Search Results - "Ji-Ho Ryu"

Improved Intrinsic Nonlinear Characteristics of Ta2O5/Al2O3-Based Resistive Random-Access Memory for High-Density Memory Applications by Ryu, Ji-Ho, Kim, Sungjun

“…The major hindrance for high-density application of two-terminal resistive random-access memory (RRAM) array design is unintentional sneak path leakage through…”
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Architectural Engineering of Rod–Coil Compatibilizers for Producing Mechanically and Thermally Stable Polymer Solar Cells by Kim, Hyeong Jun, Kim, Jae-Han, Ryu, Ji-Ho, Kim, Youngkwon, Kang, Hyunbum, Lee, Won Bo, Kim, Taek-Soo, Kim, Bumjoon J

“…While most high-efficiency polymer solar cells (PSCs) are made of bulk heterojunction (BHJ) blends of conjugated polymers and fullerene derivatives, they have…”
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Compliance current and temperature effects on non-volatile memory switching and volatile switching dynamics in a Cu/SiOx/p++-Si device by Yoon, Sung Joon, Ryu, Ji-Ho, Ismail, Muhammad, Chen, Ying-Chen, Chang, Yao-Feng, Yun, Min Ju, Kim, Hee-Dong, Kim, Sungjun

“…We observe how temperature and compliance currents (CCs) affect the coexistence of nonvolatile resistive memory switching (NVMS) and volatile threshold…”
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Zinc Tin Oxide Synaptic Device for Neuromorphic Engineering by Ryu, Ji-Ho, Kim, Boram, Hussain, Fayyaz, Ismail, Muhammad, Mahata, Chandreswar, Oh, Teresa, Imran, Muhammad, Min, Kyung Kyu, Kim, Tae-Hyeon, Yang, Byung-Do, Cho, Seongjae, Park, Byung-Gook, Kim, Yoon, Kim, Sungjun

“…Neuromorphic computing offers parallel data processing and low energy consumption and can be useful to replace conventional von Neumann computing. Memristors…”
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Poison severity score and sequential organ failure assessment score: Carbon monoxide poisoning prognosis by Wang, Il Jae, Yeom, Seok-Ran, Park, Sung-Wook, Lee, Sung-Hwa, Han, Sang-Kyoon, Park, Soon-Chang, Ryu, Ji-Ho, Hwang, Seong-Youn

“…We aimed to examine the utility of the Poison Severity Score (PSS) and Sequential Organ Failure Assessment (SOFA) score as early prognostic predictors of…”
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Pre-hospital modified shock index for prediction of massive transfusion and mortality in trauma patients by Wang, Il-Jae, Bae, Byung-Kwan, Park, Sung-Wook, Cho, Young-Mo, Lee, Dae-Sup, Min, Mun-Ki, Ryu, Ji-Ho, Kim, Gil-Hwan, Jang, Jae-Hoon

“…Modified shock index (MSI) is a useful predictor in trauma patients. However, the value of prehospital MSI (preMSI) in trauma patients is unknown. The aim of…”
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Long-term and short-term plasticity of Ta2O5/HfO2 memristor for hardware neuromorphic application by Ryu, Ji-Ho, Mahata, Chandreswar, Kim, Sungjun

“…Here in, we introduce a Pt/Ta2O5/HfO2/TiN memristor with enhanced resistive switching behavior, these conductive effects were induced by inserting a HfO2…”
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Targeted suicide gene therapy for liver cancer based on ribozyme-mediated RNA replacement through post-transcriptional regulation by Han, Seung Ryul, Lee, Chang Ho, Im, Ji Young, Kim, Ju Hyun, Kim, Ji Hyun, Kim, Sung Jin, Cho, Young Woo, Kim, Eunkyung, Kim, Youngah, Ryu, Ji-Ho, Ju, Mi Ha, Jeong, Jin Sook, Lee, Seong-Wook

“…Hepatocellular carcinoma (HCC) has high fatality rate and limited therapeutic options. Here, we propose a new anti-HCC approach with high cancer-selectivity…”
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Artificial synaptic characteristics of TiO2/HfO2 memristor with self-rectifying switching for brain-inspired computing by Ryu, Ji-Ho, Kim, Sungjun

“…In this work, a built-in selector synaptic memristor is proposed to minimize sneak current in synapse array. The Ti/TiO2/HfO2/Si device exhibits nonlinear and…”
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Bio-inspired synaptic functions from a transparent zinc-tin-oxide-based memristor for neuromorphic engineering by Ryu, Ji-Ho, Kim, Boram, Hussain, Fayyaz, Mahata, Chandreswar, Ismail, Muhammad, Kim, Yoon, Kim, Sungjun

