based biocarbon were combined to fabricate fully bio‐based Fresnel zone plate (FZP) lenses for sub‐terahertz frequencies. These sustainable FZP lenses exhibit low dielectric loss and high directivity, achieving performance comparable to that of metallic references, and remain functional under environmental stress ...
Riikka Haataja   +9 more
wiley   +1 more source

Lignin as Green Filler in Polymer Composites: Development Methods, Characteristics, and Potential Applications

open access: yesAdvances in Materials Science and Engineering, 2022
After cellulose, lignin is the most commonly used natural polymer in green biomaterials. Pulp and paper mills and emerging cellulosic biorefineries are the main sources of technical lignin.
Muhammad Rasyidur Ridho   +21 more
doaj   +1 more source

Multidimensional and Multifunctional Laser‐Induced Graphene (LIG) for Point‐of‐Care and Wearable Biosensing, Theranostics, and Bioactive Interfaces Toward Personalized Healthcare and Regenerative Medicine

open access: yesAdvanced Science, EarlyView.
Multidimensional laser‐induced graphene (LIG) spanning from 0D to 3D architectures is comprehensively reviewed for multifunctional biomedical platforms, including biosensing, theranostics, and bioactive interface applications, which highlights its potentials for point‐of‐care diagnostics, wearable health monitoring, smart drug delivery, and tissue ...
Li Zhang   +3 more
wiley   +1 more source

Magnetically recyclable Cr complex for the dehydration of glucose to 5-HMF in acidic task specific ionic liquid

open access: yesAIP Advances, 2019
Magnetically recyclable Cr complex was synthesized by immobilizing Cr3(CH3COO)7(OH)2 onto the surface of amino modified Fe3O4 particles. The structure of the catalyst was well characterized by Fourier transform infrared (FT-IR), Transmission electron ...
Fei Fu   +4 more
doaj   +1 more source

Recent Advances in Carbon Cathode Materials toward High‐Performing Zinc‐Ion Hybrid Supercapacitors

open access: yesAdvanced Science, EarlyView.
Aqueous zinc‐ion hybrid supercapacitors (ZHSCs) have emerged as promising next‐generation electrochemical energy‐storage devices. Porous carbon materials have been extensively studied as cathodes, with advances in tailoring pore structures and material properties to enhance performance.
Take Hirooka   +3 more
wiley   +1 more source

Airborne hydrogen cyanide measurements using a chemical ionisation mass spectrometer for the plume identification of biomass burning forest fires [PDF]

open access: yes, 2013
A chemical ionisation mass spectrometer (CIMS) was developed for measuring hydrogen cyanide (HCN) from biomass burning events in Canada using I− reagent ions on board the FAAM BAe-146 research aircraft during the BORTAS campaign in 2011.
R. Batt   +61 more
core   +3 more sources

Activated Carbon from Birch Wood as an Electrode Material for Aluminum Batteries and Supercapacitors

open access: yesChemElectroChem
Due to its sustainable approach, biomass is the subject of much research focused on the synthesis of multifunctional materials including electrodes for batteries and supercapacitors.
Menestreau Paul   +6 more
doaj   +1 more source

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