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

P-N junction01:11

P-N junction

A p-n junction is formed when p-type and n-type semiconductor materials are joined together. At the interface of the p-n junction, holes from the p-side and electrons from the n-side begin to diffuse into the opposite sides due to the concentration gradient. This diffusion of carriers leads to a region around the junction where there are no free charge carriers, known as the depletion region. The charge density within the depletion region for the n-side and p-side can be described by the...

You might also read

Related Articles

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

Sort by
Same author

Single-Molecule Triad: 6-MCA Additive Synchronizes Defect Passivation, Morphology Control, and Moisture Blockade for Efficient and Stable Perovskite Solar Cells.

ACS applied materials & interfaces·2026
Same author

Two-dimensional Mo<sub>3</sub>N<sub>2</sub> MXene as a competitive-capacity and metallic anode for lithium-ion batteries.

Nanoscale·2026
Same author

Synergistic Management of Crystallization and Defects in Tin-Lead Perovskites towards Efficient All-Perovskite Tandem Solar Cells.

Advanced materials (Deerfield Beach, Fla.)·2026
Same author

AI-Driven BCR Modeling for Precision Immunology.

International journal of molecular sciences·2026
Same author

Active Components and Potential Mechanism of Redujing Oral Liquid for Treating EBV Infection: A UHPLC-MS and Network Pharmacology- Based Approach.

Combinatorial chemistry & high throughput screening·2026
Same author

Dual-functional Interface Engineering with Picolinamide for Improved MAPbI<sub>3-<i>x</i></sub>Cl<sub><i>x</i></sub> Perovskite Solar Cells.

The journal of physical chemistry letters·2026

Related Experiment Video

Updated: Jul 3, 2026

Influence of Hybrid Perovskite Fabrication Methods on Film Formation, Electronic Structure, and Solar Cell Performance
11:38

Influence of Hybrid Perovskite Fabrication Methods on Film Formation, Electronic Structure, and Solar Cell Performance

Published on: February 27, 2017

Synergistic Buried Interface Engineering via Ion Exchange and Passivation for High-Performance Inverted Perovskite

Ping Li1, Yuanlin Yang1,2,3, Haishen Huang1

  • 1School of Physics and Electronic Science, Zunyi Normal University, Zunyi 563006, China.

ACS Applied Materials & Interfaces
|July 2, 2026
PubMed
Summary

Sodium acetate modifier enhances perovskite solar cells by improving the PEDOT:PSS interface, boosting efficiency to over 21% through better conductivity and reduced defects.

Keywords:
NaOAcPEDOT:PSSburied interfacehole transport layerinverted perovskite solar cells

More Related Videos

Flash Infrared Annealing for Perovskite Solar Cell Processing
05:15

Flash Infrared Annealing for Perovskite Solar Cell Processing

Published on: February 3, 2021

Related Experiment Videos

Last Updated: Jul 3, 2026

Influence of Hybrid Perovskite Fabrication Methods on Film Formation, Electronic Structure, and Solar Cell Performance
11:38

Influence of Hybrid Perovskite Fabrication Methods on Film Formation, Electronic Structure, and Solar Cell Performance

Published on: February 27, 2017

Flash Infrared Annealing for Perovskite Solar Cell Processing
05:15

Flash Infrared Annealing for Perovskite Solar Cell Processing

Published on: February 3, 2021

Area of Science:

  • Materials Science
  • Renewable Energy
  • Photovoltaics

Background:

  • The buried interface in inverted perovskite solar cells (PSCs) faces challenges like low work function, poor conductivity, and defect states.
  • These issues hinder energy level alignment, charge transport, and lead to recombination losses, limiting PSC performance.

Purpose of the Study:

  • To introduce sodium acetate (NaOAc) as an interfacial modifier for the PEDOT:PSS/perovskite layer in inverted PSCs.
  • To investigate the molecular-level modulation of the buried interface properties using NaOAc for improved device performance.

Main Methods:

  • Incorporation of sodium acetate (NaOAc) into the PEDOT:PSS precursor solution.
  • Characterization of PEDOT:PSS film properties (work function, conductivity) and perovskite interface defect density.
  • Device fabrication and performance testing using techniques like photoluminescence spectroscopy and electrochemical impedance spectroscopy.

Main Results:

  • NaOAc treatment increased PEDOT:PSS work function and conductivity by 55%.
  • Ion coordination engineering reduced defect density by 11% and suppressed nonradiative recombination.
  • Optimized devices achieved a fill factor over 81.7% and power conversion efficiency of 19.38% (21% for mixed tin lead PSCs).

Conclusions:

  • Sodium acetate effectively modulates the buried interface in inverted PSCs through ion coordination.
  • The optimized interface enhances charge transport and reduces recombination, leading to significant efficiency improvements.
  • This approach offers a new strategy for developing high-performance perovskite solar cells.