Oral Session

[A2-O301] Oral 301

Wed. Dec 13, 2023 10:00 AM - 12:00 PM Session 9 (Room104)

Chair: Hiroshi Yamamoto (Institute for Molecular Science)

+Add all to schedule

Opening Remark （10:00 AM - 10:20 AM）

10:20 AM - 10:45 AM

[A2-O301-01 (Symposium Invited)] Hybrid Inorganic/Organic Chiral Thin Films by molecular layer deposition.

*Yitzhak Mastai¹, Malachi Noked¹ (1. Department of Chemistry and the Institute for Nanotechnology and Advanced Materials, Bar-Ilan University, Ramat Gan , Israel (Israel))

10:45 AM - 11:10 AM

[A2-O301-02] Defect Free Synthesis of Fully π-Conjugated Optically-Active Helical Ladder Polymers Consisting of Totally Achiral Monomer Units

*Tomoyuki Ikai^1,2, Sayaka Miyoshi¹, Kosuke Oki¹, Ranajit Saha³, Yuh Hijikata³, Eiji Yashima¹ (1. Nagoya Univ. (Japan), 2. JST PRESTO (Japan), 3. Hokkaido Univ. (Japan))

11:10 AM - 11:35 AM

[A2-O301-03] Electromechanical systems for the enantioselective wireless loading and release of fluids

*Serena Arnaboldi¹, Sara Grecchi¹ (1. Univ. degli Studi di Milano (Italy))

11:35 AM - 12:00 PM

[A2-O301-04] Wireless rotation as a straightforward read-out of chiral information

*Gerardo Salinas¹, Serena Arnaboldi², Giorgia Bonetti³, Roberto Cirilli³, Tiziana Benincori⁴, Alexander Kuhn¹ (1. Univ. Bordeaux (France), 2. Univ. degli Studi di Milano (Italy), 3. Univ. degli Studi dell’Insubria (Italy), 4. Istituto Superiore di Sanità (Italy))

Oral Session

[A2-O302] Oral 302

Wed. Dec 13, 2023 2:00 PM - 4:00 PM Session 9 (Room104)

Chair: Junichiro Kishine (The Open University of Japan)

+Add all to schedule

2:00 PM - 2:20 PM

[A2-O302-01 (Symposium Invited)] On the definition of chirality and enantioselective fields
-from experimental point of view-

*Hiroshi Yamamoto^1,2,3 (1. CIMoS, Inst. for Molecular Science (Japan), 2. QuaRC, Inst. for Molecular Science (Japan), 3. SOKENDAI (Japan))

2:20 PM - 2:45 PM

[A2-O302-02] Chirality Related Effects in Helicene and Tetrathiafulvalene based Materials

*Narcis Avarvari¹ (1. CNRS - University of Angers (France))

2:45 PM - 3:10 PM

[A2-O302-03] Chirality-induced Phonon-Spin Conversion at an Interface

*Takumi Funato¹, Mamoru Matsuo², Takeo Kato³ (1. Keio Univ. (Japan), 2. Kavli Inst. (China), 3. Tokyo Univ. (Japan))

3:10 PM - 3:35 PM

[A2-O302-04] Spiral Band Structure Hidden in the Bulk Chiral Crystal NbSi₂

*Cheng Zhang¹, Koji Miyamoto¹, Tatsuya Shishidou², Ryoga Amano³, Taisei Sayo³, Chiho Shimada³, Yusuke Kousaka³, Michael Weinert², Yoshihiko Togawa³, Taichi Okuda¹ (1. Hiroshima University (Japan), 2. University of Wisconsin (United States of America), 3. Osaka Metropolitan University (Japan))

3:35 PM - 4:00 PM

[A2-O302-05] Spin-Diastereomer-Driven Ferroelectricity on a Perfect Triangular Lattice Antiferromagnet

*Hiroyuki Mitamura¹, Ryuta Watanuki², Koji Kaneko³, Norimichi Onozaki², Yuta Amou², Shunichiro Kittaka¹, Riki Kobayashi^1,4, Yasuyuki Shimura¹, Isao Yamamoto², Kazuya Suzuki², Sungue Chi⁴, Toshiro Sakakibara¹ (1. Inst. for Solid State Physics, The Univ. of Tokyo (Japan), 2. Faculty of Eng., Yokohama National Univ. (Japan), 3. Quantum Beam Science Center, Japan Atomic Energy Agency (Japan), 4. Quantum Condensed Matter Division, Oak Ridge National Lab. (United States of America))

