TECHNOLOGY

Precision Multiplex
Platform Creator

Core Tech

QuantumPACK™ Technology

Technology overview

Package nanometer-scale semiconductor particles called quantum dots and applied hydrophilic properties for suitability with biological applications, established stability and realized high sensitivity

  • Quantum dot

  • Core + QDs

  • QuantumPACK™

A variety of color expressions are possible with quantum dots, making it possible to realize multiplex assays

- Same excitation wavelength, different emission wavelengths

Control of nanoparticle size is possible by adjusting the thickness of th ecore and shell

- Optimization for field of application possible

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Features

  • Quantum dot

    • Outstanding fluorescence brightness

    • Mass production possible

    • Hydrophobic

    • Unstable

    • Size control not possible

  • QuantumPACK™

    • Exemplary fluorescence brightness (QDs Packaging)

    • Mass production possible, minimized usage amount
      (2- to 3-orders of magnitude less material needed compared to other substances)

    • Hydrophilic and able to apply various reactive groups

    • Very stable with Core@Shell structure

    • Various sizes possible for selection of optimal size for application

Technology comparison

Competitor technologies

  • Fluorescent

    • Small Stokes Shift
    • - Noise from wavelength interference
    • Difficulty multiplexing
    • - Separate optical setup for different flurescent materials
    • - Noise form wavelength interference
    • Short measurement time

  • Europium

    • Large Stokes Shift
    • - High S/N ratio
    • No multiplexing possible
    • - Single wavelength
    • - Single material
    • Needs TFR method

  • QuantumPACK™

    • Large Stokes Shift
    • - High S/N ratio
    • Multiplexing possible
    • - Easy tuning of emission wavelengths
    • - Minimize optical complexity by using
      same excitation wavelength
    • 3 seconds for measurement/analysis