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Chang Won Ahn

Chang Won Ahn

D-Index & Metrics

Materials Science

D-Index
44
Citations
7004
World Ranking
12091
National Ranking
547

Overview

Chang Won Ahn is affiliated with the University of Ulsan in South Korea and specializes in research within the fields of materials science and engineering. Their work encompasses multiple subfields, including materials chemistry, electrical and electronic engineering, biomedical engineering, electronic, optical and magnetic materials, and atomic and molecular physics and optics.

They have contributed extensively to research topics such as ferroelectric and piezoelectric materials, multiferroics and related materials, perovskite materials and applications, acoustic wave resonator technologies, dielectric materials and actuators, microwave dielectric ceramics synthesis, and electronic and structural properties of oxides.

Among recent publications by or related to Chang Won Ahn are:

  • Highly ordered lead-free double perovskite halides by design, 2020, Journal of Materiomics
  • Interfacial polarization-induced high-k polymer dielectric film for high-performance triboelectric devices, 2020, Nano Energy
  • Constructing Polymorphic Nanodomains in BaTiO3 Films via Epitaxial Symmetry Engineering, 2020, Advanced Functional Materials
  • Polarization- and Electrode-Optimized Polyvinylidene Fluoride Films for Harsh Environmental Piezoelectric Nanogenerator Applications, 2021, Small
  • Solution processed high performance ferroelectric Hf0.5Zr0.5O2 thin film transistor on glass substrate, 2021, Applied Physics Letters

Frequent co-authors collaborating with Chang Won Ahn include:

  • Tae Heon Kim (25 publications)
  • Hyoung-Su Han (19 publications)
  • Ill Won Kim (18 publications)
  • Muhammad Sheeraz (17 publications)
  • Jae-Shin Lee (16 publications)

Chang Won Ahn regularly publishes in venues such as:

  • SSRN Electronic Journal (6 publications)
  • Journal of the Korean Physical Society (4 publications)
  • Small (3 publications)
  • Ceramics International (3 publications)
  • Journal of the Korean Ceramic Society (3 publications)

The research focus notably involves the development and characterization of advanced materials with multifunctional properties, particularly those related to the behavior and application of ferroelectric and piezoelectric materials. Their work also contributes to the understanding and synthesis of perovskite and related dielectric materials, with implications for electronic device technologies.

Best Publications

  • Lead-free piezoceramics – Where to move on?

    Chang-Hyo Hong;Hwang-Pill Kim;Byung-Yul Choi;Hyoung-Su Han

  • Large electric-field-induced strain in Zr-modified lead-free Bi0.5(Na0.78K0.22)0.5TiO3 piezoelectric ceramics

    Ali Hussain;Chang Won Ahn;Jae Shin Lee;Aman Ullah

  • Giant strain in Nb-doped Bi0.5(Na0.82K0.18)0.5TiO3 lead-free electromechanical ceramics

    Ky-Nam Pham;Ali Hussain;Chang Won Ahn;Iii Won Kim

  • Robust nanogenerators based on graft copolymers via control of dielectrics for remarkable output power enhancement.

    Jae Won Lee;Hye Jin Cho;Jinsung Chun;Kyeong Nam Kim

  • Antiferroelectric Thin-Film Capacitors with High Energy-Storage Densities, Low Energy Losses, and Fast Discharge Times

    Chang Won Ahn;Gantsooj Amarsanaa;Sung Sik Won;Song A Chae

  • Characterization and Rietveld Refinement of A-site deficient Lanthanum doped Barium Titanate

    M. Ganguly;S.K. Rout;T.P. Sinha;S.K. Sharma

  • Incipient piezoelectrics and electrostriction behavior in Sn-doped Bi1/2(Na0.82K0.18)1/2TiO3 lead-free ceramics

    Hyoung-Su Han;Wook Jo;Jin-Kyu Kang;Chang-Won Ahn

  • A brief review on relaxor ferroelectrics and selected issues in lead-free relaxors

