Search Results - "Lee, Gyoung Ja"

A novel method to prepare Cu@Ag core–shell nanoparticles for printed flexible electronics by Kim, Chang Kyu, Lee, Gyoung-Ja, Lee, Min Ku, Rhee, Chang Kyu

“…This paper presents a one-step synthetic method of Cu@Ag core–shell nanoparticles with high oxidation resistance and electrical conductivity for printed…”
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High-temperature workable flexible piezoelectric energy harvester comprising thermally stable (K,Na)NbO3-based ceramic and polyimide composites by Hyeon, Dong Yeol, Lee, Gyoung-Ja, Lee, Sang-Hyeop, Park, Jin-Ju, Kim, Seoha, Lee, Min-Ku, Park, Kwi-Il

“…Composite-based piezoelectric devices have been widely investigated to realize a semi-permanent power supplier or self-powered sensors with high flexibility;…”
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Bismuth nano-powder electrode for trace analysis of heavy metals using anodic stripping voltammetry by LEE, Gyoung-Ja, LEE, Hi-Min, RHEE, Chang-Kyu

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A Theoretical and Empirical Investigation of Design Characteristics in a Pb(Zr,Ti)O3-Based Piezoelectric Accelerometer by Lee, Min-Ku, Han, Seung-Ho, Park, Jin-Ju, Lee, Gyoung-Ja

“…A theoretical and experimental study on the design-to-performance characteristics of a compression-mode Pb(Zr,Ti)O3-based piezoelectric accelerometer is…”
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Targeted Tumor Therapy Based on Nanodiamonds Decorated with Doxorubicin and Folic Acid by Ryu, Tae‐Kyung, Baek, Seung Woon, Lee, Gyoung‐Ja, Rhee, Chang‐Kyu, Choi, Sung‐Wook

“…The fabrication of nanodiamond (ND)‐based drug carriers for tumor‐targeted drug delivery is described. The ND clusters with an average size of 52.84 nm are…”
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Role of Extrinsic Contribution to Temperature Stability of Piezoelectricity for (K,Na)NbO3-(Bi,M)ZrO3 Ceramics with Morphotropic Phase Boundary by Lee, Gyoung-Ja, Lee, Min-Ku

“…Temperature stability of dielectric, ferroelectric, and piezoelectric properties were investigated in situ by choosing (K,Na)NbO3-(Bi,K)ZrO3 (KNN-BKZ),…”
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Piezoelectric and ferroelectric properties of (Bi,Na)TiO3–(Bi,Li)TiO3–(Bi,K)TiO3 ceramics for accelerometer application by Lee, Gyoung‐Ja, Kim, Byung‐Hoon, Yang, Sun‐A, Park, Jin‐Ju, Bu, Sang‐Don, Lee, Min‐Ku

“…The piezoelectric and ferroelectric properties of 0.76(Bi0.5Na0.5)TiO3–0.04(Bi0.5Li0.5)TiO3–0.2(Bi0.5K0.5)TiO3 (abbreviated as 0.76BNT–0.04BLT–0.2BKT) ceramics…”
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Design Optimization of Bulk Piezoelectric Acceleration Sensor for Enhanced Performance by Lee, Min-Ku, Han, Seung-Ho, Park, Kyu-Hyun, Park, Jin-Ju, Kim, Whung-Whoe, Hwang, Won-Ju, Lee, Gyoung-Ja

“…While seeking to achieve high performances of a bulk piezoelectric acceleration sensor, we investigated the behavior of the design variables of the sensor…”
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Generation of non‐equilibrium condition in solution plasma discharge using low‐pass filter circuit by Heo, Yong Kang, Lee, Seung Hyo, Bratescu, Maria Antoaneta, Kim, Sung Min, Lee, Gyoung‐Ja, Saito, Nagahiro

“…Solution plasma process has been researched as one of the synthetic methods of nano‐ and functional materials using plasma discharge in liquids. In this study,…”
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Anti-oxidant and natural killer cell activity of Korean red ginseng (Panax ginseng) and urushiol (Rhus vernicifera Stokes) on non-alcoholic fatty liver disease of rat by Hong, So Hyung, Suk, Ki Tae, Choi, Sang Hyeon, Lee, Jung Wook, Sung, Ho Taik, Kim, Chang Hoon, Kim, Eun Ji, Kim, Myoung Jo, Han, Sang Hak, Kim, Moon Young, Baik, Soon Koo, Kim, Dong Joon, Lee, Gyoung-Ja, Lee, Sang-kyu, Park, Seung Ha, Ryu, Ohk Hyun

