Oral Session

[B4-O1] Slot 01

Mon. Dec 13, 2021 9:00 AM - 11:00 AM Room N (G314+315)

Chair: Alexei Gruverman (University of Nebraska-Lincon), Hiroshi Funakubo (Tokyo Institute of Technology)

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9:00 AM - 9:30 AM

[B4-O1-01 (Symposium Invited)] Ferroelectric Materials for Memory and Neuromorphic Device Applications

*Jang-Sik Lee¹ (1. POSTECH (Korea))

9:30 AM - 9:45 AM

[B4-O1-02] Yttrium Doping Concentration Dependence on Ferroelectric Properties of Hafnium-Zirconium Oxide Prepared by Chemical Solution Deposition

*Keisuke Sasaki¹, Mohit Mohit¹, Eisuke Tokumitsu¹ (1. Japan Advanced Institute of Science and Technology (Japan))

9:45 AM - 10:00 AM

[B4-O1-03] Electro-optic properties in ferroelectric HfO₂-based epitaxial thin films

*Shinya Kondo^1,2, Reijiro Shimura³, Takashi Teranishi², Akira Kishimoto², Takanori Nagasaki¹, Hiroshi Funakubo^2,4, Tomoaki Yamada^1,4 (1. Dep. of Energy Eng., Nagoya Univ. (Japan), 2. Graduate School of Natural Sci. and Tech., Okayama Univ. (Japan), 3. School of Materials and Chemical Tech., Tokyo Inst. Tech. (Japan), 4. MCES, Tokyo Inst. Tech. (Japan))

10:00 AM - 10:15 AM

[B4-O1-04] Phase Transition Behavior and Ferroelectric Property of Chemical Solution Deposition-Derived HfO₂-ZrO₂ Thin Films

*Ryohei Okamoto¹, Hiroshi Funakubo², Hiroshi Uchida¹ (1. Sophia Univ. (Japan), 2. Tokyo Tech. (Japan))

10:15 AM - 10:30 AM

[B4-O1-05] Characterization of ferroelectric film in CeO₂-HfO₂ system

*Takahisa Shiraishi^1,2, Takanori Kiguchi², Toyohiko J Konno², Hiroshi Funakubo¹ (1. Tokyo Institute of Technology (Japan), 2. Tohoku University (Japan))

10:30 AM - 10:45 AM

[B4-O1-06] Multiscale Simulations of Dynamical Properties of HfO₂

*Shi Liu¹ (1. Westlake University (China))

10:45 AM - 11:00 AM

[B4-O1-07] Charged Oxygen Vacancy Induced Ferroelectric Structure Transition in Hafnium Oxide

*Ri He¹, Hongyu Wu¹, Zhicheng Zhong¹ (1. Ningbo Inst. of Materials Tech. and Eng., Chinese Academy of Sci. (China))

Oral Session

[B4-O2] Slot 02

Mon. Dec 13, 2021 1:30 PM - 5:00 PM Room N (G314+315)

Chair: Fumitaka Kagawa (University of Tokyo), Jun Harada (Hokkaido University)

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1:30 PM - 2:30 PM

[B4-O2-01 (Symposium Keynote)] Development of e-textile sewn together with embroidered fabric having motion sensing function using piezoelectric braided cord

*Yoshiro Tajitsu¹ (1. Kansai University (Japan))

2:30 PM - 3:00 PM

[B4-O2-02 (Symposium Invited)] Development and Unique Features of Plastic/Ferroelectric Molecular Crystals

*Jun Harada¹ (1. Hokkaido Univ. (Japan))

Break （3:00 PM - 3:30 PM）

3:30 PM - 3:45 PM

[B4-O2-03] Computational Simulations of Electric-Field-Induced Phase Transitions in Hydrogen-Bonded Compounds

*Shoji Ishibashi¹, Sachio Horiuchi² (1. CD-FMat, AIST (Japan), 2. RIAEP, AIST (Japan))

3:45 PM - 4:00 PM

[B4-O2-04] High open circuit voltage in double chiral ferroelectric liquid crystals comprising an extended π-conjugated unit

*Masahiro Funahashi¹ (1. Kagawa Univ. (Japan))