    Chang Won Ahn;Chang-Hyo Hong;Byung-Yul Choi;Hwang-Pill Kim

  • Phase Transition, Electrical Properties, and Temperature-Insensitive Large Strain in BiAlO3-Modified Bi0.5(Na0.75K0.25)0.5TiO3 Lead-Free Piezoelectric Ceramics

    Aman Ullah;Chang Won Ahn;Ali Hussain;Sun Young Lee

  • Temperature-Insensitive High Strain in Lead-Free Bi0.5(Na0.84K0.16)0.5TiO3–0.04SrTiO3 Ceramics for Actuator Applications

    Rizwan Ahmed Malik;Ali Hussain;Adnan Maqbool;Arif Zaman

  • Electric-field-induced phase transition and large strain in lead-free Nb-doped BNKT-BST ceramics

    Amir Ullah;Rizwan Ahmed Malik;Aman Ullah;Dae Su Lee

  • The effect of K and Na excess on the ferroelectric and piezoelectric properties of K0.5Na0.5NbO3 thin films

    C W Ahn;S Y Lee;H J Lee;A Ullah

  • Low-frequency dielectric relaxation and ac conduction of SrBi2Ta2O9 thin film grown by pulsed laser deposition

    Ill Won Kim;Chang Won Ahn;Jin Soo Kim;Tae Kwon Song

  • Silk fibroin-based biodegradable piezoelectric composite nanogenerators using lead-free ferroelectric nanoparticles

    Kyeong Nam Kim;Jinsung Chun;Song A. Chae;Chang Won Ahn

  • Flexible Pb(Zr0.52Ti0.48)O3 Films for a Hybrid Piezoelectric-Pyroelectric Nanogenerator under Harsh Environments.

    Young Joon Ko;Dong Yeong Kim;Sung Sik Won;Chang Won Ahn

  • Phase transitions and large electric field-induced strain in BiAlO3-modified Bi0.5(Na, K)0.5TiO3 lead-free piezoelectric ceramics

    Aman Ullah;Chang Won Ahn;Ali Hussain;Sun Young Lee

  • Ferroelectric and piezoelectric properties of Na0.52K0.48NbO3 thin films prepared by radio frequency magnetron sputtering

    Hai Joon Lee;Ill Won Kim;Jin Soo Kim;Chang Won Ahn

  • High strain in lead-free Nb-doped Bi1/2(Na0.84K0.16)1/2TiO3–SrTiO3 incipient piezoelectric ceramics

    Rizwan Ahmed Malik;Rizwan Ahmed Malik;Jin-Kyu Kang;Ali Hussain;Chang-Won Ahn

  • The effects of sintering temperatures on dielectric, ferroelectric and electric field-induced strain of lead-free Bi0.5(Na0.78K0.22)0.5TiO3 piezoelectric ceramics synthesized by the sol–gel technique

    Aman Ullah;Chang Won Ahn;Ali Hussain;Ill Won Kim

  • Enhancement of piezoelectric and ferroelectric properties of BaTiO 3 ceramics by aluminum doping

    Ahmed I. Ali;Ahmed I. Ali;Chang Won Ahn;Yong Soo Kim

  • Effects of Hafnium Substitution on Dielectric and Electromechanical Properties of Lead-free Bi0.5(Na0.78K0.22)0.5(Ti1-xHfx)O3 Ceramics

    Ali Hussain;Chang Won Ahn;Aman Ullah;Jae Shin Lee

Frequent Co-Authors

Ill Won Kim
Ill Won Kim University of Ulsan
Wook Jo
Wook Jo Ulsan National Institute of Science and Technology
Shinuk Cho
Shinuk Cho University of Ulsan
Jung Hyun Jeong
Jung Hyun Jeong Pukyong National University
Yong Soo Kim
Yong Soo Kim University of Ulsan
Tae Kwon Song
Tae Kwon Song Changwon National University
Chong-Yun Kang
Chong-Yun Kang Korea Institute of Science and Technology
Jae Sung Lee
Jae Sung Lee Ulsan National Institute of Science and Technology
Sanghan Lee
Sanghan Lee Gwangju Institute of Science and Technology
Jong-Min Lee
Jong-Min Lee Hanyang University

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