VINIF.2021.DA00001 – Investigation of quantum relativistic effects in binary waveguide arrays

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Principle Investigator
Assoc.Prof. Tran Xuan Truong
Host Organization
Le Quy Don Technical University

The project simulates three basic effects in Relativistic Quantum Mechanics: i) the effect of creating and annihilating particle-antiparticle pairs, ii) the Klein tunneling effect, iii) the Jackiw-Rebbi structure using optical effects in binary waveguide systems. Through these studies, international research projects in the field of physics will be created, while contributing to building a team of Vietnamese scientists to reach world-class status.

Main tasks of the project

– Research on the Klein tunneling effect in relativistic quantum mechanics when a fermion particle moves through a potential step from a high potential region to a low potential region:

  • Find the analytical formula to calculate the potential transmittance coefficient.
  • Simulate the Klein tunneling effect in BWA and verify the analytical formula for calculating the transmittance coefficient.

– Research on the Klein tunneling effect in relativistic quantum mechanics when fermion particles move through the potential barrier:

  • Find the analytical formula to calculate the transmission coefficient through the potential barrier.
  • Simulate the Klein tunneling effect through the potential barrier in BWA and verify the analytical formula for calculating the transmittance coefficient.

– Research on the effect of creating and destroying particle-antiparticle pairs in quantum electrodynamics using a dualistic waveguide system with a bent segment:

  • Research on analytical methods to calculate pair generation probability and pair destruction probability (implementation time: 05 months).
  • Simulate the effect of creating and annihilating particle-antiparticle pairs in BWA and verify the analytical formula for calculating the probability of pair creation and the probability of annihilation.

– Research on the effect of creating and destroying particle-antiparticle pairs in quantum electrodynamics using a dualistic waveguide system with a section that is bent in a straight line.

  • Research analytical methods to calculate pair generation probability and pair destruction probability.
  • Simulate the effect of creating and annihilating particle-antiparticle pairs in BWA and verify the analytical formula for calculating the probability of pair creation and the probability of annihilation.

– Research the stable and secure transmission capabilities of the Jackiw-Rebbi structure in a two-way BWA network with dense distribution.

– Discover a completely new type of soliton in a dualistic waveguide system.

Project impact

The project has the following short, medium and long-term impacts:
– Short term: new ideas to exploit quantum simulators based on dualistic waveguide systems.

– Mid-term:

  • 01 PhD student successfully defend his PhD thesis
  • Develop a new concept (based on the Jackiw-Rebbi state) to transmit optical signals in a secure and stable manner in densely distributed waveguide networks under strong interference.

– Long term: The project paves the way for many other scientific works (and ISI papers) on the simulation of quantum effects in dualistic waveguide systems with a significant academic impact in this field at the international level.

project manager image
Principle Investigator
Assoc.Prof. Tran Xuan Truong
Host Organization
Le Quy Don Technical University

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Expect Progress
15/11/2021
15/09/2022
Phase 1

– Papers 1 and 2 have been accepted for publication.
– Draft of paper 3 has been submitted for publication.

15/07/2023
Phase 2

– Papers 3, 4, and 5 have been published.
– Draft of paper 6 has been submitted for publication.

15/05/2024
Phase 3

– Paper number 6 has been published.
– Acceptance of application and/or evidence of receiving requests for content review from the authorized intellectual property agency, along with the search results for patentability from certified legal entities.
– Description of the Application-Oriented Solution.
– 01 doctoral student whose research topic is part of the scientific content of this Project has completed the requirement to publish at least 02 international papers under this Project.

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