Soon Wook Cha

PREVIOUS INSTITUTION: BS, MS, Ph.D., Korea University, Seoul Korea
DATE JOINED GROUP: May 2002
AREAS OF STUDY: Organic thin film processing
EMAIL: swoogy@pacific.mps.ohio-state.edu

CURRENT RESEARCH
Preparation of thin film of V[TCNE]2 magnet using Chemical Vapor Deposition (CVD) for spintronics (spin transport electronics or spin based electronics).

PRESENTATIONS AT CONFERENCES

• Synthesis and Characterization of New Blue and Green Light-emitting Organic Molecules Containing Carbazole Moiety. Annual Meeting of the Korean Chemical Society, Pukyong National University, Pusan, Korea, Oct. 20, 2001.
• Synthesis and Luminescence Studies of New Organic Light-emitting Materials. Annual Meeting of the Korean Chemical Society, Hanyang University, Seoul, Korea, Apr. 20, 2001.
• Combined Type Liquid Crystalline Poly(oxy-1,4-phenyleneoxyterephthaloyl)s Bearing Cholesterol Pendants Attached Through Polymethylene Spacers. Proceedings of the 13th Synchrotron Radiation Users’ Workshop. Pohang Accelerator Laboratory, Pohang, Korea, Feb. 9, 2001.
• Synthesis and Luminescence Studies of New Electron Transporting and Blue Light-emitting Materials. Annual Meeting of the Korean Chemical Society, Gyeongsang National University, Jinjoo, Korea, Oct. 20, 2000.
• Combined Type Liquid Crystalline Poly(oxy-1,4-phenyleneoxyterephthaloyl)s Bearing Cholesterol Pendants Attached Through Polymethylene Spacers. Proceeding of the 3rd Korea Liquid Crystal Conference 2000, Liquid Crystal Research Center, Kon-kuk University, Seoul, Korea, Sep. 29, 2000.
• Study of Structure and Properties for Combined Type Liquid Crystalline polymer by using 13C CP/MAS NMR. Annual Meeting of the Korean Chemical Society, Sunchon National University, Sunchon, Korea, Oct. 22, 1999.
• Synthesis and Characterization of Combined Type Liquid Crystalline polymers Bearing Cholesterol Pendants. Annual Meeting of the Korean Chemical Society, Sunchon National University, Sunchon, Korea, Oct. 22, 1999.
• Synthesis and Characterization of AB2 Type Hyperbranched Polyesters. Annual Meeting of the Polymer Society of Korea. Pusan National University, Pusan, Korea, Oct. 16, 1999.
• Synthesis and Characterization of New Dimesogenic Liquid Crystalline Compounds. Annual Meeting of the Korean Chemical Society, Sun Moon University, Asan, Korea, Oct. 24, 1998.

PUBLICATIONS

• Soon Wook Cha, Seong-Ho Choi, and Jung-Il Jin “Synthesis and Luminescence Properties of Four-armed Conjugated Structures Containing 1,3,4-Oxadiazole Moieties,” J. Mater. Chem., accepted.
• Soon Wook Cha, Jung-Il Jin “A Field-Depending Organic LED Consisting of Two New High Tg Blue Light Emitting Organic Layers – A Possibility of Attainment of A White Light Source,” J. Mater. Chem., 2003, 13, 479.
• N. P. H. Nam, Soon Wook Cha, Bong-Soo Kim, Seong-Ho Choi, Don-Soo Choi, Jung-Il Jin “Photoluminescence and electroluminescence properties of poly(9-vinylcarbazole) doped with anthracene derivatives containing bis(ethynyl phenyloxadizole) or bis(vinylphenyl oxadizole) substituents,” Synth. Met., 2002, 130, 271.
• N. P. H. Nam, V. Prasad, Soon Wook Cha, D.W. Lee, Jung-Il Jin “Luminescence properties of poly[2-(4 '-t-butylphenoxy)-1,4- phenylenevinylene],” B. Kor. Chem. Soc. 2002, 23, 1470.
• Soon Wook Cha, Jung-Il Jin , M.F. Achard , F. Hardouin “Anomalies of periodicity in TGB structures in new liquid crystal dimers,” Liquid Crystals, 2002, 79, 755.
• Soon Wook Cha, Dong Hoon Choi, Dong Keun Oh, Duk Young Han, Cheol Eui Lee and Jung-Il Jin “Reversible polarization grating on the thin films of polyoxetanes bearing 4-(N,N-diphenyl)amino-4’-nitroazobenzene chromophores,” Adv. Funct. Mater., 2002, 12, 670.
• Bong-Jin Jeon, Soon Wook Cha, Mi-Yun Jeong, Tong Kun Lim, and Jung-Il Jin “Synthesis and 2nd Order Nonlinear Optical Properties of Soluble Polyimides Bearing Nitro-azobenzene Type Chromophore Pendants Attached in Side-on Mode,” J. Mater. Chem., 2002, 12, 546.
• Soon Wook Cha, Dong Hoon Choi, and Jung-Il Jin “Unusually fast optically induced birefringence in polyoxetanes bearing 4-(N,N-diphenyl)amino-4’- nitrobenzene chromophores,” Adv. Funct. Mater., 2001, 11, 355.
• Soon Wook Cha, Jung-Il Jin, Dae-Cheol Kim, and Wang-Cheol Zin “Combined Type Liquid Crystalline Poly(oxy-1,4-phenyleneoxyterephthaloyl)s Bearing Cholesterol Pendants Attached Through Polymethylene Spacers,” Macromolecules, 2001, 34, 5342.
• Seong-Ho Choi, Nam-Heui Lee, Soon Wook Cha, and Jung-Il Jin “Hyperbranched Thermotropic Liquid Crystalline Polyesters Composed of Aromatic Ester Type Mesogens and Polymethylene Spacers,” Macromolecules, 2001, 34, 2138.
• G. J. Lee, Soon Wook Cha, S. J. Jeon, Jung-Il Jin, J. S. Yoon “Second-order nonlinear optical properties of unpoled bent molecules in powder and in vacuum-deposited film,” J. Korean Phys. Soc. 2001, 39, 912.
• Soon Wook Cha, Jung-Il Jin, M. Laguerre, M. F. Achard, F. Hardouin “Dimesogenic Compounds Consisting of a Cholesteryl Moiety and an Aromatic Mesogen Interconnected through a Central Pentamethylene Spacer,” Liquid Crystals, 1999, 26, 1325.

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