Poster Session

[A2-P303] Poster 303

Wed. Dec 13, 2023 4:30 PM - 6:30 PM Poster (Annex)

+Add all to schedule

[A2-P303-01] Tightly Packed Chiral Amphiphile Assemblies to Promote the Formation of Chiral J-aggregates of Cyanine Dyes

*Naoya Ryu¹, Yusei Yamamoto², Yutaka Okazaki³, Nanami Hano^2,4, Yuki Iwamoto², Tomohiro Shirosaki¹, Shoji Nagaoka¹, Reiko Oda^4,5, Hirotaka Ihara², Makoto Takafuji² (1. Kumamoto Indus. Res. Inst. (Japan), 2. Kumamoto Univ. (Japan), 3. Kyoto Univ. (Japan), 4. Univ. Bordeaux, CNRS, Bordeaux INP, CBMN, UMR 5248 (France), 5. Tohoku Univ. (Japan))

[A2-P303-02] Nanohelical Au-Pd alloys formed by the reduction of metal ions confined in a chiral silica nanocavity

*Seiichiro Masuki¹, Masahiro Nakaya^1,2, Yuki Murakami¹, Kuniaki Murase¹, Yutaka Okazaki¹, Reiko Oda^3,4, Kazuhiro Fukami¹ (1. Kyoto Univ. (Japan), 2. Osaka Research Institute of Industrial Science and Technology (Japan), 3. Univ. Bordeaux (France), 4. Tohoku Univ. (Japan))

[A2-P303-03] Chiro-optical property of silica nanohelices adsorbed helicene derivatives

*Nanami Hano^1,2,3, Nicolas Zigon⁴, Flavia Pop⁴, Ludmilla Sturm⁵, Harald Bock⁵, Fabien Durola⁵, Narcis Avarvari⁴, Reiko Oda^1,3,6 (1. CBMN-IECB, CNRS, Univ. of Bordeaux (France), 2. Kumamoto Univ. (Japan), 3. IROAST, Kumamoto Univ. (Japan), 4. MOLTECH-Anjou, CNRS, Univ. of Angers (France), 5. CRPP, CNRS, Univ. of Bordeaux (France), 6. Tohoku Univ. (Japan))

[A2-P303-04] Influence of Reduction Rate on Morphologies of Noble Metal Nanostructures Deposited in a chiral Silica Nanocavity

*Masahiro Nakaya^1,2, Yutaka Okazaki³, Kuniaki Murase¹, Reiko Oda^4,5, Kazuhiro Fukami^1,6 (1. Department of Material Sci. and Eng., Kyoto Univ. (Japan), 2. Osaka Res. Inst. of Indus. Sci. and Tech. (Japan), 3. Graduate School of Energy Sci., Kyoto Univ. (Japan), 4. Univ. of Bordeaux (France), 5. Advanced Inst. for Material Res., Tohoku Univ. (Japan), 6. Integrated Res. Center for Carbon Negative Sci., Inst. of Advanced Energy, Kyoto Univ. (Japan))

[A2-P303-05] Induction of chirality in aromatic polymer thin films coted on the helical nanosilica

*Nanami Hano^1,2,3, Piyanan Pranee¹, Yuki Iwamoto², Makoto Takafuji^2,3, Hirotaka Ihara^2,3, Reiko Oda^1,3,4 (1. CBMN-IECB, CNRS, Univ. of Bordeaux (France), 2. Kumamoto Univ. (Japan), 3. IROAST, Kumamoto Univ. (Japan), 4. Tohoku Univ. (Japan))

[A2-P303-06] Theoretical Analysis of Electrical Conductivity of Spin-1 Chiral Fermion

*Risako Kikuchi¹, Ai Yamakage¹ (1. Nagoya Univ. (Japan))

[A2-P303-07] Development of chiral and achiral biodegradable polymer composite and its performance

*Hiroki Noguchi¹, Kazuko Ono², Akihiro Ito¹, Takeshi Semba¹, Hiroyuki Yano² (1. Kyoto Municipal Inst. of Indus. Tech. and Cul. (Japan), 2. Kyoto Univ. (Japan))

