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

Biasing of Metal-Semiconductor Junctions01:27

Biasing of Metal-Semiconductor Junctions

Biasing metal-semiconductor junctions involves applying a voltage across the junction. Specifically, the metal is connected to a voltage source, while the semiconductor is grounded. This technique is essential for controlling the direction and magnitude of current flow in electronic devices, including diodes, transistors, and photovoltaic cells.
In Schottky junctions, where the semiconductor is n-type, applying a positive voltage to the metal relative to the semiconductor reduces its Fermi...
Metal-Semiconductor Junctions01:24

Metal-Semiconductor Junctions

The contact of metal and semiconductor can lead to the formation of a junction with either Schottky or Ohmic behavior.
Schottky Barriers
Schottky barriers arise when a metal with a work function (Φm) contacts a semiconductor with a different work function (Φs). Initially, electrons transfer until the Fermi levels of the metal and semiconductor align at equilibrium. For instance, if Φm > Φs, the semiconductor Fermi level is higher than the metal's before contact. The semiconductor's...

You might also read

Related Articles

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

Sort by
Same author

A pneumolysin mutant (ΔA146 ply) induces pyroptosis in triple-negative and HER2-positive breast cancer cells via the Caspase-1/GSDME pathway: a potential antibody-drug conjugate payload.

Translational cancer research·2026
Same author

The Protective Effects of Small-Molecule Compound 0242 Against LPS-Induced Neuroinflammation and in P301S Tau Transgenic Mice.

Neurochemical research·2026
Same author

A Deep-Red Emissive Cage-in-Rings Complex for Lysosome Imaging.

Angewandte Chemie (International ed. in English)·2026
Same author

Synergistic Modulation of MOF-Derived Cu-Doped Mn<sub>3</sub>O<sub>4</sub> over Porous Al<sub>2</sub>O<sub>3</sub> Ceramics: Toward High-Performance Toluene Catalytic Oxidation.

Langmuir : the ACS journal of surfaces and colloids·2026
Same author

Antibody-drug conjugates in breast cancer: from mechanism to revolutionizing clinical practice.

Molecular cancer·2026
Same author

A Genetically Encoded Calcium Ion Biosensor with an Exceptionally Large Ratiometric Response.

ACS sensors·2026

Related Experiment Video

Updated: Jul 8, 2026

A Standard and Reliable Method to Fabricate Two-Dimensional Nanoelectronics
07:12

A Standard and Reliable Method to Fabricate Two-Dimensional Nanoelectronics

Published on: August 28, 2018

2D In-Plane Molecular Superlattice Heterojunctions for High-Performance Ambipolar Electronics and Low-Dose X-Ray

Miaoyu Wang1, Shuyu Li2,3, Lingjie Sun4

  • 1The International Joint Institute of Tianjin University, Tianjin University, Fuzhou, China.

Advanced Materials (Deerfield Beach, Fla.)
|July 7, 2026
PubMed
Summary

Researchers created the first 2D organic heterojunction with a donor-acceptor superlattice for advanced optoelectronics. This breakthrough enables precise control over charge separation and transport, paving the way for novel electronic devices and sensors.

Keywords:
2D molecular superlattice heterojunctionsX‐ray detectionambipolar electronicslow‐dose imaging

More Related Videos

Scalable Quantum Integrated Circuits on Superconducting Two-Dimensional Electron Gas Platform
05:39

Scalable Quantum Integrated Circuits on Superconducting Two-Dimensional Electron Gas Platform

Published on: August 2, 2019

Electric-field Control of Electronic States in WS2 Nanodevices by Electrolyte Gating
10:36

Electric-field Control of Electronic States in WS2 Nanodevices by Electrolyte Gating

Published on: April 12, 2018

Related Experiment Videos

Last Updated: Jul 8, 2026

A Standard and Reliable Method to Fabricate Two-Dimensional Nanoelectronics
07:12

A Standard and Reliable Method to Fabricate Two-Dimensional Nanoelectronics

Published on: August 28, 2018

Scalable Quantum Integrated Circuits on Superconducting Two-Dimensional Electron Gas Platform
05:39

Scalable Quantum Integrated Circuits on Superconducting Two-Dimensional Electron Gas Platform

Published on: August 2, 2019

Electric-field Control of Electronic States in WS2 Nanodevices by Electrolyte Gating
10:36

Electric-field Control of Electronic States in WS2 Nanodevices by Electrolyte Gating

Published on: April 12, 2018

Area of Science:

  • Materials Science
  • Organic Electronics
  • Nanotechnology

Background:

  • Two-dimensional (2D) in-plane molecular superlattice heterojunctions offer precise control over charge separation and transport in optoelectronic devices.
  • Achieving molecular-level precision, long-range order, and sharp interfaces in organic semiconductors for these structures is challenging.

Purpose of the Study:

  • To present the first 2D organic heterojunction with a long-range, in-plane donor-acceptor superlattice.
  • To demonstrate the potential of cocrystal engineering for creating advanced organic heterostructures.

Main Methods:

  • Utilized phase-separated molecular design with a donor (TIPS-PEN) and acceptor (PDI-FCN).
  • Engineered cocrystals to achieve a periodic -D-A-D- arrangement within the crystal plane.
  • Fabricated ultrathin crystals for effective gate-field control.

Main Results:

  • Developed a novel 2D organic heterojunction with a long-range, in-plane donor-acceptor superlattice.
  • Achieved high-density, lattice-defined heterointerfaces facilitating exciton dissociation and directional charge transport.
  • Demonstrated ambipolar organic field-effect transistors (OFETs) with high on/off ratios (10^8 for holes, 10^7 for electrons).
  • Showcased high-energy photon conversion efficiency due to the narrow bandgap and ordered interface.
  • Exhibited high sensitivity (4.21 × 10^4 µC Gy⁻¹ cm⁻²) and low detection limit (5.73 nGy s⁻¹) as an X-ray detector, enabling clear imaging at ultralow dose rates (14.77 nGy s⁻¹).

Conclusions:

  • This work provides a new strategy for constructing 2D multicomponent organic heterostructures.
  • The developed material holds significant potential for next-generation flexible electronics.
  • The findings unlock possibilities for advanced low-dose radiation sensing applications.