"Yusei Aoki,Takeharu Sekiguchi,Takayuki Shibata,T. Taniguchi,M. Miyakawa,C. Shinei,S.Onoda,S. Saiki,S. Ishii,T. Teraji,T. Ohshima,Mutsuko Hatano,Takayuki Iwasaki","Effects of Optical Excitation on the Ramsey Magnetometry of Ensemble NV Centers in Diamond","Quantum Innovation 2023/6th International Forum on Quantum Metrology and Sensing",,,,,,2023,Nov. "Y. Kainuma,Y. Shigenobu,Y. Hatano,T. Shibata,H. Kato,S. Onoda,T. Ohshima,M. Hatano,T. Iwasaki","Highly sensitive compact quantum sensor head with NV center in angle-shaped diamond","Quantum Innovation 2023/6th International Forum on Quantum Metrology and Sensing",,,,,,2023,Nov. "Ikuya Fujisaki,Yuta Araki,Yuji Hatano,Takeharu Sekiguchi,Hiromitsu Kato,Sninobu Onoda,Takeshi Ohshima,Takayuki Shibata,Takayuki Iwasaki,Mutsuko Hatano","Extension of Spin Dephasing Time of Continuously Excited Ensemble Nitrogen Vacancy Centers by Double-Quantum Ramsey Magnetometry with Spin Bath Driving",,"physica status solidi A 2023 (WILEY Online Library)",,"Vol. 2300333",,"pp. 1-7",2023,July "Yuta Kainuma,Yuta Shigenobu,Yuji Hatano,Takayuki Shibata,Akimitchi Nakazono,Hiromitsu Kato,Takeshi Ohshima,Takayuki Iwasaki,Mutsuko Hatano","Development of highly sensitive compact quantum sensor with NV center in 12C-enriched CVD diamond for bio-medical and industrial application","The 5th International Forum on Quantum Metrology and Sensing",,,,,,2022,Nov. "Daisuke Nishitani,Takayuki Shibata,Kazuhiro Oyama,Fan Cheng,Yuji Hatano,Tokuyuki Teraji,Shinou Onoda,Takeshi Ohshima,Takayuki Iwasaki,Mutsuko Hatano","Loop-gap microwave resonator for millimeter-scale diamond quantum sensor",,"Materials Today Communications",,"Vol. 31",,"pp. 103488",2022,June