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Pure Blue Heavy Metal Free QDs, Quantum Dot NIR and SWIR Image Sensors, Roll-to-Plate Nanoimprinting, QDCC for Full Color QDs, QD Color Conversion for MicroLEDs

In this newsletter, you can learn about the following technologies. We will have the opportunity to download the full slides.


  1. Jonathan Steckel | Colloidal Quantum Dot Image Sensor Technology

  2. Taiwan Nanocrystals | The Pixel Aspect Ratio Matters – on the Selection of QDCC Materials for Full-Color MicroLED Applications

  3. QNA Technology | Pure blue light emitting heavy metals free quantum dots for color conversion and electroluminescence applications

  4. Polar Light Technologies | Overcoming the MicroLED performance bottlenecks and issues of manufacturability

  5. Morphotonics | Roll-to-Plate (R2P) Nanoimprinting for MicroLens Arrays on Mini-MicroLEDs

 

To learn more about MicroLED, please join MicroLED Connect.

 

MicroLED Connect is the world’s first MicroLED Conference and Exhibition taking place on 25 & 26 September 2024 at the High Tech Campus in Eindhoven, Netherlands. Explore the preliminary agenda here.



 

1. Colloidal Quantum Dot Image Sensor Technology

STMicroelectronics | November 2022


Here you can learn about the following key points:

  • From colloidal QDs to solid QD films to photodiode devices

  • QD film integration technology

  • Tunability of QD response including PbS QDs for NIR and SWIR sensing

  • Image sensing beyond Si including PbS QD films

  • Key value proposition and markets for NIR and SWIR image sensing

  • Current NIR and SWIR image sensing technologies including InGaAs, QD and SiGe technology

  • Benchmarking including pixel pitch, EQE, dark current, stability, speed, spectral range, etc

  • Benchmarking various QD technologies vs alternatives on pixel pitch vs resolution map

  • Detailed benchmarking of all QD image sensors

  • Detailed applicaitons including photography, eye tracking, material identification, heat detection, food analysis, water detection, vision through fog, etc



From colloidal QDs to solid QD films to photodiode devices  QD film integration technology  Tunability of QD response including PbS QDs for NIR and SWIR sensing  Image sensing beyond Si including PbS QD films  Key value proposition and markets for NIR and SWIR image sensing  Current NIR and SWIR image sensing technologies including InGaAs, QD and SiGe technology  Benchmarking including pixel pitch, EQE, dark current, stability, speed, spectral range, etc  Benchmarking various QD technologies vs alternatives on pixel pitch vs resolution map  Detailed benchmarking of all QD image sensors  Detailed applicaitons including photography, eye tracking, material identification, heat detection, food analysis, water detection, vision through fog, etc
MicroLED Conference and Exhibition

 

2. The Pixel Aspect Ratio Matters – on the Selection of QDCC Materials for Full-Color MicroLED Applications

Taiwan Nanocrystals | November 2022


Here you can learn about the following key points:

  • QD-OLED vs. QD-MicroLED

  • MicroLEDs: RGB chip transfer vs color conversion

  • Bank material specifications

  • Aspect ratio of QDCC

  • QD Color Filter Replacement

  • MicroLED resolution (subpixel thickness vs pixel density (PPI) for different applications

  • Giant QDs with high blue absorption

  • High resolution results

  • Formulation

  • Prototypes and Examples



2. The Pixel Aspect Ratio Matters – on the Selection of QDCC Materials for Full-Color MicroLED Applications  Taiwan Nanocrystals | November 2022  Here you can learn about the following key points:  QD-OLED vs. QD-MicroLED  MicroLEDs: RGB chip transfer vs color conversion   Bank material specifications  Aspect ratio of QDCC  QD Color Filter Replacement   MicroLED resolution (subpixel thickness vs pixel density (PPI) for different applications   Giant QDs with high blue absorption   High resolution results   Formulation  Prototypes and Examples
MicroLED COnnect Conference and Exhibition

 

3. Pure blue light emitting heavy metals free quantum dots for color conversion and electroluminescence applications

QNA Technology | November 2023


Here you can learn about the following key points:

  • Importance of blue Quantum Dots (QDs)

  • What is an optimal blue color for display applications?

  • Deep blue light emitting QD ( PLQY, FWHM, Peak Position, Solvent, etc)

  • Pure blue light emitting QD ( PLQY, FWHM, Peak Position, Solvent, etc)

  • Stability of pure blue QDs including QD changes vs time in different solvents (IBOA and Octane and Toluene)

  • Color converting QD inks (Cd and Pb free) including medium, peak wavelength PLQY, FWHM, absorption,, stability, etc

  • Customization



Pure blue light emitting heavy metals free quantum dots for color conversion and electroluminescence applications  QNA Technology | November 2023  Here you can learn about the following key points:  Importance of blue Quantum Dots (QDs)  What is an optimal blue color for display applications?  Deep blue light emitting QD ( PLQY, FWHM, Peak Position, Solvent, etc)  Pure blue light emitting QD ( PLQY, FWHM, Peak Position, Solvent, etc)  Stability of pure blue QDs including QD changes vs time in different solvents (IBOA and Octane and Toluene)  Color converting QD inks (Cd and Pb free) including medium, peak wavelength PLQY, FWHM, absorption, stability, etc  Customization

 

4. Overcoming the MicroLED performance bottlenecks and issues of manufacturability

Polar Light Technologies | November 2023


Here you can learn about the following key points:

  • Benchmarking display technologies (LCD, OLED, MicroLED)

  • Performance bottlenecks in MicroLEDs including efficiency vs die size, manufacturability, etc

  • Efficiency at the level of small sized microLED dies and at the system level including wavelength coupling

  • Impact of size

  • Challenges of manufacturing including transfer and monolithic integration



Overcoming the MicroLED performance bottlenecks and issues of manufacturability  Polar Light Technologies | November 2023  Here you can learn about the following key points:  Benchmarking display technologies (LCD, OLED, MicroLED)  Performance bottlenecks in MicroLEDs including efficiency vs die size, manufacturability, etc  Efficiency at the level of small sized microLED dies and at the system level including wavelength coupling  Impact of size  Challenges of manufacturing inclu
MicroLED Connect Conference and Exhibition

 

5. Roll-to-Plate (R2P) Nanoimprinting for MicroLens Arrays on Mini-MicroLEDs

Morphotonics | November 2022


Here you can learn about the following key points:

  • Large area nanoimprinting to achieve any optics for any display

  • Key parameters such as size, stamp life, throughput, replication area, etc

  • Nanoimprint features including aspect ratio and shrinkage

  • Microlens Arrays for MicroLEDs and MiniLEDs

  • R2R nanoimprinting for microlens arrays

  • Residual thickness

  • Master upscaling

  • Dimensional stability

  • Roadmap



5. Roll-to-Plate (R2P) Nanoimprinting for MicroLens Arrays on Mini-MicroLEDs  Morphotonics | November 2022  Here you can learn about the following key points:  Large area nanoimprinting to achieve any optics for any display  Key parameters such as size, stamp life, throughput, replication area, etc  Nanoimprint features including aspect ratio and shrinkage  Microlens Arrays for MicroLEDs and MiniLEDs  R2R nanoimprinting for microlens arrays  Residual thickness  Master upscaling  Dimensional stability  Roadmap


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