Presentations

International Conferences

• Cooperative Quantum Dynamics of Excitons in Colloidal Quantum Dots for Novel Optoelectronic Applications
  H. Tahara and Y. Kanemitsu (Invited)
  245th Electrochemical Society Meeting (245th ECS Meeting), San Francisco, USA & Online (2022).
• Optical Responces of Anisotropic-Shaped Cu_2-xS Nanodisk Superlattices
  T. Yamada, H. Tahara, M. Saruyama, T. Teranishi, and Y. Kanemitsu (Poster)
  12th International Conference on Quantum Dots (QD2024), Munich, Germany (2024).
• Exciton-Phonon Interactions in Lead Halide Perovskite Nanocrystals Revealed by Single-Dot Photoluminescence Spectroscopy
  T. Yamada, K. Cho, H. Tahara, T. Tadano, H. Suzuura, R. Sato, M. Saruyama, T. Teranishi, and Y. Kanemitsu (Oral)
  2023 MRS Spring meeting, San Francisco, USA (2023).
• Ultrathin flexible perovskite solar cells using internal stress-controlled bilayer indium tin oxide electrode
  N. Ohashi, R. Kaneko, C. Sakai, K. Yazawa, H. Tahara, T. Handa, T. Nakamura, R. Murdey, Y. Kanemitsu, and A. Wakamiya (Poster)
  33rd International Photovoltaic Science and Engineering Conference (PVSEC-33), Aichi, Japan & Online (2022).
• Photocurrent Detection of Cooperative Exciton Quantum Interference in Nanocrystal Thin Films
  H. Tahara and Y. Kanemitsu (Invited)
  242nd Electrochemical Society Meeting (242nd ECS Meeting), Atlanta, USA & Online (2022).
• Role of Spin-Orbit Splitting on Optical Nonlinearities in Lead Halide Perovskite Single Crystals
  T. Yamada, K. Ohara, T. Aharen, H. Tahara, H. Hirori, H. Suzuura, and Y. Kanemitsu (Poster)
  2021 MRS Fall meeting, Boston, USA & Online (2021).
• Hot Exciton Dynamics in CsPbI₃ Nanocrystals under Single-Pulseand Double-Pulse Excitation
  E. Kobiyama, H. Tahara, T. Kawawaki, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Poster)
  11th International Conference on Quantum Dots (QD2020), Munich, Germany (Online) (2020).
• Light-Induced Refractive Index Changes in Metal Halide Perovskites
  H. Tahara, T. Handa, and Y. Kanemitsu (Invited)
  Materials Research Meeting 2019 (MRM 2019), Kanagawa, Japan (2019).
• Observation of high-order harmonic generation from hybrid lead halide perovskites
  H. Hirori, P. Xia, Y. Shinohara, T. Otobe, Y. Sanari, H. Tahara, N. Ishii, J. Itatani, and Y. Kanemitsu (Poster)
  Materials Research Meeting 2019 (MRM 2019), Kanagawa, Japan (2019).
• Single exciton dynamics in lead halide perovskite nanocrystals: Single dot spectroscopy
  Y. Kanemitsu, S. Masada, H. Tahara, M. Saruyama, T. Kawawaki, R. Sato, and T. Teranishi (Poster)
  Materials Research Meeting 2019 (MRM 2019), Kanagawa, Japan (2019).
• Coherent Spectroscopy of Multiple Excitons in Quantum Dot Nanocrystals
  H. Tahara and Y. Kanemitsu (Invited)
  8th International Symposium on Control of Semiconductor Interfaces (ISCSI-8), Miyagi, Japan (2019).
• Optical Phase Shift in Metal Halide Perovskites for Flexible Light Modulator
  H. Tahara (Oral)
  JST CREST International Workshop: New Developments toward Wearable Photonics: From Materials to Devices, Tokyo, Japan (2019).
• Nonlinear Optical Responses of MAPbCl₃ Perovskite Single Crystals Studied by Z-Scan Method
  K. Ohara, H. Tahara, T. Yamada, T. Aharen, H. Hirori, and Y. Kanemitsu (Oral)
  2019 MRS Spring meeting, Phoenix, USA (2019).
• High-order harmonic generation from hybrid lead halide perovskites
  H. Hirori, P. Xia, Y. Shinohara, T. Otobe, Y. Sanari, H. Tahara, N. Ishii, J. Itatani, K. Ishikawa, T. Aharen, M. Ozaki, A. Wakamiya, and Y. Kanemitsu (Oral)
  APS March Meeting 2019, Boston, USA (2019).
