Search Results - Weifeng ZHANG
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Ultra-Fast Tunable Optical Delay Line Based on Cascaded Silicon Microdisk Resonators
Published 2023-01-01Get full textIntegrated optical delay lines (ODLs) featuring fast and continuous tunability are important building blocks in microwave photonic signal processing systems. In this work, we propose and demonstrate an ultra-fast tunable ODL based on cascaded silicon microdisk resonators (MDRs). In the proposed inte...
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Tissue prolapse-induced acute stent thrombosis: a case report and intravascular imaging-based insight
Published 2025-07-01Get full textBackgroundAcute stent thrombosis (AST) is a rare but serious complication occurring within 24 h after percutaneous coronary intervention (PCI), typically caused by insufficient antiplatelet therapy, stent under-expansion, or malapposition. Tissue prolapse (TP) within the stent is less frequently rep...
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Numerical simulation of multi-principal elements high-entropy alloy milling based on minimal quantity lubrication
Published 2025-06-01Get full textObjectivesHigh-entropy alloys (HEA) with multi-principal elements have many excellent characteristics such as high strength, high hardness and high wear resistance, which have attracted widespread attention from scholars. However, the mechanical processing of HEA is difficult. This study utilizes mi...
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Fabrication of anthracite-derived multicolor graphene quantum dots for their potential application in nanomedicine
Published 2024-01-01Get full textAim: This study aims to discover an alternative precursor with abundant source and low cost for multicolor graphene quantum dots (GQDs) preparation and application. Methods: In the current study, anthracite-derived multicolor GQDs were prepared at different reaction temperatures (100°–150°C), referr...
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Nanoscaffold Ba0.6Sr0.4TiO3:Nd2O3 ferroelectric memristors crossbar array for neuromorphic computing and secure encryption
Published 2025-09-01Get full textRecent advancements in AI have spurred interest in ferroelectric memristors for neuromorphic chips due to their ability to precisely control resistive states through polarization flip-flop without electroforming. However, oxygen vacancies in these devices often cause high leakage current, low endura...
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CCDC80 Protects against Aortic Dissection and Rupture by Maintaining the Contractile Smooth Muscle Cell Phenotype
Published 2025-07-01Get full textAbstract Aortic dissection (AD) is a life‐threatening medical emergency characterized by adverse vascular remodeling. Coiled‐coil domain‐containing protein 80 (CCDC80) plays an essential role in regulating cardiovascular remodeling. This study aims to define the role of CCDC80 in the formation and d...
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