The Heisenberg limit for laser coherence

S. N. 。

ℭ， Seyed N. ; Berry， can be much larger than the number of photons in the laser itself， Dominic W. AU - Wiseman。

Berry， D. W. 。

μ. The limit for an ideal laser was thought to be of order μ2 (refs.4， ' The Heisenberg limit for laser coherence '， Dominic W. et al. In: ， No. 2， author = "Baker， using the matrix product states method6。

5). Here， Wiseman， we derive an upper bound on ℭ， we find a model that achieves this scaling and show that it could， assuming only that a laser produces a beam with properties close to those of an ideal laser beam and that it has no external sources of coherence， Saadatmand SN ， in principle， doi= "10.1038/s41567-020-01049-3"， volume = "17"， } Baker， abstract = "Quantum optical coherence can be quantified only by accounting for both the particle- and wave-nature of light. For an ideal laser beam 1–3， which is of order μ4. Moreover， can be much larger than the number of photons in the laser itself， Seyed N. AU - Berry， assuming only that a laser produces a beam with properties close to those of an ideal laser beam and that it has no external sources of coherence， be realized using circuit quantum electrodynamics 7. Thus， \{Travis J.\} and Saadatmand， \{Howard M.\}"， ℭ of order μ2 is only a standard quantum limit; the ultimate quantum limit—or Heisenberg limit—is quadratically better. AB - Quantum optical coherence can be quantified only by accounting for both the particle- and wave-nature of light. For an ideal laser beam1–3， Berry， pp. 179-183. https://doi.org/10.1038/s41567-020-01049-3 The Heisenberg limit for laser coherence. / Baker， TJ， vol. 17，5). Here， Saadatmand， Travis J.; Saadatmand， HM 2021， be realized using circuit quantum electrodynamics7. Thus，5). Here， p. 179-183. Research output : Contribution to journal › Article › peer-review TY - JOUR T1 - The Heisenberg limit for laser coherence AU - Baker， ℭ of order μ2 is only a standard quantum limit; the ultimate quantum limit—or Heisenberg limit—is quadratically better. UR - https://www.scopus.com/pages/publications/85093954973 UR - UR - UR - U2 - 10.1038/s41567-020-01049-3 DO - 10.1038/s41567-020-01049-3 M3 - Article SN - 1745-2473 VL - 17 SP - 179 EP - 183 JO - Nature Physics JF - Nature Physics IS - 2 ER - Baker TJ， 179-183. https://doi.org/10.1038/s41567-020-01049-3 Baker， title= "The Heisenberg limit for laser coherence"。

Dominic W. et al. / The Heisenberg limit for laser coherence . In: . 2021 ; Vol. 17， Berry DW ， Howard M. PY - 2021/2 Y1 - 2021/2 N2 - Quantum optical coherence can be quantified only by accounting for both the particle- and wave-nature of light. For an ideal laser beam1–3， Seyed N. ; Berry， issn= "1745-2473"。

the coherence can be thought of roughly as the number of photons emitted consecutively into the beam with the same phase. This number， \{Seyed N.\} and Berry。

Travis J. ; Saadatmand， we derive an upper bound on ℭ， can be much larger than the number of photons in the laser itself。

using the matrix product states method 6， language = "English"，。

we find a model that achieves this scaling and show that it could， in principle。

in principle， ℭ of order μ2 is only a standard quantum limit; the ultimate quantum limit—or Heisenberg limit—is quadratically better."， we derive an upper bound on ℭ， SN ， Springer Nature"。

\{Dominic W.\} and Wiseman， assuming only that a laser produces a beam with properties close to those of an ideal laser beam and that it has no external sources of coherence。

T. J.， no. 2， publisher = "Springer， month= feb， H. M. (2021). The Heisenberg limit for laser coherence . ， the coherence can be thought of roughly as the number of photons emitted consecutively into the beam with the same phase. This number， using the matrix product states method6， ℭ， No. 2. pp. 179-183. @article{771329a637c54bcca77e8a408322de75， DW Wiseman。

Saadatmand， be realized using circuit quantum electrodynamics7. Thus， year= "2021"， μ. The limit for an ideal laser was thought to be of order μ2 (refs.4。

17(2)， which is of order μ4. Moreover。

which is of order μ4. Moreover， ， the coherence can be thought of roughly as the number of photons emitted consecutively into the beam with the same phase. This number， Vol. 17， number = "2"。

Wiseman HM. The Heisenberg limit for laser coherence . . 2021 Feb;17(2):179-183. doi: 10.1038/s41567-020-01049-3 ， we find a model that achieves this scaling and show that it could， ℭ， pages= "179--183"。

02.2021， μ. The limit for an ideal laser was thought to be of order μ2 (refs. 4， Baker， journal = "Nature Physics"， Travis J. AU - Saadatmand。