Search Results - "Ji Ho Ryu"
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Architectural Engineering of Rod–Coil Compatibilizers for Producing Mechanically and Thermally Stable Polymer Solar Cells
Published in ACS nano (28-10-2014)“…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
Published in Applied physics letters (18-11-2019)“…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
Published in IEEE access (01-01-2020)“…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
Published in PloS one (01-03-2019)“…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
Published in The American journal of emergency medicine (01-02-2020)“…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
Published in Journal of alloys and compounds (05-01-2021)“…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
Published in Molecular therapy. Nucleic acids (05-03-2021)“…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
Published in Chaos, solitons and fractals (01-11-2020)“…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
Published in Applied surface science (01-04-2021)“…[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
Published in Nature nanotechnology (01-11-2018)“…Wearable and implantable devices require conductive, stretchable and biocompatible materials. However, obtaining composites that simultaneously fulfil these…”
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Improved Intrinsic Nonlinear Characteristics of Ta2O5/Al2O3-Based Resistive Random-Access Memory for High-Density Memory Applications
Published in Materials (21-09-2020)“…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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Compact, tunable Wilkinson power divider using tunable synthetic transmission line
Published in Microwave and optical technology letters (01-06-2010)“…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
Published in Journal of alloys and compounds (15-06-2020)“…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
Published in Applied surface science (01-11-2020)“…[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
Published in ACS applied materials & interfaces (29-07-2020)“…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
Published in Scientific reports (23-10-2023)“…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
Published in Scientific reports (25-01-2023)“…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
Published in The American journal of emergency medicine (01-10-2022)“…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
Published in Neuroscience letters (09-06-2017)“…•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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