• Observation of Multiple Excitonic Dipole Oscillations in Semiconductor Nanocrystals Using Phase-Locked Interference Detection
  H. Tahara, M. Sakamoto, T. Teranishi, and Y. Kanemitsu (Oral)
  2018 MRS Fall Meeting, Boston, USA (2018).
• Metal Halide Perovskite Based Optical Phase Shifter-Giant Photocarrier-Induced Refractive Index Change
  H. Tahara, T. Aharen, A. Wakamiya, and Y. Kanemitsu (Poster)
  2018 MRS Fall Meeting, Boston, USA (2018).
• Suppression of Trion-Generation in Lead Halide Perovskite Nanocrystals by Surface Modification
  S. Nakahara, H. Tahara, G. Yumoto, T. Kawawaki, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Poster)
  2018 MRS Fall Meeting, Boston, USA (2018).
• Nonlinear Optical Properties of MAPbCl3 Perovskite Single Crystals
  K. Ohara, T. Yamada, H. Tahara, T. Aharen, H. Hirori, and Y. Kanemitsu (Poster)
  2018 MRS Fall Meeting, Boston, USA (2018).
• Single-Dot Spectroscopy of Halide Perovskite Nanocrystals-Size Dependent Exciton Dynamics
  S. Masada, N. Yarita, H. Tahara, M. Saruyama, T. Kawawaki, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  2018 MRS Fall Meeting, Boston, USA (2018).
• Nonlinear Optical Properties of Lead Halide Perovskites
  H. Tahara, T. Yamada, T. Handa, and Y. Kanemitsu (Invited)
  The 25th International Workshop on Active-Matrix Flatpanel Displays and Devices -TFT Technologies and FPD Materials- (AM-FPD'18), Kyoto, Japan (2018).
• Direct observation of harmonic dipole oscillations in PbS/CdS core/shell nanocrystals with phase-locked interference detection
  H. Tahara, M. Sakamoto, T. Teranishi, and Y. Kanemitsu (Oral)
  10th International Conference on Quantum Dots (QD2018), Toronto, Canada (2018).
• Influence of hot biexcitons on optical gain in CsPbI3 perovskite nanocrystals
  G. Yumoto, H. Tahara, T. Kawawaki, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Poster)
  10th International Conference on Quantum Dots (QD2018), Toronto, Canada (2018).
• Mechanisms of photoluminescence intermittency in all-inorganic and organic-inorganic-hybrid perovskite nanocrystals
  N. Yarita, H. Tahara, G. Yumoto, T. Aharen, M. Saruyama, T. Kawawaki, R. Sato, T. Teranishi, and Y. Kanemitsu (Poster)
  10th International Conference on Quantum Dots (QD2018), Toronto, Canada (2018).
• Photophysics of organic-inorganic hybrid perovskite solar cells
  H. Tahara, T. Handa, and Y. Kanemitsu (Invited)
  SPIE Photonics West 2018, San Francisco, USA (2018).
• Dynamics of Charged Excitons in Perovskite CsPbBr₃ Nanocrystals Reveled by Femtosecond Transient Absorption and Single Dot Spectroscopies
  N. Yarita, H. Tahara, T. Ihara, T. Kawawaki, R. Sato, M. Saruyama, T. Teranishi, and Y. Kanemitsu (Poster)
  2017 MRS Fall Meeting, Boston, USA (2017).
• Hot Exciton Luminescence from CsPbI₃ Nanocrystals
  G. Yumoto, H. Tahara, T. Kawawaki, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Poster)
  2017 MRS Fall Meeting, Boston, USA (2017).
• Composition Dependence of Trion Recombination Dynamics in CsPb(Br_1-xI_x)₃ Nanocrystals
  S. Nakahara, H. Tahara, G. Yumoto, T. Kawawaki, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Poster)
  2017 MRS Fall Meeting, Boston, USA (2017).
• Single-Dot Spectroscopy of Perovskite FAPbBr₃ Nanocrystals: Luminescence Blinking and Single Photon Emission
  N. Yarita, H. Tahara, M. Saruyama, T. Kawawaki, R. Sato, T. Teranishi, and Y. Kanemitsu (Poster)
  2017 MRS Fall Meeting, Boston, USA (2017).
• Multiexciton Recombination Dynamics in CsPbBr₃ Perovskite Nanocrystals Revealed by Femtosecond Transient Absorption and Single Dot Spectroscopies
  N. Yarita, H. Tahara, T. Ihara, T. Kawawaki, R. Sato, M. Saruyama, T. Teranishi, and Y. Kanemitsu (Oral)
  2017 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC 2017), Munich, Germany (2017).
• Free Excitons and Exciton-Phonon Couplings in Orthorhombic-Phase CH₃NH₃PbI₃ Single Crystals
  L. Q. Phuong, D. Tex, H. Tahara, Y. Nakaike, A. Wakamiya, and Y. Kanemitsu (Poster)
  2017 MRS Spring Meeting, Phoenix, USA (2017).
• Highly Sensitive Detection of Non-Radiative Localized States in CH₃NH₃PbI₃ Perovskite Thin Films by Photocurrent Beat Spectroscopy
  H. Tahara, M. Endo, A. Wakamiya, and Y. Kanemitsu (Oral)
  2016 MRS Fall Meeting, Boston, USA (2016).
• Experimental Determination of Absorption Cross-Sections for Cesium Lead Halide Perovskite Nanocrystals
  N. Yarita, H. Tahara, T. Ihara, T. Kawawaki, R. Sato, T. Teranishi, and Y. Kanemitsu (Poster)
  2016 MRS Fall Meeting, Boston, USA (2016).
• Carrier Injection at Interfaces and Recombination in CH₃NH₃PbI₃ Perovskite Solar Cells Studied by Microscopic Photoluminescence and Photocurrent Imaging
  T. Handa, D. Yamashita, T. Ihara, H. Tahara, A. Shimazaki, A. Wakamiya, and Y. Kanemitsu (Poster)
  2nd International Conference on Perovskite Solar Cells and Optoelectronics (PSCO-2016), Genova, Italy (2016).