[A2-P303-08] de Haas-van Alphen Effect of PdGa with the Cubic Chiral Structure

*Masataka Miyake¹, Natsumi Tanaka¹, Naoki Nakamura¹, Yoshichika Ōnuki², Dai Aoki³, Ai Nakamura³, Hisatomo Harima⁴, Ryuji Higashinaka¹, Yuji Aoki¹, Tatsuma D. Matsuda¹ (1. Dept. of Phys., Tokyo Metropolitan Univ. (Japan), 2. Dept. of Phys., Tokyo Metropolitan Univ., RIKEN Center for Emergent Matter Sci. (Japan), 3. Inst. for Materials Res., Tohoku Univ. (Japan), 4. Graduate school of Sci., Kobe Univ. (Japan))

[A2-P303-09] One-Dimensional Magnetism of Polar Chiral compounds
La₃TrGaS₇ (Tr = Fe, Co, Ni)

*Yu Yamane¹, Yuta Kobayashi¹, Kentaro Mori¹, Akira Yamaguchi¹, Akihiko Sumiyama¹ (1. Univ. of Hyogo (Japan))

[A2-P303-10] Quantification of chirality based on electric toroidal monopole

*Akane Inda¹, Satoru Hayami¹, Hiroaki Kusunose^2,3, Hiroshi Yamamoto³ (1. Hokkaido Univ. (Japan), 2. Meiji Univ. (Japan), 3. QuaRC, Inst. Molecular Sci. (Japan))

[A2-P303-11] Systematic study of collective resonance of chiral spin soliton lattice

*Hiroki Shoji¹, Yusuke Shimamoto¹, Yusuke Kousaka¹, Yoshihiko Togawa¹ (1. Osaka Metropolitan Univ. (Japan))

[A2-P303-12] Chiral sensing by the mesoporous Au substrate

*Yuta Shiga¹, Kenta Nakagawa², Olga Guselnikova³, Takuya Nakanishi², Yusuke Yamauchi^3,4,5, Toru Asahi¹ (1. Faculty of Sci. and Eng., Waseda Univ. (Japan), 2. Comprehensive Res. Organization, Waseda Univ. (Japan), 3. Res. center for Materials Nanoarchitectonics, National Inst. for Materials Sci. (NIMS) (Japan), 4. Australian Inst. for Bioengineering and Nanotechnology, The Univ. of Queensland (Australia), 5. Department of Materials Sci. and Eng., Nagoya Univ. (Japan))

[A2-P303-13] Miniaturized tubular devices for the wireless separation of chiral analytes

*Sara Grecchi¹, Serena Arnaboldi¹ (1. Univ. degli Studi di Milano (Italy))

[A2-P303-14] Inversion in the Rotational Motion of Chiral Liquid Crystal Droplets with a Single Topological Defect Line

*Shunsuke Takano¹, Takuya Nakanishi¹, Kenta Nakagawa¹, Toru Asahi¹ (1. Waseda Univ. (Japan))

[A2-P303-15] Time-reversal symmetry breaking induced by chiral charge order in CsV₃Sb₅

*Soichiro Yamane^1,2, Yajian Hu^2,3, Giordano Mattoni^2,4, Keito Obata², Kanae Yada⁵, Yongkai Li⁵, Yugui Yao⁵, Zhiwei Wang⁵, Donghan Kim⁶, Changyoung Kim⁶, Jingyuan Wang⁷, Camron Farhang⁷, Jing Xia⁷, Yoshiteru Maeno^2,4, Shingo Yonezawa^1,2 (1. Dept. of Electron. Sci. and Eng., Kyoto Univ. (Japan), 2. Dept. of Phys., Kyoto Univ. (Japan), 3. RIKEN Cent. for Emergent Mat. Sci. (Japan), 4. Toyota Riken-Kyoto Univ. Res. Cent. (TRiKUC) (Japan), 5. Beijing Inst. of Tech. (China), 6. Dept. of Phys. and Astron., Seoul National Univ. (Korea), 7. Dept. of Phys. and Astron., Univ. of California, Irvine (United States of America))

[A2-P303-16] Magnetic Properties and Time-dependence Study on a Novel Chiral Magnet of Metal-organic Framework: Cs_0.75Fe(HCOO)₃

