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B. J. Kang



Kang, Bong Joo (강봉주) 

KAIST, Department of Physics
Ph.D.: Ajou University, Physics, 2017
M.S. : Ajou University, Physics, 2013
B.S. : Ajou University, Physics, 2011
Research area : Terahertz photonics, UV-THz spectroscopy
E-mail : bj.kang[at]kaist.ac.kr


Publications
 
Journals
  1. C.-U. Jeong+, B. J. Kang+, S.-H. Lee, S.-C. Lee, W. T. Kim, M. Jazbinsek, W. Yoon, H. Yun, D. Kim, F. Rotermund*, O-P. Kwon*, “Yellow-colored electro-optic crystals as intense terahertz wave sources,” Adv. Funct. Mater. (2018) accepted
  2. J. W. Kim, S. Y. Choi, W. T. Kim, B. J. Kang, W. B. Cho, G.-H. Kim, F. Rotermund, "550-MHz carbon nanotube mode-locked femtosecond Cr:YAG laser," Chin. Opt. Lett. (2018) in press. (journal cover)
  3. S.-C. Lee+, B. J. Kang+, J.-A. Lee, S.-H. Lee, M. Jazbinsek, W. Yoon, H. Yun, F. Rotermund*, O-P. Kwon*, “Single crystals based on hydrogen-bonding mediated cation-anion assembly with extremely large optical nonlinearity and their application for intense THz wave generation,” Adv. Opt. Mater. 6, 1701258 (2018). (inside front cover)
  4. B. J. Kang, S.-H. Lee, W. T. Kim, S.-C. Lee, K. Lee,  G. Benacchio, G. Montemezzani, M. Jazbinsek*, O-P. Kwon*, F. Rotermund*, "New class of efficient terahertz generators: Effective terahertz spectral filling by complementary tandem configuration of nonlinear organic crystals," Adv. Funct. Mater. 28, 1707195 (2018). (inside front cover)
  5. S.-J. Lee+, B. J. Kang+, M.-H. Shin, S.-C. Lee, S.-H. Lee, M. Jazbinsek, H. Yun, D. Kim, F. Rotermund*, O-P. Kwon*, “Efficient optical-to-THz conversion organic crystals with simultaneous electron withdrawing and donating Halogen substituents,” Adv. Opt. Mater. 6, 1700930 (2018). (journal cover)
  6. J.-Y. Choi, S.-J. Lee, S.-C. Lee, C.-U. Jeong, M. Jazbinsek, H. Yun, B. J. Kang, F. Rotermund, O-P. Kwon, “Quinolinium single crystals with a high optical nonlinearity and unusual out-of-plane polar axis,” J. Mater. Chem. C, 5, 12602, (2017).
  7. S.-H. Lee, J. Lu, J.-H. Han, C.-U. Jeong, S.-C. Lee, X. Li, M. Jazbinsek, W. Yoon, H. Yun, B. J. Kang, F. Rotermund, K. A. Nelson, O-P. Kwon, “Benzothiazolium single crystals: A new class of nonlinear optical crystals with efficient THz wave generation,” Adv. Mater. 29, 1701748 (2017). (inside back cover)
  8. S.-H. Lee+, B. J. Kang+, B.-W. Yoo, S.-C. Lee, S.-J. Lee, M. Jazbinsek, H. Yun, F. Rotermund*, O-P. Kwon*, “Terahertz phonon mode engineering of highly efficient organic terahertz generators,” Adv. Funct. Mater. 42, 1605583 (2017). (cover)
  9. I. H. Baek+, J. M. Hamm+, K. J. Ahn+, B. J. Kang, S. S. Oh, S. Bae, S. Y. Choi, B. H. Hong, D.-I. Yeom, B. Min, O. Hess, Y. U. Jeong, F. Rotermund, “Boosting the terahertz nonlinearity of graphene by orientation disorder,” 2D Mater. 4, 025035 (2017).
  10. H. J. Choi+, I. H. Baek+, B. J. Kang, H.-D. Kim, S. S. Oh, J. Hamm, A. Pusch, J. Park, K. Lee, J. Son, Y. U. Jeong, O. Hess, F. Rotermund*, B. Min*, “Control of terahertz nonlinear transmission with electrically gated graphene metadevices," Sci. Rep. 7, 42833 (2017).
  11. S.-C. Lee+, B. J. Kang+, M.-J. Koo, S.-H. Lee, J.-H. Han, J.-Y. Choi, W. T. Kim, M. Jazbinsek, H. Yun, D. Kim, F. Rotermund*, O-P. Kwon*, “New electro-optic salt crystals for efficient terahertz wave generation by direct pumping at Ti:sapphire wavelength,” Adv. Opt. Mater. 5, 1600758 (2017). (frontispiece)
  12. T. K. Nguyen, W. T. Kim, B. J. Kang, H. S. Bark, K. Kim, J. Lee, I. Park, T.-I. Jeon, F. Rotermund, "Photoconductive dipole antennas for efficient terahertz receiver," Opt. Commun. 383, 50 (2017).
