Search Results

Any time

Custom range...

All results

Advanced Search

About 150 results (0.26s)

AI Overview

Copper nanowires (Cu NWs) are low-cost, high-performance alternatives to Indium Tin Oxide (ITO) for flexible transparent conductive electrodes (TCEs). They offer excellent conductivity, mechanical flexibility, and high optical transparency, suitable for optoelectronic devices like touch screens, solar cells, and OLEDs. Key challenges include oxidation and high contact resistance, often addressed through encapsulation (e.g., ZnO shell) or annealing.

Key Properties & Advantages

Performance: Cu NW-based electrodes can achieve high transparency (up to
) and low sheet resistance (e.g.,
$1.4$

to
$51.5$

), surpassing conventional ITO in flexible applications.
Flexibility: Highly flexible, with studies showing no significant change in resistance after repeated bending tests.
Cost-Effectiveness: Copper is much cheaper and more abundant than indium or silver, allowing for economical large-scale production.

Fabrication and Optimization

Synthesis: Long, thin Cu nanowires are synthesized via solution-phase methods, including new techniques that create high-aspect-ratio wires for better electrical conductivity.
Protection against Oxidation: To prevent oxidation in air, Cu NWs are often protected with shells (e.g., ZnO, Ni) or encapsulated with materials like polydimethylsiloxane (PDMS).
Film Fabrication: Cu NWs are typically deposited on flexible plastic substrates, with techniques such as spin-coating, spraying, or inkjet printing, followed by welding methods like photonic sintering to improve connectivity.

Applications

Flexible Displays & Touch Screens: Ideal for bendable OLED displays and touch-sensitive panels.
Optoelectronic Devices: Used in flexible light-emitting diodes (LEDs) and photovoltaics.
Transparent Heaters: Used as transparent heater elements for, e.g., defrosting, due to their excellent heating efficiency.

Common Suppliers
While often prepared in labs, companies and suppliers like Alfa Chemistry can be consulted for custom nanomaterials.

Copper Nanowires as Fully Transparent Conductive Electrodes | Scientific Reports
Jul 31, 2013 — Copper nanowires (Cu NWs) can be used to fabricate transparent electrodes that are flexible, conductive, and have high transparenc...
Nature
Copper nanowires as fully transparent conductive electrodes - HERO
Jan 23, 2026 — In pondering of new promising transparent conductors to replace the cost rising tin-doped indium oxide (ITO), metal nanowires have...
U.S. Environmental Protection Agency (.gov)
Zinc Oxide-Encapsulated Copper Nanowires for Stable Transparent ...
Sep 28, 2023 — Abstract. Cu nanowire (NW)-based transparent conductors are considered to be highly promising constituents of next-generation flex...
PubMed Central (PMC) (.gov)

Show all

Web results

Copper Nanowires as Fully Transparent Conductive ...

Nature

https://www.nature.com › scientific reports › articles

Nature

https://www.nature.com › scientific reports › articles

by H Guo2013Cited by 428 — We demonstrate an approach for successful synthesis of long and fine Cu nanowires (NWs) through a novel catalytic scheme involving nickel ions.Read more

Highly Stable Copper Nanowire-Based Transparent ...

ACS Publications

https://pubs.acs.org › doi

ACS Publications

https://pubs.acs.org › doi

Apr 25, 2023 — We report the significant improvement of the stability of a copper nanowire (Cu NW)-based transparent conducting electrode (TCE).

A fast fabrication of copper nanowire transparent conductive ...

PubMed Central (PMC) (.gov)

https://pmc.ncbi.nlm.nih.gov › articles › PMC5678115

PubMed Central (PMC) (.gov)

https://pmc.ncbi.nlm.nih.gov › articles › PMC5678115

by NH Tran2017Cited by 33 — Copper nanowires have shown promise for use in next-generation conducting materials for transparent electrodes owing to their low sheet resistance, ...

Transparent conducting electrodes based on thin, ultra-long ...

arizona.edu

https://wp.optics.arizona.edu › sites › 2016/04 › T...

arizona.edu

https://wp.optics.arizona.edu › sites › 2016/04 › T...

PDF

by Z ZhuCited by 2 — Neither the Cu-NW nor the GO films were electrically conductive after deposition. Cu-NWs were prevented from forming good contact with each other due to the PVP ...Read more

High-efficiency extraction synthesis for high-purity copper ...

ScienceDirect.com

https://www.sciencedirect.com › science › article › pii

ScienceDirect.com

https://www.sciencedirect.com › science › article › pii

by H Zhang2020Cited by 49 — Copper nanowires (Cu NWs) are considered an excellent alternative to indium tin oxide (ITO) in flexible transparency electrodes (FTEs).Read more

Buy Copper Nanowires,Cu NWs Transparent Conductive ...

Hongwu International Group Ltd

https://www.hwnanomaterial.com › copper-nanowires-a...

Hongwu International Group Ltd

https://www.hwnanomaterial.com › copper-nanowires-a...

the super length of copper nanowires Cu NWs plays the dominant role in forming excellent conductivity. the small diameter pushes the transparency and ...Read more

Recent Progress in Copper Nanowire-Based Flexible ...

MDPI

https://www.mdpi.com › ...

MDPI

https://www.mdpi.com › ...

by J Shi2025Cited by 8 — This review discusses the development and challenges associated with Cu NW-based flexible transparent conductors (FTCs).Read more

Copper Nanowires for Transparent Electrodes - IRIS

Università di Catania

https://www.iris.unict.it › applsci-11-08035

Università di Catania

https://www.iris.unict.it › applsci-11-08035

PDF

by V Scardaci2021Cited by 29 — The first report in which Cu NWs were used as transparent electrodes appeared in 2010 from Rathmell et al. [18]. Here, Cu NWs were prepared ...Read more

Recent progress of solution-processed Cu nanowires ...

RSC Publishing

https://pubs.rsc.org › content › articlehtml

RSC Publishing

https://pubs.rsc.org › content › articlehtml

by S Ding2019Cited by 31 — This review summarizes the recent progress on the synthesis methods of long Cu NWs, and the fabrication techniques and protection measures for Cu NW TEs.Read more

2.1 Hydrothermal Method

4.1 Metal And Metal Oxides

4.2 Graphene And Reduced...

Are there off the shelf copper nanowires I could purchase ...

ResearchGate

https://www.researchgate.net › post › Are_there_off_th...