Works by Lee, Sang-Youl

Results: 42

Improving Emission Uniformity of InGaN/GaN-Based Vertical LEDs by Using Reflective ITO/Ag n-Contact.

Published in:

Electronics (2079-9292), 2021, v. 10, n. 8, p. 975, doi. 10.3390/electronics10080975

By:

Yum, Woong-Sun;
Koo, Ji-Hyun;
Lee, Dae-Hee;
Kim, Young-Hoon;
Jeong, Young-Kyu;
Jung, Se-Yeon;
Lee, Sang-Youl;
Jeong, Hwan-Hee;
Seong, Tae-Yeon

Publication type:

Article

Substrate Effects on the Electrical Properties in GaN-Based High Electron Mobility Transistors.

Published in:

Crystals (2073-4352), 2021, v. 11, n. 11, p. 1414, doi. 10.3390/cryst11111414

By:

Chang, Sung-Jae;
Cho, Kyu-Jun;
Lee, Sang-Youl;
Jeong, Hwan-Hee;
Lee, Jae-Hoon;
Jung, Hyun-Wook;
Bae, Sung-Bum;
Choi, Il-Gyu;
Kim, Hae-Cheon;
Ahn, Ho-Kyun;
Lim, Jong-Won

Publication type:

Article

Reduced order modeling for optimal aerodynamic design and operation of the industrial air-jet ejector.

Published in:

Journal of Mechanical Science & Technology, 2024, v. 38, n. 8, p. 4005, doi. 10.1007/s12206-024-2113-6

By:

Sohn, Ilyoup;
Moon, Seung-Hwan;
Baek, Seok-Heum;
Lee, Sang-Youl

Publication type:

Article

Dynamic stability and nonlinear transient behaviors of CNT-reinforced fiber/polymer composite cylindrical panels with delamination around a cutout.

Published in:

Nonlinear Dynamics, 2020, v. 99, n. 4, p. 2551, doi. 10.1007/s11071-020-05477-x

By:

Lee, Sang-Youl

Publication type:

Article

Characterization of Pseudotachylite and Fault Gouges in Drill Cores from Andong, Korea and Its Implications for Paleo-Earthquakes.

Published in:

Sustainability (2071-1050), 2020, v. 12, n. 24, p. 10421, doi. 10.3390/su122410421

By:

Choo, Chang Oh;
Jo, Su Hyeon;
Lee, Sang-Youl;
Lee, Sang-Eun;
Jeong, Gyo-Cheol

Publication type:

Article

Dynamic Instability of Carbon Nanotubes/Fiber/Polymer Multiscale Composite Spherical Shells with Delamination Around a Cutout.

Published in:

International Journal of Structural Stability & Dynamics, 2019, v. 19, n. 11, p. N.PAG, doi. 10.1142/S0219455419501323

By:

Lee, Sang-Youl

Publication type:

Article

Detection of Stiffness Reductions in Concrete Decks with Arbitrary Damage Shapes Using Incomplete Dynamic Measurements.

Published in:

Journal of Engineering Mechanics, 2008, v. 134, n. 7, p. 567, doi. 10.1061/(ASCE)0733-9399(2008)134:7(567)

By:

Lee, Sang-Youl;
Park, Taehyo;
Voyiadjis, George Z.

Publication type:

Article

A FORMULA FOR THE DELTA-UNKNOTTING NUMBERS OF KNOTS.

Published in:

International Journal of Mathematics, 2008, v. 19, n. 3, p. 323, doi. 10.1142/S0129167X08004662

By:

LEE, SANG YOUL;
SEO, MYOUNGSOO

Publication type:

Article

On adequate links and homogeneous links.

Published in:

Bulletin of the Australian Mathematical Society, 2001, v. 64, n. 3, p. 395, doi. 10.1017/S0004972700019869

By:

Lee, Sang Youl;
Park, Chan-Young;
Seo, Myoungsoo

Publication type:

Article

Symmetric geodesics on conformal compactifications of Euclidean Jordan algebras.

Published in:

Bulletin of the Australian Mathematical Society, 1999, v. 59, n. 2, p. 187, doi. 10.1017/S0004972700032810

By:

Lee, Sang Youl;
Lim, Yongdo;
Park, Chan-Young

Publication type:

Article

Braid representations of periodic links.

Published in:

Bulletin of the Australian Mathematical Society, 1997, v. 55, n. 1, p. 7, doi. 10.1017/S0004972700030495

By:

Lee, Sang Youl;
Park, Chan-Young

Publication type:

Article

Parametric impact performances in a new type crash cushion barrier system using an energy absorption pipe.

Published in:

International Journal of Crashworthiness, 2020, v. 25, n. 1, p. 106, doi. 10.1080/13588265.2018.1524548

By:

Noh, Myung-Hyun;
Lee, Sang-Youl

Publication type:

Article

Waveform-Based Condition Assessments in Civil Engineering.