  13. K. Miyamoto+, B. J. Kang+, W. T. Kim, Y. Sasaki, H. Niinomi, F. Rotermund*, T. Omatsu*, “Highly intense monocycle terahertz vortex generation by utilizing a Tsurupica spiral phase plate," Sci. Rep. 6, 38880 (2016).
  14. S.-H. Lee, S.-J. Lee, M. Jazbinsek, B. J. Kang, F. Rotermund, and O.-P. Kwon, "Electro-optic crystals grown in confined geometry with optimal crystal characteristics for THz photonic applications,” CrystEngComm. 18, 7311 (2016).
  15. J.-Y. Kim, B. J. Kang, Y.-M. Bahk, Y. S. Kim, J. Park, W. T. Kim, J. Rhie, S. Han, H. Jeon, C.-H. Park, F. Rotermund, D.-S. Kim, “Tunnelling current-voltage characteristics of Angstrom gaps measured with terahertz time-domain spectroscopy,” Sci. Rep. 6, 29103 (2016).
  16. S.-H. Lee, G.-H. Lee, K.-H. Lee, M. Jazbinsek, B. J. Kang, F. Rotermund, O-P. Kwon, “In-situ Tailor-made Additives for Molecular Crystals: A Simple Route to Morphological Crystal Engineering,” Cryst. Growth Des. 16, 3555 (2016).
  17. S. Han, J.-Y. Kim, T. Kang, Y.-M. Bahk, J. Rhie, B. J. Kang, Y. S. Kim, J. Park, W. T. Kim, Hyeongtag Jeon, F. Rotermund, D.-S. Kim, "Colossal Terahertz Nonlinearity in Angstrom- and Nanometer-Sized Gaps," ACS Photonics 3, 1440 (2016).
  18. B.  J. Kang+, I. H. Baek+, S.-H. Lee, W. T. Kim, S.-J. Lee, Y. U. Jeong, O-P. Kwon, F. Rotermund, “Highly nonlinear organic crystal OHQ-T for efficient ultra-broadband terahertz wave generation beyond 10 THz,” Opt. Express 24, 11054 (2016).
  19. S.-H. Lee, M.-J Koo, K.-H. Lee, M. Jazbinsek, B.-J. Kang, F. Rotermund, O-P. Kwon, “Quinolinium-based organic electro-optic crystals: Crystal characteristics in solvent mixtures and optical properties in the terahertz range,” Mater. Chem. Phys. 169, 62 (2016).
  20. J.-Y. Kim+,*, B. J. Kang+,*, J. Park, Y.-M. Bahk, W. T. Kim, J. Rhie, H. Jeon, F. Rotermund, D.-S. Kim, “Terahertz quantum plasmonics of nanoslot antennas in nonlinear regime,” Nano Lett. 15, 6683 (2015).
  21. Y.-M. Bahk+, B. J. Kang+, Y. S. Kim, J.-Y. Kim, W. T. Kim, T. Y. Kim, T. Kang, J. Rhie, S. Han, C.-H. Park, F. Rotermund*, D.-S. Kim*, “Electromagnetic saturation of angstrom-sized quantum barriers at terahertz frequencies,” Phys. Rev. Lett. 115, 125501 (2015). (Editor's suggestion & Cover)
  22. S.-H. Lee, B.W. Yoo, M. Jazbinsek, B.-J. Kang, F. Rotermund, O-P. Kwon, “Organic ionic electro-optic crystals grown by specific interactions on templates for THz wave photonics,” CrystEngComm. 17, 4781 (2015).
  23. S.-H. Lee, B.-J. Kang, J.-S. Kim, B.-W. Yoo, J.-H. Jeong, K.-H. Lee, M. Jazbinsek, J. W. Kim, H. Yun, J. Kim, Y. S. Lee, F. Rotermund*, O-P. Kwon*, “New Acentric Core Structure for Organic Electro-Optic Crystals Optimal for Efficient Optical-to-THz Conversion,” Adv. Opt. Mater. 3, 756 (2015).(Back Cover)
  24. B. J. Kang, I. H. Baek, J. H. Jeong, J. S. Kim, S. H. Lee, O-P. Kwon, F. Rotermund, “Characteristics of efficient few-cycle terahertz radiation generated in as-grown nonlinear organic single crystals,” Cur. Appl. Phys. 14, 403 (2014).
  25. I. H. Baek, B. J. Kang, Y. U. Jeong, F. Rotermund, "Diffraction-limited high-power single-cycle terahertz pulse generation in prism-cut LiNbO3 for precise terahertz applications,” J. Opt. Soc. Kor. 18, 60 (2014).
  26. J.-H. Jeong+, B.-J. Kang+, J.-S. Kim, M. Jazbinsek, S.-H. Lee, S.-C. Lee, I.-H. Baek, H. Yun, J. Kim, Y. S. Lee, J.-H. Lee, J. H. Kim, F. Rotermund*, O-P. Kwon*, “High-power broadband organic THz generator,” Sci. Rep. 3, 3200 (2013).
  27. I. H. Baek, K. J. Ahn, B. J. Kang, S. Bae, B. H. Hong, D.-I. Yeom, K. Lee, Y. U. Jeong, F. Rotermund, "Terahertz transmission and sheet conductivity of randomly stacked multi-layer graphene," Appl. Phys. Lett. 102, 191109(2013). 
Conferences