*Truc Dong Thanh Nguyen^1,2,3, Goulven Cosquer^1,2,3, Katsuya Inoue^1,2,3 (1. Hiroshima Univ. (Japan), 2. CResCent (Japan), 3. Int'l Inst. of SKCM2 (Japan))

[A2-P303-17] Analysis of electronic states at the ends of a finite chiral molecular chain

*Takemitsu Kato¹, Yasuhiro Utsumi¹, Ora Entin-Wohlman², Amnon Aharony² (1. Mie Univ. (Japan), 2. Tel Aviv Univ. (Israel))

[A2-P303-18] Chiroptical Measurement of Thalidomide by Using Generalized-High Accuracy Universal Polarimeter (G-HAUP)

*Mizuki Kira¹, Kenta Nakagawa¹, Koichi Tsutao¹, Kun Zhang¹, Keigo Tokita¹, Takuya Nakanishi¹, Norio Shibata², Toru Asahi¹ (1. Waseda Univ. (Japan), 2. Nagoya Inst. of Tech. (Japan))

[A2-P303-19] Comparison of Chiral Inversions in Thalidomide between Solution and Solid States

*Ayaka Matsumoto¹, Mizuki Kira¹, Yuta Shiga¹, Kenta Nakagawa¹, Takuya Nakanishi¹, Yukana Terasawa², Norio Shibata³, Toru Asahi¹ (1. Waseda Univ. (Japan), 2. Kumamoto Univ. (Japan), 3. Nagoya Inst. Tech. (Japan))

[A2-P303-20] Redox-responsive Chiroptical Switches Using Supramolecular Gels of Glutamide Derivatives

*Yutaka Kuwahara¹, Mio Ito¹, Hirotaka Ihara¹, Makoto Takafuji¹, Naoya Ryu², Tomoyasu Mani³ (1. Kumamoto Univ. (Japan), 2. Kumamoto Indus. Res. Inst. (Japan), 3. Univ. Connecticut (United States of America))

Oral Session

[A2-O401] Oral 401

Thu. Dec 14, 2023 9:00 AM - 12:00 PM Session 9 (Room104)

Chair: Reiko Oda (CNRS, University of Bordeaux)

+Add all to schedule

9:00 AM - 9:30 AM

[A2-O401-01 (Symposium Invited)] Chiral Spintronics

*Yossi Paltiel¹ (1. The Hebrew University of Jerusalem (Israel))

9:30 AM - 9:50 AM

[A2-O401-02] On the definition of chirality and enantioselective fields - from theoretical point of view -

*Junichiro Kishine¹ (1. The Open University of Japan (Japan))

9:50 AM - 10:10 AM

[A2-O401-03] On the definition of chirality and enantioselective fields - from quantum mechanical view -

*Hiroaki Kusunose¹ (1. Department of Physics, Meiji University (Japan))

10:10 AM - 10:30 AM

[A2-O401-04] Chirality-Induced Polarized Phenomena in Inorganic Materials

*Yoshihiko Togawa¹ (1. Osaka Metropolitan Univ. (Japan))

10:30 AM - 10:50 AM

[A2-O401-05] Robust nonlocal spin polarization in chiral crystals and spin polarization gate device based on the chirality-induced spin selectivity

*Hiroaki Shishido¹, Yuta Hosaka², Kento Monden², Akito Inui², Taisei Sayo², Yusuke Kousaka¹, Yoshihiko Togawa¹ (1. Osaka Metropolitan Univ. (Japan), 2. Osaka Prefecture Univ. (Japan))

Oral Session

[A2-O403] Oral 403

Thu. Dec 14, 2023 4:30 PM - 6:30 PM Session 9 (Room104)

Chair: Riina Aav (Tallinn University of Technology)

+Add all to schedule

4:30 PM - 4:55 PM

[A2-O403-01 (Symposium Keynote)] Electronic circular dichroism and circularly polarized luminescence: from spectroscopy to devices

*Lorenzo Di Bari¹ (1. Università di Pisa (Italy))

4:55 PM - 5:20 PM

[A2-O403-02] First-Principles Calculation of the Optical Rotatory Power of Periodic Systems: Modern Theory with Modern Functionals

*Jacques K Desmarais¹, Bernard Kirtman², Michel Rérat³ (1. University of Turin (Italy), 2. University of California Santa Barbara (United States of America), 3. Université de Pau (France))

