Kaichen Xu
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View article: A gastric retentive robotic capsule enables emergency-prepared and responsive oral drug delivery in canine models
A gastric retentive robotic capsule enables emergency-prepared and responsive oral drug delivery in canine models Open
Existing oral drug delivery modalities often fall short in medical emergencies due to the absence of readily deployable, internalized drug storage and delivery mechanisms that combine long-term standby with rapid activation. To address thi…
View article: Ion‐Electron Fusion Transparent Film for Interactive Soft Robotics
Ion‐Electron Fusion Transparent Film for Interactive Soft Robotics Open
Marine organisms combine sensory networks and bioluminescence to achieve adaptive interaction in complex environments. Existing bioinspired soft robots, however, mainly focus on actuation and rarely integrate both functionalities to enhanc…
View article: Metal–hydrogel chelation interfaces for ultrasoft and bidirectional bioelectronics
Metal–hydrogel chelation interfaces for ultrasoft and bidirectional bioelectronics Open
Emerging demand in soft bioelectronic systems poses critical challenges in stiffness control and end-to-end connections due to the huge modulus difference in various components. Here, a bidirectional electrical interface of hydrogel and me…
View article: Machine Learning‐Enhanced Modular Ionic Skin for Broad‐Spectrum Multimodal Discriminability in Bidirectional Human–Robot Interaction
Machine Learning‐Enhanced Modular Ionic Skin for Broad‐Spectrum Multimodal Discriminability in Bidirectional Human–Robot Interaction Open
Multimodal tactile perception systems that mimic the functionality of human skin are able to perceive complex external stimuli, facilitating advanced applications in human‐machine interactions. However, current systems still struggle with …
View article: Highly conductive polymer with vertical phase separation for enhanced bioelectronic interfaces
Highly conductive polymer with vertical phase separation for enhanced bioelectronic interfaces Open
Conductive polymers like poly(3,4-ethylenedioxythiophene):polystyrene sulfonate (PEDOT: PSS) are key materials in bioelectronics, but balancing ultrahigh conductivity with long-term tissue contact stability remains a challenge. Here, we pr…
View article: Recent Advances in Laser‐Induced Phase Separation of PEDOT:PSS for Bioelectronics
Recent Advances in Laser‐Induced Phase Separation of PEDOT:PSS for Bioelectronics Open
Conductive hydrogels are gaining significant attention for their potential in bioelectronic applications. Among these materials, poly(3,4ethylenedioxythiophene):poly(styrene sulfonate) (PEDOT:PSS) emerges as a promising candidate due to it…
View article: A laser-induced wide-range thin-film temperature sensor without additional anti-oxidative encapsulations
A laser-induced wide-range thin-film temperature sensor without additional anti-oxidative encapsulations Open
Extreme environments challenge the structural health monitoring of advanced equipment. In-situ dynamic tracking temperature is of particular value due to its enormous impact on material properties. However, the realization of such integrat…
View article: Super-resolution tactile sensor arrays with sparse units enabled by deep learning
Super-resolution tactile sensor arrays with sparse units enabled by deep learning Open
High-resolution tactile perception is essential for humanoid robots to perform contact-based interaction tasks. However, enhancing resolution is typically accompanied by increasing the density of sensing nodes, large numbers of interconnec…
View article: Enhanced laser-induced PEDOT-based hydrogels for highly conductive bioelectronics
Enhanced laser-induced PEDOT-based hydrogels for highly conductive bioelectronics Open
Conductive hydrogels—particularly poly(3,4-ethylenedioxythiophene) (PEDOT)-based hydrogels—possess mechanical properties comparable to biological tissues and superior biocompatibility. Laser treatment affords a promising approach for the d…
View article: Ultra‐Broad‐Range Pressure Sensing Enabled by Synchronous‐Compression Mechanism Based on Microvilli‐Microstructures Sensor
Ultra‐Broad‐Range Pressure Sensing Enabled by Synchronous‐Compression Mechanism Based on Microvilli‐Microstructures Sensor Open
A sensor which is able to detect both the high‐ pressure and the subtle pressure is crucial for applications such as physiological health monitoring and human‐machine interactions. However, current sensors often struggle to meet these requ…
View article: Textile hybrid electronics for monolithically multimodal wearable monitoring and therapy
Textile hybrid electronics for monolithically multimodal wearable monitoring and therapy Open
Textiles with electronic components offer a portable and personalized approach for health monitoring and therapy. However, there is a lack of reliable strategy to integrate layered circuits and high-density chips on or inside textiles, whi…