International Conferences
  1. B. J. Kang, S.-H. Lee, W. T. Kim, M. Jazbinsek, O-P. Kwon, F. Rotermund, "THz spectral engineering in highly nonlinear organic crystals," 4th International Symposium on Microwave/Terahertz Science and Applications (MTSA 2017).
  2. B. J. Kang, S. J. Lee, O-P. Kwon, F. Rotermund, "Efficient Optical-to-THz Conversion in Organic Crystals by Modifying the Space-filling Characteristics," The 25th International Conference on Advanced Laser Technologies (ALT’17).
  3. B. J. Kang, S.-H. Lee, W. T. Kim, S.-C. Lee, K. H. Lee, M. Jazbinsek, O-P. Kwon, F. Rotermund, "Complementary tandem configuration of nonlinear organic crystals for efficient terahertz spectral filling," CLEO/Europe-EQEC (2017).
  4. B. J. Kang, S. H. Lee, W. T. Kim, O-P. Kwon, F. Rotermund, "Highly nonlinear organic crystal for efficient ultra-broadband terahertz wave generation beyond 10 THz," The 10th Aisa-Pacific Laser Symposium (APLS '16) (2016). (Best Poster Award)
  5. B. J. Kang, S. H. Lee, W. T. Kim, O-P. Kwon, F. Rotermund, "Highly Efiicient Ultra-Broadband THz Wave Generation in New Acentric Core Nonlinear Organic Crystal," CLEO/Europe-EQEC (2015).
  6. B. J. Kang, S. S. Shin, I. H. Baek, K. S. Hong, F. Rotermund, "THz Electron Dynamics in Dye-Sensitized BaSnO3," Asia Pacific Laser Symposium (APLS '14) (2014).
  7. B. J. Kang, I. H. Baek, P. J. Kim, O. P. Kwon, F. Rotermund, "Nonlinear organic crystals for efficient THz wave generation," Asia Pacific Laser Symposium (APLS '12) (2012).
Domestic Conferences
  1. 강봉주, K. Miyamoto, 김원태, T. Omatsu, 이상민, "THz Vortex 광원에 의한 비선형 광특성 증대," 한국광학회 2018년도 동계학술발표회 (2018).
  2. 강봉주, 이승철, 권오필, 이상민, "Extremely Large Nonlinear Optical Benzothiazolium Crystals for Efficient Broadband THz Wave Generation," 한국물리학회 2017년 가을 학술논문발표회 (2017).
  3. 강봉주, 이승헌, 권오필, 이상민, "포논모드 제어를 통한 효율적인 THz 파 발생," 2017 Optics and Photonics Congress (2017).
  4. 강봉주, 박영미, K. Miyamoto, 김원태, T. Omatsu, 김대식, 이상민, "Enhancement and manipulation of terahertz nonlinearity," 제16회 첨단 레이저 및 레이저 응용 워크샵 (2017). (Invited)
