Results 71 to 80 of about 113,973 (266)

Portable, Energy-Autonomous Electrochemical Impedance Spectroscopy (EIS) System Based on Python and Single-Board Computer

open access: yesEngineering Proceedings
We develop a modular, wireless, solar- and battery-powered system for detecting chlorpyrifos (LorsbanTM 2.5% DP) in water using electrochemical impedance spectroscopy (EIS).
Jhon Alvaro Cuastuza   +1 more
doaj   +1 more source

Electrochemical Potential Gradient as a Quantitative in Vitro Test Platform for Cellular Oxidative Stress

open access: yesAntioxidants, 2016
Oxidative stress in a biological system is often defined as a redox imbalance within cells or groups of cells within an organism. Reductive-oxidative (redox) imbalances in cellular systems have been implicated in several diseases, such as cancer.
Carson Bryant, Donald Atha, Vytas Reipa
doaj   +1 more source

Cleaning of LTCC, PEN, and PCB Au electrodes towards reliable electrochemical measurements. [PDF]

open access: yesSci Rep, 2022
Fakhr MH   +7 more
europepmc   +1 more source

Photoswitching Conduction in Framework Materials

open access: yesAdvanced Functional Materials, EarlyView.
This mini‐review summarizes recent advances in state‐of‐the‐art proton and electron conduction in framework materials that can be remotely and reversibly switched on and off by light. It discusses the various photoswitching conduction mechanisms and the strategies employed to enhance photoswitched conductivity.
Helmy Pacheco Hernandez   +4 more
wiley   +1 more source

Rapid Sintering of Porous Organic Polymer Powders Into Mechanically Strong Monoliths for Efficient CO2 Capture

open access: yesAdvanced Functional Materials, EarlyView.
Spark plasma sintering enables rapid processing of porous organic polymer (POP) from fine powders to a freestanding and mechanically robust monolith. The sintering process retains the CO2 adsorption capacity and CO2/N2 selectivity, making the monolith more suitable as a solid sorbent for practical carbon capture applications.
Duan Li   +4 more
wiley   +1 more source

Electrochemical Measurements Reveal Reactive Oxygen Species in Stress Granules*. [PDF]

open access: yesAngew Chem Int Ed Engl, 2021
Hu K   +4 more
europepmc   +1 more source

A Smart Bio‐Battery Facilitates Diabetic Bone Defect Repair Via Inducing Macrophage Reprogramming and Synergistically Modulating Bone Remodeling Coupling

open access: yesAdvanced Functional Materials, EarlyView.
This research presents a novel implantable bio‐battery, GF‐OsG, tailored for diabetic bone repair. GF‐OsG generates microcurrents in high‐glucose conditions to enhance vascularization, shift macrophages to the M2 phenotype, and regulate immune responses.
Nanning Lv   +10 more
wiley   +1 more source

Ultrahigh‐Yield, Multifunctional, and High‐Performance Organic Memory for Seamless In‐Sensor Computing Operation

open access: yesAdvanced Functional Materials, EarlyView.
Molecular engineering of a nonconjugated radical polymer enables a significant enhancement of the glass transition temperature. The amorphous nature and tunability of the polymer, arising from its nonconjugated backbone, facilitates the fabrication of organic memristive devices with an exceptionally high yield (>95%), as well as substantial ...
Daeun Kim   +14 more
wiley   +1 more source

Modified cassava starches as potential corrosion inhibitors for sustainable development [PDF]

open access: yesMaterials Research, 2013
Activated (AS) and carboxymethylated (CMS0.24) cassava starch derivatives were studied as corrosion inhibitors for carbon steel XC35 in a 200 mgL-1 NaCl solution. They were characterized by back titration and Fourier Transform Infrared Spectroscopy (FTIR)
Nathalie Ochoa   +5 more
doaj  

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