Publications
2024
103. Efficient full-color daytime radiative cooling with diffuse-reflection-dominant cholesteric liquid crystals
Sangwok Bae , Minjeong Kim , Gumin Kang, Hong-Sub Lee, In Soo Kim, Suk-Won Choi , Jin Gu Kang *, Chemical Engineering Journal 483 (2024) 149245.
102. Electrospun Poly L-Lactic Acid Nanofiber Webs Presenting Enhanced Piezoelectric Properties
Seung Kwan Hong, Jae-Jin Lee, Kap Jin Kim, and Suk-Won Choi *, Polymers 2024, 16, 347.
101. Physical Unclonable Functions employing Circularly Polarized Light Emission from Nematic Liquid Crystal Ordering directed by Helical Nanofilaments
Jun-Sung Park, Jae-Jin Lee, Yong-Jun Choi, Tae-Woong Moon, Seunghyun Kim, Seungwoo Cho, Haeun Kang, Dong Ha Kim *, Jongwook Park *,, and Suk-Won Choi *, ACS Applied Materials & Interfaces Accepted.
100. Circularly Polarized Light Emission from Nonchiral Perovskites Incorporated into Nanoporous Cholesteric Polymer Templates
Yong-Jun Choi, Jae-Jin Lee, Jun-Sung Park, Haeun Kang, Minju Kim, Jeongwon Kim, Daichi Okada, Dong Ha Kim,*, Fumito Araoka,* and Suk-Won Choi*, ACS Nano 2024, 18, 909−918.
99. Solution-Processable liquid crystalline organic semiconductors based on 6-(Thiophen-2-yl)benzo[b]thiophene for organic thin-film transistors
Jaesung Kim, Jihae Ahn, Minhwi Son, Yuseong Kim , Jae-Jin Lee, Dongkyu Kim, Ming-Chou Chen, Suk-Won Choi , Choongik Kim,*, Sungyong Seo, Organic Electronics 124 (2024) 106956
2023
98. Fabrication of a nano-segregated intermediate phase consisting of a low molecular nematogen and a strong polar compound
Dong-Sun Park, Suk-Won Choi, Mol.Cryst.Liq.Cryst. 2023, 761(1), 1–6
97. Effect of Nematogen Doping in Bent‐Core Molecular Systems with a Helical Nanofilament and Dark Conglomerate
Jae‐Jin Lee, Suk‐Won Choi *, Materials 2023, 16, 548.
2022
96. Chiroptical Performances in Self-Assembled Hierarchical Nanosegregated Chiral Intermediate Phases Composed of Two Different Achiral Bent-Core Molecules
Jae-Jin Lee, Sangsub Kim , Hiroya Nishikawa , Yoichi Takanishi , Hiroshi Iwayama , Changsoon Kim *, Suk-Won Choi * and Fumito Araoka, Int. J. Mol. Sci. 2022, 23, 14629.
95. Chiroptical Characteristics of Nanosegregated Phases in Binary Mixture Consisting of Achiral Bent-Core Molecule and Bent-Core Base Main-Chain Polymer
Ju-Yong Kim , Jae-Jin Lee and Suk-Won Choi *, Polymers 2022, 14, 2823
94. DEVELOPMENT OF COLORED PEROVSKITE SOLAR CELLS USING CHOLESTERIC HELICOIDAL SUPERSTRUCTURES
Sangwok Bae, Young Wook Noh, Dong-Sun Park, Myoung Hoon Song *, Suk-Won Choi * , Nano Energy 2022, 93, 106801
2021
93. Optical haze performance of micro-sized segregated liquid crystals embedded in a polymer matrix consisting of a thiol-ene prepolymer and a multi-functional acrylate
Ju-Yong Kim and Suk-Won Choi* Polymers, 2021, 13, 4421.
92. Liquid Crystalline Cholesteric Reflective Layers for Colored Silicon-Based Solar Cells
Sangwok Bae, Dong-Sun Park and Suk-Won Choi *, Crystals 2021, 11, 1336.
