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697737 Aldrich

Tris-(8-hydroxyquinoline)aluminum

sublimed grade, 99.995% trace metals basis

Synonym: 8-Hydroxyquinoline aluminum salt, Alq3, Aluminum 8-hydroxyquinolinate, Aluminum oxinate, Tris-(8-hydroxyquinolinato)aluminum

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Properties

Related Categories Electron Transport and Hole Blocking Materials, Fluorescent Host Materials, Host Materials, Light Emitters and Dopants, Materials Science,
grade   sublimed grade
assay   99.995% trace metals basis
loss   0.5 wt. % loss on heating, 332°C (typical, TGA)
mp   >300 °C(lit.)
  411 °C (DSC)
absorption   λmax 259 nm
fluorescence   λex 390 nm; λem 519 nm
Orbital energy   HOMO 5.8 eV 
  LUMO 3.1 eV 
OLED Device Performance   ITO/MoO3/NPD/Alq3/BPhen/LiF/Al
• Color: green
• Max. Luminance: 20000 Cd/m2
• Max. EQE: 1.2 %
• Turn-On Voltage: 2.8 V
  ITO/NPD/CBP:Ir(ppy)3/BCP/Alq3/Mg:Al
• Color: green
• Max. Luminance: 100000 Cd/m2
• Max. EQE: 8 %
• Turn-On Voltage: 4.3 V
  ITO/NPD/TCTA/BCPO:Ir(piq)3 (7-8%)/BCP/Alq3/LiF/Al
• Color: red
• Max. Luminance: 24529 Cd/m2
• Max. EQE: 17 %
• Turn-On Voltage: 2.7 V
  ITO/NPD/TCTA/BCPO:Ir(ppy)3 (7-8%)/BCP/Alq3/LiF/Al
• Color: green
• Max. Luminance: 207839 Cd/m2
• Max. EQE: 21.6 %
• Turn-On Voltage: 2.1 V
  ITO/m-MTDATA/NPD/TTPhPhB/Alq3/LiF/Al
• Color: blue
• Max. Luminance: 9100 Cd/m2
• Max. EQE: 2.5 %
• Turn-On Voltage: 3.2 V

Description

Application

Key green-light emitting and electron transport material for OLEDs.

Thin films of tris(8-hydroxyquinoline) aluminum (Alq3) can be used for organic electroluminescent devices.

Packaging

1, 5 g in glass bottle

General description

Tris(8-hydroxyquinoline)aluminum(III)(Alq3) is a key green-light emitting and electron transport material for OLEDs. A study reports the new crystalline phase d besides its, originally known, three other crystalline phases, α,β,γ. It exhibits excellent chemical stability and high luminescence efficiencies.

Price and Availability

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
3
Protocols & Articles

Articles

AIE Luminogens: A Family of New Materials with Multifaceted Functionalities

a HKUST Shenzhen Research Institute, No. 9 Yuexing 1st RD, South Area, Hi-tech Park, Nanshan, Shenzhen 518057, China
Engui Zhaoa,b and Ben Zhong Tang*,a,b,c

Keywords: Apoptosis, Biological processes, Cancer, Capillary electrophoresis, Crystallization, Diagnostic, Diseases, Electronics, Electrophoresis, Eliminations, Esterifications, Evaporation, Gel electrophoresis, Gene expression, High performance liquid chromatography, Microscopy, Neuroscience, Nucleic acid denaturation, Optical microscopy, Protein assay, Separation, Solvation, Thin layer chromatography, Williamson ether synthesis

Materials Design Concepts for Efficient Blue OLEDs:
A Joint Theoretical and Experimental Study

Since their discovery,1 organic light emitting devices (OLEDs) have evolved from a scientific curiosity into a technology with applications in flat panel displays and the potential to revolutionize t...
Evgueni Polikarpov, Asanga B. Padmaperuma
Keywords: Applications, Building blocks, Help, Materials Science, Methods, Purification, Reductions, Search, Support, Tools, Type

Plexcore® Organic Conductive Inks

Employing the regioselective polymerization techniques used to make P3HTs, Plextronics has developed a self-doping polymer poly(thiophene-3-[2[(2-methoxyethoxy)ethoxy]-2,5-diyl) (Figure 1), which is ...
Keywords: Degradations, Infrared spectroscopy, Polymerization reactions

Polymer-based Materials for Printed Electronics: Enabling High Efficiency Solar Power and Lighting

The soaring global demand for energy has created an urgent need for new energy sources that are both cost-competitive and eco-friendly. Renewable energy technology, such as solar power and energy eff...
Ritesh Tipnis*, Darin Laird, Mathew Mathai
Material Matters 2008, 3.4, 92.
Keywords: Absorption, Applications, Degradations, Deposition, Electronics, Environmental, Help, Infrared spectroscopy, Organic electronics, PAGE, Photovoltaics, Polymerization reactions, Printed electronics, Recombination, Reductions, Renewable energy, Semiconductor, Separation, Solar cells, Spin coating, Support, Type

Silylethyne-Substituted Pentacenes

Research into the use of organic semiconductors in field-effect transistors (FETs) began in earnest in the mid-1990s,1 after early exciting results from vapor-deposited small molecule semiconductors....
John E. Anthony*
Material Matters 2009, 4.3, 58.
Keywords: Applications, Capabilities, Crystallization, Deposition, Electronics, Electrophoretic display, Evaporation, Organic electronics, Semiconductor, Separation, Solar cells, Substitutions

Sublimed Materials for Organic Electronic Devices

Organic field-effect transistors (OFETs) have attracted considerable attention due to their potential for realizing large-area, mechanically flexible, lightweight and low-cost devices. One of the key...
Ajay Virkar, Zhenan Bao

Department of Chemical Engineering,
Stauffer III, 381 North-South Mall,
Stanford University, Stanford, CA 94305-5025
Keywords: Calorimetry, Electronics, Evaporation, High performance liquid chromatography, Organic electronics, Purification, Semiconductor, Sublimation

Peer-Reviewed Papers
15

References

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