A5055335622- 2D Materials and Applications
- Advanced Memory and Neural Computing
- Perovskite Materials and Applications
- Quantum Dots Synthesis And Properties
- Graphene research and applications
- Chalcogenide Semiconductor Thin Films
- Gas Sensing Nanomaterials and Sensors
- MXene and MAX Phase Materials
- Nanowire Synthesis and Applications
- Advanced Semiconductor Detectors and Materials
- CCD and CMOS Imaging Sensors
- ZnO doping and properties
- Transition Metal Oxide Nanomaterials
- Carbon and Quantum Dots Applications
- Service-Oriented Architecture and Web Services
- Graphene and Nanomaterials Applications
- Analytical Chemistry and Sensors
- Enhanced Oil Recovery Techniques
- ECG Monitoring and Analysis
- Spectroscopy and Laser Applications
- Ferroelectric and Negative Capacitance Devices
- Underwater Acoustics Research
- Electrochemical Analysis and Applications
- Photoreceptor and optogenetics research
- Liver physiology and pathology
Shanghai Institute of Technical Physics
2022-2025
University of Chinese Academy of Sciences
2021-2025
Northeast Agricultural University
2025
China National Petroleum Corporation (China)
2024
Intelligent Machines (Sweden)
2023
Institute of Intelligent Machines
2023
Zhejiang University
2013-2022
Chinese Academy of Sciences
2012-2022
Hangzhou First People's Hospital
2022
Hohai University
2021
Recent advances in emerging Janus two-dimensional materials including fundamental physics, unique properties and potential device applications are reviewed.
Conventional artificial intelligence (AI) machine vision technology, based on the von Neumann architecture, uses separate sensing, computing, and storage units to process huge amounts of data generated in sensory terminals. The frequent movement redundant between sensors, processors memory, however, results high-power consumption latency. A more efficient approach is offload some memory computational tasks sensor elements that can perceive optical signal simultaneously. Here, we proposed a...
Abstract Neuromorphic vision hardware, embedded with multiple functions, has recently emerged as a potent platform for machine vision. To realize memory in sensor reconfigurable and non-volatile manipulation of photocarriers is highly desirable. However, previous technologies bear mechanism challenges, such the ambiguous optoelectronic high potential barrier, resulting limited response speed operating voltage. Here, first time, we propose critical band-to-band tunnelling (BTBT) based device...
A MoS2 nanosphere memristor with lateral gold electrodes was found to show photoresistive switching. The new device can be controlled by the polarization of nanospheres, which causes resistance switching in an electric field dark or under white light illumination. charge allows change voltage photomemristor, providing its multi-level operation. device, polarized at a 6 V, switches abruptly from high state (HRSL6) low (LRSL6) On/Off ratio about 10 and smooth dark. Analysis conductivity...
Abstract Machine vision systems (MVSs) are an important component of intelligent systems, such as autonomous vehicles and robots. However, with the continuous increase in data new application scenarios, requirements put forward for next generation MVS. There is urgent need to find material complement existing semiconductor technology based on thin‐film materials, architectures must be explored improve efficiency. Because their unique physical properties, two‐dimensional (2D) materials have...
Emerging low-dimensional materials exhibit the potential in realizing next-generation room-temperature blackbody-sensitive infrared detectors. As a narrow band gap semiconductor, tellurium (Te) has been focus of detector research attention because its high hole mobility, large absorptivity, and environmental stability. However, it is still challenge to fabricate Te-based detectors with low dark current fast speed. In this work, heterojunction device based on Te graphene constructed,...
Structural symmetry plays a crucial role in the electronic band structure and properties of two-dimensional materials. In contrast to graphene, monolayer transition metal dichalcogenides exhibit intrinsic in-plane asymmetry with suitable direct bandgaps distinctive optical properties. Efforts have been devoted breaking their out-of-plane mirror by applying external electric fields, vertical stacking, or functionalization. The successful fabrication Janus offers synthetic strategy symmetry,...
Multiband recognition technology is being extensively investigated because of the increasing demand for on-chip, multifunctional, and sensitive devices that can distinguish coincident spectral information. Most existing multiband imagers use large arrays photodetectors to capture different components, from which their spectrum reconstructed. A single device embedded with a convolutional neural network (CNN) capable recognizing photons allows footprints chips be scaled down while achieving...