4:00 PM - 4:30 PM

[B4-O2-05] Hydrogen-bonded ferroelectrics: from KDP toward futureHydrogen-bonded ferroelectrics: from KDP toward future

*Andrzej Katrusiak¹ (1. Adam Mickiewicz University (Poland))

4:30 PM - 5:00 PM

[B4-O2-06 (Symposium Invited)] Structure-property relations and switching kinetics in molecular organic ferroelectrics

*Martijn Kemerink¹ (1. University of Heidelberg (Germany))

Poster Session

[B4-PV21] Slot 21

Mon. Dec 13, 2021 6:30 PM - 8:00 PM B4-PV21 (online)

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6:30 PM - 8:00 PM

[B4-PV21-01] Substituent Effect for Phase Transition Behaviors of N,N’-Ditetradecyl-Isophthalamide Derivatives

*Ryohei Mizoue¹, Takashi Takeda^1,2, Norihisa Hoshino^1,2, Tomoyuki Akutagawa^1,2 (1. Graduate School of Engineering, Tohoku Univ. (Japan), 2. Institute of Multidisciplinary Research for Advanced Materials, Tohoku Univ. (Japan))

6:30 PM - 8:00 PM

[B4-PV21-02] Ferroelectric Semiconductor of Alkylamide-Substituted C₈-BTBT-CONHC_nH_2n+1 (n = 3, 14)

*Kohei Sambe¹, Takashi Takeda^1,2, Norihisa Hoshino^1,2, Wakana Matsuda³, Kanae Tsujita¹, Shingo Maruyama¹, Shunsuke Yamamoto¹, Shu Seki³, Yuji Matsumoto¹, Tomoyuki Akutagawa^1,2 (1. Graduate School of Eng., Tohoku Univ. (Japan), 2. IMRAM, Tohoku Univ. (Japan), 3. Graduate School of Eng., Kyoto Univ. (Japan))

6:30 PM - 8:00 PM

[B4-PV21-03] Single crystal observation of pyroelectricity induced by spin-driven valence-tautomerization in a dinuclear metal complex by temperature-modulation technique

*Kaoru Yamamoto¹, Ayumi Kawasaki¹, Takumi Chinen¹, Pritam Sadhukhan², Shu-Qi Wu², Jeremy Ian Long², Takumi Nakanishi², Shinji Kanegawa², Osamu Sato² (1. Okayama Univ. of Science (Japan), 2. Kyushu Univ. (Japan))

6:30 PM - 8:00 PM

[B4-PV21-04] Flexoelectric-Enhanced Piezoelectric Coupling of BaTiO₃@SrTiO₃ Core-Shell Nanoparticles Determined by Multiscale Simulations for Flexible Energy Harvesters

Hyunseung Kim¹, Yeong-won Lim¹, Changwan Sohn¹, Seongbin Im¹, *Chang Kyu Jeong¹ (1. Jeonbuk National Univ. (Korea))

6:30 PM - 8:00 PM

[B4-PV21-05] Interfacial Layer Effect on Dielectric and Piezoelectric Characteristics in Solution-Deposited Lead-Free Alkaline Niobate Thin Films

Hyunseung Kim¹, Yeong-won Lim¹, *Chang Kyu Jeong¹ (1. Jeonbuk National Univ. (Korea))

6:30 PM - 8:00 PM

[B4-PV21-06] A Study On Fatigue And Retention Loss In Eptaxial Mn-doped (K,Na)NbO₃ Thin Films

*Nguyen Xuan Duong¹, Chang Won Ahn¹, Nguyen Bich Thuy¹, Gyehyeon Kim², Jong-Seong Bae³, Muhammad Sheeraz¹, Myang Hwan Lee⁴, Hyoung-Su Han¹, Shinuk Cho¹, Tae Kwon Song⁴, Changhee Sohn², Ill Won Kim¹, Tae Heon Kim¹ (1. Univ. of Ulsan (Korea), 2. Ulsan National Inst. of Science and Technology (UNIST) (Korea), 3. Korea Basic Science Inst. (KBSI) (Korea), 4. Changwon National Univ. (Korea))