“…[Display omitted] •All transparent semiconductor memristor (ITO/ZTO/ITO) was presented.•Potentiaion/depression were demonstrated for artificial synaptic device…”
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Highly conductive, stretchable and biocompatible Ag–Au core–sheath nanowire composite for wearable and implantable bioelectronics by Choi, Suji, Han, Sang Ihn, Jung, Dongjun, Hwang, Hye Jin, Lim, Chaehong, Bae, Soochan, Park, Ok Kyu, Tschabrunn, Cory M., Lee, Mincheol, Bae, Sun Youn, Yu, Ji Woong, Ryu, Ji Ho, Lee, Sang-Woo, Park, Kyungpyo, Kang, Peter M., Lee, Won Bo, Nezafat, Reza, Hyeon, Taeghwan, Kim, Dae-Hyeong

“…Wearable and implantable devices require conductive, stretchable and biocompatible materials. However, obtaining composites that simultaneously fulfil these…”
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Compact, tunable Wilkinson power divider using tunable synthetic transmission line by Tang, Wenjia, Ryu, Ji-Ho, Kim, Hongjoon

“…A very compact and frequency tunable Wilkinson power divider is suggested and demonstrated for the first time.By replacing λ/4 section lines in a conventional…”
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Resistive switching and synaptic behaviors of an HfO2/Al2O3 stack on ITO for neuromorphic systems by Mahata, Chandreswar, Lee, Changmin, An, Youngseo, Kim, Min-Hwi, Bang, Suhyun, Kim, Chae Soo, Ryu, Ji-Ho, Kim, Sungjun, Kim, Hyoungsub, Park, Byung-Gook

“…This work reports on the bipolar resistive switching (RS) characteristics and possible applicability to transparent synaptic devices when an ultrathin Al2O3…”
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Filamentary and interface switching of CMOS-compatible Ta2O5 memristor for non-volatile memory and synaptic devices by Ryu, Ji-Ho, Hussain, Fayyaz, Mahata, Chandreswar, Ismail, Muhammad, Abbas, Yawar, Kim, Min-Hwi, Choi, Changhwan, Park, Byung-Gook, Kim, Sungjun

“…[Display omitted] •CMOS compatible Ta2O5 memristor was presented.•Filamentary and interface type switching were controlled by electroforming.•STDP and PPF were…”
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Synaptic Characteristics of Amorphous Boron Nitride-Based Memristors on a Highly Doped Silicon Substrate for Neuromorphic Engineering by Lee, Jinju, Ryu, Ji-Ho, Kim, Boram, Hussain, Fayyaz, Mahata, Chandreswar, Sim, Eunjin, Ismail, Muhammad, Abbas, Yawar, Abbas, Haider, Lee, Dong Keun, Kim, Min-Hwi, Kim, Yoon, Choi, Changhwan, Park, Byung-Gook, Kim, Sungjun

“…In this study, the resistive switching and synaptic properties of a complementary metal-oxide semiconductor-compatible Ti/a-BN/Si device are investigated for…”
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Predicting in-hospital cardiac arrest outcomes: CASPRI and GO-FAR scores by Jung, Jonghee, Ryu, Ji Ho, Shon, Seungwoo, Min, Munki, Hyun, Tae Gyu, Chun, Mose, Lee, Daesup, Lee, Minjee

“…It is important to predict the neurological prognoses of in-hospital cardiac arrest (IHCA) patients immediately after recovery of spontaneous circulation…”
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Modification of termination of resuscitation rule with compression time interval in South Korea by Park, Song Yi, Lim, Daesung, Ryu, Ji Ho, Kim, Yong Hwan, Choi, Byungho, Kim, Sun Hyu

“…This study aimed to validate the predictive performance of the termination of resuscitation (TOR) rule and examine the compression time interval (CTI) as a…”
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Comparison of blood flow between two mechanical compression devices using ultrasound: Animal trial by Ryu, Ji Ho, Min, Mun Ki, Lee, Dae Sub, Lee, Min Jee, Chun, Mo Se, Hyun, Taegyu, Shon, Seung Woo

“…During manual chest compression, maintaining accurate compression depth and consistency is a challenge. Therefore, mechanical chest compression devices(mCCDs)…”
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Investigating the effects of nitrous oxide sedation on frontal-parietal interactions by Ryu, Ji-Ho, Kim, Pil-Jong, Kim, Hong-Gee, Koo, Yong-Seo, Shin, Teo Jeon

“…•Nitrous oxide led to a decrease in connectivity in the parietal-frontal direction.•However, nitrous oxide did not lead to a decrease in connectivity in the…”
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Corrigendum to "Pre-hospital modified shock index for prediction of massive transfusion and mortality in trauma patients" [Volume 38, Issue 2, 2020 Feb :187-190] by Wang, Il-Jae, Bae, Byung-Kwan, Park, Sung-Wook, Cho, Young-Mo, Lee, Dae-Sup, Min, Mun-Ki, Ryu, Ji-Ho, Kim, Gil-Hwan, Jang, Jae-Hoon

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