• Control of photocurrent intensity and direction in GaAs using femtosecond phase-locked pulses
  H. Tahara and Y. Kanemitsu (Poster)
  The 5th International Conference on MEXT Project of Integrated Research on Chemical Synthesis, Aichi, Japan (2016).
• Photocurrent Coherent Control in GaAs Using Femtosecond Phase-locked Pulses
  H. Tahara and Y. Kanemitsu (Oral)
  2015 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC 2015), Munich, Germany (2015).
• Long-lived non-Markovian dephasing of excitons in InAs quantum dots measured by six-wave mixing spectroscopy
  H. Tahara, Y. Ogawa, F. Minami, K. Akahane, and M. Sasaki (Oral)
  12th International Conference on Nonlinear Optics and Excitation Kinetics in Semiconductors (NOEKS12), Bremen, Germany (2014).
• Optical anisotropy of excitons in strain-controlled InAs quantum dots measured by four-wave mixing spectroscopy
  H. Tahara, Y. Ogawa, F. Minami, K. Akahane, and M. Sasaki (Poster)
  13th International Conference on Optics of Excitons in Confined Systems (OECS13), Rome, Italy (2013).
• Coherent Spectral Change of Four-wave Mixing Signals from Exciton-polaritons in ZnSe Epitaxial Layer
  H. Tahara, M. Bamba, Y. Ogawa, and F. Minami (Poster)
  31st International Conference on the Physics of Semiconductors (ICPS2012), Zurich, Switzerland (2012).
• Non-Markovian dephasing in the layered semiconductor GaSe
  H. Tahara, Y. Ogawa, and F. Minami (Poster)
  16th International Conference on Luminescence and Optical Spectroscopy of Condensed Matter 2011 (ICL'11), Ann Arbor, USA (2011).
  (Best Paper Award)
• Spectral narrowing of four-wave mixing signals for excitons in the layered semiconductor GaSe
  H. Tahara, Y. Ogawa, and F. Minami (Poster)
  Nanoscience and Quantum Physics 2011 (nanoPHYS'11), Tokyo, Japan (2011).
• The excitonic wave-packet motion in GaSe probed by spectrally resolved four-wave mixing spectroscopy
  H. Tahara, Y. Ogawa, and F. Minami (Poster)
  30th International Conference on the Physics of Semiconductors (ICPS2010), Seoul, Korea (2010).

Domestic Conferences

• [The 9th Photonics Encouragement Award Speech] Nonlinear coherent signals enhanced by quantum cooperative effects in quantum dot thin films
  H. Tahara (Invited)
  The 72nd Japan Society of Applied Physics Spring Meeting, Chiba (2025).
• Nonlinear coherent signals enhanced by controlling quantum cooperative effects in PbS quantum dot films
  H. Tahara, M. Sakamoto, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2024 Annual Meeting, Hokkaido (2024).
• Multiexcitons and quantum optoelectronic properties in semiconductor nanocrystals studied by phase-locked pulse-pair spectroscopy
  H. Tahara (Poster)
  Commemorative symposium for international day of light, Science Council of Japan (2024).
• External electric field control of photoluminescence of single lead halide perovskite nanocrystals
  K. Cho, H. Tahara, T. Yamada, R. Sato, M. Saruyama, T. Teranishi, and Y. Kanemitsu
  The 84th Japan Society of Applied Physics Autumn Meeting, Kumamoto & Online (2023).
• Optical responses of ion-exchanged nanodisk superlattices revealed by polarization-resolved microscopy
  T. Yamada, H. Tahara, M. Saruyama, T. Teranishi, and Y. Kanemitsu
  The 84th Japan Society of Applied Physics Autumn Meeting, Kumamoto & Online (2023).
• Enhancement of harmonic coherent signals in PbS quantum dot films by control of inter-dot distance
  H. Tahara, M. Sakamoto, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2023 Annual Meeting, Miyagi (2023).
• Two-dimensional optical Fourier transform spectroscopy of CH₃NH₃PbBr₃ perovskite single crystals
  Y. Ogawa, H. Tahara, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2023 Annual Meeting, Miyagi (2023).
• Optoelectronic processes in strongly coupled nanocrystal-photon systems
  H. Tahara (Symposium, Oral)
  The Physical Society of Japan 2023 Spring Meeting, Online (2023).
• Controlling high harmonic generation in GaAs by excitation polarization: Enhancement of harmonic yields and emergence of nonlinear optical activity
  M. Sakamoto, K. Nakagawa, F. Sekiguchi, H. Tahara, Y. Kanemitsu, and H. Hirori (Poster)
  The Physical Society of Japan 2023 Spring Meeting, Online (2023).