View article: <i>Ocyropsis</i>‐Inspired Fast‐Swimming Transparent Soft Robots
<i>Ocyropsis</i>‐Inspired Fast‐Swimming Transparent Soft Robots Open
Marine creatures achieve effective survival in unstructured ocean environments via fast swimming or transparent camouflage. Aqueous soft robots, capable of reproducing soft features of marine creatures, have the advantages of safe biologic…
View article: Unlocking Dynamic Subtle Stimuli Tactile Perception: A Deep Learning‐Enhanced Super‐Resolution Tactile Sensor Array with Rapid Response
Unlocking Dynamic Subtle Stimuli Tactile Perception: A Deep Learning‐Enhanced Super‐Resolution Tactile Sensor Array with Rapid Response Open
Human skin's touch perception, mediated by mechanoreceptors, can perceive tactile stimuli with a spatial resolution higher than the average spacing between mechanoreceptors, known as super‐resolution. This characteristic enables its sensit…
View article: Manufacturing high-performance flexible sensors via advanced patterning techniques
Manufacturing high-performance flexible sensors via advanced patterning techniques Open
As a key component in the field of information perception in the age of intelligence, sensors play an important role in areas such as environmental monitoring and human perception. To meet the huge demands for information acquisition in th…
View article: Textile Hybrid Electronics for Multifunctional Wearable Integrated Systems
Textile Hybrid Electronics for Multifunctional Wearable Integrated Systems Open
Textiles with intrinsic breathability and mechanical adaptability are revolutionizing wearable electronics by delivering outstanding comfort and integration potentials. However, the expanding functionalities and body coverage of textile el…
View article: Superacid-catalysed α-deuteration of ketones with D <sub>2</sub> O
Superacid-catalysed α-deuteration of ketones with D <sub>2</sub> O Open
A metal-free, superacid-catalyzed method for the α-deuteration of carbonyl compounds using D 2 O was reported, offering broad substrate scope, high efficiency, and practical applicability for deuterium labeling in medicinal and synthetic c…
View article: Recent advances in flexible flow sensors and applications
Recent advances in flexible flow sensors and applications Open
Drawing inspiration from natural creatures that utilize flow fluctuations to evade predators and track prey, our human beings harness insights into flow dynamics through the development of flow sensors. The past few decades have witnessed …
View article: An in-situ hybrid laser-induced integrated sensor system with antioxidative copper
An in-situ hybrid laser-induced integrated sensor system with antioxidative copper Open
Integration of sensors with engineering thermoplastics allows to track their health and surrounding stimuli. As one of vital backbones to construct sensor systems, copper (Cu) is highly conductive and cost-effective, yet tends to easily ox…
View article: Domain Adaptive and Fine-grained Anomaly Detection for Single-cell Sequencing Data and Beyond
Domain Adaptive and Fine-grained Anomaly Detection for Single-cell Sequencing Data and Beyond Open
Fined-grained anomalous cell detection from affected tissues is critical for clinical diagnosis and pathological research. Single-cell sequencing data provide unprecedented opportunities for this task. However, current anomaly detection me…
View article: A laser-engraved wearable gait recognition sensor system for exoskeleton robots
A laser-engraved wearable gait recognition sensor system for exoskeleton robots Open
As a reinforcement technology that improves load-bearing ability and prevents injuries, assisted exoskeleton robots have extensive applications in freight transport and health care. The perception of gait information by such robots is vita…
View article: Organohydrogel‐Based Soft SEMG Electrodes for Algorithm‐Assisted Gesture Recognition
Organohydrogel‐Based Soft SEMG Electrodes for Algorithm‐Assisted Gesture Recognition Open
Epidermal electronics that can monitor physiological signals such as surface electromyogram (sEMG) signals attract widespread attentions in personalized healthcare, human–machine interfaces (HMI) and virtual/augmented reality (AR/VR). Howe…
View article: Recent developments of selective laser processes for wearable devices
Recent developments of selective laser processes for wearable devices Open
Recently, the growing interest in wearable technology for personal healthcare and smart VR/AR applications newly imposed a need for development of facile fabrication method. Regarding the issue, laser has long been proposing original answe…
View article: A Fully Printed Flexible Sensor Sheet for Simultaneous Proximity–Pressure–Temperature Detection
A Fully Printed Flexible Sensor Sheet for Simultaneous Proximity–Pressure–Temperature Detection Open
Adv. Mater. Technol. 2021, 6, 2100616 DOI: 10.1002/admt.202100616 In the original version of this article, the scale bar in Figure 2b, 500 µm, is incorrect. The correct scale bar should be 5 mm. The Figure 2 is revised as follows: This cor…