Published in:

Shock & Vibration, 2016, p. 1, doi. 10.1155/2016/3789358

By:

Lee, Sang-Youl;
Rus, Guillermo;
Shafieezadeh, Abdollah

Publication type:

Article

Crash-Induced Vibration and Safety Assessment of Breakaway-Type Post Structures Made of High Anticorrosion Steels.

Published in:

Shock & Vibration, 2016, p. 1, doi. 10.1155/2016/5010521

By:

Lee, Sang-Youl

Publication type:

Article

Presentations of diquandles and diquandle coloring invariants for solid torus knots and links.

Published in:

Journal of Knot Theory & Its Ramifications, 2024, v. 33, n. 2, p. 1, doi. 10.1142/S021821652350102X

By:

Kim, Jieon;
Lee, Sang Youl;
Sheikh, Mohd Ibrahim

Publication type:

Article

Polynomial and signature invariants for pseudo-links via Goeritz matrices.

Published in:

Journal of Knot Theory & Its Ramifications, 2022, v. 31, n. 10, p. 1, doi. 10.1142/S0218216522500602

By:

Jeong, Suhyeon;
Kim, Jieon;
Lee, Sang Youl

Publication type:

Article

Diquandles and invariants for oriented dichromatic links.

Published in:

Journal of Knot Theory & Its Ramifications, 2021, v. 30, n. 7, p. 1, doi. 10.1142/S0218216521500498

By:

Lee, Sang Youl;
Sheikh, Mohd Ibrahim

Publication type:

Article

Derivation of Schubert normal forms of 2-bridge knots from (1,1)-diagrams.

Published in:

Journal of Knot Theory & Its Ramifications, 2019, v. 28, n. 8, p. N.PAG, doi. 10.1142/S0218216519500482

By:

Cho, Hyeran;
Lee, Sang Youl;
Song, Hyun-Jong

Publication type:

Article

Biquandle cohomology and state-sum invariants of links and surface-links.

Published in:

Journal of Knot Theory & Its Ramifications, 2018, v. 27, n. 11, p. N.PAG, doi. 10.1142/S0218216518430162

By:

Kamada, Seiichi;
Kawauchi, Akio;
Kim, Jieon;
Lee, Sang Youl

Publication type:

Article

Preface.

Published in:

Journal of Knot Theory & Its Ramifications, 2018, v. 27, n. 11, p. N.PAG, doi. 10.1142/S0218216518020030

By:

Bae, Yongju;
Kamada, Seiichi;
Kawauchi, Akio;
Lee, Sang Youl

Publication type:

Article

Presentation of immersed surface-links by marked graph diagrams.

Published in:

Journal of Knot Theory & Its Ramifications, 2018, v. 27, n. 10, p. N.PAG, doi. 10.1142/S0218216518500529

By:

Kamada, Seiichi;
Kawauchi, Akio;
Kim, Jieon;
Lee, Sang Youl

Publication type:

Article

Polynomial invariants for virtual marked graphs and virtual surface-link theory I.

Published in:

Journal of Knot Theory & Its Ramifications, 2017, v. 26, n. 12, p. -1, doi. 10.1142/S021821651750081X

By:

Lee, Sang Youl

Publication type:

Article

Applying Lipson's state models to marked graph diagrams of surface-links.

Published in:

Journal of Knot Theory & Its Ramifications, 2015, v. 24, n. 10, p. -1, doi. 10.1142/S0218216515400039

By:

Joung, Yewon;
Kamada, Seiichi;
Lee, Sang Youl

Publication type:

Article

Computations of quandle cocycle invariants of surface-links using marked graph diagrams.

Published in:

Journal of Knot Theory & Its Ramifications, 2015, v. 24, n. 10, p. -1, doi. 10.1142/S0218216515400106

By:

Kamada, Seiichi;
Kim, Jieon;
Lee, Sang Youl

Publication type:

Article

Preface.

Published in:

Journal of Knot Theory & Its Ramifications, 2015, v. 24, n. 10, p. -1, doi. 10.1142/S0218216515020010

By:

Bae, Yongju;
Kamada, Seiichi;
Kawauchi, Akio;
Lee, Sang Youl;
Manturov, Vassily Olegovich

Publication type:

Article

Polynomial invariants of flat virtual links using invariants of virtual links.

Published in:

Journal of Knot Theory & Its Ramifications, 2015, v. 24, n. 6, p. -1, doi. 10.1142/S0218216515500364

By:

Kim, Joonoh;
Lee, Sang Youl

Publication type:

Article

On generating sets of Yoshikawa moves for marked graph diagrams of surface-links.

Published in:

Journal of Knot Theory & Its Ramifications, 2015, v. 24, n. 4, p. -1, doi. 10.1142/S0218216515500182

By:

Kim, Jieon;
Joung, Yewon;
Lee, Sang Youl

Publication type:

Article

IDEAL COSET INVARIANTS FOR SURFACE-LINKS IN ℝ<sup>4</sup>.

Published in:

Journal of Knot Theory & Its Ramifications, 2013, v. 22, n. 9, p. -1, doi. 10.1142/S0218216513500521

By:

JOUNG, YEWON;
KIM, JIEON;
LEE, SANG YOUL

Publication type:

Article

ON THE VA-POLYNOMIAL OF PERIODIC VIRTUAL KNOTS.

