Search Results - "Lee, Hyoung Jae"
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An overview on how Pd on resistive-based nanomaterial gas sensors can enhance response toward hydrogen gas
Published in International journal of hydrogen energy (26-07-2019)“…Hydrogen has captured a lot of attention in recent years because its abundance, cleanness and one of the most promising sources of green energy. However,…”
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Predictive gas sensor based on thermal fingerprints from Pt-SnO2 nanowires
Published in Sensors and actuators. B, Chemical (15-02-2019)“…•SnO2 nanowires are grown via chemical vapor deposition in a horizontal quartz tube.•Nanowires are decorated with Pt nanoparticles through γ-ray…”
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Enhancement of CO and NO2 sensing in n-SnO2-p-Cu2O core-shell nanofibers by shell optimization
Published in Journal of hazardous materials (15-08-2019)“…[Display omitted] •n- SnO2/p-Cu2O core-shell nanofibers were synthesized by electrospinning and ALD techniques.•Shell thickness was controlled by the number of…”
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Enhancement of gas sensing by implantation of Sb-ions in SnO2 nanowires
Published in Sensors and actuators. B, Chemical (01-02-2020)“…•For gas sensing studies, we synthesized Sb-implanted SnO2 NWs at different doses.•Sensor response was enhanced by Sb-implantation, where the lowest dose…”
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Realization of H2S sensing by Pd-functionalized networked CuO nanowires in self-heating mode
Published in Sensors and actuators. B, Chemical (15-11-2019)“…Schematic of sensing mechanisms in Pd-decorated CuO nanowires [Display omitted] •We fabricated pristine and Pd-functionalized CuO nanowires (NWs) for H2S gas…”
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Eco‐friendly glass wet etching for MEMS application: A review
Published in Journal of the American Ceramic Society (01-10-2024)“…Glass is one of the most essential materials in various industrial fields. A representative application is as interposers in the semiconductor and display…”
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Optimization of the surface coverage of metal nanoparticles on nanowires gas sensors to achieve the optimal sensing performance
Published in Sensors and actuators. B, Chemical (01-01-2020)“…[Display omitted] •Amounts of Pt and Pd nanoparticles on SnO2 nanowires were optimized for NO2 gas sensing improvement.•The NO2 gas responses showed a…”
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Floating buoy-based triboelectric nanogenerator for an effective vibrational energy harvesting from irregular and random water waves in wild sea
Published in Nano energy (01-03-2018)“…Water waves in wild sea have unique characteristics of being huge, random, irregular, and of low frequency. To effectively harvest such vibrational energy, any…”
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Indium-implantation-induced enhancement of gas sensing behaviors of SnO2 nanowires by the formation of homo-core–shell structure
Published in Sensors and actuators. B, Chemical (15-10-2020)“…[Display omitted] •A new sensing mechanism is explained for the In-implanted SnO2 nanowires.•Gas sensing tests demonstrated improved gas response after In…”
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ppb-Level Selective Hydrogen Gas Detection of Pd-Functionalized In2O3-Loaded ZnO Nanofiber Gas Sensors
Published in Sensors (Basel, Switzerland) (02-10-2019)“…Pd nanoparticle-functionalized, xIn2O3 (x = 0.05, 0.1, and 0.15)-loaded ZnO nanofibers were synthesized by an electrospinning and ultraviolet (UV) irradiation…”
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Sub-ppm Formaldehyde Detection by n-n TiO2@SnO2 Nanocomposites
Published in Sensors (Basel, Switzerland) (19-07-2019)“…Formaldehyde (HCHO) is an important indicator of indoor air quality and one of the markers for detecting lung cancer. Both medical and air quality applications…”
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Selective Detection of H2 Gas in Gas Mixtures Using NiO‐Shelled Pd‐Decorated ZnO Nanowires
Published in Advanced materials technologies (08-07-2024)“…Hydrogen (H2) gas is a green fuel, but its leakage during storage and transportation can lead to disasters due to its explosive nature. Here, a sensitive and…”
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Gas Sensing Properties of Mg-Incorporated Metal-Organic Frameworks
Published in Sensors (Basel, Switzerland) (29-07-2019)“…The gas sensing properties of two novel series of Mg-incorporated metal-organic frameworks (MOFs), termed Mg-MOFs-I and -II, were assessed. The synthesized…”
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Structural insights into a key step of brassinosteroid biosynthesis and its inhibition
Published in Nature plants (01-06-2019)“…Brassinosteroids (BRs) are essential plant steroid hormones that regulate plant growth and development 1 . The most potent BR, brassinolide, is produced by…”
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Significant Enhancement of Hydrogen-Sensing Properties of ZnO Nanofibers through NiO Loading
Published in Nanomaterials (Basel, Switzerland) (03-11-2018)“…Metal oxide - heterojunction nanofibers (NFs) are among the most promising approaches to enhancing the efficiency of gas sensors. In this paper, we report the…”
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Microwave‐Assisted Synthesis of Porous Biomolecule‐Incorporated Metal‐Organic Frameworks as Efficient Nanocarriers for Anti‐Cancer Drugs
Published in ChemistrySelect (Weinheim) (07-07-2023)“…Biomolecule‐incorporated metal‐organic frameworks (b‐MOFs) exhibit enhanced bioavailability and biocompatibility, making them an ideal option for use as drug…”
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Efficient genome engineering using Platinum TALEN in potato
Published in Plant Biotechnology (25-09-2019)“…Potato (Solanum tuberosum) is one of the most important crops in the world. However, it is generally difficult to breed a new variety of potato crops because…”
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Developing a Multicore Platform Utilizing Open RISC-V Cores
Published in IEEE access (2021)“…RISC-V has been experiencing explosive growth since its first appearance in 2011. Dozens of free and open cores developed based on this instruction set…”
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Hatching stimulation activity of steroidal glycoalkaloids toward the potato cyst nematode, Globodera rostochiensis
Published in Plant Biotechnology (25-09-2020)“…Cyst nematodes (Globodera spp. and Heterodera spp.) are highly evolved sedentary endoparasites that are considered as harmful pests worldwide. The hatching of…”
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SnO2 (n)-NiO (p) composite nanowebs: Gas sensing properties and sensing mechanisms
Published in Sensors and actuators. B, Chemical (01-04-2018)“…•We optimized SnO2-NiO nanocomposite sensors for detection of hazardous gases.•Depending on the composition, SnO2-NiO composite nanowebs showed either n-type…”
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