Abstract Combustible hydrocarbon gases, typified by methane, are invisible, odorless, and imperceptible, yet they pose significant hazards to human safety the environment. Therefore, monitoring these gases is crucial in managing mitigating potential hazards. Here, a gas sensing system proposed based on non‐dispersive infrared absorption spectroscopy (NDIR) technique. Its core component home‐built indium arsenide (InAs) semiconductor mid‐wavelength photodetector. By material growth device...
Two-dimensional (2D) semiconductors hold significant potential for the fabrication of self-powered reconfigurable devices due to their atomically thin body thickness and excellent heterogeneous integration capabilities. Despite these advantages, regulating polarity in 2D remains challenging, complex heterostructures hinder practical applications. Here, we demonstrate a metal-semiconductor-metal (MSM) two-terminal structure achieve multiple functions MoS2 devices. By applying different...
4H-SnS2 layered crystals synthesized by a hydrothermal method were used to obtain via liquid phase exfoliation quantum dots (QDs), consisting of single layer (SLQDs) or multiple layers (MLQDs). Systematic downshift the peaks in Raman spectra with decrease size was observed. The bandgap QDs, estimated UV-visible absorption spectroscopy and tunneling current measurements using graphene probes, increases from 2.25 eV 3.50 decreasing size. 2-4 nm SLQDs, which are transparent visible region, show...
Abstract The emerging monoelemental 2D materials named as Xenes including borophene, silicene, germanene, stanene, phosphorene, arsenene, antimonene, bisthumene, selenene, and tellurene, have attracted rising attention experimentally theoretically. Because of their excellent versatile physical, chemical, electrical, optical advantages, been shown or predicted to performance in nanotechnology applications, addressing challenges advances electronics, energy, healthcare, environment. In this...
The TGF-β signaling pathway is clinically predictive of pan-cancer. Nevertheless, its clinical prognosis and regulation immune microenvironment (TME) characteristics as well the prediction immunotherapy efficacy need to be further elucidated in head neck squamous cell carcinoma.At first, we summarized related genes from previous published articles, used ssGSEA establish risk score. Considering complexity application, improved it with LASSO-COX algorithm construct model. In addition, explored...
Photodetectors and imagers based on 2D layered materials are currently subject to a rapidly expanding application space, with an increasing demand for cost-effective lightweight devices. However, the underlying carrier transport across homo- or heterojunction channel driven by external electric field, like gate drain bias, is still unclear. Here, visible-near infrared photodetector van der Waals stacked molybdenum telluride (MoTe2 ) black phosphorus (BP) reported. The type-I type-II band...
Two-dimensional (2D) materials with reconfigurable properties show potential in neuromorphic hardware applications. However, most 2D materials-based is volatile, which needs large energy to accomplish perception functions. Here, we report on nonvolatile floating gate photo-memory devices based ReS2/h-BN/SnS2 van der Waals heterostructures. The exhibit a memory window of ∼60 V, high program/erase current ratio ∼107 excellent retention characteristics, low off-state 7.4 × 10−13 A, and...
Tin monosulfide (SnS) nanostructures have attracted huge attention recently because of their high absorption coefficient, photoconversion efficiencies, low energy cost, ease deposition, and so on. Here, in this paper, we report on the low-cost hydrothermal synthesis self-assembled SnS nanoflake-like structures terms performance for photodetectors. High-performance photodetectors were fabricated using nanoflakes as active layers graphene lateral electrodes. The exhibited excellent...
Abstract Semiconductor homojunctions based on 2D materials are promising candidates for optoelectronic logic devices due to their excellent electrostatic tunability and photoelectric characteristic. However, reach programmable functions, the usually suffer from compulsory combinations of electrical optical inputs. Here, a light‐triggered polarity‐switchable homojunction made vertically stacked MoTe 2 /CuInP S 6 /Au layers in dual‐floating gate transistor configuration, is demonstrated....
Photo electrical performances of the heterojunction diodes fabricated using chemically processed SnS<sub>2</sub> nanoplates has been investigated.
Advanced bionic neuromorphic systems hold great promise for e-skin applications due to their efficient parallel processing and sensory capabilities. Metal oxide semiconductor-based electrolyte-gated transistors (MOS-EGTs) offer a low-power platform for...