chanelink logo
CHANELINK
English

A New Method for Controlling Light Polarization Using Liquid Crystal to Create Holograms

1249
2024-03-12 14:16:36
See translation

Researchers have made significant breakthroughs in controlling optical polarization, which is a key characteristic of various applications such as augmented reality, data storage, and encryption.

This new method was developed by a group of scientists using liquid crystals to create holograms, which can manipulate the polarization of light at different points. This represents a significant advancement in existing methods. The work was published in eLight magazine.

Traditional vector holography methods involve manipulating the polarization and intensity of light, typically relying on metasurfaces - aimed at controlling the structure of light waves. However, these metasurfaces are static and lack the flexibility required for dynamic photon applications.
This new method overcomes this limitation by using single-layer liquid chromatography, which is known for its ability to change its characteristics under an electric field, making it an ideal choice for dynamic control. Researchers have developed a new encoding method that allows LC to display multifunctional and adjustable vector holography, where polarization and amplitude can be independently controlled at different positions.

This innovation has the potential to completely change various fields. For example, it can obtain a more secure encryption method by creating complex dynamic holograms that are difficult to replicate. In addition, it can pave the way for higher resolution displays and even active holographic video projection.

The research team is optimistic about the impact of their work on the real world. They believe that this new method, which does not require complex manufacturing processes, can be easily integrated into existing technologies, opening up exciting possibilities for the future of displays, information encryption, and metasurface applications.

This is a significant development in the field of optics, and its potential applications are enormous. The work of researchers highlights the power of combining advanced materials with innovative design technologies to achieve far-reaching breakthroughs.

Source: Laser Net

Related Recommendations

  • Opton Laser commercializes ultra-high contrast third-order autocorrelators

    Recently, Opton Laser International, a supplier specializing in photonics, is currently distributing manufacturer UltraFast Innovations (UFI)'s ultra-high contrast third-order autocorrelator Tundra++. The new generation Tundra aims to characterize the temporal intensity distribution and quality of laser pulses with particularly high sensitivity.This is to avoid the harmful effects caused by the hi...

    2023-08-31
    See translation

  • Zhongke Yuchen laser welding technology opens up vast space for the welding process of new energy vehicle motors

    The application of laser welding technology in the welding process of new energy vehicle motors is a typical example of Zhongke Yuchen in many welding cases. The main accessories of the automatic laser welding equipment for new energy vehicle motors are imported products, and the welding process is mature and stable.Motor rotorMotor statorLaser welding of motor stator tapThe circumferential wel...

    2023-10-18
    See translation

  • Particles have "fuzzy memory" in solid-state batteries

    When you shoot a laser at a solid-state battery, you find that the particles inside are not thrown into the chaos. This surprised a team of researchers from the United States and the United Kingdom.The team discovered the persistence of memory in ions that help move electricity around solid-state batteries.This discovery has improved the understanding of solid-state batteries, which are candidate...

    2024-02-18
    See translation

  • Scientists uncover the HPC potential of advances in communications and global laser light sources

    Thanks to the advent of high performance computing (HPC) for global laser light sources, the optical communications world is on the verge of major change. This revolutionary technology will redefine the way we transmit and receive data, bringing unprecedented speed and efficiency.Optical communication, which uses light to transmit information, has been a cornerstone of our digital world for deca...

    2023-08-04
    See translation

  • Multinational research team achieves breakthrough in diamond Raman laser oscillator

    Recently, the team led by Professor Lv Zhiwei and Professor Bai Zhenxu from Hebei University of Technology, in collaboration with Professor Richard Mildren from Macquarie University in Australia and Professor Takashige Omatsu from Chiba University in Japan, successfully achieved direct output of Raman vortex optical rotation with large wavelength extension in a diamond Raman laser oscillator. This...

    02-27
    See translation