Exciton diffusion and dissociation in organic and quantum‐dot solar cells

D He, M Zeng, Z Zhang, Y Bai, G Xing, HM Cheng… - …, 2023 - Wiley Online Library
For the process of photovoltaic conversion in organic solar cells (OSCs) and quantum‐dot
solar cells (QDSCs), three of four steps are determined by exciton behavior, namely, exciton …

Nanostructured materials and architectures for advanced infrared photodetection

F Zhuge, Z Zheng, P Luo, L Lv, Y Huang… - Advanced Materials …, 2017 - Wiley Online Library
Infrared photodetectors are finding widespread applications in telecommunication, motion
detection, chemical sensing, thermal imaging and bio‐medical imaging, etc. The …

Near infrared, highly efficient luminescent solar concentrators

Y Zhou, D Benetti, Z Fan, H Zhao, D Ma… - Advanced Energy …, 2016 - Wiley Online Library
The fabrication of a low reabsorption emission loss, high efficient luminescent solar
concentrator (LSC) is demonstrated by embedding near infrared (NIR) core/shell quantum …

High-efficiency colloidal quantum dot infrared light-emitting diodes via engineering at the supra-nanocrystalline level

S Pradhan, F Di Stasio, Y Bi, S Gupta… - Nature …, 2019 - nature.com
Colloidal quantum dot (CQD) light-emitting diodes (LEDs) deliver a compelling performance
in the visible, yet infrared CQD LEDs underperform their visible-emitting counterparts …

Origins of stokes shift in PbS nanocrystals

O Voznyy, L Levina, F Fan, G Walters, JZ Fan… - Nano …, 2017 - ACS Publications
Stokes shift, an energy difference between the excitonic absorption and emission, is a
property of colloidal quantum dots (CQDs) typically ascribed to splitting between dark and …

PbS nanocrystal emission is governed by multiple emissive states

JR Caram, SN Bertram, H Utzat, WR Hess, JA Carr… - Nano …, 2016 - ACS Publications
Lead chalcogenide colloidal nanocrystals (NCs) are promising materials for solution
processable optoelectronics. However, there is little agreement on the identity and character …

Triplet energy transfer from PbS (Se) nanocrystals to rubrene: the relationship between the upconversion quantum yield and size

M Mahboub, H Maghsoudiganjeh… - Advanced Functional …, 2016 - Wiley Online Library
Photon upconversion has attracted enormous attention due to its wide range of applications
in biological imaging, photocatalysis, and especially photovoltaics. Here, the effect of …

Origins of the stokes shift in PbS quantum dots: impact of polydispersity, ligands, and defects

Y Liu, D Kim, OP Morris, D Zhitomirsky, JC Grossman - ACS nano, 2018 - ACS Publications
Understanding the origins of the excessive Stokes shift in the lead chalcogenides family of
colloidal quantum dots (CQDs) is of great importance at both the fundamental and applied …

Carbon dots with an emission in the near infrared produced from organic dyes in porous silica microsphere templates

EA Stepanidenko, ID Skurlov, PD Khavlyuk… - Nanomaterials, 2022 - mdpi.com
Carbon dots (CDs) with an emission in the near infrared spectral region are attractive due to
their promising applications in bio-related areas, while their fabrication still remains a …

Ultrasmall PbS quantum dots: a facile and greener synthetic route and their high performance in luminescent solar concentrators

L Tan, Y Zhou, F Ren, D Benetti, F Yang… - Journal of Materials …, 2017 - pubs.rsc.org
Synthesis of quantum dots (QDs) with widely size-tunable optical absorption and high
photoluminescence quantum yield (PL QY) via a facile route is highly desired. By …