5:20 PM - 5:45 PM

[A2-O403-03] Circularly Polarized Lasing in Liquid Crystal Emulsions

*Yoshiaki Uchida¹ (1. Osaka Univ. (Japan))

5:45 PM - 6:05 PM

[A2-O403-04] Observation of Chiral Phonons in α-quartz by Circularly Polarized Raman Spectroscopy

*Eiichi Oishi¹, Yasuhiro Fujii², Akitoshi Koreeda² (1. Res. Org. of Sci. and Tech., Ritsumeikan Univ. (Japan), 2. Dept. of Phys. Sci., Ritsumeikan Univ. (Japan))

6:05 PM - 6:30 PM

[A2-O403-05] Spin Parity Effect in Monoaxial Chiral Ferromagnetic Chain

Sohei Kodama¹, Akihiro Tanaka², *Yusuke Kato¹ (1. Univ. Tokyo (Japan), 2. NIMS (Japan))

Oral Session

[A2-O501] Oral 501

Fri. Dec 15, 2023 10:00 AM - 12:00 PM Session 9 (Room104)

Chair: Narcis Avarvari (CNRS - University of Angers)

+Add all to schedule

10:00 AM - 10:25 AM

[A2-O501-01] Supramolecular Asymmetric Photochirogenesis (SMAP) of 2-Anthracene Carboxylate and 2,6-Anthracene Dicarboxylate mediated by Serum Albumin as Chiral Reaction Nanoreactor

Sota TOYOOKA¹, Masaki Nishijima¹, Yasuyuki Araki¹, Reiko ODA², *Takehiko Wada¹ (1. Tohoku University (Japan), 2. Université de Bordeaux (France))

10:25 AM - 10:50 AM

[A2-O501-02] Dynamic Helical Property of Oligoamides with Imidazole Rings

*Aya Tanatani¹, Sakiko Kimura¹, Chiharu Takubo¹, Kosuke Katagiri², Masatoshi Kawahata³, Hiroyuki Kagechika⁴ (1. Ochanomizu University (Japan), 2. Konan University (Japan), 3. Showa Pharmaceutical University (Japan), 4. Tokyo Medical and Dental University (Japan))

10:50 AM - 11:15 AM

[A2-O501-03] Chiroptical spectroscopy reveals reactions, diffusions and aggregations which occur uniquely in the condensed phase

*Reiko Kuroda¹ (1. Chubu Univ. (Japan))

11:15 AM - 11:40 AM

[A2-O501-04 (Symposium Invited)] Hexapod porphyrin-hemicucurbituril cavitand for chiral recognition of nanosized objects

*Riina Aav¹, Nele Konrad¹, Tatsiana Nikonovich¹, Mario Öeren², Zakaria Anfar³, Reiko Oda³ (1. Tallinn University of Technology (Estonia), 2. Imaginary Frequency (Estonia), 3. CNRS, Univ. Bordeaux (France))

11:40 AM - 12:00 PM

[A2-O501-05] Chirality Induction of 2-Anthracenecarboxylate in Organic-Silica Nanoribbons And Its Regioselective Photocyclodimerization

*Wijak Yospanya¹, Masaki Nishijima², Yasuyuki Araki², Emilie Pouget³, Thierry Buffeteau⁴, Takehiko Wada², Reiko Oda^3,1 (1. AIMR, Tohoku Univ. (Japan), 2. IMRAM, Tohoku Univ. (Japan), 3. CBMN, Univ. of Bordeaux (France), 4. ISM, Univ. of Bordeaux (France))

Oral Session

[A2-O502] Oral 502

Fri. Dec 15, 2023 2:00 PM - 4:00 PM Session 9 (Room104)

Chair: Yoshihiko Togawa (Osaka Metropolitan University)

+Add all to schedule

2:00 PM - 2:25 PM

[A2-O502-01] Chiral Materials Science Derived from Spin Chirality Research

*Katsuya Inoue¹ (1. Hiroshima University (Japan))

2:25 PM - 2:50 PM

[A2-O502-02] Spin Relaxation, Diffusion and Edelstein Effect in Chiral Metal Surface

Yuta Suzuki¹, *Yusuke Kato¹ (1. Univ. Tokyo (Japan))

2:50 PM - 3:15 PM

[A2-O502-03] Enantiopure crystal growth and chirality detection in chiral inorganic compounds over centimeter long