91. Control of the Induced Handedness of Helical Nanofilaments Employing Cholesteric Liquid Crystal Fields
Ju-Yong Kim , Jae-Jin Lee, Jun-Sung Park, Yong-Jun Choi and Suk-Won Choi *, Molecules 2021, 26, 6055.
2020
90. Preferential Circularly Polarized Luminescence from a Nano-Segregated Liquid Crystalline Phase Using a Polymerized Twisted Nematic Platform
Jae-Jin Lee and Suk-Won Choi *, Polymers 2020, 12, 2529.
89. Enhancement of Luminescence Dissymmetry Factor in Nano-Segregated Phase Generated by Phase Separation between Helical Nanofilaments and Liquid-Crystalline Smectic A Phase
Jae-Jin Lee and Suk-Won Choi *, Crystals 2020, 10, 952.
88. Inverse Helical Nanofilament Networks Serving as a Chiral Nanotemplate
Jae-Jin Lee, Byeong-Cheon Kim, Hyeon-Joon Choi, Sangwok Bae, Fumito Araoka* and Suk-Won Choi*, ACS Nano 2020, 14, 5, 5243–5250
2019
87. Development of a liquid crystal laser using a simple cubic liquid crystalline blue phase platform
Hyeon-Joon Choi, Jae-Hyun Bae, Sangwok Bae, Jae-Jin Lee, Hiroya Nishikawa, Fumito Araoka, and Suk-Won Choi *, RSC Advances, 2019, 9, 32922–32927
86. Circularly Polarized Luminescence induced by Chiral Super Nanospaces
Byeong-Cheon Kim, Hyeon-Joon Choi, Jae-Jin Lee, Fumito Araoka* and Suk-Won Choi*, Advanced Functional Materials, 2019, 29, 1903246
2018
85. Micro-Segregated Liquid Crystal Haze Films for Photovoltaic Applications: A Novel Strategy to Fabricate Haze Films Employing Liquid Crystal Technology
J.-H. Bae, E. Jung, Y. Nam, B.-C. Kim, H.-J. Choi, H. G. Kim, M. H. Song and S.-W. Choi*, Materials 2018, 11,2188.
84. Photomodulating chiroptic behaviors in nanosegregated mesophase from mixture system consisting of nonchiral bent-core and photo-responsive rod-like mesogens
Sung-Wook Jeon, Hyeon-Joon Choi, Jae-Hyun Bae, Byeong-Cheon Kim and Suk-Won Choi*, J. Inf. Disp. 2018,19, 129-133.
83. Effect of terminal chain length on the helical twisting power in achiral bent-core molecules doped in a cholesteric liquid crystal
Byeong-Cheon Kim, Martin Walker, Seong-Yong Jo, Mark R. Wilson, Hideo Takezoe, and Suk-Won Choi*, RSC Advances, 2018, 8, 1292 - 1295.
2017
82. Enhancement of the helical twisting power with increasing the terminal chain length of nonchiral bent-core molecules doped in a chiral nematic liquid crystal
Seong-Yong Jo, Byeong-Cheon Kim, Sung-Wook Jeon, Jae-Hyun Bae, Martin Walker, Mark Wilson, Suk-Won Choi* and Hideo Takezoe*, RSC Adv., 2017,7, 1932-1935.
81. Nanosegregated Chiral Materials with Self-assembled Hierarchical Mesophases: Effect of Thermotropic and Photoinduced Polymorphism in Rod-like Molecules
Sung-Wook Jeon, Dae-Yoon Kim, Fumito Araoka, Kwang-Un Jeong,* and Suk-Won Choi*, Chem. Eur. J. 2017, 23, 17794 – 17799.
80. Robust and monodomain-like polymer-stabilized simple cubic blue phase with red, green, and blue reflective colors
Jae-Hyun Bae, Byeong-Cheon Kim, Seong-Yong Jo and Suk-Won Choi*, J. Inf. Disp., 2017, 18, 191-197.
