[HTML][HTML] Van der Waals materials-based floating gate memory for neuromorphic computing

Q Zhang, Z Zhang, C Li, R Xu, D Yang, L Sun - Chip, 2023 - Elsevier
With the advent of the “Big Data Era”, improving data storage density and computation
speed has become more and more urgent due to the rapid growth in different types of data …

Bidirectional Photoresponse in a Mixed-Dimensional MoS2/Ge Heterostructure and Its Optic-Neural Synaptic Behavior for Colored Pattern Recognition

Y Zhang, B Wang, Z Han, X Shi, N Zhang, T Miao… - ACS …, 2023 - ACS Publications
Realization of multi-functional synaptic devices is imperative to deploy high-performance
brain-like vision systems. Here, a junction field-effect transistor based on a two-dimensional …

Hysteresis in carbon nano-structure field effect transistor

YX Lu, CT Lin, MH Tsai, KC Lin - Micromachines, 2022 - mdpi.com
In recent decades, the research of nano-structure devices (eg, carbon nanotube and
graphene) has experienced rapid growth. These materials have supreme electronic …

Emergent inhomogeneity and nonlocality in a graphene field-effect transistor on a near-parallel Moiré superlattice of transition metal dichalcogenides

S Sett, R Debnath, A Singha, S Mandal… - Nano Letters, 2024 - ACS Publications
At near-parallel orientation, twisted bilayers of transition metal dichalcogenides exhibit
interlayer charge transfer-driven out-of-plane ferroelectricity. Here, we report detailed …

Material and device structure designs for 2D memory devices based on the floating gate voltage trajectory

T Sasaki, K Ueno, T Taniguchi, K Watanabe… - ACS …, 2021 - ACS Publications
Two-dimensional heterostructures have been extensively investigated as next-generation
nonvolatile memory (NVM) devices. In the past decade, drastic performance improvements …

Interplay of charge transfer and disorder in optoelectronic response in Graphene/hBN/MoS2 van der Waals heterostructures

T Ahmed, K Roy, S Kakkar, A Pradhan, A Ghosh - 2D Materials, 2020 - iopscience.iop.org
Strong optoelectronic response in the binary van der Waals heterostructures of graphene
and transition metal dichalcogenides (TMDCs) is an emerging route towards high-sensitivity …

Understanding the memory window overestimation of 2D materials based floating gate type memory devices by measuring floating gate voltage

T Sasaki, K Ueno, T Taniguchi, K Watanabe… - Small, 2020 - Wiley Online Library
The memory window of floating gate (FG) type non‐volatile memory (NVM) devices is a
fundamental figure of merit used not only to evaluate the performance, such as retention and …

Fabrication and Characterization of MoS2/h-BN and WS2/h-BN Heterostructures

T Han, H Liu, S Chen, Y Chen, S Wang, Z Li - Micromachines, 2020 - mdpi.com
The general preparation method of large-area, continuous, uniform, and controllable vdW
heterostructure materials is provided in this paper. To obtain the preparation of MoS2/h-BN …

Graphene- van der Waals Hybrid Heterostructure for Photodetector and Memory Device Applications

S Mitra, S Kakkar, T Ahmed, A Ghosh - Physical Review Applied, 2020 - APS
The intriguing electronic properties of graphene and the strong light-matter interaction in
layered transition-metal dichalcogenide (TMDC) make them a natural partner for hybrid …

Demonstration of intrinsic STDP learning capability in all-2D multi-state MoS2 memory and its application in modelling neuromorphic speech recognition

T Paul, AA Mukundan, KK Tiwari, A Ghosh… - 2D Materials, 2021 - iopscience.iop.org
The human brain can be characterized by its large number of adaptive synapses,
connecting billions of neurons capable of both learning and perceiving the environment …