Results 81 to 90 of about 7,015,469 (250)

Realization of a Constant Phase Element and Its Performance Study in Differentiator and Integrator Circuits

open access: yes, 2019
Frakcionalni račun je grana matematike koja se bavi diferenciranjem i integriranjem necjelobrojnog reda. Istraživači u području elektrokemije izvijestili su o konstantnoj fazi (engl. constant phase - CP) ponašanja sučelja metal-izolator-otopina. Koncepti
Levak, Lovro
core  

Apparent disagreement between cyclic voltammetry and electrochemical impedance spectroscopy explained by time-domain simulation of constant phase elements [PDF]

open access: yes, 2020
A selection of electrodes was analysed using cyclic-voltammetry (CV) and electrochemical impedance spectroscopy (EIS), and a large apparent resistance was observed with CV that was absent with EIS.
Charlie Dunnill, Bill Gannon
core   +1 more source

One‐Pot Synthesis of Aqueous PEDOT‐Based Conductive Inks via Sequential RAFT/Oxidative Polymerization

open access: yesAngewandte Chemie, EarlyView.
We developed a fast, aqueous one‐pot synthesis for PEDOT:PSTFSI, combining sequential reversible addition–fragmentation chain‐transfer (RAFT) and oxidative polymerization. This method eliminates toxic solvents and purification steps, achieving full monomer conversion in under 3 h.
Fantine Negny   +6 more
wiley   +2 more sources

Small-Signal Modeling and Nonlinear Characterization of Aligned Carbon Nanotube Schottky Barrier Diodes

open access: yesApplied Sciences
Schottky barrier diodes (SBDs) based on low-dimensional materials are of interest for high-speed electronics due to their intrinsic nonlinear transport characteristics.
Linxin Dai, Junhong Wu, Honggang Liu
doaj   +1 more source

Corrosion Inhibition of C38 Steel in Acidic Medium Using N-1 Naphthylethylenediamine Dihydrochloride Monomethanolate

open access: yesInternational Journal of Electrochemical Science, 2013
The corrosion inhibition effect of N-1-Naphthylethylenediamine Dihydrochloride Monomethanolate (N-NEDHME) as a new inhibitor was studied using electrochemical polarisation, electrochemical impedance spectroscopy (EIS) measurements and weight loss methods.
H. Zarrok   +8 more
doaj   +1 more source

Decoding Viral Transmission Dynamics in Structured Populations Using a Microfluidic Herd‐Immunity‐on‐a‐Chip Platform

open access: yesAdvanced Science, EarlyView.
A microfluidic Herd‐Immunity‐on‐a‐Chip experimentally recreates structured contact networks to quantify viral transmission dynamics. By controlling susceptible, infected, and non‐susceptible populations, the platform reveals how contact topology governs the reproduction number, outbreak propagation, herd‐immunity–like behavior, and intervention ...
Jiande Zhang   +6 more
wiley   +1 more source

Constant-phase element identification in conductivity sensors using a single square wave [PDF]

open access: yes, 2006
This paper proposes a novel method to measure the electrical conductivity of solutions in the time domain by using a single square-wave current and two titanium electrodes.
Pallàs-Areny, Ramon   +2 more
core   +1 more source

Electrochemical and Gravimetric Evaluation of 7-methyl-2-phenylimidazo[1,2-α]pyridine of Carbon Steel Corrosion in Phosphoric Acid Solution

open access: yesInternational Journal of Electrochemical Science, 2013
The inhibition effect of 7-methyl-2-phenylimidazo[1,2-α]pyridine (PIP) on the corrosion of carbon steel in phosphoric acid solution was investigated for the first time by weight loss, potentiodynamic polarization, electrochemical impedance spectroscopy ...
D. Ben Hmamou   +8 more
doaj   +1 more source

Exceptional Antimodes in Multi‐Drive Cavity Magnonics

open access: yesAdvanced Electronic Materials, EarlyView.
Driven‐dissipative cavity‐magnonics provides a flexible platform for engineering non‐Hermitian physics such as exceptional points. Here, using a four‐port, three‐mode system with controllable microwave interference, antimodes and coherent perfect extinction (CPE) are realized, enabling active tuning to antimode exceptional points.
Mawgan A. Smith   +4 more
wiley   +1 more source

Silicon Nitride Resistive Memories

open access: yesAdvanced Electronic Materials, EarlyView.
Amorphous SiNx is an attractive resistance switching material for ReRAM applications due to its physicochemical properties, such as humidity resistance, low oxygen diffusivity, and is used as a metal diffusion blocker. By modifying the ratio between N and Si atoms, the microstructure of the SiNx is affected, rendering it possible to change the ...
Alexandros‐Eleftherios Mavropoulis   +7 more
wiley   +1 more source

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