NCEIL-4

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Specyfikacja

Nazwa: NCEIL-4
Numer CAS: N/A
Chemical formula: N/A
Absorption: 302 nm, 384 nm, 485 nm in DMSO
Photoluminescence: 626 nm in DMSO
HOMO/LUMO: HOMO = -5,56 eV, LUMO = -3,25 eV
Classification: Organic light-emitting diodes, Electron Injecting layer materials (EIL), n-doped material
Purity: Sublimed: >99.0% (NMR purity)
Melting point: N/A
Appearance: Orange crystals

Frequently Asked Questions (FAQs)

What is NCEIL-4 and what is it used for?

NCEIL-4 is a high-purity organic compound developed as a material for an electron injection layer (EIL) in OLED structures. It facilitates charge transport toward the emissive layer, enhancing device light efficiency and operational stability.

What is the function of NCEIL-4 in an OLED structure?

NCEIL-4 enables efficient electron injection from the cathode to the emissive layer by reducing the energy barrier and improving charge balance. This leads to increased quantum efficiency, brightness, and OLED lifetime.

Which technologies can NCEIL-4 be applied to?

NCEIL-4 is suitable for use in OLED, QLED, PLED, and other thin-film devices requiring efficient electron transport and energy level alignment.

What is the chemical structure and molecular weight of NCEIL-4?

The compound contains functional aromatic and heterocyclic groups optimized for electron transport. Its molecular weight is 244.22 g/mol.

What is the purity level of NCEIL-4?

NCEIL-4 from Noctiluca is offered at ≥99.5% purity (HPLC), essential for reliable performance in optoelectronic active layers.

Is the material available in sublimed form?

Yes, NCEIL-4 is also available as a vacuum-sublimed material, suitable for applications requiring the highest purity and thin-film uniformity.

What are the HOMO and LUMO energy levels of NCEIL-4?

The energy levels are HOMO ~5.56 eV and LUMO ~3.25 eV. These values ensure efficient alignment with typical cathode materials and electron transport layers.

Is NCEIL-4 compatible with common OLED cathodes?

Yes, NCEIL-4 is designed to be compatible with standard OLED cathodes such as Ca/Ag, Al/LiF, and Mg/Ag, supporting effective electron transfer and minimizing energy losses.

How does NCEIL-4 influence OLED device lifetime?

Thanks to its high purity and thermal stability, NCEIL-4 contributes to increased device stability by reducing degradation of active layers and extending OLED lifespan.

Can NCEIL-4 be used in top-emission structures?

Yes, due to its structure and optical properties, NCEIL-4 is suitable for top-emission OLEDs, where high transparency and efficient electron transfer are required.

What are the storage conditions and stability of NCEIL-4?

The material should be stored in an inert atmosphere, away from light and moisture. NCEIL-4 shows thermal stability suitable for vacuum processes and thin-film deposition. The decomposition temperature (Td) is 464 °C.

Can NCEIL-4 be used for laboratory and pilot-scale studies?

Yes, we offer quantities from milligrams to grams for R&D and prototype testing. Industrial-scale production is also available upon request.

What are the benefits of using NCEIL-4 in optoelectronic devices?

With optimized energy levels, high purity, and sublimation compatibility, NCEIL-4 provides enhanced light efficiency, lower turn-on voltage, and improved thermal stability for devices.

Can the delivery form of NCEIL-4 be customized?

Yes, we can supply NCEIL-4 as a powder or in a form suited for deposition processes (e.g., sublimation). We support clients in selecting the most appropriate delivery form for their technology.

How to order NCEIL-4 or request more information?

Simply contact our team. We provide fast technical responses, material safety data sheets (MSDS), and the possibility to order lab-scale samples or pilot batches.