79. Polymer Stabilization of Liquid-Crystal Blue Phase II toward Photonic Crystals
Seong-Yong Jo, Sung-Wook Jeon, Byeong-Cheon Kim, Jae-Hyun Bae, Fumito Araoka, and Suk-Won Choi*, ACS Appl. Mater. Interfaces 2017, 9, 8941−8947.
78. Low threshold lasing from heterojunction structure consisting of a dye-doped low-molecular-weight liquid-crystalline Blue phase sandwiched by polymer cholesteric liquid crystal films
Sung-Taek Hur, Seong-Yong Jo, Sung-Wook Jeon, Myoung Hoon Song, and Suk-Won Choi*, Mol. Cryst. Liq. Cryst., 2017, 646, 154-159.
77. Switchable Photonic Crystals Using One-Dimensional Confined Liquid Crystals for Photonic Device Application
Seong Ho Ryu, Min-Jun Gim, Wonsuk Lee, Suk-Won Choi, and Dong Ki Yoon*, ACS Appl. Mater. Interfaces 2017, 9, 3186–3191.
76. Optical measurement of flexoelectric polarisation change in liquid crystals doped with bent-core molecules using hybrid-aligned structure
Dong-Jin Lee, Jun-Chan Choi, Min-Kyu Park, Ji-Sub Park, Amid Ranjkesh, Hyun Chul Choi, Yong Min Ha, Suk-Won Choi, E-Joon Choi, and Hak-Rin Kim*, Liq. Cryst. 2017, 44, 1321–1331.
2016
75. Enhancing and reducing chirality by opposite circularly-polarized light irradiation on crystalline chiral domains consisting of nonchiral photoresponsive W-shaped liquid crystal molecules
Suk-Won Choi* and Hideo Takezoe, Soft Matter, 2016, 12, 7937-7942.
74. Chirality Enhancement in a Cholesteric Liquid-Crystalline Polymer Doped with Non-Chiral W-shaped Molecules
Suk-Won Choi* and Hideo Takezoe, Bull. Korean Chem. Soc. 2016, 37, 1556–1557.
2015
73. ITO-free transparent conductive films based on carbon nanomaterials with metal grid for liquid crystal displays
Seung Won Shin, Yong Un Jung, Ki-Beom Kim, Suk-Won Choi, Seong Jun Kang*, Liq. Cryst. 2015, 42, 954–958
72. Photomodulated Supramolecular Chirality in Achiral Photoresponsive Rod-Like Compounds Nanosegregated from the Helical Nanofilaments of Achiral Bent-Core Molecules
Kibeom Kim, Hanim Kim, Seong-Yong Jo, Fumito Araoka, Dong Ki Yoon*, and Suk-Won Choi*, ACS Appl. Mater. Interfaces, 2015, 7, 22686–22691.
71. A monodomain-like liquid-crystalline simple cubic blue phase II
Kibeom Kim, Sunhwan Kim, Seong-Yong Jo and Suk-Won Choi*, J. Inf. Disp. 2015, 16, 155–160.
70. A well-aligned simple cubic blue phase for a liquid crystal laser
Kibeom Kim, Sung-Taek Hur, Sunhwan Kim, Seong-Yong Jo, Bo Ram Lee, Myoung Hoon Song*, and Suk-Won Choi*, J. Mater. Chem. C, 2015, 3, 5383
69. Enhancement of the polarization properties of reflective composite sheet
Taehyung Kim, Sang Seok Park, Kibeom Kim, Jung Nam Im, Moo Sung Lee, Dae Young Lim, and Suk-Won Choi*, Opt. Comm. 2015, 346, 47–52
68. Uniform Alignment of Liquid Crystalline Cubic Blue Phase II via Rubbing Treatment
Sunhwan Kim, Kibeom Kim, Seong-Yong Jo & Suk-Won Choi*, Mol. Cryst. Liq. Cryst. 2015, 611, 186-191
2014
67. High-transmittance liquid-crystal displays using graphene conducting layers
Yong Un Jung, Kyung-Won Park, Sung-Taek Hur, Suk-Won Choi and Seong Jun Kang*, Liq. Cryst., 2014, 41, 101-105.