Oral Session

[B4-O4] Slot 04

Tue. Dec 14, 2021 1:30 PM - 3:30 PM Room N (G314+315)

Chair: Hiroki Taniguchi (Nagoya University), Shigeo Mori (Osaka Prefecture University)

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1:30 PM - 2:00 PM

[B4-O4-01 (Symposium Invited)] Ferroelastic-switching-driven Large Shear Strain in Hybrid Ferroelectrics

*Junling Wang¹, Lu You³, Yuzhong Hu² (1. Southern Univ. of Sci. and Eng. (China), 2. Nanyang Tech. Univ. (Singapore), 3. Soochow Univ. (China))

2:00 PM - 2:30 PM

[B4-O4-02] Molecular ferroelectrics with perovskite structures

*YuMeng You¹ (1. Southeast Univ. (China))

2:30 PM - 2:45 PM

[B4-O4-03] Growth of Metal-free Perovskite-type Ferroelectric Crystals and Their Ferroelectric Properties

*Satoshi Wada¹, Shintaro Ueno¹, Shunsuke Ando¹, Takahito Unno¹, Ichiro Fujii¹, Shiro Kawachi², Junichi Yamaura³ (1. Univ. Yamanashi (Japan), 2. Univ. Hyogo (Japan), 3. Tokyo Inst. Tech. (Japan))

2:45 PM - 3:00 PM

[B4-O4-04] Design of Symmetry Defect in the Molecular Perovskite Structure

*Ryo Tsunashima¹, Hagino Morita¹, Tomoe Koga¹, Junpei Moriguchi¹ (1. Yamaguchi Univ. (Japan))

3:00 PM - 3:30 PM

[B4-O4-05 (Symposium Invited)] Quasi-static negative capacitance in dielectric/ferroelectric layers

*Cheol Hwang¹ (1. SEOUL NATIONAL UNIVERSITY (Korea))

Oral Session

[B4-O5] Slot 05

Tue. Dec 14, 2021 4:00 PM - 6:00 PM Room N (G314+315)

Chair: Takao Shimizu (National Institute for Materials Science), Min Hyuk Park (Seoul National University)

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4:00 PM - 4:30 PM

[B4-O5-01 (Symposium Invited)] Scale-free unit-cell ferroelectricity by flat phonon bands in HfO2

*Jun Hee Lee¹ (1. Ulsan National Institute of Science & Technology (UNIST), Korea (Korea))

4:30 PM - 4:45 PM

[B4-O5-02] A study on the effect of electrode materials on the ferroelectric properties of Hf_0.5Zr_0.5O₂ thin films

*Min Hyuk Park¹ (1. Seoul National University (Korea))

4:45 PM - 5:00 PM

[B4-O5-03] Ferroelectricity induced by the kinetic formation in Y-HfO₂ epitaxial films

*Takao Shimizu¹, Yuki Tashiro², Takaonori Mimura², Hiroshi Funakubo² (1. National Inst. Materials Sci. (Japan), 2. Tokyo Inst. Tech. (Japan))

5:00 PM - 6:00 PM

[B4-O5-04 (Symposium Keynote)] Reversible oxygen migration and phase transitions in hafnia-based ferroelectric devices

Pavan Nukala^1,3, Majid Ahmadi¹, Yingfen Wei¹, Sytze de Graaf¹, Evgenios Stylianidis¹, Tuhin Chakrabortty³, Sylvia Matzen⁴, Henny W. Zandbergen⁵, Alexander Björling⁶, Dan Mannix⁶, Dina Carbone⁶, Bart J. Kooi^1,2, *Beatriz Noheda^1,2 (1. Zernike Institute for Advanced Materials, University of Groningen (Netherlands), 2. CogniGron center, University of Groningen (Netherlands), 3. Centre for Nano Science and Engineering, Indian Institute of Science, Bengaluru (India), 4. Center for Nanoscience and Nanotechnology, Paris-Saclay University (France), 5. Kavli Institute of Nanoscience, Faculty of Applied Sciences, Delft University of Technology (Netherlands), 6. MAX IV Laboratory, Lund University (Sweden))

