IT is now nearly sixty years since the Hon. J. W. Strutt, eldest son of the second Baron Rayleigh, entered Trinity College, Cambridge, to study for the Mathematical Tripos. The Lucasian Professor ...

We report distributed measurement of backward Rayleigh-Brillouin scattering spectra in a 2.3-km SF6-flowing antiresonant hollow-core fiber using BOTDR method. The gas species and pressure are clearly ...