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Organic semiconductors

Organic semiconductors are organic materials that exhibit some of the properties of traditional semiconductors and are expected to be used in applications such as field-effect transistors and organic solar cells.

Using our own sublimation equipment, we manufacture high-purity organic semiconductors such as picene. We accept orders of any size, ranging from samples for research to industrial production. Additional services, such as higher purity and additional analysis, are available on request.

We have recently released "once-sublimated picene" (purity: 99.9%) as a new product.

Sale of sublimated materials

Using our own sublimation equipment, we produce organic semiconductors that are 99.9% pure.
We accommodate orders of any size, ranging from samples for research to industrial production.
With respect to higher purity and analytical services, please contact us for further consultation.

Ref.1 J. Am. Chem. Soc. 2008,130,10470-10471
Ref.2 Appl. Phys. Lett. 98, 013303 (2011)
Ref.1 J. Am. Chem. Soc. 2008,130,10470-10471
Ref.2 Appl. Phys. Lett. 98, 013303 (2011)

Pentacene and picene

Zig-zag → Unstable
Higher orders than pentacene have not been isolated
Armchair → Stable
Alkylated 11 phenacene has been reported
HOMO–LUMO gap of phenacenes * calculated

Phenacenes and field-effect transistor characteristics

Phenacenes  Purification of picene by sublimation

① Sublimation under N2
Thin-film [single-crystal] sublimation
② Vacuum sublimation N2
Sublimation powder
Pre-sublimation material

Phenacene sublimation under gas-flow

Vapor-phase crystal growth of phenacenes

Picene
[6] Phenacene
[7] Phenacene

MS5G technology and products

Manufacturing of high-purity organic compounds

Service Detail Application
Large-scale photochemical and microwave synthesis Development of scaling-up methods using flow reactors Photochemical mass production of organic materials
Ultrahigh purification of organic semiconductors by high-performance sublimation purification equipment and refinement of the high-volume processing technology and methods Control of metal impurities Production of organic EL and thin-film solar cell materials
Services using clean facilities Cleanroom production of high-purity organic semiconductors and preparation of organic semiconductor inks Printable electronics
Commercialization of organic semiconductors Photochemical synthesis of phenacenes and their application in field-effect transistors Sale of reagents for research

What is phenacene?

  • - Generally, an aromatic hydrocarbon comprising benzene rings were observed to fuse in a zig-zag pattern.
  • - Nomenclature follows the pattern [n]phenacene, where n is the number of fused rings.
  • - As n increases, they are unusually stable under exposure to light and oxygen.
  • - In contrast to acenes, difficulties in synthesis have severely limited its application in functional materials.
  • - Solubility quickly decreases when n is 6 or more.
  • - Expected to have applications in organic electronics, such as organic field-effect transistors and superconductors.

Contract synthesis of organic semiconductors

Organic transistor materials, organic thin-film solar cell materials, organic EL material, etc.

Small trial production Synthesis of known substances, new compounds, derivatives (introduction of soluble substituents), etc.
High-volume production Production process flow development, manufacturing scale up to 100 kg/year, ISO 9001 quality assurance
Contract service FTE service: It is possible to use the researchers and equipment of NARD Institute Ltd. for organic synthesis, exclusively dedicated to your project for a fixed period of time.
Price Processing cost (unit price × working days) + raw materials + analysis + waste disposal
Features Fast effort to reduce cost and good!

Contract sublimation service

This is a contracted service for the purification of organic compounds by sublimation.
Thermal analysis, HPLC purity analysis, etc. are available as optional services.

For more information about our contract sublimation service and our equipment, please visit the sublimation purification page.

Inquiries about products and technologies

Please contact us for consultations and inquiries regarding products and technologies.

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