Results 61 to 70 of about 1,036,329 (206)

Using Polyethylene Glycol-Modified Chitosan for Improvement of Carbohydrate Antigen 15-3 Detection on a Quartz Crystal Microbalance Biosensor

open access: yes, 2012
In this paper, an improvement method for detection of tumor marker with a label-free biosensor is reported. The polyethylene glycol PEG-modified chitosan hydrogel as a biosensing interfacial architecture was formed on the gold surface and its potential ...
朱蘇煜;林啟萬   +1 more
core   +1 more source

“Smelltronics”—From Gas to Smell Sensing

open access: yesAdvanced Materials, EarlyView.
The emerging field of smelltronics, encompassing sensing technologies for complex volatile organic compounds, holds significant potential for extracting valuable chemical information. It facilitates the noninvasive, real‐time monitoring of humans, food, and the environment.
Takeshi Ono   +7 more
wiley   +1 more source

Above Room Temperature Ferroelectricity in Epitaxially Strained KTaO3

open access: yesAdvanced Materials, EarlyView.
Through precise epitaxial engineering, the cubic and paraelectric KTaO3${\rm KTaO}_3$ is transformed into a robust ferroelectric. By leveraging lattice‐mismatched substrates to apply controlled epitaxial strain, a stable ferroelectric ground‐state is achieved with a transition temperature as high as 475 K, establishing KTaO3${\rm KTaO}_3$ as a highly ...
Tobias Schwaigert   +11 more
wiley   +1 more source

Fluorinated MOF platform for selective removal and sensing of SO2 from flue gas and air

open access: yesNature Communications, 2019
Removal of SO2 from flue gas is of prime importance to avoid its poisoning of CO2-seperating agents. Here, the authors demonstrate that two fluorinated metal–organic frameworks selectively remove SO2 from synthetic flue gas and can sense SO2 with p.p.m ...
M. R. Tchalala   +12 more
doaj   +1 more source

Electrochemical deposition of silicon from a sulfolane-based electrolyte: Effect of applied potential

open access: yesElectrochemistry Communications, 2019
As a low-cost, non-volatile, highly polar and chemically stable solvent, sulfolane has a high implementation potential for electroplating in organic media.
Steffen Link   +4 more
doaj   +1 more source

Semen quality detection using acoustic wave sensors [PDF]

open access: yes, 2011
Artificial insemination (AI) is a widely used part of the modern agricultural industry, with the number of animals inseminated globally being measured in the millions per anum.
Atherton, S
core  

Active Phase of Nickel Electrocatalysts Driving Alkaline Hydrogen Evolution

open access: yesAdvanced Materials, EarlyView.
Using depth‐resolved and operando spectroscopic measurements coupled with electrochemical mass spectrometry, the authors uncover the critical role of sub‐surface oxidised species in increasing the activity and durability of Ni‐based cathodes for hydrogen evolution.
Yifeng Wang   +17 more
wiley   +1 more source

2D Abrupt Nano‐Junctions Blending sp–sp2 Bonds on Atomically Precise Heterostructures

open access: yesAdvanced Materials, EarlyView.
A lateral heterostructure between atomically precise sp–sp2$^2$ metalated graphdiyne and sp2$^2$ graphene nanoribbons is realized by on‐surface synthesis and investigated by STM and DFT. The impact of on‐surface synthesis byproducts on covalent junction formation yield is unveiled.
Alice Cartoceti   +10 more
wiley   +1 more source

A device for control the coating thickness on the surface of the space vehicle

open access: yesФизика волновых процессов и радиотехнические системы, 2014
This article presents mathematical and physical models of a device based on the technique of a piezoelectric quartz crystal microbalance which find the low change of films.
M.P. Kalaev, D.M. Ryazanov
doaj  

Exploring Metal Electroplating for Energy Storage by Quartz Crystal Microbalance: a review [PDF]

open access: yes
Herein the development and application of Electrochemical Quartz Crystal Microbalance (EQCM) sensing to study metal electroplating, especially for energy storage purposes, are reviewed.
Erik, J. Berg   +5 more
core   +1 more source

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