Yujin Han

ORCID: 0000-0002-0132-642X
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About
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Research Areas
  • Advancements in Battery Materials
  • Advanced Battery Materials and Technologies
  • Supercapacitor Materials and Fabrication
  • Advanced Battery Technologies Research
  • Fiber-reinforced polymer composites
  • Industrial Vision Systems and Defect Detection
  • Gas Sensing Nanomaterials and Sensors
  • Engineering Applied Research
  • Power System Optimization and Stability
  • Advanced battery technologies research
  • Mesenchymal stem cell research
  • Adaptive Control of Nonlinear Systems
  • Bone Tissue Engineering Materials
  • Consumer Perception and Purchasing Behavior
  • Graphene research and applications
  • Optimal Experimental Design Methods
  • Synthesis and Properties of Aromatic Compounds
  • Cultural and Historical Studies
  • Advanced Multi-Objective Optimization Algorithms
  • 3D IC and TSV technologies
  • Engineering Education and Technology
  • Electrocatalysts for Energy Conversion
  • Carbon and Quantum Dots Applications
  • Explainable Artificial Intelligence (XAI)
  • Advanced Combustion Engine Technologies

Hanyang University
2011-2024

Anyang University
2024

University of Southern California
2024

Korea Institute of Energy Research
2019-2024

Korea University
2023

China Three Gorges Corporation (China)
2023

Korea Advanced Institute of Science and Technology
2021-2022

Myongji University
2019-2020

Kyushu University
2015-2019

National University of Defense Technology
2019

Wound healing in cases of excessive inflammation poses a significant challenge due to compromised neovascularization. Here, we propose multi-functional composite hydrogel engineered overcome such conditions through recruitment and activation macrophages with adapted degradation the hydrogel. The (G-TSrP) is created by combining gelatin methacryloyl (GelMA) nanoparticles (TSrP) composed tannic acid (TA) Sr2+. These are prepared using one-step mineralization process assisted metal-phenolic...

10.1016/j.bioactmat.2024.02.029 article EN cc-by-nc-nd Bioactive Materials 2024-03-05

High-capacity silicon (Si) materials hold a position at the forefront of advanced lithium-ion batteries. The inherent potential offers considerable advantages for substantially increasing energy density in batteries, capable maximizing benefit by changing paradigm from nano- to micron-sized Si particles. Nevertheless, intrinsic structural instability remains significant barrier its practical application, especially larger Here, covalently interconnected system is reported employing...

10.1002/advs.202305298 article EN cc-by Advanced Science 2024-01-17

Inorganic nanoparticles are promising materials for bone tissue engineering due to their chemical resemblance the native structure. However, most studies unable capture entirety of defective environment, providing limited regenerative abilities. Hence, this study aims develop a multifunctional nanoparticle collectively control niche, including immune, angiogenic, and osteogenic systems. The nanoparticles, self-assembled by biomimetic mineralization tannic acid (TA)-mediated metal-polyphenol...

10.1002/adhm.202400232 article EN Advanced Healthcare Materials 2024-05-02

Abstract Lithium batteries with solid-state electrolytes are an appealing alternative to state-of-the-art non-aqueous lithium-ion liquid because of safety and energy aspects. However, engineering development at the cell level for lithium is limited. Here, advance this aspect produce high-energy cells, we introduce a design based on advanced parametrization microstructural architectural parameters electrode electrolyte components. To validate proposed, assemble test (applying stack pressure...

10.1038/s41467-024-50075-9 article EN cc-by Nature Communications 2024-07-12

Solid-state batteries (SSBs) have emerged as a promising alternative to conventional liquid electrolyte due their potential for higher energy density and improved safety. However, achieving high performance in SSBs is difficult because of inadequate contact interfacial reactions that generate resistance, well solid-solid between electrodes. These chronic issues are associated with inhomogeneous ion electron transport networks owing imperfect contact. This study developed an optimal...

10.1021/acsami.3c04394 article EN ACS Applied Materials & Interfaces 2023-07-19

Static synchronous compensator (STATCOM) is a non-linear system so that the conventional linear output feedback controller with synthesised control cannot guarantee uniform tracking performance, although it improves stability margin in an inductive operating range. Recently, input–output linearisation via has been applied to STATCOM and shows transient performance but owing lightly damped internal dynamics results current ripples DC-side capacitors. To reduce ripples, damping term, time...

10.1049/iet-gtd.2010.0551 article EN IET Generation Transmission & Distribution 2011-09-05

Phosphate is a ubiquitous pollutant in aquatic systems, and increasingly stringent post-treatment phosphate effluent standards necessitate efficient removal techniques. In this study, mesoporous lanthanum hydroxide (MLHO) was synthesized by hard-template method using ordered silica, its potential as an adsorbent for high-efficiency aqueous solutions tested. The porosity characteristics of MLHOs were controlled adjusting the template structure synthesis conditions. MLHO adsorbents showed...

10.1039/c9ra00895k article EN cc-by-nc RSC Advances 2019-01-01

Abstract Despite improved sensitivity, simple downsizing of gas‐sensing components to randomly arranged nanostructures often faces challenges associated with unpredictable electrical conduction pathways. In the present study, controlled fabrication three‐dimensional (3D) metal oxide nanowire networks is demonstrated that can greatly improve both signal stability and sensor response compared random arrays. For example, highest ever reported H 2 S gas value, a 5 times lower relative standard...

10.1002/adfm.202108891 article EN Advanced Functional Materials 2021-10-27

Commentary: Generative artificial intelligence empowers educational reform: current status, issues, and prospects

10.3389/feduc.2024.1445169 article EN cc-by Frontiers in Education 2024-07-17

Magnetic hydrogels have been commonly used in biomedical applications. As magnetite nanoparticles (MNPs) exhibit peroxidase enzyme-like activity, magnetic actively as signal transducers for assays. Droplet microfluidics, which uses photoinitiated polymerization, is a preferred method the synthesis of hydrogels. However, light absorption by MNPs makes it difficult to obtain fully polymerized and homogeneous through polymerization. Several methods reported address this issue, but few studies...

10.3390/ma13194401 article EN Materials 2020-10-02

10.4229/23rdeupvsec2008-3do.4.5 article EN 23rd European Photovoltaic Solar Energy Conference and Exhibition, 1-5 September 2008, Valencia, Spain 2008-11-01

This study investigates an important and challenging problem in non-linear systems: achieving output tracking control with a tolerable error bound as well providing enhanced damping of the internal dynamics. is solved by using controller input–output linearised static synchronous compensator system. The controllability observability analyses direct authors how to determine gain. proposed provides improved for lightly damped dynamics degraded but performance. Finding parameter-dependent...

10.1049/iet-cta.2011.0340 article EN IET Control Theory and Applications 2012-07-05

Amphiphilic Janus particles typically comprise two distinct hemispheres with spatially dispersed physicochemical properties. The anisotropic structure and properties of can be exploited for various applications. However, their preparation requires complex sophisticated processes expensive equipment to control the formation different structures chemical compositions. Herein, a simple synthetic approach facile fabrication versatile efficient ratio wettability based on particle fixation at...

10.1021/acs.langmuir.3c01917 article EN Langmuir 2023-09-14

Electric double-layer capacitors have attracted considerable attention for energy storage because of their excellent power capability, high stability, and long cycle life. Activated carbon is the most widely employed electrode material electric owing to its specific surface area, hierarchical porous structure, electrical conductivity. However, increase density devices, new synthetic methods enhancing capacitances are required. We developed a facile preparation method petroleum pitch-based...

10.1155/2023/7375509 article EN cc-by International Journal of Energy Research 2023-12-02
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