White light employing luminescent engineered large (mega) Stokes shift molecules: a review

Area of Science:

• Materials Science
• Photophysics
• Optoelectronics

Background:

• Large (mega) Stokes shift molecules are crucial for white light emission in various optoelectronic applications.
• These applications include displays, LEDs, photosensitizers, and bioimaging.

Purpose of the Study:

• To review recent advancements in white light generation using large Stokes shift molecules.
• To outline key molecular design approaches and discuss future opportunities and challenges.

Main Methods:

• Summarizing recent developments and design strategies for large Stokes shift molecules.
• Illustrating organic and inorganic materials for white light generation.
• Categorizing fluorescent materials based on luminescence and Stokes shift values.

Main Results:

• Identified photophysical mechanisms for red-shifted emission: ESIPT, ICT, AIE, etc.
• Exemplified large Stokes shift molecules for white light applications.
• Provided a categorization of fluorescent materials based on luminescence behaviors.

Conclusions:

• Large Stokes shift molecules offer significant potential for optoelectronic applications.
• Further research is needed to explore new strategies and overcome challenges in this field.