論文

• Moeta Tsukamoto, Kensuke Ogawa, Hayato Ozawa, Takayuki Iwasaki, Mutsuko Hatano, Kento Sasaki, Kensuke Kobayashi. Vector magnetometry using perfectly aligned nitrogen-vacancy center ensemble in diamond, Applied Physics Letters, 118, 264002, June 2021.
• H. Ozawa, Y. Hatano, T. Iwasaki, Y. Harada, M. Hatano. Formation of perfectly aligned high-density NV centers in (111) CVD-grown diamonds for magnetic field imaging of magnetic particles, Japanese Journal of Applied Physics, Vol. 58, pp. SIIB26, July 2019.
• Y. Masuyama, K. Mizuno, H. Ozawa, H. Ishiwata, Y. Hatano, T. Ohshima, T. Iwasaki, M. Hatano. Extending coherence time of macro-scale diamond magnetometer by dynamical decoupling with coplanar waveguide resonator, Review of Scientific Instruments, Vol. 89, Issue 12, pp. 125007, Dec. 2018.
• H.Ozawa, H.Ishiwata, M.Hatano, T.Iwasaki. Thermal Stability of perfectly Aligned Nitrogen-Vacancy Centers for High Sensitive Magnetometers, Physica Status Solidi A, Vol. 215, Issue 22, pp. 1-6, Sept. 2018.
• Y. Masuyama, K. Mizuno, H. Ozawa, H. Ishiwata, Y. Hatano, T. Ohshima, T. Iwasaki, M. Hatano. Highly sensitive macro-scale diamond magnetometer operated by dynamical decoupling sequence with coplanar waveguide resonator, May 2018.
• Hitoshi Ishiwata, Makoto Nakajima, Kosuke Tahara, Hayato Ozawa, Takayuki Iwasaki, Mutsuko Hatano. Perfectly Aligned Shallow Ensemble Nitrogen-Vacancy Centers in (111) Diamond, Appl. Phys. Lett., No. 111, pp. 043103-1〜5, July 2017.
• H. Ozawa, K. Tahara, H. Ishiwata, M. Hatano, T. Iwasaki. Formation of perfectly aligned nitrogen-vacancy center ensembles in chemical-vapor-deposition-grown diamond (111), Appl. Phys. Express, Vol. 10, No. 4, pp. 045501-1-045501-4, Mar. 2017.
• K. Tahara, H. Ozawa, T. Iwasaki, N. Mizuochi, M. Hatano. Quantifying selective alignment of ensemble nitrogen-vacancy centers in (111) diamond, Appl. Phys. Lett., No. 107, pp. 193110, Nov. 2015.

国際会議発表 (査読有り)