“…► Two months of oral KRG or urushiol treatment improves lipid profiles in NAFLD of rats. ► KRG or urushiol treatment significantly increased NK cell activity…”
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Cellular Uptake Behavior of Doxorubicin-Conjugated Nanodiamond Clusters for Efficient Cancer Therapy by Ryu, Tae-Kyung, Lee, Gyoung-Ja, Rhee, Chang-Kyu, Choi, Sung-Wook

“…This paper describes the design and fabrication of doxorubicin (Dox)‐conjugated nanodiamond (ND) clusters with controlled sizes and cellular uptake behaviors…”
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Study of Sensitive Parameters on the Sensor Performance of a Compression-Type Piezoelectric Accelerometer Based on the Meta-Model by Lee, Gyoung-Ja, Hwang, Won-Ju, Park, Jin-Ju, Lee, Min-Ku

“…Through a numerical analytical approach based on piezoelectric analysis and meta-modeling, this study investigated the effect of the component design of an…”
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Simultaneous Voltammetric Determination of Zn, Cd and Pb at Bismuth Nanopowder Electrodes with Various Particle Size Distributions by Lee, Gyoung-Ja, Kim, Chang Kyu, Lee, Min Ku, Rhee, Chang Kyu

“…Effect of particle size distribution on sensor characteristics of nano‐Bi fixed electrode has been investigated using square wave anodic stripping voltammetry…”
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Effect of Impact Velocity on Interface Characteristics of HT-9 Steel Joints Fabricated by Magnetic Pulse Welding by Song, Jun-Woo, Park, Jin-Ju, Lee, Gyoung-Ja, Lee, Min-Ku, Park, Kyu-Hyun, Hong, Soon-Jik, Lee, Jung Gu

“…The weldability window in magnetic pulse welding (MPW) is proposed for the end-closure joining of HT-9 steel tubular workpieces. Based on both theoretical and…”
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The effects of the phase structure of the polymorphic phase boundary on the piezoelectric properties of (K,Na)NbO3-based ceramics by Yang, Sun-A, Kim, Byung-Hoon, Lee, Min-Ku, Bu, Sang-Don, Lee, Gyoung-Ja

“…We report the effects of the phase, i.e., the rhombohedral (R), orthorhombic (O) and tetragonal (T) phase, within a polymorphic phase boundary on the…”
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Effect of microcrystallite structures on electrochemical characteristics of mesoporous carbon electrodes for electric double-layer capacitors by Lee, Gyoung-Ja, Pyun, Su-Il

“…The effect of microcrystallite structures on electrochemical characteristics of mesoporous carbon electrodes was investigated by using nitrogen gas adsorption…”
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Piezoelectric Energy Harvesting from Two-Dimensional Boron Nitride Nanoflakes by Lee, Gyoung-Ja, Lee, Min-Ku, Park, Jin-Ju, Hyeon, Dong Yeol, Jeong, Chang Kyu, Park, Kwi-Il

“…Two-dimensional (2D) piezoelectric hexagonal boron nitride nanoflakes (h-BN NFs) were synthesized by a mechanochemical exfoliation process and transferred onto…”
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Decreased Total Antioxidant Activity in Major Depressive Disorder Patients Non-Responsive to Antidepressant Treatment by Baek, Song-Eun, Lee, Gyoung-Ja, Rhee, Chang-Kyu, Rho, Dae-Young, Kim, Do-Hoon, Huh, Sun, Lee, Sang-Kyu

“…This study aimed to evaluate the total antioxidant activity (TAA) in patients with major depressive disorder (MDD) and the effect of antidepressants on TAA…”
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Enhanced thermal conductivity of nanofluids containing graphene nanoplatelets prepared by ultrasound irradiation by Lee, Gyoung-Ja, Rhee, Chang Kyu

“…Stable ethylene glycol (EG)-based nanofluids containing graphene nanoplatelets (GnPs) were prepared by intensive ultrasonication without any surfactant. The…”
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Kinetic motion sensors based on flexible and lead-free hybrid piezoelectric composite energy harvesters with nanowires-embedded electrodes for detecting articular movements by Ham, Seong Su, Lee, Gyoung-Ja, Hyeon, Dong Yeol, Kim, Yeon-gyu, Lim, Yeong-won, Lee, Min-Ku, Park, Jin-Ju, Hwang, Geon-Tae, Yi, Seonghoon, Jeong, Chang Kyu, Park, Kwi-Il

“…Self-powered motion sensors have drawn many attentions for the last decade because it can be usefully applied to not only smart clothing and biomedical…”
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