Poster Session

[B4-PR15] Slot 15

Tue. Dec 14, 2021 6:30 PM - 8:30 PM B4-PR15 (G403-404)

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6:30 PM - 8:30 PM

[B4-PR15-01] Substituent Effect for Phase Transition Behaviors of N,N’-Ditetradecyl-Isophthalamide Derivatives

*Ryohei Mizoue¹, Takashi Takeda^1,2, Norihisa Hoshino^1,2, Tomoyuki Akutagawa^1,2 (1. Graduate School of Engineering, Tohoku Univ. (Japan), 2. Institute of Multidisciplinary Research for Advanced Materials, Tohoku Univ. (Japan))

6:30 PM - 8:30 PM

[B4-PR15-02] Ferroelectric Semiconductor of Alkylamide-Substituted C₈-BTBT-CONHC_nH_2n+1 (n = 3, 14)

*Kohei Sambe¹, Takashi Takeda^1,2, Norihisa Hoshino^1,2, Wakana Matsuda³, Kanae Tsujita¹, Shingo Maruyama¹, Shunsuke Yamamoto¹, Shu Seki³, Yuji Matsumoto¹, Tomoyuki Akutagawa^1,2 (1. Graduate School of Eng., Tohoku Univ. (Japan), 2. IMRAM, Tohoku Univ. (Japan), 3. Graduate School of Eng., Kyoto Univ. (Japan))

6:30 PM - 8:30 PM

[B4-PR15-03] Single crystal observation of pyroelectricity induced by spin-driven valence-tautomerization in a dinuclear metal complex by temperature-modulation technique

*Kaoru Yamamoto¹, Ayumi Kawasaki¹, Takumi Chinen¹, Pritam Sadhukhan², Shu-Qi Wu², Jeremy Ian Long², Takumi Nakanishi², Shinji Kanegawa², Osamu Sato² (1. Okayama Univ. of Science (Japan), 2. Kyushu Univ. (Japan))

6:30 PM - 8:30 PM

[B4-PR15-04] Flexoelectric-Enhanced Piezoelectric Coupling of BaTiO₃@SrTiO₃ Core-Shell Nanoparticles Determined by Multiscale Simulations for Flexible Energy Harvesters

Hyunseung Kim¹, Yeong-won Lim¹, Changwan Sohn¹, Seongbin Im¹, *Chang Kyu Jeong¹ (1. Jeonbuk National Univ. (Korea))

6:30 PM - 8:30 PM

[B4-PR15-05] Interfacial Layer Effect on Dielectric and Piezoelectric Characteristics in Solution-Deposited Lead-Free Alkaline Niobate Thin Films

Hyunseung Kim¹, Yeong-won Lim¹, *Chang Kyu Jeong¹ (1. Jeonbuk National Univ. (Korea))

6:30 PM - 8:30 PM

[B4-PR15-06] A Study On Fatigue And Retention Loss In Eptaxial Mn-doped (K,Na)NbO₃ Thin Films

*Nguyen Xuan Duong¹, Chang Won Ahn¹, Nguyen Bich Thuy¹, Gyehyeon Kim², Jong-Seong Bae³, Muhammad Sheeraz¹, Myang Hwan Lee⁴, Hyoung-Su Han¹, Shinuk Cho¹, Tae Kwon Song⁴, Changhee Sohn², Ill Won Kim¹, Tae Heon Kim¹ (1. Univ. of Ulsan (Korea), 2. Ulsan National Inst. of Science and Technology (UNIST) (Korea), 3. Korea Basic Science Inst. (KBSI) (Korea), 4. Changwon National Univ. (Korea))

Oral Session

[B4-O6] Slot 06

Wed. Dec 15, 2021 9:00 AM - 11:00 AM Room N (G314+315)

Chair: Geoff L. Brennecka (Colorado school of mines), Naoshi Ikeda (Okayama University)

