2019年2月13日 · In this work, we fabricated highly sensitive FET-based DNA biosensors based on chemical vapor deposition (CVD)-grown monolayer MoS 2 films in batches and explored their application in noninvasive prenatal testing (NIPT) for trisomy 21

2014年7月9日 · In this report, using atomistic and quantum simulations, we find that a single-layer MoS 2 is an extraordinary material (with a SNR > 15) for DNA sequencing by two competing technologies (i.e., nanopore and nanochannel). A MoS 2 nanopore shows four distinct ionic current signals for single-nucleobase detection with low noise.

2014年2月18日 · Atomically thin nanopore membranes are considered to be a promising approach to achieve single base resolution with the ultimate aim of rapid and cheap DNA sequencing. Molybdenum disulfide (MoS 2) is newly emerging as a material complementary to graphene due to its semiconductive nature and other …

This paper summarizes the key issues in the development of MoS 2 -DNA and MoS 2 based sensors related to fluorescence resonance energy transfer (FRET), electrochemical biosensing, and field effect transistors (FET) biosensing for use …

2023年2月9日 · Both MoS 2 sheet and MoS 2 FET sensors exhibit distinct electronic characteristics for the different DNA nucleobases (Thymine, Adenine, Cytosine, and Guanine). Density functional theory integrated with Non-equilibrium Green’s function (DFT + NEGF) are used to inspect the detection mechanism.

2019年4月17日 · We propose a new DNA sensing mechanism based on optical properties of graphene oxide (GO) and molybdenum disulphide (MoS2) nanopores. In this method, GO and MoS2 is utilized as quantum dot...

Coupling MoS2 with DNA recognition events leads to novel sensing platforms. Therefore, it has attracted increasing interest for MoS2 based sensors in the increasing demands of biomedical applications. This has led to its rapid development in field of sensor. This paper summarizes the key issues in the development of MoS2-

2017年4月27日 · This paper summarizes the key issues in the development of MoS2-DNA and MoS2 based sensors related to fluorescence resonance energy transfer (FRET), electrochemical biosensing, and field effect...

2020年6月1日 · The combination of nanomaterials and DNA has captured extensive attention in the fields of sensor, catalysis, biomedicine and material science. The applications of DNA functionalized MoS 2 nanosheets (NSs) in biosensor and biomedicine in turn present an fascinating topic about biointerface science between DNA and MoS 2 NSs.

2021年5月15日 · Molybdenum disulfide (MoS 2) field-effect transistor (FET) biosensors are being increasingly studied due to their highly sensitive and label-free biodetection, system-level integration and easy fabrication.