Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Stabilizing 1.93-eV ultrawide-bandgap perovskites for efficient triple-junction solar cells.

Nature communications·2026
Same author

Nanocrystal-tailored recombination for all-perovskite tandem solar modules.

Nature·2026
Same author

Crystallization modulation of methylammonium-free narrow-bandgap perovskite for thermal-stable all-perovskite tandem solar modules.

Science advances·2026
Same author

Homogeneous crystallization via sustained solvent-extraction channels for methylammonium-free all-perovskite tandem solar cells.

Nature communications·2026
Same author

Light management in monolithic all-perovskite tandem solar cells.

Light, science & applications·2026
Same author

Improved solvent systems for commercially viable perovskite photovoltaic modules.

Science (New York, N.Y.)·2025

Related Experiment Video

Updated: Mar 6, 2026

Integration of Light Trapping Silver Nanostructures in Hydrogenated Microcrystalline Silicon Solar Cells by Transfer Printing
08:45

Integration of Light Trapping Silver Nanostructures in Hydrogenated Microcrystalline Silicon Solar Cells by Transfer Printing

Published on: November 9, 2015

8.2K

Nanoimprint-Transfer-Patterned Solids Enhance Light Absorption in Colloidal Quantum Dot Solar Cells.

Younghoon Kim1, Kristopher Bicanic1, Hairen Tan1

  • 1Department of Electrical and Computer Engineering, University of Toronto , 10 King's College Road, Toronto, Ontario M5S 3G4, Canada.

Nano Letters
|March 14, 2017
PubMed
Summary

Colloidal quantum dot solar cells can be improved by nanostructuring the film

Keywords:
Colloidal quantum dotslight trappingnanostructured quantum dot solidsphotovoltaics

More Related Videos

Fabrication of Fully Solution Processed Inorganic Nanocrystal Photovoltaic Devices
11:06

Fabrication of Fully Solution Processed Inorganic Nanocrystal Photovoltaic Devices

Published on: July 8, 2016

11.0K
Inkjet Printing All Inorganic Halide Perovskite Inks for Photovoltaic Applications
07:42

Inkjet Printing All Inorganic Halide Perovskite Inks for Photovoltaic Applications

Published on: January 22, 2019

11.8K

Related Experiment Videos

Last Updated: Mar 6, 2026

Integration of Light Trapping Silver Nanostructures in Hydrogenated Microcrystalline Silicon Solar Cells by Transfer Printing
08:45

Integration of Light Trapping Silver Nanostructures in Hydrogenated Microcrystalline Silicon Solar Cells by Transfer Printing

Published on: November 9, 2015

8.2K
Fabrication of Fully Solution Processed Inorganic Nanocrystal Photovoltaic Devices
11:06

Fabrication of Fully Solution Processed Inorganic Nanocrystal Photovoltaic Devices

Published on: July 8, 2016

11.0K
Inkjet Printing All Inorganic Halide Perovskite Inks for Photovoltaic Applications
07:42

Inkjet Printing All Inorganic Halide Perovskite Inks for Photovoltaic Applications

Published on: January 22, 2019

11.8K

Area of Science:

  • Materials Science
  • Renewable Energy
  • Nanotechnology

Background:

  • Colloidal quantum dot (CQD) materials offer tunable bandgaps and low-cost processing for thin-film solar cells.
  • Current CQD solar cells face challenges with inefficient charge extraction at thicknesses needed for full light absorption.

Purpose of the Study:

  • To enhance light absorption in CQD solar cells through back interface nanostructuring.
  • To quantitatively assess light absorption improvements using simulations.
  • To experimentally fabricate nanostructured CQD films.

Main Methods:

  • Utilized two-dimensional finite-difference time-domain (FDTD) simulations to model light absorption.
  • Employed nanoimprint-transfer-patterning (NTP) for fabricating ordered nanostructured CQD solids.
  • Integrated nanostructured back interfaces into CQD solar cell devices.

Main Results:

  • Demonstrated a significant enhancement in light absorption through nanostructuring.
  • Observed a boost in power conversion efficiency (PCE) in the fabricated CQD solar cells.
  • Attributed efficiency gains primarily to increased short-circuit current density from light-trapping.

Conclusions:

  • Nanostructuring the CQD film's back interface is an effective strategy to improve light absorption and solar cell performance.
  • The NTP process provides a viable method for creating the necessary nanostructures.
  • This approach offers a pathway to overcome charge extraction limitations and enhance CQD solar cell efficiency.