Presentations

Invited talks

[Pending]

-


[Conference]

- 2023.11.22 Invited talk @ The Korean Magnetics Society 2023 Winter Conference, Republic of Korea.

 "Generation of topological spin textures by manipulating monopole injection in Fe/Gd multilayers"

- 2023.10.31 Invited talk @ The 68th Annual Conference on Magnetism and Magnetic Materials (MMM 2023), Dallas, United States.

"Non-trivial Charge-dependent Spin Phenomena in Topological Spin Textures"

- 2022.10.25 Invited talk @ 2022 International Conference for R&D Prospect of Physical Properties and Materials, Parts and Equipment in Chungbuk Cheongju Advanced Synchrotron, Republic of Korea.

"Studies of nanomagnetism utilizing transmission X-ray microscopy"

- 2021.10.22 Invited talk @ 2021 Korean Physics Society (KPS) Fall Meeting, Republic of Korea.

 "X-ray imaging of topological meron pairs in permalloy rectangular elements"

- 2020.11.05 Invited talk @ 2020 Korean Physics Society (KPS) Fall Meeting, Republic of Korea.

"Role of in-plane magnetic field in the generation of magnetic skyrmion in Fe/Gd multilayer"


[Seminar]

- 2023.09.20  Seminar @Chonnam National University, Gwangju, Republic of Korea.

"Topological charge-dependent physical properties of spin textures"

- 2023.03.16  JIANT-IT Seminar @Jeonbuk National University, Jeonbuk National University, Jeonju, Republic of Korea. 

"Studying nanomagnetism for advanced spin-based electronics"

- 2022.01.21 Seminar @KIST (Korea Institute of Science and Technology), Seoul, Republic of Korea. 

"Manipulation of magnetic vortex in thick permalloy rectangular elements"

- 2022.01.19 Seminar @Chungbuk National University, Cheongju, Republic of Korea.  

"Three-dimensional magnetic vortex and its control in permalloy disks"

- 2022.01.18 Seminar @KRISS (Korea Research Institute of Standards and Science), Daejeon, Republic of Korea.

"Three-dimensional magnetic vortex and its control in permalloy disks"

- 2022.01.12 Seminar @Chonnam National University, Gwangju, Republic of Korea.

"Understanding static and dynamic properties of spin structures"

- 2021.09.24 Seminar @KAIST (Korea Advanced Institute of Science and Technology), Daejeon, Republic of Korea.

"Topology-dependent motion of magnetic singularity in soft magnetic elements"

International Conference

H.-S. Han indicates Hee-Sung Han (한희성)

† indicates the presenter

12. H.-S. Han†, S. Lee, G. Go, N. Kim, W. Kim, W. Chao, Y.-S. Yu, S. K. Kim, M.-Y. Im, K.-S. Lee "Topological charge-dependent motion of the emergent magnetic monopole in soft magnetic elements", APS March Meeting 2023, United States, 9 Mar. (2022) 

11. H.-S. Han, S. Lee, M.-S. Jung, N. Kim, W. Chao, Y.-S. Yu, J.-I. Hong, K.-S. Lee, M.-Y. Im "Study on the topology-relevant stability of vortex-antivortex pair in a permalloy element", 15th Joint MMM-Intermag Conference, United States, 10 - 14 Jan. (2022)

10. M.-Y. Im, S.-G. Je, H.-S. Han, D.-H. Jung, S. Jeong, A. Soumyanarayanan, D. Vasudevan, K.-S. Lee "Controlling generation position and motion path of magnetic skyrmions", 15th Joint MMM-Intermag Conference, United States, 10 - 14 Jan. (2022)

9. H.-S. Han†, M.-Y. Im, Y.-S. Yu, S. Lee, J.-I. Hong, K.-S. Lee "Role of the Bloch point in magnetization dynamics", The 11th international conference on advanced materials and devices (ICAMD 2019), Republic of Korea, 11 Dec. (2019)

8. H.-S. Han, S. Lee, D.-H. Jung, M. Kang, K.-S. Lee "Deformation of a vortex core structure through the gyrotropic motion", The 11th international conference on advanced materials and devices (ICAMD 2019), Republic of Korea, 10 Dec. (2019) – “Best Presentation Award”

7. H.-S. Han, M.-S. Jung, Y.-S. Yu, S. Lee, S. Yoon, W. Chao, P. Fischer, J.-I. Hong, M.-Y. Im, K.-S. Lee "X-ray Imaging of the Bloch Points in an Asymmetric Nanodisk", 64th Annual Conference on Magnetism and Magnetic Materials (MMM 2019), United States, 06 Nov. (2019)

6. H.-S. Han, S. Lee, N. Kim, M.-Y. Im, Y.-S. Yu, J.-I. Hong, K.-S. Lee "Symmetry breaking of 3D flux-closure domain structure", 23rd International Colloquium on Magnetic Films and Surfaces (ICMFS-2018), United States, 24 Jul. (2018)

5. H.-S. Han, S. Lee, D.-H. Jung, N. Kim, K.-S. Lee "The Bloch Point Pair-mediated Vortex Core Reversal", 21st International Conference on Magnetism (ICM 2018), United States, 17 Jul. (2018)

4. H.-S. Han, S. Lee, D.-H. Jung, N. Kim, K.-S. Lee "The 3D Spin-wave Modes of the Magnetic Vortex in a Thick Circular Nanodisk", The 5th International Conference of Asian Union of Magnetics Societies (IcAUMS 2018), 07 Jun. (2018)

