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an elementary charge and that the measurements with the AFM tip are in agreement with sensing of ethanol vapor. This method is applicable to any FET ‐based chemical and biological sensor , provides a means ...
as FETs for biomolecule analysis have emerged as one of the most promising and powerful platforms for label-free, real-time, and sensitive electrical detection of proteins as well as many other biological ...
in detecting and discriminating various chemical substances. Creating field-effect sensors using biomaterials that are able to detect specific target chemical substances with high sensitivity would have broad ...
the transistor’s threshold voltage) and changes in transconductance are the commonly reported detection mechanism. An important characteristic of FET based sensors is their sensitivity, with a median LoD in Table 1 ...
( FET with catalytic metal gate: Pt, Pd, etc.) [43, 44] Detection of toxic gases and VOC, food quality control (often used together with metal oxide sensors ) Liquid ISFET ( FET with gate covered ...
the spots to different solutions. They have shown decreased signal to noise, and consequent decreased limits of detection , by averaging data from multiple spots. This technology is, in principle ...
Abstract Chemical biology has been attracting a lot of attention because of the key roles of chemical methods and techniques in helping to decipher and manipulate biological systems. Although ...
Abstract Biosensors are a type of important biodevice that integrate biological recognition elements, such as enzyme, antibody and DNA, and physical or chemical transducers, which have revolutionized ...
on the signal. Hardware to detect reprotonation-deprotonation Realizing a sensor that can monitor the protonation state of a single molecule is an outstanding challenge. Xiao et al. report on a conductance ...
aTF, to a chemical that is a maximum of two enzymatic steps away from the candidate compound which can be detected by an annotated aTF. Beyond the identification of a proxy for high-throughput screening ...
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