• Optoelectronic processes and quantum coherence in semiconductor nanostructures
  H. Tahara (Symposium, Oral)
  The 70th Japan Society of Applied Physics Spring Meeting, Tokyo & Online (2023).
• Polarization dependent optical responses of Cu_2-xS nanodisk superlattices
  T. Yamada, H. Tahara, M. Saruyama, T. Teranishi, and Y. Kanemitsu (Oral)
  The 70th Japan Society of Applied Physics Spring Meeting, Tokyo & Online (2023).
• Controlling and understanding of the impact of intraband transition on high-order harmonic generation in semiconductor nanoparticles
  K. Nakagawa, H. Hirori, S. Sato, H. Tahara, F. Sekiguchi, G. Yumoto, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The 70th Japan Society of Applied Physics Spring Meeting, Tokyo & Online (2023).
• Controlling high-order harmonic generation using quantum confinement effects of semiconductor nanocrystals
  K. Nakagawa, H. Hirori, S. Sato, H. Tahara, F. Sekiguchi, G. Yumoto, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The 43rd Annual Meeting of The Laser Society of Japan, Aichi (2023).
• Exciton-phonon couplings in single lead halide perovskite nanocrystals
  K. Cho, H. Tahara, T. Yamada, H. Suzuura, T. Tadano, R. Sato, M. Saruyama, H. Hirori, T. Teranishi, and Y. Kanemitsu (Poster)
  33rd Symposium of Association for Condensed Matter Photophysics, Osaka (2022).
• [Young Scientist Presentation Award Speech] Exciton-phonon couplings in single lead-halide perovskite nanocrystals
  K. Cho, T. Yamada, H. Tahara, T. Tadano, H. Suzuura, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Invited)
  The 83rd Japan Society of Applied Physics Autumn Meeting, Miyagi & Online (2022).
• High-order harmonic generation from size-controlled semiconductor quantum dots: Effect of intraband transitions
  K. Nakagawa, H. Hirori, S. Sato, H. Tahara, F. Sekiguchi, G. Yumoto, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The 83rd Japan Society of Applied Physics Autumn Meeting, Miyagi & Online (2022).
• Optical response of halide perovskite nanocube superlattices
  H. Tahara, T. Yamada, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2022 Autumn Meeting, Tokyo (2022).
• Nonlinear optical response of semiconductor nano disk superlattices
  T. Yamada, H. Tahara, M. Saruyama, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2022 Autumn Meeting, Tokyo (2022).
• Photoluminescence of LO-phonon replicas in single CsPbBr₃ perovskite nanocrystals
  K. Cho, H. Tahara, T. Yamada, H. Suzuura, T. Tadano, R. Sato, M. Saruyama, H. Hideki, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2022 Autumn Meeting, Tokyo (2022).
• Heterodyne interference spectroscopy of GaAs probed by photocurrent
  T. Tomitsuka, Y. Ogawa, H. Tahara, and Y. Kanemitsu (Poster)
  The Physical Society of Japan 2022 Autumn Meeting, Tokyo (2022).
• Photocurrent Quantum Interference Measurement of Multiexciton Coherent Signals in Coupled Quantum Dot Films
  H. Tahara, M. Sakamoto, T. Teranishi, and Y. Kanemitsu (Oral)
  The 69th Japan Society of Applied Physics Spring Meeting, Tokyo & Online (2022).
• Exciton-phonon couplings in single lead-halide perovskite nanocrystals
  K. Cho, T. Yamada, H. Tahara, T. Tadano, H. Suzuura, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The 69th Japan Society of Applied Physics Spring Meeting, Tokyo & Online (2022).
• Ultra-thin film perovskite solar cells using internal stress free bilayer-Indium-tin oxide that suppresses the film deformation
  N. Ohashi, R. Kaneko, C. Sakai, Y. Ishikura, K. Yazawa, H. Tahara, T. Handa, Y. Kanemitsu, R. Murdey, and A. Wakamiya (Poster)
  The 69th Japan Society of Applied Physics Spring Meeting, Tokyo & Online (2022).
• Collective enhancement of harmonic coherent signals in chemically synthesized quantum dots
  H. Tahara, M. Sakamoto, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2022 Annual Meeting, Online (2022).
• Photocurrent coherent spectroscopy of colloidal quantum dot thin films
  H. Tahara, M. Sakamoto, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2021 Autumn Meeting, Online (2021).
• Size dependence of exciton-phonon couplings in lead halide perovskite nanocrystals
  K. Cho, T. Yamada, H. Tahara, T. Tadano, H. Suzuura, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Poster)
  The Physical Society of Japan 2021 Autumn Meeting, Online (2021).
• Photocurrent detection of enhanced harmonic dipole oscillations in PbS quantum dot thin films
  H. Tahara, M. Sakamoto, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2021 Annual Meeting, Online (2021).
• Ultrafast carrier dynamics in lead-halide perovskite nanocrystal films revealed by transient photocurrent measurements
  E. Kobiyama, H. Tahara, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2021 Annual Meeting, Online (2021).
• Quantum coherent dynamics of photoexcited states in semiconductor nanostructures
  H. Tahara (Invited)
  The Physical Society of Japan 2021 Annual Meeting, Online (2021).