  5. 강봉주, 김원태, 이승헌, 권오필, 이상민, "Terahertz Phonon Mode Engineering for Efficient THz Wave Generation," 한국물리학회 2017년 봄 학술논문발표회 (2017).
  6. 강봉주, 김원태, 이승헌, Mojca Jazbinsek, 권오필, 이상민, "THz Spectral Filling by Complementary Tandem Configuration," 한국물리학회 2016년 가을 학술논문발표회 (2016 KPS Fall Meeting).
  7. 강봉주, 김원태, 이승헌, 백인형, 정영욱, 권오필, 이상민, "효율적인 광대역 테라헤르츠파 발생을 위한 비선형 유기결정의 특성 분석," 한국광학회 2016년도 하계학술발표회 (2016).
  8. 강봉주, K. Miyamoto, 김원태, T. Omatsu, 이상민, "High-power Broadband THz vortex Generation and Spectroscopy," 한국물리학회 2016년 봄 학술논문발표회 (2016). (우수발표상)
  9. 강봉주, K. Miyamoto, 김원태, T. Omatsu, 이상민, "고출력 광대역 THz vortex 발생," 한국광학회 2016년도 동계학술발표회 (2016).
  10. 강봉주, 이승헌, 김원태, 권오필, 이상민, "비선형 유기결정의 이종 접합 구조를 통한 상보적 THz 파 발생 ," 한국광학회 2015년도 하계학술 발표회 (2015).
  11. 강봉주, K. Miyamoto, 김원태, T. Omatsu, 이상민, "고출력 THz 빔의 모드 변환 ," 제14회 첨단 레이저 및 레이저 응용 워크샵 (2015).
  12. 강봉주, 백인형, 이상민, "테라헤르츠 시분해/비선형 분광을 위한 넓은 출력범위의 테라헤르츠 펄스 발생 시스템," 제22회 Photonics Conference (2013).
  13. 강봉주, 백인형, 김지수, 권오필, 이상민, "효율적인 테라헤르츠파 발생을 위한 HMQ-T 단결정의 전광특성 분석," 제12회 첨단 레이저 및 레이저 응용 워크샵 (2013).
  14. 강봉주, 백인형, 김지수, 권오필,이상민, "새로운 유기 전기광학 단결정 퀴놀리니움을 이용한 효율적인 테라헤르츠파 발생," 한국광학회 2013년도 동계학술 발표회 (2013).
  15. 강봉주, 백인형, 김필주, 권오필, 이상민, "고효율 테라헤르츠파 발생을 위한 유기결정," 제11회 첨단 레이저 및 레이저 응용 워크샵 (2012).
  16. 강봉주, 백인형, 이재진, 김상인, 임한조, 조두진, 이상민, "다양한 기판 위의 표면 텍스쳐링 기술," 한국광학회 2012년도 동계학술발표회 (2012).
  17. 강봉주, 백인형, 이재진, 김상인, 임한조, 조두진, 이상민, "광∙전 변환소자 응용을 위한 레이저간섭 리소그래피," 제10회 첨단 레이저 및 레이저 응용 워크샵 (2011).

Awards

  1. Best Poster Award : B. J. Kang, S. H. Lee, W. T. Kim, O-P. Kwon, F. Rotermund, "Highly nonlinear organic crystal for efficient ultra-broadband terahertz wave generation beyond 10 THz," The 10th Aisa-Pacific Laser Symposium (APLS '16) (2016).
  2. 우수발표상 : 강봉주, K. Miyamoto, 김원태, T. Omatsu, 이상민, "High-power Broadband THz vortex Generation and Spectroscopy," 한국물리학회 2016년 봄 학술논문발표회 (2016).
  3. Promising young scientist of Korea : 강봉주 (Best Young Researcher for Young Academy, Inter-Academy Seoul Science Forum, IASSF (2016) @ Korean academy of science and technology (한국과학기술한림원). 
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