A metamaterial-based terahertz sensor design is presented in this paper. The metamaterial unit structure comprises a graphene cross and three sets of graphene strips, which collectively achieve a triple plasmon-induced transparency (PIT) in both polarization directions. The theoretical results based on the Lorentz resonance theoretical model are in good agreement with finite difference time domain (FDTD) simulations. The sensor is polarization-independent and changes in the angle of incidence between 0 degrees and 10 degrees have a negligible impact on the sensing performance. Furthermore, the sensor exhibits a notable slow-light effect, with a maximum sensitivity of 1.65 THz/RIU and a FOM value of 4.74/RIU for the triple PIT, which is superior to that of comparable devices.
机构:
CIC nanoGUNE Consolider, Donostia San Sebastian 20018, Spain
Ctr Fis Mat CSIC UPV EHU, Donostia San Sebastian 20018, Spain
DIPC, Donostia San Sebastian 20018, SpainCSIC, Inst Quim Fis Rocasolano, E-28006 Madrid, Spain
机构:
East China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R ChinaEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Gao, Enduo
;
Liu, Zhimin
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机构:
East China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Ohio State Univ, Dept Mat Sci & Engn, 2041 Coll Rd, Columbus, OH 43210 USAEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Liu, Zhimin
;
Li, Hongjian
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机构:
Cent S Univ, Sch Phys & Elect, Changsha 410083, Hunan, Peoples R ChinaEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Li, Hongjian
;
Xu, Hui
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机构:
Cent S Univ, Sch Phys & Elect, Changsha 410083, Hunan, Peoples R ChinaEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Xu, Hui
;
Zhang, Zhenbin
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h-index: 0
机构:
East China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R ChinaEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Zhang, Zhenbin
;
Lu, Xin
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h-index: 0
机构:
East China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R ChinaEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Lu, Xin
;
Xiong, Cuixiu
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h-index: 0
机构:
Cent S Univ, Sch Phys & Elect, Changsha 410083, Hunan, Peoples R ChinaEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Xiong, Cuixiu
;
Liu, Chao
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机构:
Cent S Univ, Sch Phys & Elect, Changsha 410083, Hunan, Peoples R ChinaEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Liu, Chao
;
Zhang, Baihui
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机构:
Cent S Univ, Sch Phys & Elect, Changsha 410083, Hunan, Peoples R ChinaEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Zhang, Baihui
;
Zhou, Fengqi
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h-index: 0
机构:
East China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R ChinaEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
机构:
CIC nanoGUNE Consolider, Donostia San Sebastian 20018, Spain
Ctr Fis Mat CSIC UPV EHU, Donostia San Sebastian 20018, Spain
DIPC, Donostia San Sebastian 20018, SpainCSIC, Inst Quim Fis Rocasolano, E-28006 Madrid, Spain
机构:
East China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R ChinaEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Gao, Enduo
;
Liu, Zhimin
论文数: 0引用数: 0
h-index: 0
机构:
East China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Ohio State Univ, Dept Mat Sci & Engn, 2041 Coll Rd, Columbus, OH 43210 USAEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Liu, Zhimin
;
Li, Hongjian
论文数: 0引用数: 0
h-index: 0
机构:
Cent S Univ, Sch Phys & Elect, Changsha 410083, Hunan, Peoples R ChinaEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Li, Hongjian
;
Xu, Hui
论文数: 0引用数: 0
h-index: 0
机构:
Cent S Univ, Sch Phys & Elect, Changsha 410083, Hunan, Peoples R ChinaEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Xu, Hui
;
Zhang, Zhenbin
论文数: 0引用数: 0
h-index: 0
机构:
East China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R ChinaEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Zhang, Zhenbin
;
Lu, Xin
论文数: 0引用数: 0
h-index: 0
机构:
East China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R ChinaEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Lu, Xin
;
Xiong, Cuixiu
论文数: 0引用数: 0
h-index: 0
机构:
Cent S Univ, Sch Phys & Elect, Changsha 410083, Hunan, Peoples R ChinaEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Xiong, Cuixiu
;
Liu, Chao
论文数: 0引用数: 0
h-index: 0
机构:
Cent S Univ, Sch Phys & Elect, Changsha 410083, Hunan, Peoples R ChinaEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Liu, Chao
;
Zhang, Baihui
论文数: 0引用数: 0
h-index: 0
机构:
Cent S Univ, Sch Phys & Elect, Changsha 410083, Hunan, Peoples R ChinaEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China
Zhang, Baihui
;
Zhou, Fengqi
论文数: 0引用数: 0
h-index: 0
机构:
East China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R ChinaEast China Jiaotong Univ, Sch Sci, Nanchang 330013, Jiangxi, Peoples R China