66. Thermal phase transition behaviours of the blue phase of bent-core nematogen and chiral dopant mixtures under different boundary conditions
Min-Jun Gim, Gohyun Han, Suk-Won Choi*, Dong Ki Yoon*, Soft Matter, 2014, 10, 8224-8228
65. Reflective composite sheet design for LCD backlight recycling
Taehyung Kim, Kibeom Kim, Eun Soo Lee, Won Young Jeong, Dae Young Lim, and Suk-Won Choi* , Optics Express, 2014, 22, 11175-11181
64. Fiber-based Diffuser Sheet for Liquid Crystal Display Backlight Unit
Taehyung Kim, Eun Soo Lee, Won Young Jeong, Dae Young Lim, and Suk-Won Choi*, J. Opt. Soc. Kor., 2014, 18, 251-255.
2013
63. Pretilt Preference of Liquid Crystals on Ion- Beam- Treated Polyimide Layer Surfaces
P. K. Song, T. Kim, S.-W. Choi, S. S. Kim, J. S. Gwag, Mol. Cryst. Liq. Cryst., 583, 1, 104-108.
62. Liquid crystalline cubic blue phases from a mixture of conventional rod-like nematogen and photoresponsive bent-core molecule
Min-Jun Gim, Kyung-Won Park, Suk-Won Choi*, Optical Materials, 2013, 36, 414-418.
61. Liquid crystalline blue phase II system comprising a bent-core molecule with a wide stable temperature range
Kyung-Won Park, Min-Jun Gim, Sunhwan Kim, Sung-Taek Hur, Suk-Won Choi*, ACS Appl. Mater. Interfaces, 2013, 5, 8025-8029.
60. Active retarder panel used in the twisted nematic mode
Taehyung Kim, Sunhwan Kim, and Suk-Won Choi* , Liq. Cryst, 2013, 40, 1223-1226.
59. Liquid-Crystalline Blue Phase Laser with Widely Tunable Wavelength
Sung-Taek Hur, Bo Ram Lee, Min-Jun Gim, Kyung-Won Park, Myoung Hoon Song *, Suk-Won Choi* , Advanced Matererials, 2013, 25, 3002-3006
58. Liquid crystal devices incorporating transparent Zn, Sn co-doped In2O3 electrodes prepared by direct inkjet-printing of nanosized particles
Kyung-Won Park, Sin-Bi Kang, Jin-A Jeong, Suk-Won Choi, Jihoon Kim, In-Kyu You, Yong Suk Yang, Han-Ki Kim*, Journal of Physics D: Applied Physics, 2013, 46, 145301-1-6.
57. Optical Configuration in a Three-dimensional Active Retarder Panel for the Convenience of Head Tilting
Taehyung Kim, Sunhwan Kim, Suk-Won Choi*, J. Kor. Phys. Soc., 2013, 62, 975-979.
56. Optical configuration of three-dimensional active retarder panel for producing symmetric left- and right- circular polarized light
Taehyung Kim, Sunhwan Kim, Min-Jun Gim, Suk-Won Choi*, J. Kor. Phys. Soc., 2013, 62, 713-717.
55. A novel diffuser sheet comprising nanosized birefringent fibers embedded within an isotropic polymer matrix
Taehyung Kim, Sunhwan Kim, Dae Young Lim, Suk-Won Choi*, Opt. Comm., 2013, 295, 125-128.
