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View article: A Perspective on Tellurium/Selenium-Based Nanomaterials for Neuromorphic Computing
A Perspective on Tellurium/Selenium-Based Nanomaterials for Neuromorphic Computing Open
The long-standing von Neumann architecture, while foundational to modern computing, intrinsically suffers from data-transfer inefficiency, which imposes severe limits on speed and energy efficiency in artificial intelligence, machine learn…
View article: Scalable fabrication of mid-wavelength and long-wavelength infrared photodetectors based on narrow bandgap semiconductors: challenges and opportunities
Scalable fabrication of mid-wavelength and long-wavelength infrared photodetectors based on narrow bandgap semiconductors: challenges and opportunities Open
Mid-wavelength infrared (MWIR) and long-wavelength infrared (LWIR) detectors, which operate within the 3–14 μm wavelength range, have been extensively employed in various fields, including military, space exploration, environmental monitor…
View article: Structural Engineering of Layered Nanomaterials for Biomedical Applications
Structural Engineering of Layered Nanomaterials for Biomedical Applications Open
Layered nanomaterials have been recognized as promising nanomaterials for biomedical applications due to their tunable crystal phase, easy exfoliation, capability as the host to be intercalated with guest species, and layer-dependent elect…
View article: In-sensor compressing via programmable optoelectronic sensors based on van der Waals heterostructures for intelligent machine vision
In-sensor compressing via programmable optoelectronic sensors based on van der Waals heterostructures for intelligent machine vision Open
Efficiently capturing multidimensional signals containing spectral and temporal information is crucial for intelligent machine vision. Although in-sensor computing shows promise for efficient visual processing by reducing data transfer, it…
View article: Materials innovation for circularly polarized photodetectors
Materials innovation for circularly polarized photodetectors Open
Circularly polarized light (CPL) features electromagnetic vectors that rotate regularly in a plane perpendicular to the direction of propagation, transmitting optical chirality information that is imperceptible to human beings. CPL can be …
View article: Electronics and Optoelectronics Based on Tellurium
Electronics and Optoelectronics Based on Tellurium Open
As a true 1D system, group‐VIA tellurium (Te) is composed of van der Waals bonded molecular chains within a triangular crystal lattice. This unique crystal structure endows Te with many intriguing properties, including electronic, optoelec…
View article: A Perspective on tellurium-based optoelectronics
A Perspective on tellurium-based optoelectronics Open
Tellurium (Te) has been rediscovered as an appealing p-type van der Waals semiconductor for constructing various advanced devices. Its unique crystal structure of stacking of one-dimensional molecular chains endows it with many intriguing …
View article: 2D Reconfigurable Memory Device Enabled by Defect Engineering for Multifunctional Neuromorphic Computing
2D Reconfigurable Memory Device Enabled by Defect Engineering for Multifunctional Neuromorphic Computing Open
In this era of artificial intelligence and Internet of Things, emerging new computing paradigms such as in‐sensor and in‐memory computing call for both structurally simple and multifunctional memory devices. Although emerging two‐dimension…
View article: Asymmetrically Contacted Tellurium Short‐Wave Infrared Photodetector with Low Dark Current and High Sensitivity at Room Temperature
Asymmetrically Contacted Tellurium Short‐Wave Infrared Photodetector with Low Dark Current and High Sensitivity at Room Temperature Open
Large dark current at room temperature has long been the major bottleneck that impedes the development of high‐performance infrared photodetectors toward miniaturization and integration. Although infrared photodetectors based on layered 2D…
View article: A 2D Heterostructure‐Based Multifunctional Floating Gate Memory Device for Multimodal Reservoir Computing
A 2D Heterostructure‐Based Multifunctional Floating Gate Memory Device for Multimodal Reservoir Computing Open
The demand for economical and efficient data processing has led to a surge of interest in neuromorphic computing based on emerging two‐dimensional (2D) materials in recent years. As a rising van der Waals (vdW) p ‐type Weyl semiconductor w…
View article: Constructing Chiral Covalent‐Organic Frameworks for Circularly Polarized Light Detection
Constructing Chiral Covalent‐Organic Frameworks for Circularly Polarized Light Detection Open
The use of chiral covalent organic frameworks (COFs) as active elements in photodetectors to directly identify circularly polarized light (CPL) can meet the requirement of integration and miniaturization of the as‐fabricated devices. Herei…
View article: Plasma-optimized contact for high-performance PdSe2 nanoflake-based field-effect transistors
Plasma-optimized contact for high-performance PdSe2 nanoflake-based field-effect transistors Open
Low-resistance contact has long been pursued in the two-dimensional (2D) electronic/optoelectronic device community. Still, an economy-efficient method highly compatible with the conventional 2D device fabrication process in laboratory rem…
View article: A Flexible and Safe Planar Zinc‐Ion Micro‐Battery with Ultrahigh Energy Density Enabled by Interfacial Engineering for Wearable Sensing Systems
A Flexible and Safe Planar Zinc‐Ion Micro‐Battery with Ultrahigh Energy Density Enabled by Interfacial Engineering for Wearable Sensing Systems Open
Aqueous zinc‐ion micro‐batteries (ZIMBs) have attracted considerable attention owing to their reliable safety, low cost, and great potential for wearable devices. However, current ZIMBs still suffer from various critical issues, including …
View article: Electronic/Optoelectronic Memory Device Enabled by Tellurium‐based 2D van der Waals Heterostructure for in‐Sensor Reservoir Computing at the Optical Communication Band
Electronic/Optoelectronic Memory Device Enabled by Tellurium‐based 2D van der Waals Heterostructure for in‐Sensor Reservoir Computing at the Optical Communication Band Open
Although 2D materials are widely explored for data storage and neuromorphic computing, the construction of 2D material‐based memory devices with optoelectronic responsivity in the short‐wave infrared (SWIR) region for in‐sensor reservoir c…
View article: Intercalation‐Activated Layered MoO<sub>3</sub> Nanobelts as Biodegradable Nanozymes for Tumor‐Specific Photo‐Enhanced Catalytic Therapy
Intercalation‐Activated Layered MoO<sub>3</sub> Nanobelts as Biodegradable Nanozymes for Tumor‐Specific Photo‐Enhanced Catalytic Therapy Open
The existence of natural van der Waals gaps in layered materials allows them to be easily intercalated with varying guest species, offering an appealing strategy to optimize their physicochemical properties and application performance. Her…
View article: Graphene-based mid-infrared photodetectors using metamaterials and related concepts
Graphene-based mid-infrared photodetectors using metamaterials and related concepts Open
Graphene, a semi-metal with a gapless band structure, has been used in mid-infrared (MIR) photodetectors (PDs) for some time. However, these detectors often suffer from low responsivity due to the intrinsically low absorption and ultra-sho…
View article: Recent advances in wearable self-powered energy systems based on flexible energy storage devices integrated with flexible solar cells
Recent advances in wearable self-powered energy systems based on flexible energy storage devices integrated with flexible solar cells Open
The recent advances in wearable self-powered energy systems based on flexible energy storage devices integrated with flexible solar cells for various applications are summarized.