Photoinduced Phase Transition from Excitonic Insulator to Semimetal-like State in Ta2Ni1−xCoxSe5 (x = 0.10),Journal of the Physical Society of Japan

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Photoinduced Phase Transition from Excitonic Insulator to Semimetal-like State in Ta2Ni1−xCoxSe5 (x = 0.10)
Journal of the Physical Society of Japan ( IF 1.5 ) Pub Date : 2020-12-15 , DOI: 10.7566/jpsj.89.124703
Takumi Mitsuoka ₁ , Takeshi Suzuki ₂ , Hidenori Takagi _{3,

4} , Naoyuki Katayama ₅ , Hiroshi Sawa ₅ , Minoru Nohara ₆ , Mari Watanabe ₂ , Jiadi Xu ₂ , Qianhui Ren ₂ , Masami Fujisawa ₂ , Teruto Kanai ₂ , Jiro Itatani ₂ , Shik Shin _{7,

8} , Kozo Okazaki _{2,

8,

9} , Takashi Mizokawa ₁

Affiliation

We report time-resolved angle-resolved photoemission study on Ta2Ni1−xCoxSe5 (x = 0.10) in which the excitonic insulator (EI) transition temperature is reduced by Co substitution for Ni. In the pho...

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