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9:00 AM - 9:30 AM

[B4-O6-01 (Symposium Invited)] Ferroelectricity in Wurtzite Oxides and Nitrides

*Jon-Paul Maria¹, John Hayden¹, GyungHyun Ryu¹, Wanlin Zhu¹, Baksa Steven¹, Bachu Saiphaneedra¹, Rui Zu¹, Mario Imperatore¹, Chris Giebink¹, Venkatraman Gopalan¹, Nasim Alem¹, Jon Ihlefeld², Geoffrey Brennecka³, Susan Trolier-McKiinstry¹, Ismaila Dabo¹ (1. The Pennsylvanial State University (United States of America), 2. The University of Virginia (United States of America), 3. Colorado School of Mines (United States of America))

9:30 AM - 10:00 AM

[B4-O6-02 (Symposium Invited)] Anomalous Switching Kinetics of Wurtzite Ferroelectric Thin Films

*Keisuke Yazawa^1,2, Andriy Zakutayev², John Hayden³, Jon-Paul Maria³, Geoff Brennecka¹ (1. Colorado School of Mines (United States of America), 2. Natinal Renewable Energy Lab. (United States of America), 3. Pennsylvania State Univ. (United States of America))

10:00 AM - 10:30 AM

[B4-O6-03 (Symposium Invited)] Van der Waals Material Ferroelectric Tunneling Junction Memory Device

*Han Wang¹ (1. University of Southern California (United States of America))

10:30 AM - 11:00 AM

[B4-O6-04 (Symposium Invited)] Phonon mode frustration in two-dimensional ferroelectrics: noncollinearity and morphotropic phase boundary

*Shuai Dong¹ (1. Southeast Univ. (China))

Oral Session

[B4-O7] Slot 07

Wed. Dec 15, 2021 2:30 PM - 6:00 PM Room N (G314+315)

Chair: Hirotake Itoh (Tohoku University), Sachio Horiuchi (Advanced Industrial Science and Technology (AIST))

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2:30 PM - 2:45 PM

[B4-O7-01] Nematic-based ferronematics exhibiting gigantic dielectric permittivity

*Hiroya Nishikawa¹, Hirotsugu Kikuchi² (1. RIKEN (CEMS) (Japan), 2. Kyushu University (IMCE) (Japan))

2:45 PM - 3:00 PM

[B4-O7-02] Control Ferroelectricity and Antiferroelectricity by Molecular Shape

*Kyohei Takae¹ (1. Inst. Indus. Sci., Univ. Tokyo (Japan))

3:00 PM - 3:15 PM

[B4-O7-03] Visualization of Ferroelectric Domains in Molecular Ferroelelctirc Films Using Field Modulation Imaging technique

*Satoshi Matsuoka¹, Yohei Uemura¹, Jun'ya Tsutsumi², Jun Harada³, Shunto Arai¹, Tatsuo Hasegawa¹ (1. Univ. of Tokyo (Japan), 2. AIST (Japan), 3. Hokkaido Univ. (Japan))

3:15 PM - 3:45 PM

[B4-O7-04 (Symposium Invited)] Shift current of topological origin in polar semiconductors

*Masao Nakamura¹ (1. RIKEN CEMS (Japan))

Break （3:45 PM - 4:00 PM）

4:00 PM - 4:15 PM

[B4-O7-05] Ultrafast photoresponse of depinned electronic-ferroelectric domains observed in strongly correlated organic conductors

*Hirotake Itoh¹, Kaoru Yamamoto², Martin Dressel³, Shinichiro Iwai¹ (1. Department of Physics, Tohoku Univ. (Japan), 2. Department of Applied Physics, Okayama Univ. of Science (Japan), 3. 1. Physikalisches Institut, Universität Stuttgart (Germany))

4:15 PM - 4:30 PM

[B4-O7-06] Topological Charge Carriers Excited in the Electronic Ferroelectric Organic Material

*Ryosuke Takehara¹, Keishi Sunami¹, Kazuya Miyagawa¹, Tatsuya Miyamoto², Hiroshi Okamoto^2,3, Sachio Horiuchi⁴, Kazushi Kanoda¹ (1. Department of Applied Physics, University of Tokyo (Japan), 2. Department of Advanced Materials Science, University of Tokyo (Japan), 3. AIST-UTokyo Advanced Operando-Measurement Technology Open Innovation Laboratory (Japan), 4. National Institute of Advanced Industrial Science and Technology (Japan))

4:30 PM - 4:45 PM

[B4-O7-07] Quantum ferroelectric spin-Peierls state in a one-dimensional organic salt