*Yusuke Kousaka¹, Daigo Koizumi¹, Takuro Yamamoto¹, Ryo Saki¹, Taisei Sayo¹, Hiroaki Shishido¹, Yoshihiko Togawa¹ (1. Osaka Metropolitan Univ. (Japan))

3:15 PM - 3:40 PM

[A2-O502-04] Circular dichroism in crystalline coordination complexes using hard X-rays

*Elizabeth Anne Hillard¹, Elen Duverger-Nédellec¹, Patrick Rosa¹, Philippe Sainctavit², James Ablett³, Fabrice Wilhelm⁴, Andrei Rogalev⁴ (1. Inst. de Chimie de la Matière Condensée de Bordeaux (France), 2. Inst. de Minéralogie, de Physique des Matériaux et de Cosmochimie (France), 3. Synchrotron SOLEIL (France), 4. European Synchrotron Radiation Facility (France))

3:40 PM - 4:00 PM

[A2-O502-05] Thermal-angular momentum conversion by chiral phonons: a case study of α-quartz

*Masaki Kato¹, Hiroyasu Matsuura¹, Yoshihiko Togawa², Masao Ogata¹ (1. The Univ. of Tokyo (Japan), 2. Osaka Metropolitan Univ. (Japan))

Oral Session

[A2-O503] Oral 503

Fri. Dec 15, 2023 4:30 PM - 6:30 PM Session 9 (Room104)

Chair: Hiroaki Kusunose (Department of Physics, Meiji University)

+Add all to schedule

4:30 PM - 4:55 PM

[A2-O503-01] Chirality control of supramolecular assemblies from metal-ion coordinated catechol-bonded glutamide lipid via the complexation with non-chiral guest ligands

*Makoto Takafuji¹, Ryuya Hirata¹, Nanami Hano^1,2, Mayuka Sakai¹, Koichiro Takezono¹, Naoya Ryu³, Yutaka Kuwahara¹, Reiko Oda^4,2,1, Hirotaka Ihara¹ (1. Kumamoto Univ. (Japan), 2. Univ. Bordeaux (France), 3. Kumamoto Industrial Res. Inst. (Japan), 4. CNRS (France))

4:55 PM - 5:20 PM

[A2-O503-02] Chiroptical Properties of Chiral Halide Perovskites and Room Temperature Spin Light-Emitting Diodes

Lan-Sheng Yang¹, Yi-Hsiu Hua¹, Pei-Hsuan Lo¹, Chin-An Hsu¹, *Yu-Chiang Chao¹ (1. National Taiwan Normal Univ. (Taiwan))

5:20 PM - 5:45 PM

[A2-O503-03] Preparation of Inorganic Materials with Controlled Asymmetric Structure

*Takuya Nakashima^1,2, Jumpei Kuno², Hiroto Yoshida², Tsuyoshi Kawai² (1. Osaka Metropolitan Univ. (Japan), 2. Nara Institute of Science and Technology (Japan))

Cancelled

5:45 PM - 6:05 PM

[A2-O503-04] Mirror Symmetry Breaking in Photoluminescent Thin Film Composed of Achiral Materials for Generating Chiroptical Information

*Yutaka Okazaki¹, Hayaki Shimizu¹, Kaito Nakamura¹, Shusaku Kubota¹, Kan Hachiya¹, Takashi Sagawa¹ (1. Kyoto Univ. (Japan))

6:05 PM - 6:30 PM

[A2-O503-05] Helical Nanocrystals Growth Inside Helical Hollow Silica Nanoribbons

Wijak Yospania², Yutaka Okazaki⁴, Emilie Pouget^3,1, Sylvain Nlate³, Kazuhiro Fukami⁴, Takashi Sagawa⁴, *Reiko Oda^1,2,3 (1. CNRS (France), 2. Tohoku University (Japan), 3. Univ.of Bordeaux (France), 4. Kyoto Univ. (Japan))

Sessions

A. Fundamentals » [A-2] Chirality in materials

[A2-O301] Oral 301

[A2-O302] Oral 302

[A2-P303] Poster 303

[A2-O401] Oral 401

[A2-O403] Oral 403

[A2-O501] Oral 501

[A2-O502] Oral 502

[A2-O503] Oral 503

Authentication