English

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

1186
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
  • The research team at the University of Electronic Science and Technology of China has developed three innovative photonic devices

    Recently, Professor Nie Mingming from the Key Laboratory of Fiber Optic Sensing and Communication at the School of Information and Communication Engineering, University of Electronic Science and Technology of China, in collaboration with the University of Colorado Boulder, published a research paper titled "Cross polarized stimulated Brillouin scattering empowered photonics" in the top internation...

    05-30
    See translation
  • SEMA 2023: Huali's Easy Level Floating Free Laser Fuel Level Transmitter

    Winning the SEMA Best Engineering New Product Award is not an easy task. Therefore, it said a lot about Huali's new non floating fuel transmitter bringing hardware home. The Easy Level fuel level sender is a brand new design that does not rely on traditional float arm settings, but uses a frikken laser beam to measure the fuel level in the tank.More precisely, Easy Level uses LiDAR technology to m...

    2023-11-03
    See translation
  • New Source Technology will participate in the 2024 Western Optoelectronics Show in the United States

    Laser and electro-optic product manufacturer and supplier Xinyuan Technology announced today that it plans to participate in the 2024 Western Optoelectronics Show in San Francisco from January 30th to February 1st.As a top event in the photonics industry, the Western Optoelectronics Show in the United States will return in 2024 to host another groundbreaking exhibition. This annual event att...

    2023-11-11
    See translation
  • Scientists use tiny nitrogen defects in the atomic structure of diamonds as "color centers" to write data for storage

    Scientists at the City University of New York use tiny nitrogen defects in the atomic structure of diamonds as "color centers" to write data for storage. This technology is published in the journal Nature Nanotechnology and allows for encoding multiple bytes of data into the same nitrogen defect at multiple optical frequencies, without confusing the information content.The common laser based techn...

    2023-12-07
    See translation
  • Marvel Fusion announces completion of € 50 million B+round funding

    On March 28th, Marvel Fusion, a laser fusion company from Munich, Germany, announced the completion of a B+round financing of 50 million euros, bringing the total amount of this round of financing to 113 million euros. It is reported that the company's cumulative financing has reached 385 million euros, making it the largest fusion company in Europe in terms of financing scale. This capital incr...

    03-31
    See translation