*Shusaku Imajo¹, Atsushi Miyake¹, Ryosuke Kurihara¹, Masashi Tokunaga¹, Koichi Kindo¹, Sachio Horiuchi², Fumitaka Kagawa^1,3 (1. The University of Tokyo (Japan), 2. National Institute of Advanced Industrial Science and Technology (Japan), 3. RIKEN Center for Emergent Matter Science (Japan))

4:45 PM - 5:00 PM

[B4-O7-08] Charge-Transfer Soft Ferroelectrics

*Alberto Girlando¹ (1. Molecular Materials Group, Parma, Italy (Italy))

5:00 PM - 6:00 PM

[B4-O7-09 (Symposium Keynote)] Solution processing of ferroelectric polymers for novel microelectronic devices

*Kamal Asadi^1,2 (1. Univ. of Bath (UK), 2. Max Planck Inst. for Polymer Res. (Germany))

Oral Session

[B4-O8] Slot 08

Thu. Dec 16, 2021 9:00 AM - 12:00 PM Room N (G314+315)

Chair: Hiroshi Uchida (Sophia University), Keisuke Yazawa (Colorado School of Mines)

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9:00 AM - 9:15 AM

[B4-O8-01] Unconventional Dynamics of Domain Walls in Uniaxial Ferroelectric Lead Germanate

*Alexei Gruverman¹ (1. University of Nebraska-Lincoln (United States of America))

9:15 AM - 10:15 AM

[B4-O8-02 (Symposium Keynote)] Ultrathin Ferroelectricity and Its Application in Advanced Logic and Memory Devices

*Sayeef Salahuddin¹ (1. Univ. California, Berkeley (United States of America))

10:15 AM - 10:45 AM

[B4-O8-03 (Symposium Invited)] Electronic Ferroelectricity from the Polar Charge Ordering of RFe₂O₄

*Naoshi Ikeda¹, Kosuke Fujiwara², Hongwu Yu³, Yukimasa Fukada¹, Tatsuo Fujii¹, Yoichi Okimoto³ (1. Okayama university (Japan), 2. National Institutes for Quantum and Radiological Science and Technology (Japan), 3. Tokyo Institute of Technology (Japan))

Oral Session

[B4-O9] Slot 09

Thu. Dec 16, 2021 1:30 PM - 3:30 PM Room N (G314+315)

Chair: Satoshi Wada (University of Yamanashi), Shintaro Yasui (Tokyo Institute of Technology)

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1:30 PM - 1:45 PM

[B4-O9-01] Permittivity Boosting in Hard Anti-ferroelectric CaTiSiO₅

Daiki Sato¹, Akitoshi Nakano¹, Ichiro Terasaki¹, *Hiroki Taniguchi¹ (1. Nagoya Univ. (Japan))

1:45 PM - 2:00 PM

[B4-O9-02] Time-resolved Nonlinear Spectroscopy in Electronic Ferroelectric Oxides

*Hongwu Yu¹, Kou Takubo¹, Tadahiko Ishikawa¹, Shin-ya Koshihara¹, Ginichi Nishida², Yukimasa Fukada², Naoshi Ikeda², Kosuke Fujiwara³, Reika Ota², Takumi Sakagami², Tatsuo Fujii², Akiho Kishida⁴, Hirotake Itoh⁴, Shinichiro Iwai⁴, Yoichi Okimoto¹ (1. Tokyo Inst. of Tech. (Japan), 2. Okayama Univ. (Japan), 3. National Inst. of Quantum and Radiological Sci. and Tech. (Japan), 4. Tohoku Univ. (Japan))

2:00 PM - 2:15 PM

[B4-O9-03] Unconventional domain structures in hexagonal manganite HoMn_1-xTi_xO_3+δ

*Shigeo Mori¹, T Kamoi¹, H Nakajima¹, Y Ishii¹, H Ishibashi¹, Y Kubota¹, J Yamasaki² (1. Osaka Prefecture University (Japan), 2. Osaka University (Japan))

2:15 PM - 2:30 PM

[B4-O9-04] Giant Flexoelectric Response and Novel Bending Expansion/shrinkage in Freestanding Perovskite Oxide

