The rapid development of artificial intelligence techniques and future advanced robot systems sparks emergent demand on the accurate perception understanding external environments via visual sensing that can co-locate self-adaptive detecting, processing, memorizing optical signals. In this contribution, a simple indium–tin oxide/Nb-doped SrTiO3 (ITO/Nb:SrTiO3) heterojunction optoelectronic synapse is proposed demonstrated. Through light electric field co-modulation Schottky barrier profile...

A skin-inspired tactile sensor achieved transduction of digital-frequency signals by an inductance-capacitance oscillation mechanism.

Memristive devices are able to store and process information, which offers several key advantages over the transistor-based architectures. However, most of two-terminal memristive have fixed functions once made cannot be reconfigured for other situations. Here, we propose demonstrate a device "memlogic" (memory logic) as nonvolatile switch logic operations integrated with memory function in single light-gated memristor. Based on light-modulated switching behavior, memlogic cell is achieve...

A multifunctional optoelectronic resistive switching memory, composed of a simple ITO/CeO2−x/AlOy/Al structure, is demonstrated. Arising from the photo­induced detrapping, electrode-injection and retrapping electrons in CeO2−x/AlOy/Al interfacial region, device shows broadband, linear, persistent photoresponses that can be used for integration demodulating, arithmetic, memory functions single future interconnect systems. As service to our authors readers, this journal provides supporting...

A stretchable electronic skin (e-skin) requires a durable elastomeric matrix to serve in various conditions. Therefore, excellent and balanced properties such as elasticity, water proof capability, toughness, self-healing are demanded. However, it is very difficult often contradictory optimize them at one time. Here, polyurethane (BS-PU-3) containing polydisperse hard segment, hydrophobic soft dynamic disulfide bond was prepared by one-pot synthesis. Unlike the normal two-pot reaction,...

Although skin-like sensors that can simultaneously detect various physical stimuli are of fair importance in cutting-edge human-machine interaction, robotic, and healthcare applications, they still face challenges facile, scalable, cost-effective production using conventional active materials. The emerging two-dimensional transition metal carbide, Ti3C2Tx MXene, integrated with favorable thermoelectric properties, metallic-like conductivity, a hydrophilic surface, is promising for solving...

Abstract Strain and temperature are important physiological parameters for health monitoring, providing access to the respiration state, movement of joints, inflammation processes. The challenge smart wearables is unambiguously discriminate strain using a single sensor element assuring high degree integration. Here, dual‐mode with two electrodes tubular mechanically heterogeneous structure enabling simultaneous sensing without cross‐talk reported. consists thermocouple coiled around an...

An all‐oxide transparent resistive random access memory (T‐RRAM) device based on hafnium oxide (HfO x ) storage layer and indium‐tin (ITO) electrodes is fabricated in this work. The demonstrates not only good optical transmittance but also a forming‐free bipolar switching behavior with room‐temperature R OFF / ON ratio of 45, excellent endurance ≈5 × 10 7 cycles long retention time over 6 s. More importantly, the HfO RRAM carries great ability anti‐thermal shock wide temperature range K to...

Metal‐organic frameworks (MOFs), which are formed by association of metal cations or clusters (“nodes”) with soft organic bridging ligands (“linkers”), a fascinating class flexible crystalline hybrid materials offering potential strategy for the construction electronics. In this study, high‐quality MOF nanofilm, HKUST‐1, on gold‐coated polyethylene terephthalate substrates is fabricated using liquid phase epitaxy approach. Uniform and reproducible resistive switching effect, can be sustained...

The uniformity of operating parameters in organic nonvolatile memory devices is very important to avoid false programming and error readout problems. In the present work, we fabricated an resistive-switching based on protonic-acid-doped polyazomethine (PA-TsOH), which demonstrates excellent operative multilevel storage capability. deliberate tuning resistance states can be attributed electric-field-controlled molecular doping imine-containing polymers.

Through rational organization of two redox active building block, a triphenylamine-based metal-organic framework (MOF) material, Cu-TCA (H3TCA = tricarboxytriphenyl amine), was synthesized and applied as cathode material for the first time in lithium batteries. exhibited activity both metal clusters (Cu(+)/Cu(2+)) organic ligand radicals (N/N(+)) with separated voltage plateaus high working potential vs Li/Li(+) up to 4.3 V, comparing current commercial LiCoO2 materials. The electrochemical...