54. Plastic Liquid Crystal Display with Polarizers Integrated Inorganic Conducting and Alignment Layers
P. K. Song, S.-W. Choi, S. S. Kim, S. C. Ko, Mol. Cryst. Liq. Cryst., 2013, 583, 1, 52-59.
2012
53. Poly-crystallinity of indium-tin-oxide films improved by using simultaneous ion beam and heat treatment of the plastic substrate
P.-K. Song, T. Kim, S.-W. Choi, J. S. Gwag, J. Kor. Phys. Soc., 2012, 61, 575-578.
52. Conductivity of ITO film amplified by multi-step ion beam-treatment on PET layers at room temperature
Phil Kook Son, Suk-Won Choi, Sung Soo Kim, and Jin Seog Gwag*, Sur. Interface Anal., 2012, 44, 1606-1610.
51. Highly circularly polarized white light using a combination of white polymer light-emitting diode and wideband cholesteric liquid crystal reflector
Hyun-Jung Lee, Bo Ram Lee, Suk-Won Choi*, Myoung Hoon Song, Opt. Express, 2012, 20, 24472-24481.
50. Photoisomerization-induced stable Liquid Crystalline Cubic Blue Phase
Min-Jun Gim, Sung-Taek Hur, Kyung-Won Park, Mongryong Lee, Suk-Won Choi*, Hideo Takezoe*, Chem. Comm., 2012, 48, 9968 - 9970.
49. Reflective dual-mode liquid crystal display possessing low power consumption and high contrast ratio under ambient light
Taehyung Kim, Joong Ha Lee, Tae-Hoon Yoon, Suk-Won Choi*, Opt. Express, 2012, 20, 15522-15529.
48. Optical configuration for symmetric and high contrast ratio in thee-dimensional polarization switching display
Taehyung Kim, Sunhwan Kim, Kyung-Won Park, Seung-Chul Lee, Moonsoo Park, Suk-Won Choi*, Opt. Express, 2012, 20,11389-11395.
47. Improvement of electro-optical properties on polymer-stabilized optically isotropic liquid crystals
S.-I. Yamamoto, T. Iwata, Y. Haseba, D.-U. Cho, S.-W. Choi, H. Higuchi, H. Kikuchi*, Liq. Cryst., 2012, 39, 487-491.
46. A Direct-lit Backlight Unit for 32 inch Liquid Crystal Display incorporating a Newly Designed Pyramid Sheet
Sung-Taek Hur, Suk-Won Choi*, Manhwan Lee, J. Kor. Phys. Soc., 2012, 60, 1196-1198.
45. Transition between widened BPs by light irradiation using photo-active bent-core liquid crystal with chiral dopant
Hyeon-Cheol Jeong, Khoa Van Le, Min-Jun Gim, Sung-Taek Hur, Suk-Won Choi, Fumito Araoka, Ken Ishikawa, Hideo Takezoe*, J. Mater. Chem., 2012, 22, 4627 - 4630.
44. Long memory retention time and high contrast ratio in a tristate liquid crystal display device
Taehyung Kim, Joong Ha Lee, Byung Wok Park, Ki-Han Kim, Tae-Hoon Yoon, Suk-Won Choi*, Applied Optics, 2012, 51, 2178-2182.
43. Indium-tin-oxide exhibiting high poly-crystallinity on oxygen plasma-treated polyethylene terephthalate surface
Phil Kook Son, Suk-Won Choi*, Sung Soo Kim, Nanoscale Research Letters, 2012, 7, 118.
42. Investigation of Ion Beam Treated SiOx Film Surfaces for Liquid Crystal Alignment
Phil Kook Son, Suk-Won Choi*, Surface and Interface Analysis, 2012, 44, 763-767.
2011
41. Thin-film field-effect transistors of copper phthalocyanine on a rubbed polyethersulfone
Hyun Gi Kim, Jung Soo Jang, Sung-Taek Hur, Suk-Won Choi*, Sung Soo Kim, Hideo Takezoe, Ken Ishikawa, Thin Solid Films, 2011, 519, 2011-2014.
