Research Achievements 1 페이지 | 포항공과대학교 친환경소재대학원

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Research Achievements

Total 155건 1 페이지

155

ICMEL [ICMEL] Prof. Kyungdoc Kim: Improving mechanical properties of biomedical β-type Ti–Nb–Zr alloy fabricated by directed energy deposition · Abstract: The development of next-generation biomedical implants requires materials that combine high strength, low elastic modulus, and excellent biocompatibility. Among various candidates, ad..

작성자 최고관리자 작성일 2025-11-04
154

NEDL [NEDL] Prof. Changshin Jo: Prussian Blue Analog as a Functional Additive for Restoring Sulfide Solid Electrolytes: Enhancing Moisture Stability in All-Solid-State Batteries AbstractSulfide-based solid-state electrolytes (SSEs) hold significant potential for all-solid-state batteries (ASSBs), but their severe degradation upon exposure to moisture remains a major barrier to their practical application. ..

작성자 최고관리자 작성일 2025-10-28
153

NEDL [NEDL] Prof. Changshin Jo: Homogeneous integration of 1D/2D nanomaterials into mesoporous metal oxides via ultrafast condensation-induced self-assembly toward enhanced lithium-ion storage Abstract Homogeneous integration of nanomaterials into mesoporous metal oxides (MMOs) remains a long-standing challenge, as conventional solvent evaporation–driven block copolymer self-assembly often leads to phase segregation a..

작성자 최고관리자 작성일 2025-10-28
152

NEDL [NEDL] Prof. Changshin Jo: Solvent-Induced Octahedral Self-Assembly of Prussian Blue and Its Applications in Sodium-Ion Capacitors AbstractControlling the morphology and exposed facets of nano/microparticles is crucial for enhancing material properties in electrochemical reactions, photoreactions, and biosensors. However, Prussian Blue (PB), a type of metal–organic ..

작성자 최고관리자 작성일 2025-10-28
151

NEDL [NEDL] Prof. Changshin Jo: Incorporation of high-valence dopants in primary particles for strain-resistive Co-free high-Ni LiNi0.9Mn0.1O2 cathodes Abstract Co-free high-Ni cathode materials, which offer advantages such as high energy density and low cost, exhibit unsatisfactory cyclic life due to severe c-lattice distortion during cycling. In existing doping strategies, charge i..

작성자 최고관리자 작성일 2025-10-28
150

NEDL [NEDL] Prof. Changshin Jo: Triphasic Interface Engineering with Metallic Sn/N, B Co-Doped Carbon Matrix for Boosting Reaction Kinetics and Cycling Stability in Lithium–Sulfur Batteries Abstract Lithium–sulfur batteries undergo solid–liquid–solid phase transitions based on a dissolution–deposition reaction mechanism. To effectively suppress the shuttling of soluble polysulfides, catalysts should be incorporated into ..

작성자 최고관리자 작성일 2025-10-28
149

NEDL [NEDL] Prof. Changshin Jo: Anion Effects on Crystal Water Reactivity and Cathode-Electrolyte Interphase of Prussian Blue in Sodium-Ion Batteries Abstract Prussian blue (PB) is a promising low-cost cathode material for sodium-ion batteries (SIBs), but the impact of crystal water on performance degradation remains unclear. This study explores how PB's crystal water interacts wit..

작성자 최고관리자 작성일 2025-10-28
148

NEDL [NEDL] Prof. Changshin Jo: Pulse-Charging Energy Storage for Triboelectric Nanogenerator Based on Frequency Modulation Abstract Energy harvesting storage hybrid devices have garnered considerable attention as self-rechargeable power sources for wireless and ubiquitous electronics. Triboelectric nanogenerators (TENGs), a common type of energy harvester..

작성자 최고관리자 작성일 2025-06-16
147

NEDL [NEDL] Prof. Changshin Jo: Optimizing Carbon Coating Process for Lithium-Rich LiFePO4 Cathode Materials AbstractLi1+xFe1-xPO4 (Li-rich LFP) has been proposed as an alternative to address low ionic and electronic conductivity of stoichiometric LiFePO4 (LFP). However, comprehensive studies investigating the impact of the carbon coa..

작성자 최고관리자 작성일 2025-06-16
146

NEDL [NEDL] Prof. Changshin Jo: Compositional study of Ti–Nb oxide (TiNb2O7, Ti2Nb10O29, Ti2Nb14O39, and TiNb24O62) anodes for high power Li ion batteries AbstractTitanium niobium oxides (TNOs) are attractive anode materials for high power density Li-ion batteries. However, the details of capacity storage in TNOs are not fully understood today as it depends on the Ti and Nb composition and..

작성자 최고관리자 작성일 2025-06-16
145

NEDL [NEDL] Prof. Changshin Jo: Ultrahigh mass loading, binder-free synthetic approach for mesoporous graphitic carbon in 3D current collector for high energy lithium-ion batteries AbstractTo achieve high-energy lithium-ion batteries (LIBs), both a high mass loading of electrode material onto the current collector and a binder-free process are simultaneously needed, but this remains a challenge. In this study, a no..

작성자 최고관리자 작성일 2025-06-16
144

NEDL [NEDL] Prof. Changshin Jo: Carbon-based materials for potassium-ion battery anodes: Storage mechanisms and engineering strategies AbstractRecently, potassium-ion batteries (PIBs) have received significant attention in the energy storage field owing to their high-power output, fast charging capability, natural abundance, and environmental sustainability. Herein, we ..

작성자 최고관리자 작성일 2025-06-16
143

NEDL [NEDL] Prof. Changshin Jo: Enhancing Mechanical Resilience in Li-Ion Battery Cathodes with Nanoscale Elastic Framework Coatings Abstract Lattice volume changes in Li-ion batteries active materials are unavoidable during electrochemical cycling, posing significant engineering challenges from the particle to the electrode level. In this study, we present an ela..

작성자 최고관리자 작성일 2025-06-16
142

NEDL [NEDL] Prof. Changshin Jo: Free-Standing Carbon Materials for Lithium Metal Batteries AbstractLithium metal, with its high theoretical capacity and low redox potential, is the most promising next-generation high-energy-density battery anode material. However, the formation of uneven surface layers and dead lithium, signif..

작성자 최고관리자 작성일 2025-06-16
141

NEDL [NEDL] Prof. Changshin Jo: Activation of the Radical-Mediated Pathway and Facilitation of the Li2S Conversion by N-Doped Carbon-Embedded Ti1-xCoxN Nanowires as a Multifunctional Separator with a High … AbstractElectrolyte modification with a high donor-number solvent is necessary to increase sulfur utilization, but it also presents poor compatibility with lithium metal. The amount of the solvent should be optimized to maximize sulfur u..

작성자 최고관리자 작성일 2025-06-16
140

NEDL [NEDL] Prof. Changshin Jo: Aqueous Acidic Pectin-Based Solution as Electrolyte and Pretreatment Solution for Zinc Ion Battery Anodes AbstractWhile considerable progress has been achieved in aqueous mildly acidic Zn-ion batteries (AZIBs), the development of metallic Zn anodes remains challenging due to dendritic growth and side reactions on the Zn surface in mildly aci..

작성자 최고관리자 작성일 2025-06-16

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