Flexible and transparent resistive switching memories are highly desired for the construction of portable even wearable electronics. Upon optimization microstructure wherein an amorphous-nanocrystalline hafnium oxide thin film is fabricated, all-oxide based RRAM device with stable behavior that can withstand a mechanical tensile stress up to 2.12% obtained. It demonstrated superior electrical, thermal performance ITO/HfOx/ITO be ascribed formation pseudo-straight metallic conductive...

Abstract As a type of flexible electronics, wearable heaters have attracted broad attention because their giant potential market value, such as for use in thermotherapy. Wearable are required to simultaneously possess high stretchability and dynamic stability, order realize joints or muscles thermotherapy during exercising. Here, high‐performance electrically driven heater using the conductive composite liquid‐metal (LM) polydimethylsiloxane (PDMS) is reported, which patterned sinusoidal...

The ever-emerging demands on miniaturization of electronic devices have pushed the development innovative materials with desired properties. One major endeavor is organic- or organic-inorganic hybrid-based electronics as alternatives supplements to silicon-based devices. Herein we report first observation coexistence resistance switching and ferroelectricity in a metal-organic framework (MOF) material, [InC16H11N2O8]·1.5H2O, denoted RSMOF-1. electrical RSMOF-1 can be turned off repeatedly...

Abstract Flexible pressure sensors are highly desirable in artificial intelligence, health monitoring, and soft robotics. Microstructuring of dielectrics is the common strategy employed to improve performance capacitive type sensors. Herein, a novel, low‐cost, large‐area compatible, mold‐free technique reported which magnetically grown microneedles self‐assembled from film curable magnetorheological fluid (CMRF) under influence vertical curing magnetic field ( B ). After optimizing...

Abstract Nanoscale manipulation of materials' physicochemical properties offers distinguished possibility to the development novel electronic devices with ultrasmall dimension, fast operation speed, and low energy consumption characteristics. This is especially important as present semiconductor manufacturing technique approaching end miniaturization campaign in near future. Here, a superior metal–insulator transition (MIT) 1D VO 2 nanochannel constructed through an electric‐field‐induced...

Abstract The recent emergence of various smart wearable electronics has furnished the rapid development human–computer interaction, medical health monitoring technologies, etc. Unfortunately, processing redundant motion and physiological data acquired by multiple sensors using conventional off‐site digital computers typically result in serious latency energy consumption problems. In this work, a multi‐gate electrolyte‐gated transistor (EGT)‐based reservoir device for efficient multi‐channel...

Abstract Using sensing devices for noncontact information transfer enhances data security in human‐machine interaction by eliminating direct contact between the carrier and communication interface. However, current contactless strategies struggle with complex application scenarios due to limitations mechanisms. Here, this work proposes an innovative approach that leverages invisible thermal radiation Seebeck effect, demonstrates its feasibility designing a high‐resolution temperature sensor...

The ever-growing information data has driven the pursuit of advanced BFCO thin-film synapses, which have multifunctionality, adjustable plasticity, unique photoelectric response, and optical memory effects detected by femtosecond lasers.

The past decades have witnessed the development of many technologies based on nanoionics, especially lithium-ion batteries (LIBs). Now there is an urgent need for developing LIBs with good high-rate capability and high power. nanostructured electrodes show great potentials achieving such goals. However, nature Li-ion transport behaviors within not well clarified yet. Here, in LixCoO2 nanograins are investigated by employing conductive atomic force microscopy (C-AFM) technique to study local...

The coexistence and inter-conversion between threshold memory resistance switching in a ferritin memristor makes it promising candidate for physiological applications.

Resistive random access memory (RRAM) with inherent logic-in-memory capability exhibits great potential to construct beyond von-Neumann computers. Particularly, unipolar RRAM is more promising because its single polarity operation enables large-scale crossbar circuits the highest integration density and simpler peripheral control circuits. However, usually poor switching uniformity of activation conducting filaments consequently cannot meet strict requirement for application. In this...