scholarly journals Quantum Dots: Overcoming the Cut-Off Charge Transfer Bandgaps at the PbS Quantum Dot Interface (Adv. Funct. Mater. 48/2015)

2015 ◽  
Vol 25 (48) ◽  
pp. 7548-7548
Author(s):  
Ala'a O. El-Ballouli ◽  
Erkki Alarousu ◽  
Ahmad R. Kirmani ◽  
Aram Amassian ◽  
Osman M. Bakr ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Charge Transfer ◽  
Quantum Dot ◽  
Pbs Quantum Dot

scholarly journals Novel post-synthesis purification strategies and the ligand exchange processes in simplifying the fabrication of PbS quantum dot solar cells

RSC Advances ◽  
2020 ◽  
Vol 10 (51) ◽  
pp. 30707-30715
Author(s):  
Anju Elsa Tom ◽  
Ajith Thomas ◽  
V. V. Ison
Keyword(s):  
Quantum Dots ◽  
Solar Cells ◽  
Quantum Dot ◽  
Ligand Exchange ◽  
Quantum Dot Solar Cells ◽  
Exchange Processes ◽  
Post Synthesis ◽  
Pbs Quantum Dot

Quantum dots (QDs) solids with iodide passivation are a key component for most of the well-performing PbS QDs solar cells.

scholarly journals Air-stable PbS quantum dots synthesized with slow reaction kinetics via a PbBr2 precursor

RSC Advances ◽  
2015 ◽  
Vol 5 (84) ◽  
pp. 68579-68586 ◽  
Author(s):  
Lin Yuan ◽  
Robert Patterson ◽  
Wenkai Cao ◽  
Zewen Zhang ◽  
Zhilong Zhang ◽  
...  
Keyword(s):  
Quantum Dots ◽  
High Resolution ◽  
Quantum Dot ◽  
Reaction Kinetics ◽  
Slow Reaction ◽  
Pbs Quantum Dots ◽  
Pbs Quantum Dot

High resolution of EDX image shows the bromine located on same position of PbS quantum dot.

Efficient PbS quantum dot solar cells employing a conventional structure

2017 ◽  
Vol 5 (45) ◽  
pp. 23960-23966 ◽  
Author(s):  
Kunyuan Lu ◽  
Yongjie Wang ◽  
Jianyu Yuan ◽  
Zequn Cui ◽  
Guozheng Shi ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Solar Cells ◽  
Quantum Dot ◽  
Low Cost ◽  
Lead Chalcogenide ◽  
Solution Processed ◽  
Quantum Dot Solar Cells ◽  
Conventional Structure ◽  
New Generation ◽  
Pbs Quantum Dot

New-generation solar cells based on colloidal lead chalcogenide (PbX) quantum dots (CQDs) are promising low-cost solution-processed photovoltaics.

Tuning the Charge-Transfer Property of PbS-Quantum Dot/TiO2-Nanobelt Nanohybrids via Quantum Confinement

2010 ◽  
Vol 1 (7) ◽  
pp. 1030-1035 ◽  
Author(s):  
Defa Wang ◽  
Haiguang Zhao ◽  
Nianqiang Wu ◽  
My Ali El Khakani ◽  
Dongling Ma
Keyword(s):  
Charge Transfer ◽  
Quantum Dot ◽  
Quantum Confinement ◽  
Transfer Property ◽  
Pbs Quantum Dot

scholarly journals Opto-electronics of PbS quantum dot and narrow bandgap polymer blends

2015 ◽  
Vol 3 (21) ◽  
pp. 5499-5505 ◽  
Author(s):  
Simon Kahmann ◽  
Andrea Mura ◽  
Loredana Protesescu ◽  
Maksym V. Kovalenko ◽  
Christoph J. Brabec ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Quantum Dot ◽  
Polymer Blends ◽  
Narrow Bandgap ◽  
Pbs Quantum Dot

Charge transfer between PbS QDs and PCPDTBT can only be observed in presence of short ligands.

Transient Optical Studies of Interfacial Charge Transfer at Nanostructured Metal Oxide/PbS Quantum Dot/Organic Hole Conductor Heterojunctions

2010 ◽  
Vol 132 (8) ◽  
pp. 2743-2750 ◽  
Author(s):  
Henry C. Leventis ◽  
Flannan O’Mahony ◽  
Javeed Akhtar ◽  
Mohammad Afzaal ◽  
Paul O’Brien ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Quantum Dot ◽  
Metal Oxide ◽  
Optical Studies ◽  
Interfacial Charge Transfer ◽  
Interfacial Charge ◽  
Nanostructured Metal ◽  
Pbs Quantum Dot

Efficient FAPbI3-PbS quantum dot graphene-based phototransistors

2021 ◽  
Author(s):  
Samaneh Aynehband ◽  
Maryam Mohammadi ◽  
Rana Poushimin ◽  
Jean-Michel Nunzi ◽  
A. Simchi
Keyword(s):  
Quantum Dots ◽  
Optical Properties ◽  
Quantum Dot ◽  
High Performance ◽  
High Mobility ◽  
Charge Carriers ◽  
Colloidal Quantum Dots ◽  
Mobility Of Charge Carriers ◽  
Tunable Optical Properties ◽  
Pbs Quantum Dot

The high mobility of charge carriers in graphene (G) combined with the ease of processing and tunable optical properties of colloidal quantum dots (CQD) have provided high-performance hybrids for the...

scholarly journals Uncovering the charge transfer and recombination mechanism in ZnS-coated PbS quantum dot sensitized solar cells

Solar Energy ◽  
2015 ◽  
Vol 122 ◽  
pp. 307-313 ◽  
Author(s):  
Jin Chang ◽  
Takuya Oshima ◽  
Sojiro Hachiya ◽  
Kouki Sato ◽  
Taro Toyoda ◽  
...  
Keyword(s):  
Solar Cells ◽  
Charge Transfer ◽  
Quantum Dot ◽  
Recombination Mechanism ◽  
Sensitized Solar Cells ◽  
Pbs Quantum Dot

Enhanced mobility in PbS quantum dot films via PbSe quantum dot mixing for optoelectronic applications

2019 ◽  
Vol 7 (15) ◽  
pp. 4497-4502 ◽  
Author(s):  
Long Hu ◽  
Shujuan Huang ◽  
Robert Patterson ◽  
Jonathan E. Halpert
Keyword(s):  
Quantum Dots ◽  
Quantum Dot ◽  
Device Performance ◽  
Charge Mobility ◽  
Solid Films ◽  
Enhanced Mobility ◽  
Optoelectronic Applications ◽  
Pbs Quantum Dots ◽  
Pbs Quantum Dot

PbSe quantum dots are mixed into PbS quantum dots to form mixed quantum dots for enhancing device performance in optoelectronic applications due to improved charge mobility in solid films.

The interparticle distance limit for multiple exciton dissociation in PbS quantum dot solid films

2019 ◽  
Vol 4 (2) ◽  
pp. 445-451 ◽  
Author(s):  
Naoki Nakazawa ◽  
Yaohong Zhang ◽  
Feng Liu ◽  
Chao Ding ◽  
Kanae Hori ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Quantum Dot ◽  
Transfer Rate ◽  
Interparticle Distance ◽  
Exciton Dissociation ◽  
Solid Films ◽  
Charge Transfer Rate ◽  
Solid Film ◽  
Distance Limit ◽  
Pbs Quantum Dot

The charge transfer rate constant knet of single exciton, biexciton and triexciton within the QD solid film is exponentially enhanced as the interparticle distance between the QDs decreases, in which the charge transfer occurs via tunneling of charges between the neighboring QDs.

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