Breakthrough in Optics: Low Energy Consumption and Fast Electro-optic Switching

Strategic Insights -

Researchers from the Nanjing University of Posts and Telecommunications have made a significant discovery in the field of optics, leveraging polymer-confined ferroelectric nematic (NF) liquid crystals to achieve low energy consumption and fast electro-optic switching. This breakthrough has the potential to advance the performance of electro-optic devices, promoting applications in energy-saving smart windows. The study, published in Chinese Optics Letters, reveals valuable insights into leveraging NF LCs and tailoring polymer networks to enhance device performance.

Key Takeaways:

  • Researchers from the Nanjing University of Posts and Telecommunications have developed a polymer-confined ferroelectric nematic (NF) liquid crystal system, which demonstrates low energy consumption and fast electro-optic switching.
  • The system exploits the intriguing properties of the NF LC and generates a highly scattered state with an excellent contrast ratio in the NF phase.
  • Electric field-controlled reorientation of directors leads to a transparent state at a very small voltage, resulting in a sub-millisecond switching time with negligible hysteresis and improved durability.
  • The research was funded by the National Key Research & Development Program of China, National Natural Science Foundation of China (NSFC), Major Project of Natural Science Foundation of Jiangsu Province, National Natural Science Foundation of Guangdong Province, and GJYC program of Guangzhou.
  • The study demonstrates the advantages of a low driving voltage, sub-millisecond switching time, and improved durability, promoting applications in energy-saving smart windows.
  • The research has been peer-reviewed and published in Chinese Optics Letters.
  • The authors of the study include Bingxiang Li, Susanta Chakraborty, Jiayao Ye, Luyao Sun, Jidan Yang, Satoshi Aya, and Yanqing Lu.

Statistics:

  • 23(9) issue of Chinese Optics Letters features the researchers' findings on low energy consumption and fast electro-optic switching in polymer-confined ferroelectric nematics.
  • The research was conducted by the Nanjing University of Posts and Telecommunications, with funding from several government agencies and programs.
  • The study was published in a peer-reviewed journal, Chinese Optics Letters, by the Chinese Laser Press.
  • The publication date of the study is 2025.

Sources:

  • Chinese Optics Letters, 2025;23(9).
  • Chinese Laser Press, PO Box 800-211, Shanghai, 201800, Peoples R China.
  • The Optical Society - www.osa.org.
  • Chinese Optics Letters - www.opticsinfobase.org/col/home.cfm.
  • NewsRx LLC - Copyright 2025.
  • NewsRx. Findings from Nanjing University of Posts and Telecommunications Update Knowledge of Optics (Low Energy Consumption and Fast Electro-optic Switching In Polymer-confined Ferroelectric Nematics). Electronics Newsweekly. October 21, 2025; p 103.