3. H.-S. Han, S. Lee, D.-H. Jung, N. Kim, K.-S. Lee "Excitation of novel 3D dynamic modes of a magnetic vortex in a thick circular ferromagnetic nanodisk", 62nd Annual Conference on Magnetism and Magnetic Materials (MMM 2017), United States, 07 Nov. (2017)

2. H.-S. Han, S. Lee, D.-H. Jung, M.-Y. Im, J.-I. Hong, P. Fischer, K.-S. Lee "Control of Deterministic Chaos in a Nucleation of a Magnetic Vortex", 61st Annual Conference on Magnetism and Magnetic Materials (MMM 2016), United States, 02 Nov. (2016)

1. H.-S. Han, S. Lee, D.-H. Jung, M.-Y. Im, J.-I. Hong, P. Fischer, K.-S. Lee "Dynamic tearing up a vortex core structure by rotating magnetic fields", 13th Joint MMM-Intermag Conference, United States, 13 Jan. (2016)

Domestic Conference

H.-S. Han indicates Hee-Sung Han (한희성)

indicates the presenter

14. H.-S. Han "Generation of topological spin textures by manipulating monopole injection in Fe/Gd multilayers", The Korean Magnetics Society 2023 Winter Conference, Republic of Korea, 22 Nov. (2023) – "Invited talk"

13. H.-S. Han, S. Lee, M.-S. Jung, N. Kim, W. Chao, Y.-S. Yu, J.-I. Hong, K.-S. Lee, M.-Y. Im "X-ray imaging of topological meron pairs in permalloy rectangular elements", 2021 Korean Physics Society (KPS) Fall Meeting, Republic of Korea, 22 Oct. (2021) – "Invited talk"

12. H.-S. Han, S. A. Montoya, W. Chao, S. Jeong, E. E. Fullerton, S.-G. Je, M.-Y. Im, Y.-S. Yu, S. Lee, J.-I. Hong, K.-S. Lee "Role of in-plane magnetic field in the generation of magnetic skyrmion in Fe/Gd multilayer", 2020 Korean Physics Society (KPS) Spring Meeting, Republic of Korea, 5 Nov. (2020) "Invited talk"

11. H.-S. Han, S. Lee, S. Yoon, D.-H. Jung, M. Kang, K.-S. Lee "Chirality dependence on the dynamical deformation of three-dimensional magnetic vortex structure", The Korean Magnetics Society 2020 Summer Conference, Republic of Korea, 20 Jul. (2020)

10. H.-S. Han, M.-S. Jung, Y.-S. Yu, S. Lee, S. Yoon, W. Chao, P. Fischer, J.-I. Hong, M.-Y. Im, K.-S. Lee "Dynamics of the Bloch point in soft ferromagnetic nanodisk", The Korean Magnetics Society 2020 Summer Conference, Republic of Korea, 20 Jul. (2020)

9. H.-S. Han, M.-S. Jung, Y.-S. Yu, S. Lee, S. Yoon, W. Chao, P. Fischer, J.-I. Hong, M.-Y. Im, K.-S. Lee "Types of a Magnetic Singularity in an Asymmetric-Shaped Permalloy Disk", The Korean Magnetics Society 2019 Winter Conference, Republic of Korea, 21 Nov. (2019) – “Best Poster Award”

8. H.-S. Han, S. Lee, D.-H. Jung, S. Jeong, N. Kim, K.-S. Lee " The Vortex Core Switching by Bloch Point Pair", The Korean Magnetics Society 2019 Winter Conference, Republic of Korea, 21 Nov. (2019)

7. H.-S. Han, M.-S. Jung, Y.-S. Yu, S. Lee, W. Chao, P. Fischer, J.-I. Hong, M.-Y. Im, K.-S. Lee "Dynamics of Bloch point in an asymmetric patterned permalloy disk", 2019 Korean Physics Society (KPS) Spring Meeting, Republic of Korea, 24 Apr. (2019) – “Outstanding Presentation Award”

6. H.-S. Han, D.-H. Jung, S. Lee, N. Kim, K.-S. Lee "Skyrmion manipulation by a rotating current", The Korean Magnetics Society 2018 Winter Conference, Republic of Korea, 22 Nov. (2018) – “Best Poster Award”

5. H.-S. Han, S. Lee, M.-S. Jung, N. Kim, Y.-S. Yu, M.-Y. Im, J.-I. Hong, K.-S. Lee "The symmetry breaking during a transformation from a vortex core to an asymmetric Bloch wall", The Korean Magnetics Society 2018 Spring Conference, Republic of Korea, 29 Mar. (2018)

4. H.-S. Han, K.-S. Lee "Dynamic Symmetry Breaking in a Gyrotropic Motion of a Magnetic Vortex by DC Spin-Polarized Current", The Korean Magnetics Society 2017 Summer Conference, Republic of Korea, 25 May. (2017) – “Best Poster Award”

3. H.-S. Han, S. Lee, D.-H. Jung, N. Kim, K.-S. Lee "Beating modes of a magnetic vortex in thick circular ferromagnetic nanodisks", 2017 Korean Physics Society (KPS) Spring Meeting, Republic of Korea, 20 Apr. (2017)

2. H.-S. Han, S. Lee, M.-Y. Im, J.-I. Hong, P. Fischer, K.-S. Lee "Deformation and separation induced by dynamics of magnetic vortex core", The Korean Magnetics Society 2015 Summer Conference, Republic of Korea, 30 May. (2015) – “Best Poster Award”

1. H.-S. Han, S. Lee, D.-H. Jung, M.-Y. Im, J.-I. Hong, P. Fischer, K.-S. Lee "Control of a chaos in a dynamic formation of magnetic vortex structures", 2015 Korean Physics Society (KPS) Spring Meeting, Republic of Korea, 23 Apr. (2015)