Results 61 to 70 of about 5,297,465 (335)

Polymeric foams as the matrix of voltammetric sensors for the detection of catechol, hydroquinone, and their mixtures [PDF]

open access: yes, 2018
Producción CientíficaPorous electrodes based on polymethylmethacrylate and graphite foams (PMMA_G_F) have been developed and characterized. Such devices have been successfully used as voltammetric sensors to analyze catechol, hydroquinone, and their ...
Fernández Blanco, C.   +4 more
core   +1 more source

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

A concise overview of advancements in ultrasensitive biosensor development

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
Electrochemical biosensing has evolved as a diverse and potent method for detecting and analyzing biological entities ranging from tiny molecules to large macromolecules.
Ammara Shahid   +4 more
doaj   +1 more source

Ag-Vanadates/GO Nanocomposites by Aerosol-Assisted Spray Pyrolysis: Preparation and Structural and Electrochemical Characterization of a Versatile Material [PDF]

open access: yes, 2017
In this article, we describe the deposition by aerosol-assisted spray pyrolysis of different types of silver vanadate nanocomposites with and without graphene oxide (GO) on different substrates (carbon paper (CP) and fluorine-doped tin oxide (FTO)). When
Agnoli, Stefano   +9 more
core   +2 more sources

Recent Progress in Oxide‐Based Na‐Ion Conductors

open access: yesAdvanced Engineering Materials, EarlyView.
Recent advances in oxide‐based sodium‐ion conductors are reviewed, focusing on β/β″‐alumina, NASICON‐type compounds, and Na5YSi4O12‐type (N5) silicates, together with emerging perovskite and layered oxides. Improvements in ionic conductivity, compositional tuning, and processing are highlighted.
Bowei Xun   +3 more
wiley   +1 more source

Research Progress on the Application of Nanoenzyme Electrochemical Sensors for Detecting Zearalenone in Food

open access: yesNanomaterials
Zearalenone (ZEN) is a common mycotoxin widely found in food crops such as corn. The toxicity of ZEN is manifested as multiple hazards to reproduction, genes, cells, and immune systems.
Guoqiang Guan   +5 more
doaj   +1 more source

Electrochemical detection of sulfide

open access: yesReviews in Analytical Chemistry, 2013
Because of its broad usage in industry and medical science, as well as the potential toxicity in the environment, the detection of sulfide, including hydrogen sulfide, metal sulfide and organic sulfide, has long attracted the attention of scientists ...
Hu Xuefeng, Mutus Bulent
doaj   +1 more source

Biosensors for cardiac biomarkers detection: a review [PDF]

open access: yes, 2012
The cardiovascular disease (CVD) is considered as a major threat to global health. Therefore, there is a growing demand for a range of portable, rapid and low cost biosensing devices for the detection of CVD.
Gurbuz, Yasar   +3 more
core   +1 more source

Effects of Carbon Nanoparticles on Triboelectro‐Induced Surface Defects

open access: yesAdvanced Engineering Materials, EarlyView.
Carbon nanoparticles added to grease modify the electrocontact behavior. The synergy of particle concentration and electric current dominates the surface damage of metals in contact. Electrical surface damage caused by current leakage is a critical challenge in high‐performance applications such as electric vehicle (EV) drivetrains and wind turbine ...
Mohsen Tajedini   +6 more
wiley   +1 more source

Electrochemical detection of pesticides: A comprehensive review on voltammetric determination of malathion, 2,4-D, carbaryl, and glyphosate

open access: yesElectrochemistry Communications
Pesticides are widely used in agriculture to protect crops from diseases, insects, and weeds. However, a significant portion of these pesticides fail to reach their intended destination and instead contaminate the soil and water sources.
Andualem Ejigu   +2 more
doaj   +1 more source

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