40. A vertical-field-driven polymer-stabilized blue phase liquid crystal mode to obtain a higher transmittance and lower driving voltage
Yong-Hun Kim, Sung-Taek Hur, Chang-Sub Park, Kyung-Woo Park, Suk-Won Choi, Shin-Won Kang, and Hak-Rin Kim*, Optics Express, 2011,19, 17427.
39. Investigation for correlation between elastic constant and thermal stability of liquid crystalline blue phase I
Sung-Taek Hur, Min-Jun Gim, Hyun-Jong Yoo, Suk-Won Choi* and Hideo Takezoe, Soft Matter, 2011, 7, 8800-8803.
38. Study on the relation between rubbing and physical parameters of polyimide
Phil Kook Son, Suk-Won Choi*, Mol. Cryst. Liq. Cryst., 2011, 546, 26-33.
37. Temperature-dependent behaviours of blue phase I observed for a bent-core molecular system
Mongryong Lee, Sung-Taek Hur, Seung Ho Hong, Hyeo Jin Lee, Sung-Tae Shin, Suk-Won Choi*, Kigook Song, Mol. Cryst. Liq. Cryst., 2011, 550, 1-6.
36. Pretilt Direction of Liquid Crystal Molecules on an Ion-Beam-Treated SiOx Films
Phil Kook Son and Suk-Won Choi*, Mol. Cryst. Liq. Cryst., 2011, 550, 93-97.
35. An Edge-lit Backlight Unit for Small Portable Liquid Crystal Displays with a Newly Designed Single Pyramid Sheet
Sung-Taek Hur, Suk-Won Choi*, Manhwan Lee, J. Kor. Phys. Soc., 2011, 58, 392.
2010
34. Liquid Crystal Device with Nano-Patterned Indium-Zinc-Oxide Layer
Hyun Jin Kim, Jong Geol Lee, Hyun Gi Kim, Suk-Won Choi*, Sung Soo Kim, Jpn. J. Appl. Phys. 2010, 49, 024207.
33. Investigation for the relation between conditions of the ion beam process and the physical parameters of polyimide
Phil Kook Son, Suk-Won Choi *, J. Kor. Phys. Soc., 2010, 57, 1299.
32. Preferred Pretilt Direction of Liquid Crystal Molecules on Rubbed Polyimide Surfaces
Phil Kook Son, Suk-Won Choi*, J. Kor. Phys. Soc., 2010, 57, 207~209.
31. Liquid crystalline blue phase I observed for a bent-core molecule and its electro-optical performance
Mongryong Lee, Sung-Taek Hur, Hiroki Higuchi, Kigook Song, Suk-Won Choi*, Hirotsugu Kikuchi, J. Mater. Chem., 2010, 20, 5813-5816.
30. Fabrication of broadband cholesteric liquid crystal films by photopolymerization-induced phase separation
Mongryong Lee, Hyunseok Jang, Suk-Won Choi*, Kigook Song , Mol. Cryst. Liq. Cryst., 2010, 530, 13.
29. Fabrication of alignment layer coated indium-tin-oxide prepared by ultraviolet nano-imprinting lithography
Hyun Jin Kim, Hyun Gi Kim, Kiseo Kim, Sang-Hyon Park, Min-Jun Gim, Jin-Ju Jang, Suk-Won Choi* , Sung Soo Kim, Mol. Cryst. Liq. Cryst. 2010, 530, 7.
2009
28. Optically isotropic liquid crystal composite incorporating in-plane electric field geometry
Suk-Won Choi, Shin-Ichi Yamamoto, Takashi Iwata, Hirotsugu Kikuchi, Journal of Physics D: Applied Physics, 2009, 42, 112002.
27. Correlation between the electro-optical Kerr effect and physical parameters of nematogens
S.-W. Choi, S.-I. Yamamoto, Y. Haseba, H. Kikuchi, Optical Materials, 2009, 32, 190–193.