• Trion and biexciton luminescence from single halide perovskite nanocrystals
  K. Cho, T. Yamada, H. Tahara, H. Hirori, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2021 Annual Meeting, Online (2021).
• Hot biexcitons dynamics in CsPbI₃ nanocrystals by the double-pump photoexcitation
  E. Kobiyama, H. Tahara, R. Sato, M. Saruyama, T. Teranishi, and Y. Kanemitsu (Poster)
  The 31st Symposium of Association for Condensed Matter Photophysics, Online (2020).
• Optical gain enhancement in CsPbI₃ nanocrystals by the formation of asymmetric hot-biexcitons
  E. Kobiyama, H. Tahara, H. Hirori, R. Sato, M. Saruyama, T. Teranishi, and Y. Kanemitsu (Poster)
  The Physical Society of Japan 2020 Autumn Meeting, Online (2020).
• Size dependence of photoluminescence fine structures in lead halide perovskite nanocrystals
  K. Cho, H. Tahara, T. Yamada, H. Hirori, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Poster)
  The Physical Society of Japan 2020 Autumn Meeting, Online (2020).
• High-order harmonic generation induced by phase controlled two-color orthogonally polarized laser fields
  Y. Sanari, H. Tahara, S. A. Sato, Y. Kanemitsu, and H. Hirori (Oral)
  The Physical Society of Japan 2020 Autumn Meeting, Online (2020).
• Negative thermo-optic coefficient of a lead halide perovskite originating from its large thermal expansion
  T. Handa, H. Tahara, T. Aharen, A. Shimazaki, A. Wakamiya, and Y. Kanemitsu (Oral)
  The 81st Japan Society of Applied Physics Autumn Meeting, Online (2020).
• Excitation intensity dependence of harmonic dipole oscillations in photocurrent signals of PbS quantum dot films
  H. Tahara, M. Sakamoto, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2020 Annual Meeting, Aichi (2020).
• Hot exciton interactions in CsPbI₃ nanocrystals studied by double pump transient absorption spectroscopy
  E. Kobiyama, H. Tahara, T. Kawawaki, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2020 Annual Meeting, Aichi (2020).
• Photoluminescence and single photon emission property of lead halide perovskite nanocrystals
  K. Cho, H. Tahara, T. Yamada, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Poster)
  The Physical Society of Japan 2020 Annual Meeting, Aichi (2020).
• Quantum dynamics of electron-hole systems controlled by multiple pulses and coherent spectroscopy
  H. Tahara and Y. Kanemitsu (Invited)
  The 40th Annual Meeting of The Laser Society of Japan, Miyagi (2020).
• Origin of large negative thermo-optic coefficients in lead halide perovskites
  T. Handa, H. Tahara, and Y. Kanemitsu (Poster)
  The 30th Symposium of Association for Condensed Matter Photophysics, Kyoto (2019).
• Nonlinear Optical Properties of Lead Halide Perovskites
  H. Tahara, T. Yamada, T. Handa, and Y. Kanemitsu (Invited)
  The 19th Kansai Colloquium, Electron Devices Workshop, IEEE EDS Kansai Chapter, Osaka (2019).
• Optical gain dynamics in CsPbI₃ nanocrystals by double pulse excitation
  E. Kobiyama, H. Tahara, G. Yumoto, T. Kawawaki, M. Saruyama, R. Sato, T. Teranishi, and Y. kanemitsu (Oral)
  The 80th Japan Society of Applied Physics Autumn Meeting, Hokkaido (2019).
• Observation and generation mechanism of high-order harmonics from hybrid organic-inorganic perovskites
  Y. Sanari, H. Hirori, T. Aharen, H. Tahara, Y. Shinohara, P. Xia, T. Otobe, N. Ishii, J. Itatani, K. Ishikawa, and Y. Kanemitsu (Oral)
  The 80th Japan Society of Applied Physics Autumn Meeting, Hokkaido (2019).
• Photocurrent measurement of harmonic dipole oscillations in PbS quantum dot film
  H. Tahara, M. Sakamoto, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2019 Autumn Meeting, Gifu (2019).
• Heterodyne interference spectroscopy of lead-halide perovskite solar cells II
  Y. Ogawa, H. Tahara, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2019 Autumn Meeting, Gifu (2019).
• Observation of negative thermo-optic coefficients and photo-induced refractive index change in lead halide perovskites
  T. Handa, H. Tahara, T. Aharen, and Y. Kanemitsu (Poster)
  The Physical Society of Japan 2019 Autumn Meeting, Gifu (2019).
• Excitonic optical nonlinearities of perovskite CH₃NH₃PbCl₃ single crystals
  K. Ohara, T. Yamada, H. Tahara, T. Aharen, H. Hirori, H. Suzuura, and Y. Kanemitsu (Poster)
  The Physical Society of Japan 2019 Autumn Meeting, Gifu (2019).
