Mercury telluride colloidal quantum dots: Electronic structure, size-dependent spectra, and photocurrent detection up to 12 μm

ACS Nano

Volumn 8, Issue 8, 2014, Pages 8676-8682

  Keuleyan, Sean E ^a   Guyot Sionnest, Philippe ^a   Delerue, Christophe ^b   Allan, Guy ^b  

^a UNIVERSITY OF CHICAGO   (United States)

^b INSTITUT D ELECTRONIQUE   (France)

Author keywords

colloidal quantum dots; electronic structure; infrared; LWIR; photodetectors; synthesis

Indexed keywords

COLLOIDS; ELECTRON TRANSITIONS; ELECTRONIC STRUCTURE; INFRARED DEVICES; INFRARED RADIATION; LIQUEFIED GASES; MERCURY COMPOUNDS; NANOCRYSTALS; PHOTODETECTORS; SEMICONDUCTOR QUANTUM WELLS; SYNTHESIS (CHEMICAL); TELLURIUM COMPOUNDS;

COLLOIDAL QUANTUM DOTS; CONFIGURATION INTERACTIONS; LIQUID NITROGEN TEMPERATURE; LONG WAVE INFRARED REGIONS; LWIR; PHOTOCONDUCTIVE RESPONSE; ROOM-TEMPERATURE PHOTOLUMINESCENCE; TIGHT-BINDING CALCULATIONS;

SEMICONDUCTOR QUANTUM DOTS;

EID: 84906658471     PISSN: 19360851     EISSN: 1936086X     Source Type: Journal    
DOI: 10.1021/nn503805h     Document Type: Article

References (22)

1. Rogalski, A. Progress in Focal Plane Array Technologies Prog. Quantum Electron. 2012, 36, 342-473
2. Rauch, T.; Boberl, M.; Tedde, S. F.; Furst, J.; Kovalenko, M. V.; Hesser, G. N.; Lemmer, U.; Heiss, W.; Hayden, O. Near-Infrared Imaging with Quantum-Dot-Sensitized Organic Photodiodes Nature Phot. 2009, 3, 332-336
3. Boberl, M.; Kovalenko, M. V.; Gamerith, S.; List, E. J. W.; Heiss, W. Inkjet-Printed Nanocrystal Photodetectors Operating up to 3 μm Wavelengths Adv. Mater. 2007, 19, 3574-3578
4. Chen, M.; Yu, H.; Kershaw, S. V.; Xu, H.; Gupta, S.; Hetsch, F.; Rogach, A. L.; Zhao, N. Fast, Air-Stable Infrared Photodetectors based on Spray-Deposited Aqueous HgTe Quantum Dots Adv. Funct. Mater. 2014, 24, 53-59
5. Luillier, E.; Keuleyan, S.; Guyot-Sionnest, P. Mid-IR Colloidal Nanocrystals Chem. Mater. 2013, 25, 1272-1282
6. Allan, G.; Delerue, C. Tight-Binding Calculations of the Optical Properties of HgTe Nanocrystals Phys. Rev. B 2012, 86, 165437
7. Keuleyan, S.; Lhuillier, E.; Guyot-Sionnest, P. Synthesis of Colloidal HgTe Quantum Dots for Narrow Mid-IR Emission and Detection J. Am. Chem. Soc. 2011, 133, 16422-16424
8. Keuleyan, S. Mid-Infrared Mercury Chalcogenide Colloidal Quantum Dots. Ph.D. Thesis, The University of Chicago, 2013.
9. Norris, D. J.; Bawendi, M. G. Measurement and Assignment of the Size-Dependent Optical Spectrum in CdSe Quantum Dots Phys. Rev. B 1996, 53, 16338-16346
10. Jeong, K. S.; Deng, Z.; Keuleyan, S.; Liu, H.; Guyot-Sionnest, P. Air-Stable n-Doped Colloidal HgS Quantum Dots J. Phys. Chem. Lett. 2014, 5, 1139-1143
11. Keuleyan, S.; Kohler, J.; Guyot-Sionnest, P. Photoluminescence of Mid-Infrared HgTe Colloidal Quantum Qots J. Phys. Chem. C 2014, 118, 2749-2753
12. Svane, A.; Christensen, N. E.; Cardona, M.; Chantis, A. N.; van Schilfgaarde, M.; Kotani, T. Quasiparticle Band Structures of β-HgS, HgSe, and HgTe Phys. Rev. B 2001, 84, 205205
13. Nicklas, J. W.; Wilkins, J. W. Accurate Electronic Properties for (Hg,Cd)Te Systems Using Hybrid Density Functional Theory Phys. Rev. B 2011, 84, 121308
14. Richard, T.; Lefebvre, P.; Mathieu, H.; Allègre, J. Effects of Finite Spin-Orbit Splitting on Optical Properties of Spherical Semiconductor Quantum Dots Phys. Rev. B 1996, 53, 7287-7298
15. xTe Solid State Commun. 1987, 61, 93-96
16. 3 Field Effect Transistors and Photodetectors Adv. Mater. 2013, 25, 137-141
17. Man, P.; Pan, D. S. Infrared Absorption in HgTe Phys. Rev. B 1991, 44, 8745-8758
18. Svane, A.; Christensen, N. E.; Cardona, M.; Chantis, A. N.; van Schilfgaarde, M.; Kotani, T. Quasiparticle Band Structures of β-HgS, HgSe, and HgTe Phys. Rev. B 2001, 84, 205205
19. Niquet, Y. M.; Delerue, C.; Allan, G.; Lannoo, M. Method for Tight-Binding Parametrization: Application to Silicon Nanostructures Phys. Rev. B 2000, 62, 5109-5116
20. Delerue, C.; Lannoo, M. Nanostructures: Theory and Modeling; Springer: New York, 2004.
21. Martin, E.; Delerue, C.; Allan, G.; Lannoo, M. Theory of Excitonic Exchange Splitting and Optical Stokes Shift in Silicon Nanocrystallites: Application to Porous Silicon Phys. Rev. B 1994, 50, 18258-18267
22. Franceschetti, A.; Fu, H.; Wang, L. W.; Zunger, A. Many-Body Pseudopotential Theory of Excitons in InP and CdSe Quantum Dots Phys. Rev. B 1999, 60, 1819-1829