26. Spontaneous Chirality Induction and Enantiomer Separation in Liquid Crystals Composed of Achiral Rod-Shaped 4-Arylbenzoate Esters
H. S. Jeong, S.Tanaka, D.K. Yoon, S.-W. Choi, Y. H. Kim, S. Kawauchi, F. Araoka, H. Takezoe, H.-T. Jung, J. Am. Chem. Soc., 2009, 131, 15055–15060.
25. Polarization Analysis of Nanostructured Chiral LC Composites
D.-U. Cho, T. Iwata, S.-W. Choi, S.-I. Yamamoto, H. Higuchi, H. Kikuchi, Mol. Cryst. Liq. Cryst., 2009, 511, 292–297.
24. Photoinduced chirality in a photochromic stilbene-molecule-doped polymeric liquid crystal film
Suk-Won Choi and Hideo Takezoe, Physica E: Low-dimensional Systems and Nanostructures, 2009, 41, 1648-1650.
23. Direct Observation of Pitch Gradient in Cholesteric Liquid Crystal Film Using Fourier Transform Infrared Spectroscopic Imaging
Mongryong Lee, Hyunseok Jang, Suk-Won Choi*, Kigook Song, Bull. Korean Chem. Soc., 2009, 30, 1625.
22. Chiroptical properties in azobenzene molecule-doped side-chain polymeric films
Suk-Won Choi, Hideo Takezoe, Thin Solid Films, 2009, 517, 6142–6145.
21. Two-Step Polyimide Curing Technique for Flexible Plastic Liquid Crystal Devices
Kiseo Kim, Hyunjin Kim, Minjeong Kim, Hyun Gi Kim, Suk-Won Choi*, and Sung Soo Kim, Jpn. J. Appl. Phys. 2009, 48, 060203.
2008
20. Optically isotropic-nanostructured liquid crystal composite with high Kerr constant
S.-W. Choi, S. Yamamoto, Y. Haseba, , H. Higuchi, H. Kikuchi H, App. Phys. Lett., 2008, 92, 043119.
2007
19. Defect-free twisted-nematic cells with low pretilt using chiral polyimide surfaces
S.-W. Choi, Y. Takanishi, K. Ishikawa, H. Takezoe, Appl. Phys. Lett., 2007, 90, 033115.
18. Chirality induced by circularly polarized light in liquid crystalline twin dimers with azo linkages
Y. Hoshino, S.-W. Choi, T. Izumi, Y. Takanishi, K. Ishikawa, J. Watanabe, H. Takezoe, Mol. Cryst. Liq. Cryst., 2007, 465, 153.
17. Photoinduced chirality in azobenzene-containing polymer systems
S.-W. Choi, S. Kawauchi, N. Y. Ha, H. Takezoe, Phys. Chem. Chem. Phys., 2007, 9, 3671-3681.
16. Vibrational circular dichroism spectroscopic study on circularly polarized light-induced chiral domains in the B4 phase of a bent mesogen
S.-W. Choi, S. Kawauchi, S. Tanaka, J. Watanabe, H. Takezoe, Chem. Lett., 2007, 36, 1018-1019.
15. Why achiral rod-like compound with ester group amplifies chiral power in chiral mesophase
S. Kawauchi, S.-W. Choi, K. Fukuda, K. Kishikawa, J. Watanabe, H. Takezoe, Chem. Lett., 2007, 36, 750-751.
14. Intrinsic chiral domains enantioselectively segregated from twisted nematic cells of bent-core mesogens
S.-W. Choi, S. Kang, Y. Takanishi, K. Ishikawa, J. Watanabe, H. Takezoe, Chirality, 2007, 19, 250-254.
2006
13. Light-induced macroscopic chirality in thin films of achiral main-chain amorphous polyazourea system
S.-W. Choi, T. Fukuda, Y. Takanishi, K. Ishikawa, H. Takezoe, Jpn. J. Appl. Phys., 2006, 45, 447.