• Dot-to-dot tunneling current in PbS quantum dot film measured by two-color femtosecond spectroscopy
  H. Tahara, M. Sakamoto, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2019 Annual Meeting, Fukuoka (2019).
• Observation and generation mechanism of high-order harmonics from metal halide perovskites
  H. Hirori, P. Xia, Y. Shinohara, T. Otobe, Y. Sanari, H. Tahara, N. Ishii, J. Itatani, K. Ishikawa, T. Aharen, M. Ozaki, A. Wakamiya, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2019 Annual Meeting, Fukuoka (2019).
• [Young Scientist Presentation Award Speech] Optical Phase Shift in Metal Halide Perovskites and Its Application to Variable Wave Plate
  H. Tahara, T. Handa, T. Aharen, A. Wakamiya, and Y. Kanemitsu (Invited)
  The 66th Japan Society of Applied Physics Spring Meeting, Tokyo (2019).
• Thermo-Optic Responses in Lead Halide Perovskite CH₃NH₃PbCl₃
  T. Handa, H. Tahara, T. Aharen, and Y. Kanemitsu (Oral)
  The 66th Japan Society of Applied Physics Spring Meeting, Tokyo (2019).
• Wavelength dependence of nonlinear optical responses in MAPbCl₃ perovskite single crystals
  K. Ohara, T. Yamada, H. Tahara, T. Aharen, H. Hirori, and Y. Kanemitsu (Oral)
  The 66th Japan Society of Applied Physics Spring Meeting, Tokyo (2019).
• Charging and Neutralization Dynamics in CsPbBr₃ Nanocrystals Studied by Double Pump Transient Absorption Spectroscopy
  K. Ohara, S. Nakahara, H. Tahara, G. Yumoto, T. Kawawaki, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The 66th Japan Society of Applied Physics Spring Meeting, Tokyo (2019).
• Optical Phase Shifter Using Photorefractive Effect of Metal Halide Perovskites
  H. Tahara, T. Aharen, A. Wakamiya, and Y. Kanemitsu (Oral)
  The 79th Japan Society of Applied Physics Autumn Meeting, Aichi (2018).
• Photo-Induced Refractive-Index Change in Perovskite CH₃NH₃PbCl₃ Single Crystals
  T. Handa, H. Tahara, T. Aharen, and Y. Kanemitsu (Oral)
  The 79th Japan Society of Applied Physics Autumn Meeting, Aichi (2018).
• Nonlinear optical responses of MAPbCl₃ perovskite single crystals studied by Z-Scan method
  K. Ohara, T. Yamada, H. Tahara, T. Aharen, H. Hirori, and Y. Kanemitsu (Oral)
  The 79th Japan Society of Applied Physics Autumn Meeting, Aichi (2018).
• Size Dependent Exciton Dynamics of Halide Perovskite Nanocrystals Revealed by Single Dot Spectroscopy
  S. Masada, N. Yarita, H. Tahara, M. Saruyama, T. Kawawaki, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The 79th Japan Society of Applied Physics Autumn Meeting, Aichi (2018).
• Photocarrier-induced refractive-index change in lead halide perovskite
  H. Tahara, T. Aharen, A. Wakamiya, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2018 Autumn Meeting, Kyoto (2018).
• Trion generation mechanism in lead halide perovskite nanocrystals
  S. Nakahara, H. Tahara, G. Yumoto, T. Kawawaki, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Poster)
  The Physical Society of Japan 2018 Autumn Meeting, Kyoto (2018).
• Heterodyne interference spectroscopy of lead-halide perovskite solar cells
  Y. Ogawa, H. Tahara, and Y. Kanemitsu (Poster)
  The Physical Society of Japan 2018 Autumn Meeting, Kyoto (2018).
• Multiexciton absorption cross sections of PbS quantum dots determined by excitonic coherence
  H. Tahara, M. Sakamoto, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2018 Annual Meeting, Chiba (2018).
• Influence of exciton-exciton interaction on optical responses of lead-halide perovskite nanocrystals
  G. Yumoto, H. Tahara, T. Kawawaki, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2018 Annual Meeting, Chiba (2018).
• Generation and Relaxation Dynamics of Charged Excitons in CsPbBr₃ Nanocrystals
  S. Nakahara, H. Tahara, G. Yumoto, T. Kawawaki, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2018 Annual Meeting, Chiba (2018).
• Photoluminescence Blinking and Flickering of Single Perovskite Nanocrystals
  N. Yarita, H. Tahara, M. Saruyama, T. Kawawaki, R. Sato,T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2018 Annual Meeting, Chiba (2018).
• Effect of Postsynthetic Surface Treatment on Trion-generation in CsPbBr₃ Nanocrystals
  S. Nakahara, H. Tahara, G. Yumoto, T. Kawawaki, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The 65th Japan Society of Applied Physics Spring Meeting, Tokyo (2018).
• Photoluminescence dynamics in CdSe/CdS core/shell nanocrystals under shell excitation condition
  S. Masada, H. Tahara, N. Yarita, M. Saruyama, T. Teranishi, and Y. Kanemitsu (Oral)
  The 65th Japan Society of Applied Physics Spring Meeting, Tokyo (2018).
