WebMar 2, 2024 · An MXene–graphene field-effect transistor (FET) sensor for both influenza virus and 2024-nCoV sensing was developed and characterized. The developed sensor combines the high chemical sensitivity of MXene and the continuity of large-area high-quality graphene to form an ultra-sensitive virus-sensing transduction material (VSTM). … WebIn this study, we develop an electrical and label-free method to directly detect exosomes with high sensitivity based on a reduced graphene oxide (RGO) field effect transistor (FET) biosensor. An RGO FET biosensor modified with specific antibody CD63 in the sensing area was fabricated and was used for electrical and label-free quantification of ...
Asymmetric dual-grating gates graphene FET for detection of …
WebSep 13, 2016 · Graphene, as a novel 2D electronic material, has attracted tremendous interest for micro and nano-electronic devices due to its unique electronic properties [1–3].The band structure of graphene has linear dispersions near the K and K' point of the Brillouin zone [], given by where ε D is the Dirac energy of the graphene sheet and the ν … WebJan 1, 2024 · Graphene, one such material, proves to be a suitable alternate for silicon due to the factors like superior carrier mobility and very high trans-conductance gain, etc … portal house school st margaret\u0027s
Fast and sensitive terahertz detection with a current-driven …
WebGraphene-FET (G-FET) realizes such high-sensitive elec. detection of the targets, owing to graphene's high carrier mobility. In the present study, G-FET was functionalized using sialoglycans and employed for the selective detection of lectins from Sambucus sieboldiana and Maackia amurensis as alternatives of the human and avian influenza viruses. WebDec 28, 2024 · However, the progress of high-speed graphene transistors has been hampered by fabrication issues, influence of adjacent materials, and self-heating effects. … WebGraphene has attracted much attention in biosensing applications due to its unique properties. In this paper, the monolayer graphene was grown by chemical vapor deposition (CVD) method. Using the graphene as the electric channel, we have fabricated a graphene field-effect transistor (G-FET) biosensor that can be used for label-free detection of RNA. … irsheedx_cruze_2016