Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

P-N junction

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

Crystal Chemistry of NaRE(CO<sub>3</sub>)<sub>2</sub> across Lanthanide Series, Y, and Sc.

Inorganic chemistry·2026

Same author

Phenyl-Alkyl Inner Side Chain-Based Polymerized Small-Molecule Acceptor with Improved Miscibility and Crystallinity Enabling High-Performance All-Polymer Solar Cells.

ACS applied materials & interfaces·2026

Same author

Linking GWAS risk genes to transcriptional features of major depressive disorder via in vivo Perturb-seq.

Nature genetics·2026

Same author

Interpretable machine learning-based predictive model for fall risk in older adults receiving maintenance hemodialysis.

Frontiers in medicine·2026

Same author

Epidemiological, Phenotypic, and Genomic Characterization of <i>Salmonella</i> from Food and Clinical Sources in Liaoning, China, 2022-2024.

Microorganisms·2026

Same author

d-amino acids restrain macrophage IL-1β release through gasdermin D acetylation.

Science advances·2026

Search research articles

Related Experiment Video

Updated: Jun 21, 2025

In situ Grazing Incidence Small Angle X-ray Scattering on Roll-To-Roll Coating of Organic Solar Cells with Laboratory X-ray Instrumentation

In situ Grazing Incidence Small Angle X-ray Scattering on Roll-To-Roll Coating of Organic Solar Cells with Laboratory X-ray Instrumentation

Published on: March 2, 2021

A High-Performance Organic Photovoltaic System with Versatile Solution Processability.

Yiming Shao¹, Yuan Gao¹, Rui Sun¹

¹The Institute for Advanced Studies, Wuhan University, Wuhan, 430072, China.

Advanced Materials (Deerfield Beach, Fla.)

|July 14, 2024

Summary

A new polymer donor, DP3, was developed for organic photovoltaics (OPVs), achieving a high power conversion efficiency (PCE) of 19.12%. This material demonstrates excellent solution processability, making it suitable for commercial applications.

Keywords:

batch‐to‐batch insensitivity high‐speed coating key performance indexes random polymerization strategy solution processability

More Related Videos

Printing Fabrication of Bulk Heterojunction Solar Cells and In Situ Morphology Characterization

Printing Fabrication of Bulk Heterojunction Solar Cells and In Situ Morphology Characterization

Published on: January 29, 2017

Morphology Control for Fully Printable Organic–Inorganic Bulk-heterojunction Solar Cells Based on a Ti-alkoxide and Semiconducting Polymer

Morphology Control for Fully Printable Organic–Inorganic Bulk-heterojunction Solar Cells Based on a Ti-alkoxide and Semiconducting Polymer

Published on: January 10, 2017

Related Experiment Videos

Last Updated: Jun 21, 2025

In situ Grazing Incidence Small Angle X-ray Scattering on Roll-To-Roll Coating of Organic Solar Cells with Laboratory X-ray Instrumentation

In situ Grazing Incidence Small Angle X-ray Scattering on Roll-To-Roll Coating of Organic Solar Cells with Laboratory X-ray Instrumentation

Published on: March 2, 2021

Printing Fabrication of Bulk Heterojunction Solar Cells and In Situ Morphology Characterization

Printing Fabrication of Bulk Heterojunction Solar Cells and In Situ Morphology Characterization

Published on: January 29, 2017

Morphology Control for Fully Printable Organic–Inorganic Bulk-heterojunction Solar Cells Based on a Ti-alkoxide and Semiconducting Polymer

Morphology Control for Fully Printable Organic–Inorganic Bulk-heterojunction Solar Cells Based on a Ti-alkoxide and Semiconducting Polymer

Published on: January 10, 2017

Area of Science:

Materials Science
Organic Electronics
Photovoltaics

Background:

Recent advances in organic photovoltaic (OPV) materials have improved efficiency, stability, and cost.
However, challenges remain in solution processability for practical applications.

Purpose of the Study:

To develop a highly efficient polymer donor (DP3) for OPVs.
To enhance inter/intramolecular interactions and tune bulk-heterojunction microstructure.
To demonstrate versatile solution processability for commercial viability.

Main Methods:

Synthesis of a novel polymer donor, DP3, featuring a benzo[1,2-b:4,5-b']dithiophene unit and acceptor units.
Fabrication and characterization of OPV devices using the DP3:L8-BO system.
Evaluation of device performance across various molecular weights, blend thicknesses, and coating speeds.

Main Results:

The DP3:L8-BO system achieved a maximum power conversion efficiency (PCE) of 19.12%.
High efficiencies (>18%) were maintained across diverse processing conditions and molecular weights.
Promising PCEs of 18.65% (small-area cells) and 15.53% (large-area modules) were recorded.

Conclusions:

The DP3:L8-BO system exhibits excellent performance and versatile solution processability.
This material is a strong candidate for commercial organic photovoltaic applications.