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General information
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Name:
NCEIL-4
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CAS number:
N/A
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Chemical formula:
N/A
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Absorption:
302 nm, 384 nm, 485 nm in DMSO
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Photoluminescence:
626 nm in DMSO
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HOMO/LUMO:
HOMO = -5,56 eV, LUMO = -3,25 eV
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Classification:
Organic light-emitting diodes, Electron Injecting layer materials (EIL), n-doped material
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Purity:
Sublimed: >99.0% (NMR purity)
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Melting point:
N/A
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Appearance:
Orange crystals
NCEIL-4 >99.0% – sublimed EIL material for advanced OLED architectures
Noctiluca proudly presents NCEIL-4 – a sublimed organic material with >99.0% purity (NMR), engineered for use in Electron Injection Layers (EIL) within high-performance OLED devices. With its distinct orange crystals and strong photoluminescence, NCEIL-4 features optimized energy levels (HOMO = -5.56 eV, LUMO = -3.25 eV) for efficient charge injection and transport.
Molecular structure and properties
NCEIL-4 exhibits absorption peaks at 302 nm, 384 nm and 485 nm (in DMSO), and photoluminescence emission at 626 nm (in DMSO). Its frontier orbital alignment facilitates low-barrier electron injection between cathode and EML. The material is available as orange crystals, suitable for vacuum thermal evaporation.
Key features
- Purity: >99.0% (NMR) – suitable for high-purity deposition processes
- Function: Electron Injection Layer (EIL)
- Energy levels: HOMO = -5.56 eV, LUMO = -3.25 eV – aligned with standard OLED cathodes
- Photoluminescence: peak at 626 nm – optional use as a co-emitter
Application in OLED structures
As an optimized EIL material, NCEIL-4 improves electron injection and supports energy level matching between the cathode and emissive layer. Its high purity and stable photophysical profile contribute to enhanced OLED durability. NCEIL-4 is compatible with conventional ETLs and cathodes and can be integrated into bottom- or top-emission stacks.
Conclusion
NCEIL-4 >99.0% is a high-performance, sublimed organic compound tailored for advanced OLED applications. With well-matched energy levels and clean emission behavior, it enables the design of efficient and long-lasting optoelectronic devices.
