Jiasheng Li

Stretchable Liquid-Metal PDMS Encapsulation with Enhanced Water/Oxygen Barrier Properties for Perovskite Light-Emitting Diodes

Hongwei Zhang, Bin Zhang, Siyi Shen, Zongtao Li et autres

Perovskite light-emitting diodes (PeLEDs) are inherently suitable for stretchable devices owing to their mechanical flexibility and outstanding optoelectronic properties, yet their practical application remains hindered by the lack of encapsulation materials that simultaneously provide high stretchability and effective protection against moisture and …

cn, no (code pays fourni par la source)

High-precision and stable stencil-printing of gallium-based liquid metals using pre-oxidation/SiO 2 interfacial dual modulation

Zongtao Li, Siyi Shen, Jianheng Guo, Shengkang Xiao et autres

Abstract Gallium-based liquid metals (LMs) hold significant promise for flexible electronics due to their exceptional electrical conductivity, fluidity, and biocompatibility. However, they face challenges such as the difficulty of controlling oxidation and poor morphological stability during printing, posing a challenge for simultaneously …

cn (code pays fourni par la source)

Laser Speckle Roughness Endoscopy Method for Curved Confined Narrow Interior Surfaces

Jianheng Guo, Chongyue Wang, Junjie Peng, Huaxing Guo et autres

cn (code pays fourni par la source)

Ni-based superalloy synergistic strengthened by in-situ nano-carbides and residual graphene fabricated via laser powder bed fusion

Shiling Min, Li Wang, Jiasheng Li, Jing Liu et autres

With the increase in power of the industrial gas turbine and thrust-weight ratio of aeroengine, the conventional strengthening method of adding refractory elements into superalloys has become difficult to meet the demands for the higher mechanical properties. A novel Ni-based superalloy was …

cn (code pays fourni par la source)

Effect of a boron nitride reflective layer on the optical and thermal performance of full-spectrum white LEDs

Xin Liu, Yikai Yuan, Xinrui Ding, Honggui Zhan et autres

Full-spectrum white LEDs are gaining popularity as a solution for health lighting. However, they still face challenges such as low light output and thermal stability. Boron nitride (BN) nanoparticle doping has been widely used to enhance the light efficiency and stability of …

us (code pays fourni par la source)

Bio-inspired ultrasonic microreactor for efficient synthesis of indigo-emitting carbon dots with tunable morphology and enhanced optical properties

Longshi Rao, Shengxin Zhu, Jiaying Liu, Hung-Chi Tu et autres

Carbon dots (CDs) are promising fluorescent nanomaterials with broad applications in optoelectronics, healthcare, and artificial photosynthesis. However, synthesizing indigo-emitting CDs with optimal properties remains challenging due to the inefficiencies and complexity of conventional methods. This study introduces a high-performance ultrasonic microreactor inspired …

cn (code pays fourni par la source)

Improving Transfer Accuracy of LEDs Utilizing the Alignment Structure

Yang‐Jun Xu, Xinrui Ding, Xin Liu, Jiasheng Li et autres

Laser-assisted transfer technology is an effective method for large-scale transfer of LED chips, particularly in micro/mini LED manufacturing where high-density integration and miniaturization are essential for advanced displays. However, significant position deviation issues are observed in the transferred LED chips owing to …

cn (code pays fourni par la source)

Mold-integrated in situ fabrication of mini-LED freeform lenses utilizing the deformable thin film

Zongtao Li, Z.B. Cai, Binhai Yu, Jialong Zheng et autres

cn (code pays fourni par la source)

Fin-Shaped Structure Based on Magneto-optical Response and Applications in Information Encryption

Binhai Yu, Fei Li, Jiexin Li, Jiasheng Li et autres

Multidimensional and multistage encryption is essential for enhancing information security, yet conventional approaches often suffer from slow response and material degradation. Here, we demonstrate a magneto-optical dual-responsive fin-shaped structure (FSS) that enables the creation of magnetic quantum-dot fin-shaped structure (MQDF) QR codes …

ru, cn, hk, no (code pays fourni par la source)

On-Chip Integration of Quantum Dot Pixel for Enhanced Light Extraction in Micro-LED Displays

Chen-feng Qu, Jiexin Li, Hongyi Wang, Zhaoshu Cai et autres

Micro-LED has significant advantages such as high pixel density, high contrast, and fast response speed, and is widely recognized as the ultimate display technology in the future. Quantum dot pixel is the key to realize high-performance Micro-LED full-color display, however, the nanoscale …

cn (code pays fourni par la source)

Frequency-Division Multiplexed Quantum Dot-Polymer Optical Fiber Sensor for Distributed Gesture Recognition

Jianheng Guo, Zongtao Li, Jiasheng Li

Flexible distributed gesture recognition sensing technology, characterized by its compact structure, simple fabrication process, and multi-node synchronous detection capabilities, demonstrates significant application potential in human-computer interaction, motion tracking, and virtual reality. However, current approaches predominantly rely on redundant multi-sensor array architectures, leading …

cn (code pays fourni par la source)

Exploring Coupling‐Derived A′‐Site Cations for Crystallization Delay and Defect Passivation in Quasi‐2D Perovskite Light‐Emitting Diodes

Xiangqian Qin, Mingliang Li, Yaping Zhao, Zelong Li et autres

Abstract Despite quasi‐2D perovskite light‐emitting diodes (quasi‐2D PeLEDs) having shown great potential in the fields of light emission and display, the uncontrollable crystallization processes and substantial defects of perovskite emissive layer still limit their further development. Herein, we reported the design and …

cn (code pays fourni par la source)