Liu, X., Zhang, D., Wu, Y. C., Yang, M., Wang, Q., Coileáin, C., Xu, H., Yang, C., Abid, M., Abid, M., Liu, H., Chun, B. S., Shi, Q., & Wu, H. C. (2017). Ultra-sensitive graphene based mid-infrared plasmonic bio-chemical sensing using dielectric beads as a medium. Carbon, 122, 404-410. https://doi.org/10.1016/j.carbon.2017.06.089
Liu, Xiao ; Zhang, Duan ; Wu, Ye Cun et al. / Ultra-sensitive graphene based mid-infrared plasmonic bio-chemical sensing using dielectric beads as a medium. In: Carbon. 2017 ; Vol. 122. pp. 404-410.
@article{578be791c8f94f7d914c9bae26f7e5c3,
title = "Ultra-sensitive graphene based mid-infrared plasmonic bio-chemical sensing using dielectric beads as a medium",
abstract = "Graphene is moving beyond the realm of simple electronic devices toward areas such as advanced bio-chemical sensing. The infrared (IR) response of graphene, characterized by collective long-lived charge-carrier oscillations, could be applied in IR-absorption spectroscopy, typically used for bio-chemical analysis. However, direct light absorption by propagating plasmons in graphene is forbidden due to the large momentum mismatch. Proposed methods to overcome this bottleneck come at a cost, the use of noble metal particles on graphene reduces the spectral bandwidth and nano-structuring graphene is expensive. Here, we propose a simple and cheap method to fabricate large scale ultra-sensitive graphene based mid-IR biosensors, by introducing dielectric beads to excite mid-IR range plasmons. Interference from waves scattered by the beads excite surface plasmon polaritons, which propagate several micrometers in graphene and enhance the interaction between the molecules and mid-IR light. This method opens an interesting window for the application of graphene in bio-chemical sensing.",
author = "Xiao Liu and Duan Zhang and Wu, \{Ye Cun\} and Mei Yang and Qian Wang and Cormac Coile{\'a}in and Hongjun Xu and Chen Yang and Mohamed Abid and Mourad Abid and Huajun Liu and Chun, \{Byong Sun\} and Qingfan Shi and Wu, \{Han Chun\}",
note = "Publisher Copyright: {\textcopyright} 2017 Elsevier Ltd",
year = "2017",
month = oct,
doi = "10.1016/j.carbon.2017.06.089",
language = "English",
volume = "122",
pages = "404--410",
journal = "Carbon",
issn = "0008-6223",
publisher = "Elsevier Ltd.",
}
Liu, X, Zhang, D, Wu, YC, Yang, M, Wang, Q, Coileáin, C, Xu, H, Yang, C, Abid, M, Abid, M, Liu, H, Chun, BS, Shi, Q & Wu, HC 2017, 'Ultra-sensitive graphene based mid-infrared plasmonic bio-chemical sensing using dielectric beads as a medium', Carbon, vol. 122, pp. 404-410. https://doi.org/10.1016/j.carbon.2017.06.089
Ultra-sensitive graphene based mid-infrared plasmonic bio-chemical sensing using dielectric beads as a medium. / Liu, Xiao; Zhang, Duan; Wu, Ye Cun et al.
In:
Carbon, Vol. 122, 10.2017, p. 404-410.
Research output: Contribution to journal › Article › peer-review
TY - JOUR
T1 - Ultra-sensitive graphene based mid-infrared plasmonic bio-chemical sensing using dielectric beads as a medium
AU - Liu, Xiao
AU - Zhang, Duan
AU - Wu, Ye Cun
AU - Yang, Mei
AU - Wang, Qian
AU - Coileáin, Cormac
AU - Xu, Hongjun
AU - Yang, Chen
AU - Abid, Mohamed
AU - Abid, Mourad
AU - Liu, Huajun
AU - Chun, Byong Sun
AU - Shi, Qingfan
AU - Wu, Han Chun
N1 - Publisher Copyright:
© 2017 Elsevier Ltd
PY - 2017/10
Y1 - 2017/10
N2 - Graphene is moving beyond the realm of simple electronic devices toward areas such as advanced bio-chemical sensing. The infrared (IR) response of graphene, characterized by collective long-lived charge-carrier oscillations, could be applied in IR-absorption spectroscopy, typically used for bio-chemical analysis. However, direct light absorption by propagating plasmons in graphene is forbidden due to the large momentum mismatch. Proposed methods to overcome this bottleneck come at a cost, the use of noble metal particles on graphene reduces the spectral bandwidth and nano-structuring graphene is expensive. Here, we propose a simple and cheap method to fabricate large scale ultra-sensitive graphene based mid-IR biosensors, by introducing dielectric beads to excite mid-IR range plasmons. Interference from waves scattered by the beads excite surface plasmon polaritons, which propagate several micrometers in graphene and enhance the interaction between the molecules and mid-IR light. This method opens an interesting window for the application of graphene in bio-chemical sensing.
AB - Graphene is moving beyond the realm of simple electronic devices toward areas such as advanced bio-chemical sensing. The infrared (IR) response of graphene, characterized by collective long-lived charge-carrier oscillations, could be applied in IR-absorption spectroscopy, typically used for bio-chemical analysis. However, direct light absorption by propagating plasmons in graphene is forbidden due to the large momentum mismatch. Proposed methods to overcome this bottleneck come at a cost, the use of noble metal particles on graphene reduces the spectral bandwidth and nano-structuring graphene is expensive. Here, we propose a simple and cheap method to fabricate large scale ultra-sensitive graphene based mid-IR biosensors, by introducing dielectric beads to excite mid-IR range plasmons. Interference from waves scattered by the beads excite surface plasmon polaritons, which propagate several micrometers in graphene and enhance the interaction between the molecules and mid-IR light. This method opens an interesting window for the application of graphene in bio-chemical sensing.
UR - http://www.scopus.com/inward/record.url?scp=85021691248&partnerID=8YFLogxK
U2 - 10.1016/j.carbon.2017.06.089
DO - 10.1016/j.carbon.2017.06.089
M3 - Article
AN - SCOPUS:85021691248
SN - 0008-6223
VL - 122
SP - 404
EP - 410
JO - Carbon
JF - Carbon
ER -
Liu X, Zhang D, Wu YC, Yang M, Wang Q, Coileáin C et al. Ultra-sensitive graphene based mid-infrared plasmonic bio-chemical sensing using dielectric beads as a medium. Carbon. 2017 Oct;122:404-410. doi: 10.1016/j.carbon.2017.06.089