journal article·2024

Step-like 10-nm channel for high-performance PbS colloidal quantum dots near-infrared photodetector

Xuanguang Su, Jianfu Han, Yiwei Liu, Kai Huang, Juexian Cao

Journal of Materials Chemistry C· Volume 12· Issue 18
Publisher page

Abstract

The photodetector, featuring a 10-nm step-like channel, demonstrates a significantly improved responsivity of 23 A W −1 and an exceptionally high external quantum efficiency of 2800% upon spin-coating with PbS CQDs under 1000-nm illumination.
Only a short abstract or summary was supplied by the source.
Source: crossref · Quality: short

Research context

OpenAlex topics: Quantum Dots Synthesis And Properties · Chalcogenide Semiconductor Thin Films · Gold and Silver Nanoparticles Synthesis and Applications

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

Affiliations

Hunan Institute of Advanced Sensing and Information Technology, Xiangtan University, Hunan, 411105, P. R. China

School of Physics and Optoelectronics, Xiangtan University, Hunan, 411105, P. R. China

Funding

National Key Research and Development Program of China · Scientific Research Foundation of Hunan Provincial Education Department

References (37)

Show source-provided references
1. Chang · ACS Appl. Mater. Interfaces · 2023 · 15 · 3203710.1021/acsami.3c06098 ↗
2. Huang · J. Mater. Chem. A · 2021 · 9 · 571110.1039/D0TA11203H ↗
3. Chang · Nanoscale · 2023 · 15 · 505310.1039/D2NR05800F ↗
4. Luo · Adv. Mater. · 2023 · 35 · 230102010.1002/adma.202301020 ↗
5. Deng · Adv. Opt. Mater. · 2019 · 7 · 190103910.1002/adom.201901039 ↗
6. Zhang · IEEE Trans. Electron Devices · 2023 · 70 · 61210.1109/TED.2022.3231805 ↗
7. Georgitzikis · IEEE Sens. J. · 2020 · 20 · 684110.1109/JSEN.2019.2933741 ↗
8. Gong · J. Mater. Chem. C · 2021 · 9 · 299410.1039/D0TC05902A ↗
9. Prins · Nano Lett. · 2012 · 12 · 574010.1021/nl303008y ↗
10. Gong · ACS Appl. Mater. Interfaces · 2022 · 14 · 2581210.1021/acsami.2c06620 ↗
11. Ren · Adv. Mater. · 2017 · 29 · 170205510.1002/adma.201702055 ↗
12. Konstantatos · Nat. Nanotechnol. · 2012 · 7 · 36310.1038/nnano.2012.60 ↗
13. Tang · Small · 2018 · 14 · 180315810.1002/smll.201803158 ↗
14. Deshmukh · Nano Lett. · 2003 · 3 · 138310.1021/nl034538p ↗
15. Xiang · Angew. Chem., Int. Ed. · 2005 · 44 · 126510.1002/anie.200461797 ↗
16. Kim · Small · 2011 · 7 · 221010.1002/smll.201002103 ↗
17. Dubois · Adv. Mater. · 2016 · 28 · 217810.1002/adma.201504569 ↗
18. Dolan · Appl. Phys. Lett. · 1977 · 31 · 33710.1063/1.89690 ↗
19. Beesley · Nat. Commun. · 2014 · 5 · 393310.1038/ncomms4933 ↗
20. Yoichi · Nanotechnology · 2004 · 15 · 163910.1088/0957-4484/15/11/046 ↗
21. Klauk · Nature · 2007 · 445 · 74510.1038/nature05533 ↗
22. Wöbkenberg · Appl. Phys. Lett. · 2008 · 93 · 01330310.1063/1.2954015 ↗
23. Hines · Adv. Mater. · 2003 · 15 · 184410.1002/adma.200305395 ↗
24. Lee · J. Mater. Sci. · 1999 · 34 · 13910.1023/A:1004494331895 ↗
25. Kung · Nano Lett. · 2010 · 10 · 148110.1021/nl100483v ↗
26. Guo · Adv. Mater. · 2014 · 26 · 820310.1002/adma.201403664 ↗
27. Zheng · J. Mater. Chem. C · 2016 · 4 · 809410.1039/C6TC02296K ↗
28. Wu · J. Mater. Chem. A · 2020 · 8 · 363210.1039/C9TA13611H ↗
29. Liu · Nat. Electron. · 2022 · 5 · 44310.1038/s41928-022-00779-x ↗
30. Heinze · Phys. Rev. Lett. · 2002 · 89 · 10680110.1103/PhysRevLett.89.106801 ↗
31. Xu · ACS Appl. Mater. Interfaces · 2020 · 12 · 1541410.1021/acsami.0c01744 ↗
32. Konstantatos · Nano Lett. · 2008 · 8 · 144610.1021/nl080373e ↗
33. Tang · Top. Quantum. · 2018 · 24 · 110.1109/JSTQE.2018.2819904 ↗
34. Johnston · Appl. Phys. Lett. · 2008 · 92 · 15111510.1063/1.2912340 ↗
35. Semonin · Science · 2011 · 334 · 153010.1126/science.1209845 ↗
36. Zhou · Nat. Electron. · 2020 · 3 · 25110.1038/s41928-020-0388-x ↗
37. Xu · ACS Appl. Mater. Interfaces · 2022 · 14 · 1478310.1021/acsami.2c01046 ↗