• Recombination Dynamics of Biexcitons in HC(NH₂)₂PbBr₃ Perovskite Nanocrystals
  N. Yarita, H. Tahara, M. Saruyama, T. Kawawaki, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The 65th Japan Society of Applied Physics Spring Meeting, Tokyo (2018).
• Hot biexciton effect on optical responses of CsPbI₃ nanocrystals
  G. Yumoto, H. Tahara, T. Kawawaki, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The 65th Japan Society of Applied Physics Spring Meeting, Tokyo (2018).
• Multiexciton coherence in PbS nanocrystals studied by femtosecond phase-locked pulse-pair spectroscopy
  H. Tahara, M. Sakamoto, T. Teranishi, and Y. Kanemitsu (Oral)
  The Laser Society of Japan 2018 Annual Meeting, Kyoto (2018).
• Exciton-exciton interactions in lead-halide perovskite nanocrystals revealed by femtosecond spectroscopy
  G. Yumoto, N. Yarita, H. Tahara, T. Kawawaki, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The Laser Society of Japan 2018 Annual Meeting, Kyoto (2018).
• Mechanism of trion generation in CsPbX₃ (X=Br, I) nanocrystals revealed by femtosecond laser spectroscopy
  S. Nakahara, H. Tahara, G. Yumoto, T. Kawawaki, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The Laser Society of Japan 2018 Annual Meeting, Kyoto (2018).
• Observation of high-frequency exciton coherence in PbS quantum dots
  H. Tahara, M. Sakamoto, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2017 Autumn Meeting, Iwate (2017).
• Biexcitons and charged excitons in lead halide perovskite nanocrystals
  N. Yarita, H. Tahara, T. Ihara, T. Kawawaki, R. Sato, M. Saruyama, T. Teranishi, and Y. Kanemitsu (Poster)
  The Physical Society of Japan 2017 Autumn Meeting, Iwate (2017).
• Optical responses of hot excitons in CsPbI₃ nanocrystals
  G. Yumoto, H. Tahara, T. Kawawaki, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The 78th Japan Society of Applied Physics Autumn Meeting, Fukuoka (2017).
• Photoluminescence Dynamics of Single Perovskite FAPbBr₃ Nanocrystals: Luminescence blinking and Single Photon Emission
  N. Yarita, H. Tahara, M. Saruyama, T. Kawawaki, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The 78th Japan Society of Applied Physics Autumn Meeting, Fukuoka (2017).
• Dynamical Processes of Trions and Biexcitons in CsPb(Br_1-xI_x)₃ Nanocrystals
  S. Nakahara, H. Tahara, G. Yumoto, T. Kawawaki, M. Saruyama, R. Sato, T. Teranishi, and Y. Kanemitsu (Oral)
  The 78th Japan Society of Applied Physics Autumn Meeting, Fukuoka (2017).
• Coherent multiple excitons in PbS quantum dots studied by phase-locked pulses
  H. Tahara, M. Sakamoto, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2017 Annual Meeting, Osaka (2017).
• Biexcitons and charged excitons in CsPbBr₃ Perovskite Nanocrystals
  N. Yarita, H. Tahara, T. Ihara, T. Kawawaki, R. Sato, M. Saruyama, T. Teranishi, and Y. Kanemitsu (Oral)
  The 64th Japan Society of Applied Physics Spring Meeting, Kanagawa (2017).
• Molecular configration dependent optical responce of functional molecule coordinated metal cluster
  M. Sakamoto, H. Tahara, H.-D. Kim, A. Furube, Y. Kanemitsu, and T. Teranishi (Oral)
  The 97th Annual Meeting of The Chemical Society of Japan, Kanagawa (2017).
• One-step and two-step generation mechanisms of multiple excitons in PbS quantum dots
  H. Tahara, M. Sakamoto, T. Teranishi, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2016 Autumn Meeting, Kanazawa (2016).
• Optical Properties of CsPbBr₃ Perovskite Nanocrystals
  N. Yarita, H. Tahara, T. Ihara, T. Kawawaki, R. Sato, M. Saruyama, T. Teranishi, and Y. Kanemitsu (Oral)
  The 77th Japan Society of Applied Physics Autumn Meeting, Niigata (2016).
• Photocurrent generation mechanism in CH₃NH₃PbI₃ thin film studied by phase-locked-pulses photocurrent beat spectroscopy
  H. Tahara, M. Endo, A. Wakamiya, and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2016 Annual Meeting, Miyagi (2016).
• Degradation mechanism of lead halide perovskite solar cells studied by luminescence spectroscopy
  T. Handa, D. M. Tex, H. Tahara, A. Shimazaki, T. Aharen, A. Wakamiya, and Y. Kanemitsu (Oral)
  The 63rd Japan Society of Applied Physics Spring Meeting, Tokyo (2016).
• Charge dynamics in perovskite CH₃NH₃PbI₃ solar cells revealed by microscopic photoluminescence and photocurrent imaging spectroscopy
  D. Yamashita, T. Handa, T. Yamada, T. Ihara, H. Tahara, A. Shimazaki, A. Wakamiya, and Y. Kanemitsu (Oral)
  The 63rd Japan Society of Applied Physics Spring Meeting, Tokyo (2016).