• Y. Hatano, H. Tadakuma, H. Ozawa, T. Iwasaki, M.Hatano, Y. Harada. Magnetic field imaging via thin Ti film over the perfectly oriented high-density diamond NV layer, Hasselt Diamond Workshop 2020 - SBDD XXV, Mar. 2020.
• T.Tsuji, H.Ozawa, T.Iwasaki, M.Hatano. High Generation Efficiency Formation of Nitrogen-Vacancy Centers in Diamond with Argon Addition, ACSIN-14 &ICSPM26, Oct. 2019.
• M. Nakajima, H. Ozawa, R. Nomiyama, M. Hatano, T. Iwasaki. High generation yield of NV centers with perfect alignment by microwave plasma chemical vapor deposition, Hasselt Diamond Workshop 2019 SBDD XXIV, Mar. 2019.
• Takayuki Iwasaki, Makoto Nakajima, Hayato Ozawa, Takeyuki Tsuji, Rikuto Noiyama, Mutsuko Hatano. High Generation Yield of Perfectly-Aligned NV centers for Quantum Sensing, The 1st International Forum on Quantum Sensing, Feb. 2019.
• Yuji Hatano, Hayato Ozawa, Takayuki Iwasaki, Mutsuko Hatano, Susumu Yasuda, Takeshi Ohshima, Yoshie Harada. Diamond Sensor - Device and System Construction, The 1st International Forum on Quantum Sensing, Feb. 2019.
• M. Nakajima, H. Ishiwata, K. Mizuno, Y. Masuyama, H. Ozawa, T. Iwasaki, M. Hatano. CVD Growth of NV Center Film for NMR Application, ACSIN-14 &ICSPM26, Oct. 2018.
• H. Ozawa, Y. Hatano, T. Iwasaki, Y. Harada, M. Hatano. CVD Growth Formation of Diamond Quantum Sensors for Living Cell Imaging, ACSIN-14 &ICSPM26, Oct. 2018.
• Y. Masuyama, K. Mizuno, H. Ozawa, Y. Hatano, T. Iwasaki, M. Hatano. Quantum magnetic sensing of large detection volume of nitrogen-vacancy centers with enhanced microwave irradiation, Hasselt Diamond Workshop 2018 - SBDD XXIII, Mar. 2018.
• H. Ozawa, H. Ishiwata, T. Iwasaki, M. Hatano. Thermal stability of perfectly aligned NV centers for high sensitive magnetometers, Hasselt Diamond Workshop 2018 - SBDD XXIII, Mar. 2018.
• Yuta Masuyama, Hayato Ozawa, Yuji Hatano, Takayuki Iwasaki, Mutsuko Hatano. “Quantum Sensing System for Large Detection Volume with Ensemble Nitrogen-Vacancy Centers, 2017MRS Fall Meeting & Exhibit, Nov. 2017.
• Takeyuki Tsuji, Hayato Ozawa, Junya Yaita, Takayuki Iwasaki, Mutsuko Hatano. High Growth Rate CVD of Selectively Aligned Ensemble NV Centers, 2017MRS Fall Meeting & Exhibit, Nov. 2017.
• Hayato Ozawa, Hitoshi Ishiwata, Takayuki Iwasaki, Mutsuko Hatano. Assessment on Thermal Stability of Atomic Orientation of N-V Axis Using Perfectly-Aligned NV Ensembles, 2017MRS Fall Meeting & Exhibit, Nov. 2017.
• Hayato Ozawa, Kosuke Tahara, Hitoshi Ishiwata, Takayuki Iwasaki, Mutsuko Hatano. Control of internal stress of selectively-aligned NV ensemble diamond film for higher contrast of magnetic resonance, 2016 MRS Fall Meeting & Exhibit, Nov. 2016.
• Hitoshi Ishiwata, Kosuke Tahara, Hayato Ozawa, Takayuki Iwasaki, Mutsuko Hatano. Growth of Highly Aligned Delta Doped NV Center Diamond Film, 2016 MRS Fall Meeting & Exhibit, Nov. 2016.
• Hitoshi Ishiwata, Kosuke Tahara, Hayato Ozawa, Takayuki Iwasaki, Mutsuko Hatano. Growth of highly aligned delta doped NV center diamond film, 2016 Germany-Japan Workshop on Nanoscale Electron-Photon Interactions via Energy Dissipation and Fluctuation, Aug. 2016.
• Hayato Ozawa, Kosuke Tahara, Hitoshi Ishiwata, Takayuki Iwasaki, Mutsuko Hatano. Growth Temperature Dependence of Nitrogen Doped Diamonds for Selectively Aligned NV ensemble, 2016 Germany-Japan Workshop on Nanoscale Electron-Photon Interactions via Energy Dissipation and Fluctuation, Aug. 2016.
• H.Ishiwata, K.Tahara, H.Ozawa, T.Iwasaki, M.Hatano. Growth of highly aligned delta doped NV center diamond film, Hasselt Diamond Workshop 2016, Mar. 2016.
• K.Tahara, H.Ozawa, T.Iwasaki, M.Hatano. Enhanced AC magnetometry using selectively-aligned and high-density NV center ensemble in CVD-grown (111) diamond, Hasselt Diamond Workshop 2016, Mar. 2016.
• H. Ozawa, K. Tahara, T. Iwasaki, M. Hatano. Selective Alignment of Ensemble NV Centers in Microwave Plasma CVD Diamond Grown on (111) Substrates, 2015 MRS Fall Meeting & Exhibit, Dec. 2015.
• K. Tahara, H.Ozawa, T.Iwasaki, M.Hatano. Selctive alignment of ensemble nitrogen-vacancy centres in CVD-grown (111) diamond, International Conference on Diamond and Carbon Materials, Sept. 2015.

国内会議発表 (査読有り)

• Kosuke Tahara, Hayato Ozawa, Takayuki Iwasaki, Mutsuko Hatano. Magnetometry using selectively-aligned and high-density NV center ensemble in CVD-grown (111) diamond, 2016 Germany-Japan Workshop on Nanoscale Electron-Photon Interactions via Energy Dissipation and Fluctuation, Aug. 2016.
• 小澤勇斗, 田原康佐, 岩崎孝之, 波多野睦子. [111]へ選択配向したアンサンブルNVセンターを含むダイヤモンド薄膜合成, 第２９回ダイヤモンドシンポジウム, Nov. 2015.