Published in:

Journal of Knot Theory & Its Ramifications, 2013, v. 22, n. 5, p. -1, doi. 10.1142/S0218216513500168

By:

KIM, JOONOH;
LEE, SANG YOUL;
SEO, MYOUNGSOO

Publication type:

Article

A FOUR-VARIABLE INDEX POLYNOMIAL INVARIANT OF LONG VIRTUAL KNOTS.

Published in:

Journal of Knot Theory & Its Ramifications, 2012, v. 21, n. 9, p. 1250083-1, doi. 10.1142/S0218216512500836

By:

IM, YOUNG HO;
LEE, SANG YOUL

Publication type:

Article

ON THE INDEX AND ARROW POLYNOMIALS OF PERIDOIC VIRTUAL LINKS.

Published in:

Journal of Knot Theory & Its Ramifications, 2012, v. 21, n. 6, p. 1250058-1, doi. 10.1142/S0218216512500587

By:

IM, YOUNG HO;
LEE, SANG YOUL

Publication type:

Article

GENERA AND PERIODICITY OF VIRTUAL KNOTS AND LINKS.

Published in:

Journal of Knot Theory & Its Ramifications, 2012, v. 21, n. 4, p. 1250037-1, doi. 10.1142/S0218216511009881

By:

LEE, SANG YOUL

Publication type:

Article

ON THE Δ-UNKNOTTING NUMBER OF WHITEHEAD DOUBLES OF KNOTS.

Published in:

Journal of Knot Theory & Its Ramifications, 2012, v. 21, n. 2, p. 1250021-1, doi. 10.1142/S0218216511009583

By:

JANG, HEE JEONG;
LEE, SANG YOUL;
SEO, MYOUNGSOO

Publication type:

Article

SIGNATURE, NULLITY AND DETERMINANT OF CHECKERBOARD COLORABLE VIRTUAL LINKS.

Published in:

Journal of Knot Theory & Its Ramifications, 2010, v. 19, n. 8, p. 1093, doi. 10.1142/S0218216510008315

By:

IM, YOUNG HO;
LEE, KYEONGHUI;
LEE, SANG YOUL

Publication type:

Article

INDEX POLYNOMIAL INVARIANT OF VIRTUAL LINKS.

Published in:

Journal of Knot Theory & Its Ramifications, 2010, v. 19, n. 5, p. 709, doi. 10.1142/S0218216510008042

By:

IM, YOUNG HO;
LEE, KYEONGHUI;
LEE, SANG YOUL

Publication type:

Article

FORMULAS FOR THE CASSON INVARIANT OF CERTAIN INTEGRAL HOMOLOGY 3-SPHERES.

Published in:

Journal of Knot Theory & Its Ramifications, 2009, v. 18, n. 11, p. 1551, doi. 10.1142/S0218216509007610

By:

LEE, SANG YOUL;
SEO, MYOUNGSOO

Publication type:

Article

CASSON KNOT INVARIANTS OF PERIODIC KNOTS WITH RATIONAL QUOTIENTS II.

Published in:

Journal of Knot Theory & Its Ramifications, 2008, v. 17, n. 8, p. 905, doi. 10.1142/S0218216508006440

By:

LEE, SANG YOUL;
SEO, MYOUNGSOO

Publication type:

Article

INVARIANTS OF SURFACE LINKS IN ℝ<sup>4</sup> VIA SKEIN RELATION.

Published in:

Journal of Knot Theory & Its Ramifications, 2008, v. 17, n. 4, p. 439, doi. 10.1142/S0218216508006221

By:

LEE, SANG YOUL

Publication type:

Article

CASSON KNOT INVARIANTS OF PERIODIC KNOTS WITH RATIONAL QUOTIENTS.

Published in:

Journal of Knot Theory & Its Ramifications, 2007, v. 16, n. 4, p. 439, doi. 10.1142/S0218216507005373

By:

JANG, HEE JEONG;
LEE, SANG YOUL;
SEO, MYOUNGSOO

Publication type:

Article

Advanced Materials for Structural Vibration Control.

Published in:

Shock & Vibration, 2018, p. 1, doi. 10.1155/2018/3051687

By:

Lee, Sang-Youl;
Rus, Guillermo;
Shafieezadeh, Abdollah

Publication type:

Article

High-Energy Impact Behaviors of Hybrid Composite Plates Strengthened with 3D-UHMWPE Composites.

Published in:

Shock & Vibration, 2018, p. 1, doi. 10.1155/2018/7626075

By:

Lee, Sang-Youl;
Kim, Gyu-Dong;
Kim, Sung Jig;
Chang, Chun-Ho

Publication type:

Article

Seismic fragility curves for California concrete bridges with flared two-column bents.

Published in:

Bulletin of Earthquake Engineering, 2019, v. 17, n. 7, p. 4299, doi. 10.1007/s10518-019-00621-4

By:

Jeon, Jong-Su;
Mangalathu, Sujith;
Lee, Sang-Youl

Publication type:

Article