Engineered two-Mode squeezed vacuum states via beam-Splitter transformation.

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Title: Engineered two-Mode squeezed vacuum states via beam-Splitter transformation.
Authors: Ren, Gang1 renfeiyu@mail.ustc.edu.cn, Yu, Hai-jun1, Zhang, Chun-zao1
Source: Journal of Russian Laser Research. Jul2026, Vol. 46 Issue 1-3, p1-17. 17p.
Subjects: Squeezed light, Beam splitters, Harmonic oscillators, Quantum entanglement, Photon counting
Abstract: We introduce a novel two-parameter squeezing operator by combining a beam splitter transformation with a coupled two-mode harmonic oscillator Hamiltonian. Applying this operator to the two-mode vacuum state generates a generalized two-mode squeezed vacuum state with squeezing strength and the parameter of the beam splitter. Theoretical analysis reveals this state bridges conventional two-mode squeezing and single-mode squeezed state products, exhibiting θ‑tunable quantum properties. Our research has found that the new quantum state has the following properties: the enhanced quadrature squeezing, sum squeezing in weak-squeezing regimes, super-Poissonian photon statistics, and entanglement. [ABSTRACT FROM AUTHOR]
Copyright of Journal of Russian Laser Research is the property of Springer Nature and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
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  Data: Engineered two-Mode squeezed vacuum states via beam-Splitter transformation.
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  Data: <searchLink fieldCode="AR" term="%22Ren%2C+Gang%22">Ren, Gang</searchLink><relatesTo>1</relatesTo><i> renfeiyu@mail.ustc.edu.cn</i><br /><searchLink fieldCode="AR" term="%22Yu%2C+Hai-jun%22">Yu, Hai-jun</searchLink><relatesTo>1</relatesTo><br /><searchLink fieldCode="AR" term="%22Zhang%2C+Chun-zao%22">Zhang, Chun-zao</searchLink><relatesTo>1</relatesTo>
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  Data: <searchLink fieldCode="JN" term="%22Journal+of+Russian+Laser+Research%22">Journal of Russian Laser Research</searchLink>. Jul2026, Vol. 46 Issue 1-3, p1-17. 17p.
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  Data: <searchLink fieldCode="DE" term="%22Squeezed+light%22">Squeezed light</searchLink><br /><searchLink fieldCode="DE" term="%22Beam+splitters%22">Beam splitters</searchLink><br /><searchLink fieldCode="DE" term="%22Harmonic+oscillators%22">Harmonic oscillators</searchLink><br /><searchLink fieldCode="DE" term="%22Quantum+entanglement%22">Quantum entanglement</searchLink><br /><searchLink fieldCode="DE" term="%22Photon+counting%22">Photon counting</searchLink>
– Name: Abstract
  Label: Abstract
  Group: Ab
  Data: We introduce a novel two-parameter squeezing operator by combining a beam splitter transformation with a coupled two-mode harmonic oscillator Hamiltonian. Applying this operator to the two-mode vacuum state generates a generalized two-mode squeezed vacuum state with squeezing strength and the parameter of the beam splitter. Theoretical analysis reveals this state bridges conventional two-mode squeezing and single-mode squeezed state products, exhibiting θ‑tunable quantum properties. Our research has found that the new quantum state has the following properties: the enhanced quadrature squeezing, sum squeezing in weak-squeezing regimes, super-Poissonian photon statistics, and entanglement. [ABSTRACT FROM AUTHOR]
– Name: AbstractSuppliedCopyright
  Label:
  Group: Ab
  Data: <i>Copyright of Journal of Russian Laser Research is the property of Springer Nature and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract.</i> (Copyright applies to all Abstracts.)
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RecordInfo BibRecord:
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      – Type: doi
        Value: 10.1007/s10946-025-10251-8
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      – Code: eng
        Text: English
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        PageCount: 17
        StartPage: 1
    Subjects:
      – SubjectFull: Squeezed light
        Type: general
      – SubjectFull: Beam splitters
        Type: general
      – SubjectFull: Harmonic oscillators
        Type: general
      – SubjectFull: Quantum entanglement
        Type: general
      – SubjectFull: Photon counting
        Type: general
    Titles:
      – TitleFull: Engineered two-Mode squeezed vacuum states via beam-Splitter transformation.
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            NameFull: Ren, Gang
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            NameFull: Yu, Hai-jun
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            NameFull: Zhang, Chun-zao
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            – D: 01
              M: 07
              Text: Jul2026
              Type: published
              Y: 2026
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              Value: 46
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            – TitleFull: Journal of Russian Laser Research
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