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Chromium oxide decorated on carbon materials to tune the electron transport layer (ETL) of perovskite solar cells and X-ray detectors- 저자명
Syed Muhammad Zain Mehdi, Hailiang Liu, Sayed Zafar Abbas, Dhanasekaran Vikraman, Jun Hyeog Oh, Jang Hyuk Kwon, Sajjad Hussain, Jungwon Kang, Naesung Lee
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Applied Surface Science
- 등록일
2023-06-23
- 내 용
Perovskites hold great promise for the fabrication of solar cells with high efficiency and low costs. Power conversion efficiencies (PCEs) have increased dramatically, highlighting the remarkable potential of perovskite ...
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Imidazole-based artificial synapses for neuromorphic computing: a cluster-type conductive filament via controllable nanocluster nucleation- 저자명
Jungyeop Oh, Sang Yoon Yang, Sungkyu Kim, Changhyeon Lee, Jun-Hwe Cha, Byung Chul Jang, Sung Gap Im and Sung-Yool Choi
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Materials Horizons(Royal Society of Chemistry)
- 등록일
2023-04-11
- 내 용
Memristive synapses based on conductive bridging RAMs (CBRAMs) utilize a switching layer having low binding energy with active metals for excellent analog conductance modulation, but the resulting unstable conductive fil...
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Collective Control of Potential-Constrained Oxygen Vacancies in Oxide Heterostructures for Gradual Resistive Switching- 저자명
Jaeyoung Jeon, Kitae Eom, Minkyung Lee, Sungkyu Kim, Hyungwoo Lee
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Small
- 등록일
2023-05-27
- 내 용
Filamentary resistive switching in oxides is one of the key strategies for developing next-generation non-volatile memory devices. However, despite numerous advantages, their practical applications in neuromorphic comput...
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Reversible Photomodulation of Two-Dimensional Electron Gas in LaAlO3/SrTiO3 Heterostructures- 저자명
Gyeongmo Yang, Youngmin Kim, Jaeyoung Jeon, Minkyung Lee, Doyeop Kim, Sungkyu Kim, Kitae Eom, and Hyungwoo Lee
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Nano Letters, ACS Publications
- 등록일
2023-07-07
- 내 용
Long-lived photoinduced conductance changes in LaAlO3/SrTiO3 (LAO/STO) heterostructures enable their use in optoelectronic memory applications. However, it remains challenging to quench the persistent photoconductivity (...
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Investigating Series and Parallel Oxide Memtransistors for Tunable Weight Update Properties- 저자명
Seung-Hyeon Kang, Seonguk Yang, Donghyun Lee, Sungkyu Kim, Joonki Suh, and Hong-Sub Lee
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ACS Appl. Electron. Mater.
- 등록일
2023-05-27
- 내 용
Currently, analog in-memory computing, employing memristors into a crossbar array architecture (CAA), is the leading system among available neuromorphic hardware. This study presents a highly tunable synaptic weight upda...
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Unveiling the Role of Ruthenium in Layered Sodium Cobaltite Toward High-Performance Electrode Enabled by Anionic and Cationic Redox- 저자명
Natalia Voronina, Konstantin Köster, Jun Ho Yu, Hee Jae Kim, Min-Gi Jung, Hun-Gi Jung, Kug-Seung Lee, Payam Kaghazchi, Seung-Taek Myung
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Advanced Energy Materials
- 등록일
2023-08-17
- 내 용
The effect of Ru substitution on the structure and electrochemical properties of P2-type Na0.67CoO2 is investigated. The first-discharge capacities of Na0.67CoO2 and Na0.6 [Co0.78Ru0.22]O2 materials are 128 and 163 mAh g...
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Comprehensive understanding on lithium argyrodite electrolytes for stable and safe all-solid-state lithium batteries- 저자명
Jae-Sang Park, Chang-Heum Jo, Seung-Taek Myung
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Energy Storage Materials
- 등록일
2023-06-23
- 내 용
All-solid-state batteries (ASSB) are recognized as the key to next-generation energy storage technologies and are replacing commercial lithium-ion batteries that use electrolytes composed of flammable organic solvents. A...
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Feasible approaches for anode-free lithium-metal batteries as next generation energy storage systems- 저자명
Chang-Heum Jo, Kee-Sun Sohn, Seung-Taek Myung
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Energy Storage Materials
- 등록일
2023-03-01
- 내 용
- 저자명
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Hollandite-type potassium titanium oxide with exceptionally stable cycling performance as a new cathode material for potassium-ion batteries- 저자명
Jae Hyeon Jo, Hee Jae Kim, Najma Yaqoob, Kyuwook Ihm, Oliver Guillon, Kee-Sun Sohn, Naesung Lee, Payam Kaghazchi, Seung-Taek Myung
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Energy Storage Materials
- 등록일
2022-11-12
- 내 용
For the first time, we introduce hollandite-type K0.17TiO2, in which potassium ions are located at the center of a (2 × 2) tunnel structure, as a potential cathode material for potassium-ion batteries. Density func...
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Exploiting High-Voltage Stability of Dual-Ion Aqueous Electrolyte Reinforced by Incorporation of Fiberglass into Zwitterionic Hydrogel Electrolyte- 저자명
Orynbay Zhanadilov, Hee Jae Kim, Hou-Jen Lai, Jyh-Chiang Jiang, Aishuak Konarov, Almagul Mentbayeva, Zhumabay Bakenov, Kee-Sun Sohn, Payam Kaghazchi, Seung-Taek Myung
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Small
- 등록일
2023-06-28
- 내 용
Rechargeable zinc aqueous batteries are key alternatives for replacing toxic, flammable, and expensive lithium-ion batteries in grid energy storage systems. However, these systems possess critical weaknesses, including t...
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