Results 91 to 100 of about 178,753 (330)

Understanding the Effects of Conductive Polymer Electrode Coating on Recorded Neural Signals

open access: yesAdvanced Healthcare Materials, EarlyView.
Conductive polymer coatings are widely explored to improve the quality of signals recorded with chronically implanted neural electrodes, offering enhanced biocompatibility along with reduced electrode impedance. Combining computational modelling and data from PEDOT:PTS coated and PtIr electrodes in rats, we show that improvements in signal quality with
Karthik Sridhar   +4 more
wiley   +1 more source

Compensation of Verdet Constant Temperature Dependence by Crystal Core Temperature Measurement

open access: yesSensors, 2016
Compensation of the temperature dependence of the Verdet constant in a polarimetric extrinsic Faraday sensor is of major importance for applying the magneto-optical effect to AC current measurements and magnetic field sensing.
Slobodan J. Petricevic   +1 more
doaj   +1 more source

Nanobiosensor Based on Catalytic Palladium Nanoclusters and Oxidases for Bianalyte Electrochemical Determination: Glucose and Ethanol in Sweat

open access: yesAdvanced Healthcare Materials, EarlyView.
A nanobiosensor for fast and simultaneous determination of sweat glucose and ethanol is presented. Deposited oxidase enzymes consume oxygen in the presence of the substrates, and co‐deposited palladium nanoclusters catalyze the electrochemical oxygen reduction, basis of the detection.
Alejandro Rodríguez‐Penedo   +3 more
wiley   +1 more source

Tunable polarization magneto-optical effects at scattering of terahertz radiation on graphene nanoribbon gratings in a magnetic field

open access: yesИзвестия высших учебных заведений. Поволжский регион: Физико-математические науки
Background. The purpose of the work is a numerical study of the features of resonant (due to the excitation and propagation of plasmonic excitations) polarization magneto- optical (MO) effects and methods for controlling the polarization of THz radiation
G.S. Makeeva, M.S. Nikitin
doaj   +1 more source

Nd3-xBixFe4GaO12 (x = 2, 2.5) films on glass substrates prepared by MOD method

open access: yesEPJ Web of Conferences, 2014
We studied Nd3-XBiXFe4GaO12 films to obtain perpendicular magnetic anisotropy as well as large Faraday effect. NdBi2Fe4GaO12 (Bi2:NIGG) and Nd0.5Bi2.5Fe4GaO12 (Bi2.5:NIGG) films were obtained on Nd2BiFe4GaO12 (Bi1:NIGG) layer prepared on glass substrates
Yoshida T.   +3 more
doaj   +1 more source

High‐Performance Electrocatalysts of Potassium Lactate Oxidation for Hydrogen and Solid Potassium Acetate Production

open access: yesAdvanced Materials, Volume 37, Issue 13, April 2, 2025.
Potassium lactate, produced from polylactic acid plastic waste, is oxidized to potassium acetate on an anode using Ni(Co)OOH as the electrocatalyst, while hydrogen is simultaneously generated at the cathode, through a highly efficient industrial‐scale electrolysis system.
Jun Hu   +9 more
wiley   +1 more source

The Extreme Faraday Effect in Fast Radio Bursts

open access: yesThe Astrophysical Journal Letters
Fast radio bursts (FRBs) are a type of highly polarized, millisecond-duration electromagnetic pulse in the radio band, which is mostly produced at cosmological distances.
Yu-Chen Huang, Zi-Gao Dai
doaj   +1 more source

Periodic reversal of magneto-optic Faraday rotation on uniaxial birefringence crystal with ultrathin magnetic films

open access: yesAIP Advances, 2013
An experimental approach of inclined incidence magneto-optic Faraday effect observed in the polar plane is applied. Three samples containing ferromagnetic cobalt ultrathin films on a semiconductor zinc oxide (0001) single crystal substrate with in-plane ...
C. W. Su, S. C. Chang, Y. C. Chang
doaj   +1 more source

Faraday rotation: effect of magnetic field reversals

open access: yes, 2010
The standard formula for the rotation measure, RM, which determines the position angle, $\psi={\rm RM}\lambda^2$, due to Faraday rotation, includes contributions only from the portions of the ray path where the natural modes of the plasma are circularly ...
Benz   +6 more
core   +1 more source

Spiro‐Phenothiazine Hole‐Transporting Materials: Unlocking Stability and Scalability in Perovskite Solar Cells

open access: yesAdvanced Materials, EarlyView.
Fluorene‐functionalized spiro‐phenothiazine (PTZ‐Fl) exhibits strong Li+ affinity and thermal stability, enabling a PCE of 25.75% in small‐area cells and 22.07% in 25 cm2 modules. Under ISOS‐L3 conditions, PTZ‐Flbased devices retain over 80% efficiency after 1000 hours, demonstrating superior stability and scalability compared to spiro‐OMeTAD for next ...
Javier Urieta‐Mora   +17 more
wiley   +1 more source

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