国際会議発表 (査読なし・不明)

• Yusuke Shimamoto, Takeru Suto, Hayato Ozawa, Mutsuko Hatano, Shunri Oda, Takayuki Iwasaki. Very Narrow Linewidths in the Fluorescence from Germanium-Vacancy Centers in Nanodiamonds, 2016 MRS Fall Meeting & Exhibit, Dec. 2016.
• Kosuke Tahara, Hayato Ozawa, Hitoshi Ishiwata, Takayuki Iwasaki, Mutsuko Hatano. Selectively-aligned high density NV center ensemble in (111) diamond : from CVD-growth to sensing application, 2016 E-MRS Fall Meeting, Sept. 2016.
• H. Ozawa, K. Tahara, T. Iwasaki, M. Hatano. (111) Diamond Growth for Preferentially Aligned Ensemble NV centers, Diamond Quantum Sensing Workshop 2015, Aug. 2015.

国内会議発表 (査読なし・不明)

• 堀川 玄馬, 増山 雄太, 小澤 勇斗, 岩崎 孝之, 波多野 睦子. 光共振器設計に向けたダイヤモンドの吸収係数測定, 第79回応用物理学会秋季学術講演会, Sept. 2018.
• 辻 赳行, 小澤 勇斗, 岩崎 孝之, 波多野 睦子. 高プラズマパワー密度CVDとArガスによる高配向・高 生成効率NVアンサンブルの高速合成, 第79回応用物理学会秋季学術講演会, Sept. 2018.
• 増山雄太, 水野皓介, 小澤勇斗, 波多野雄治＊, 岩崎孝之, 波多野睦子. Vセンターアンサンブルを有する大検出領域量子センシングシステム, 第31回ダイヤモンドシンポジウム, Nov. 2017.
• 辻 赳行, 矢板 潤也, 小澤 勇斗, 岩崎 孝之, 波多野 睦子. 高プラズマパワー密度CVDによる高配向・高生成NVアンサンブルの高速合成, 第78回応用物理学会秋季学術講演会, Sept. 2017.
• 小澤 勇斗, 石綿 整, 岩崎 孝之, 波多野 睦子. 完全配向NVセンター薄膜中のN-V軸の熱的安定性評価, 第78回応用物理学会秋季学術講演会, Sept. 2017.
• 小澤勇斗, 田原康佐, 石綿整, 岩崎孝之, 波多野睦子. 光検出磁気共鳴によるダイヤモンドＮＶアンサンブル膜中のストレス測定とその制御, 第77回応用物理学会秋季学術講演会, Sept. 2016.
• 石綿整, 田原康佐, 小澤勇斗, 岩崎孝之, 波多野睦子. 高配向ＮＶセンターデルタドープ薄膜を用いたNMR計測, 第77回応用物理学会秋季学術講演会, Sept. 2016.
• 小澤勇斗, 田原康佐, 岩崎孝之, 石綿整, 波多野睦子. VDダイヤモンドの成長モード制御による高配向NVセンターの高密度化, 第63回応用物理学会春季学術講演会, Mar. 2016.
• 石綿 整, 田原 康佐, 小澤 勇斗, 岩崎 孝之, 波多野 睦子. 高配向NVセンター デルタドープ薄膜の形成, 第63回応用物理学会春季学術講演会, Mar. 2016.
• 小澤勇斗, 田原康佐, 岩崎孝之, 石綿整, 波多野睦子. CVDダイヤモンドの成長モード制御による高配向NVセンターの高密度化, 第63回応用物理学会春季学術講演会, Mar. 2016.
• 田原 康佐, 小澤 勇斗, 岩崎 孝之, 波多野 睦子. 高配向・高密度NVセンタアンサンブルを用いた交流磁場測定, 第63回応用物理学会春季学術講演会, Mar. 2016.
• 田原 康佐, 小澤 勇斗, 岩崎 孝之, 波多野 睦子. ダイヤモンド(111)基板中のアンサンブルNVセンタ配向率の定量化, Sept. 2015.
• K. Tahara, H. Ozawa, T. Iwasaki, M. Hatano. Quantifying selective alignment of ensemble nitrogen-vacancy centers in (111) diamond, Diamond Quantum Sensing Workshop 2015, Aug. 2015.
• 小澤 勇斗, 岩崎 孝之, 田原 康佐, 古山 聡子, 清水 麻希, 波多野 睦子. (111)基板上へのアンサンブルNVセンターを含むダイヤモンド薄膜合成, 第62回応用物理学会春季学術講演会, Mar. 2015.

その他の論文・著書など

• 波多野 雄治, 小澤 勇斗, 岩崎 孝之, 波多野 睦子, 安田 晋, 大島 武, 原田 慶恵. ダイヤモンドセンサ―デバイスとシステム構築, New Diamond 誌 132号, Vol. 35, No. 1, pp. 7-13, Jan. 2019.

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