*Yingzhuo Lun¹, Songhua Cai^2,3, Dianxiang Ji^2,3, Yuefeng Nie², Peng Wang², Jiawang Hong¹, Xiaoqing Pan⁴ (1. Beijing Inst. of Tech. (China), 2. Nanjing Univ. (China), 3. The Hong Kong Polytechnic Univ. (Hong Kong), 4. Univ. of California-Irvine (United States of America))

2:30 PM - 2:45 PM

[B4-O9-05] Growth of tetragonal (Bi,K)TiO₃epitaxial films from various input source ratio by hydrothermal method.

*Rurika Kubota¹, Akinori Tateyama¹, Takahisa Shiraishi¹, Yoshiharu Ito², Minoru Kurosawa¹, Hiroshi Funakubo¹ (1. Tokyo Tech. (Japan), 2. Nihon Univ. (Japan))

2:45 PM - 3:15 PM

[B4-O9-06 (Symposium Invited)] Pressure-induced phase transition in van der Waals ferroelectric CuInP₂S₆

*Lu You¹ (1. Soochow Univ. (China))

3:15 PM - 3:30 PM

[B4-O9-07] Synthesis of the LaTiO₂N bulk ceramic and the dielectric properties

Takumi Furutani^1,2, Yuta Osawa^1,3, *Hiroyo Segawa^1,3, Takao Shimizu¹, Masashi Miyakawa¹, Toshiyuki Nishimura¹, Naoki Ohashi^1,2,4 (1. National Institute for Materials Science (Japan), 2. Kyushu University (Japan), 3. Tokyo University of Science (Japan), 4. Tokyo Institute of Technology (Japan))

Oral Session

[B4-O10] Slot 10

Thu. Dec 16, 2021 4:00 PM - 6:00 PM Room N (G314+315)

Chair: Junling Wang (Southern University of Science and Technology), Takahisa Shiraishi (Tokyo Institute of Technology)

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4:15 PM - 4:30 PM

[B4-O10-01] Temperature dependence of ferroelectricity in (Al_1-xSc_x)N thin films

*Ryoichi Mizutani¹, Shinnosuke Yasuoka¹, Takao Shimizu², Hiroshi Funakubo¹ (1. Tokyo Inst. of Tech. (Japan), 2. National inst.for Materials Sci. (Japan))

4:30 PM - 5:00 PM

[B4-O10-02 (Symposium Invited)] Polar nano-region structure in oxynitride perovskite

*Jun-ichi Yamaura¹ (1. Tokyo Institute of Technology (Japan))

5:00 PM - 5:30 PM

[B4-O10-03 (Symposium Invited)] Introducing Epitaxial Nitride Ferroelectrics to III-N Technology

Georg Schönweger¹, Adrian Petraru¹, Md Redwanul Islam², Niklas Wolff², Timo Rieß², Fabian Lofink³, Lorenz Kienle², Hermann Kohlstedt¹, *Simon Fichtner^2,3 (1. Institute of Electrical Engineering and Information Engineering, Kiel University, Kaiserstr. 2, D-24143 Kiel (Germany), 2. Institute for Material Science, Kiel University, Kaiserstr. 2, D-24143 Kiel (Germany), 3. Fraunhofer Institute for Silicon Technology (ISIT), Fraunhoferstr. 1, D-25524 Itzehoe (Germany))

5:30 PM - 6:00 PM

[B4-O10-04 (Symposium Invited)] Visualization of ferroelectric-like superlattice potential in twisted hexagonal boron nitride

*Laura Fumagalli¹ (1. Univ. of Manchester (UK))

Sessions

B. Fundamentals of Novel Structure of Materials » [B-4] Recent development of novel ferroelectric materials, from fundamentals to applications

[B4-O1] Slot 01

[B4-O2] Slot 02

[B4-PV21] Slot 21

[B4-O4] Slot 04

[B4-O5] Slot 05

[B4-PR15] Slot 15

[B4-O6] Slot 06

[B4-O7] Slot 07

[B4-O8] Slot 08

[B4-O9] Slot 09

[B4-O10] Slot 10

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