• Carrier generation mechanism in GaAs studied by phase-locked-pulses photocurrent spectroscopy
  H. Tahara and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2015 Autumn Meeting, Osaka (2015).
• Electroluminescence from lead-halide perovskite solar cells
  T. Handa, H. Tahara, A. Shimazaki, T. Aharen, A. Wakamiya, and Y. Kanemitsu (Oral)
  The 76th Japan Society of Applied Physics Autumn Meeting, Aichi (2015).
• Photocurrent control in GaAs using phase-locked pulses
  H. Tahara and Y. Kanemitsu (Oral)
  The Physical Society of Japan 2015 Annual Meeting, Tokyo (2015).
• Multiple exciton generation in colloidal nanocrystal thin films: Multiexciton dynamics and charge separation
  T. Nishihara, M. Ono, H. Tahara, and Y. Kanemitsu (Oral)
  The 75th Japan Society of Applied Physics Autumn Meeting, Hokkaido (2014).
• Time correlation of exciton-phonon interactions in InAs quantum dots
  H. Tahara, Y. Ogawa, F. Minami, K. Akahane, and M. Sasaki (Oral)
  The Physical Society of Japan 2014 Annual Meeting, Kanagawa (2014).
• Coherent control of many body interaction of excitons in GaAs quantum well and the exciton density dependence
  Y. Ogawa, H. Tahara, and F. Minami (Oral)
  The Physical Society of Japan 2014 Annual Meeting, Kanagawa (2014).
• Non-Markovian dephasing of excitons in InAs quantum dots
  H. Tahara, Y. Ogawa, F. Minami, K. Akahane, and M. Sasaki (Oral)
  The Physical Society of Japan 2013 Autumn Meeting, Tokushima (2013).
• Why does delay-time modify polariton signals on four-wave mixing spectra?
  M. Bamba, H. Tahara, Y. Ogawa, and F. Minami (Oral)
  The Physical Society of Japan 2013 Autumn Meeting, Tokushima (2013).
• Control of exciton-biexciton beat in InAs quantum dots using six-wave mixing
  H. Tahara, Y. Ogawa, F. Minami, K. Akahane, and M. Sasaki (Oral)
  The Physical Society of Japan 2013 Annual Meeting, Hiroshima (2013).
• Suppression of dephasing in ZnSe by using multiple pulses exciton
  N. Sorimachi, H. Tahara, Y. Ogawa, and F. Minami (Poster)
  The Physical Society of Japan 2013 Annual Meeting, Hiroshima (2013).
• Strain dependence of exciton states in highly stacked InAs quantum dots
  H. Tahara, Y. Ogawa, F. Minami, K. Akahane, and M. Sasaki (Oral)
  The Physical Society of Japan 2012 Autumn Meeting, Kanagawa (2012).
• Coherent control of many body interaction of excitons in GaAs quantum well
  Y. Ogawa, H. Tahara, and F. Minami (Oral)
  The Physical Society of Japan 2012 Autumn Meeting, Kanagawa (2012).
• Spectrally resolved four-wave mixing of ZnSe/ZnMgSSe superlattice
  N. Sorimachi, H. Tahara, Y. Ogawa, and F. Minami (Poster)
  The Physical Society of Japan 2012 Autumn Meeting, Kanagawa (2012).
• Spectral change of exciton-polaritons in ZnSe epitaxial layer observed by four-wave mixing spectroscopy
  H. Tahara, M. Bamba, Y. Ogawa, and F. Minami (Oral)
  Global COE Program "Nanoscience and Quantum Physics" Workshop 2012, Tokyo (2012).
• Spectral motion of exciton polaritons observed using four-wave mixing measurement on ZnSe thin film
  H. Tahara, M. Bamba, Y. Ogawa, and F. Minami (Oral)
  The Physical Society of Japan 2011 Autumn Meeting, Toyama (2011).
• Observation of excitonic Rabi oscillations in ZnSe by using four-wave mixing spectroscopy
  H. Tahara, Y. Ogawa, and F. Minami (Oral)
  The Physical Society of Japan 2011 Annual Meeting, Niigata (2011).
• Time-resolved spectra of ZnSe measured by using four-wave mixing spectroscopy
  H. Tahara, Y. Ogawa, and F. Minami (Oral)
  The Physical Society of Japan 2010 Autumn Meeting, Osaka (2010).
• Motional narrowing of four-wave mixing spectrum in GaAs quantum well
  Y. Ogawa, H. Tahara, and F. Minami (Oral)
  The Physical Society of Japan 2010 Annual Meeting, Okayama (2010).
• Observation of motional narrowing in GaSe by time-resolved four-wave mixing measurement
  H. Tahara, S. Takahashi, Y. Ogawa, and F. Minami (Oral)
  The Physical Society of Japan 2010 Annual Meeting, Okayama (2010).
• Narrowing of four-wave mixing spectra of GaSe
  H. Tahara, S. Takahashi, Y. Ogawa, and F. Minami (Oral)
  The Physical Society of Japan 2009 Autumn Meeting, Kumamoto (2009).