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

The Electrical Double Layer

The Electrical Double Layer

In the region where two bulk phases meet, an intricate electric charge distribution arises due to charge transfer, ion adsorption, molecular orientation, and charge distortion. This complex distribution is commonly referred to as the electrical double layer.When a solid electrode interfaces with ions in an electrolyte solution, the speed of electron transfer dictates the rates of oxidation and reduction. The electrode acquires a charge through the escape of atoms into the solution as cations or...

You might also read

Related Articles

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

Sort by

Same author

Large-Scale Structural Dynamics in the Tail Fiber Modulate the Infective Transition of the T7 Bacteriophage.

Small (Weinheim an der Bergstrasse, Germany)·2026

Same author

Geometric orthogonality as a recipe for efficient intramolecular charge generation in core substituted NDI derivatives.

Chemical science·2026

Same author

Three-Step Synthesis Toward Fluorene-Based Non-Fused-Ring Acceptors for Organic Solar Cells.

Chemistry (Weinheim an der Bergstrasse, Germany)·2026

Same author

Multi-wavelength transparent microfluidic device for UV-visible illumination and X-ray scattering studies of photoactive systems.

Lab on a chip·2026

Same author

Thiol-Yne Photocurable Isosorbide-Derived Networks: Formulation and 3D Printing.

ACS sustainable chemistry & engineering·2026

Same author

Electron hopping in conjugated molecular wires with application to solar cells.

Nature chemistry·2026

Search research articles

Related Experiment Video

Updated: Jun 8, 2026

Fabrication of Ultra-thin Color Films with Highly Absorbing Media Using Oblique Angle Deposition

Fabrication of Ultra-thin Color Films with Highly Absorbing Media Using Oblique Angle Deposition

Published on: August 29, 2017

Solution-Processable Cu₃BiS₃ Thin Films: Growth Process Insights and Increased Charge Generation Properties by

Thomas Rath^1,2, Jose M Marin-Beloqui¹, Xinyu Bai¹

¹Department of Chemistry, Imperial College London, Molecular Sciences Research Hub White City Campus, Wood Lane, London W12 0BZ, U.K.

ACS Applied Materials & Interfaces

|August 25, 2023

Summary

This summary is machine-generated.

Copper bismuth sulfide (Cu₃BiS₃) thin films were fabricated for photovoltaic applications. Introducing an indium sulfide (In₂S₃) interlayer significantly improved charge generation and carrier lifetime in TiO₂/Cu₃BiS₃ heterojunctions.

Keywords:

X-ray scattering interface metal sulfides precursor chemistry transient absorption spectroscopy

More Related Videos

Solution-Processed "Silver-Bismuth-Iodine" Ternary Thin Films for Lead-Free Photovoltaic Absorbers

Solution-Processed "Silver-Bismuth-Iodine" Ternary Thin Films for Lead-Free Photovoltaic Absorbers

Published on: September 27, 2018

Fabrication of Robust Nanoscale Contact between a Silver Nanowire Electrode and CdS Buffer Layer in CuIn,GaSe2 Thin-film Solar Cells

Fabrication of Robust Nanoscale Contact between a Silver Nanowire Electrode and CdS Buffer Layer in CuIn,GaSe2 Thin-film Solar Cells

Published on: July 19, 2019

Related Experiment Videos

Last Updated: Jun 8, 2026

Fabrication of Ultra-thin Color Films with Highly Absorbing Media Using Oblique Angle Deposition

Fabrication of Ultra-thin Color Films with Highly Absorbing Media Using Oblique Angle Deposition

Published on: August 29, 2017

Solution-Processed "Silver-Bismuth-Iodine" Ternary Thin Films for Lead-Free Photovoltaic Absorbers

Solution-Processed "Silver-Bismuth-Iodine" Ternary Thin Films for Lead-Free Photovoltaic Absorbers

Published on: September 27, 2018

Fabrication of Robust Nanoscale Contact between a Silver Nanowire Electrode and CdS Buffer Layer in CuIn,GaSe2 Thin-film Solar Cells

Fabrication of Robust Nanoscale Contact between a Silver Nanowire Electrode and CdS Buffer Layer in CuIn,GaSe2 Thin-film Solar Cells

Published on: July 19, 2019

Area of Science:

Materials Science
Solid State Chemistry
Photovoltaics

Background:

Copper bismuth sulfide (Cu₃BiS₃) is a promising material for photovoltaic devices due to its optical properties.
Efficient fabrication methods are crucial for developing Cu₃BiS₃-based solar cells.

Purpose of the Study:

To fabricate Cu₃BiS₃ thin films using a spin-coating method.
To investigate the impact of an indium sulfide (In₂S₃) interlayer on the performance of TiO₂/Cu₃BiS₃ heterojunctions for photovoltaic applications.

Main Methods:

Spin coating of copper and bismuth xanthate precursor solutions.
Annealing at 300 °C to form Cu₃BiS₃ films.
Time-resolved simultaneous small and wide-angle X-ray scattering (TR-SAXS/WAXS) for film formation analysis.
Transient absorption spectroscopy (TAS) for charge carrier dynamics.

Main Results:

Cu₃BiS₃ films exhibit a high absorption coefficient and a band gap of 1.55 eV.
TR-SAXS/WAXS provided insights into the film formation process.
Introduction of an In₂S₃ interlayer significantly enhanced charge generation yields in TiO₂/Cu₃BiS₃ heterojunctions.
Long-lived charge carriers with a t_50% of 10 μs were observed.

Conclusions:

The developed method enables the fabrication of high-quality Cu₃BiS₃ thin films suitable for photovoltaics.
The In₂S₃ interlayer is effective in improving charge carrier dynamics and device performance.
Cu₃BiS₃-based heterojunctions show potential for efficient solar energy conversion.