12. Electrically tunable binary liquid crystal grating device consisting of homeotropic monodomain and non-aligned multidomain geometry
Suk-Won Choi, Shin Matsumoto, Yoichi Takanishi, Ken Ishikawa, Isa Nishiyama, Joji Kawamura, Hirokazu Takada, Hideo Takezoe, Org. Elect., 2006, 7, 295
11. Amplification of twisting power in chiral mesophase by introducing achiral rod-like compound with ester group
S.-W. Choi, K. Fukuda, S. Nakahara, K. Kishikawa, Y. Takanishi, K. Ishikawa, J. Watanabe, H. Takezoe, Chem. Lett., 2006, 35, 896.
10. Phase grating using a ferroelectric liquid-crystal mixture with a photocurable liquid crystal
S. Matsumoto, M. Goto, S.-W. Choi, Y. Takanishi, K. Ishikawa, H. Takezoe, G. Kawamura, I. Nishiyama, H. Takada, J. Appl. Phys., 2006, 99, 113709.
9. Photoinduced circular anisotropy in a photochromic W-shaped-molecule-doped polymeric liquid crystal film
S.-W. Choi, N. Ha, K. Shiromo, N. V. S. Rao, M. K. Paul, T. Toyooka, S. Nishimura, J. W. Wu, B. Park, Y. Takanishi, K. Ishikawa, H. Takezoe, Phys. Rev. E, 2006, 73, 021702.
8. Circular-polarization-induced enantiomeric excess in liquid crystals of an achiral, bent-shaped mesogen
S.-W. Choi, T. Izumi, Y. Hoshino, Y. Takanishi, K. Ishikawa, J. Watanabe, H. Takezoe, Angew. Chem. Int. Ed., 2006, 45, 1382.
7. Intrinsic chirality in a bent-core mesogen induced by extrinsic chiral structures
S.-W. Choi, S. Kang, Y. Takanishi, K. Ishikawa, J. Watanabe, H. Takezoe, Angew. Chem. Int. Ed., 2006, 45, 6503.
2004
6. Polarization-independent electrically tunable phase grating fabricated from ultraviolet-curable liquid crystals
A. K. Ghosh, S.-W. Choi, Y. Takanishi, B. Park, K. Ishikawa, Y. Ono, J. Kawamura, H. Takezoe, 2004, J. Appl. Phys., 2004, 96, 5909.
1998
5. Second-Harmonic Generation in Achiral Bent-Shaped Liquid Crystals
S.-W. Choi, Y. Kinoshita, B. Park, H. Takezoe, T. Niori, J. Watanabe, Jpn. J. Appl. Phys., 1998, 37, 3408
4. Antiferroelectric Smectic Liquid Crystal Formed by Achiral Twin DImer with Two Mesogenic Groups Linked by Alkylene Spacer
J. Watanabe, T. Niori, S.-W. Choi, Y. Takanishi, H. Takezoe, Jpn. J. Appl. Phys., 1998, 37, L401
1997
3. Origin of Helix in Achiral Banana-Shaped Molecular Systems
T. Sekine, T. Niori, M. Sone, J. Watanabe, S.-W. Choi, Y. Takanishi, H. Takezoe, Jpn. J. Appl. Phys., 1997, 36, 6455.
2. Enhancement of Second-Harmonic Generation by Helicoidal Distributed Feedback Action in a Ferroelectric Smectic C* Liquid Crystal Using Two Counter-Propagating Fundamental Waves
J. G. Yoo, S.-W. Choi, H. Hoshi, K. Ishikawa, H. Takezoe, M. Schadt, Jpn, J. Appl. Phys., 1997, 36, L1168.
1. Spontaneous helix formation in smectic liquid crystals comprising achiral molecules
T. Sekine, T. Niori, J. Watanabe, T. Furukawa, S. W. Choi, H. Takezoe, J. Mater. Chem., 1997, 7, 1307.