Spotlight on Optics

Highlighted Articles from Optica Publishing Group Journals

Panelist: Petropoulos

Spotlight Summary by Periklis Petropoulos
- High-speed RF spectral analysis using a Rayleigh backscattering speckle spectrometer
- A pulse propagating along a length of optical fibre generates an echo that contains its fingerprint. This fingerprint can be made sharper depending on the pulse width, whereas the fibre length determines how frequently...
- Opt. Express 31(13) 20651-20664 (2023) View: Abstract | HTML | PDF

Spotlight Summary by Periklis Petropoulos
- Observation of subfemtosecond fluctuations of the pulse separation in a soliton molecule
- Solitons have fascinated scientists in numerous fields of physics—including, for example, fluid dynamics and plasmas. In optics, a careful balance between the dispersive and nonlinear effects that take place in a...
- Opt. Lett. 43(7) 1623-1626 (2018) View: Abstract | HTML | PDF

Spotlight Summary by Periklis Petropoulos
- Mid-infrared supercontinuum generation in tapered chalcogenide fiber for producing octave-spanning frequency comb around 3 μm
- The mid-infrared region of the spectrum, that is, the wavelengths covering the range between 2 and 20um, offers important benefits in many areas of science and technology, including chemical and biological sensing (e.g....
- Opt. Express 20(22) 24218-24225 (2012) View: Abstract | HTML | PDF

Spotlight Summary by Periklis Petropoulos
- Dispersion-dominated nonlinear fiber-optic channel
- The face of optical communications has changed drastically in the last few years. New – seemingly contradictory – challenges have emerged, relating to the imminent capacity crunch looming upon optical networks on one...
- Opt. Lett. 37(14) 2931-2933 (2012) View: Abstract | HTML | PDF

Spotlight Summary by Periklis Petropoulos
- Ultrafast nonlinear optics in gas-filled hollow-core photonic crystal fibers [Invited]
- The capability to engineer the core-cladding characteristics of optical fibers in the micron scale has allowed the fabrication of fibers with precise control over their dispersive and nonlinear properties....
- J. Opt. Soc. Am. B 28(12) A11-A26 (2011) View: Abstract | HTML | PDF

Spotlight Summary by Periklis Petropoulos
- High-speed RF spectral analysis using a Rayleigh backscattering speckle spectrometer
- A pulse propagating along a length of optical fibre generates an echo that contains its fingerprint. This fingerprint can be made sharper depending on the pulse width, whereas the fibre length determines how frequently...
- Opt. Express 31(13) 20651-20664 (2023) View: Abstract | HTML | PDF

Spotlight Summary by Periklis Petropoulos
- 180 Gbit/s Si3N4-waveguide coupled germanium photodetector with improved quantum efficiency
- Our communications and the online services that modern societies have come to rely so heavily upon depend on the development of ultrafast photonic devices. Silicon photonics has enabled a massive miniaturisation of...
- Opt. Lett. 46(24) 6019-6022 (2021) View: Abstract | HTML | PDF [1]

Spotlight Summary by Periklis Petropoulos
- High-energy similariton fiber laser using chirally coupled core fiber
- Optical fiber technology has progressed tremendously over the last few years, and the paper by Lefrancois et al. is an excellent example of the advances in nonlinear optics and lasers that this progress has allowed....
- Opt. Lett. 38(1) 43-45 (2013) View: Abstract | HTML | PDF

Spotlight Summary by Periklis Petropoulos
- Role of pump coherence in the evolution of continuous-wave supercontinuum generation initiated by modulation instability
- The availability of efficient high power lasers and the development of dispersion and nonlinearity tailored optical fibers have allowed significant advances to be achieved in the field of nonlinear fiber optics over the...
- J. Opt. Soc. Am. B 29(3) 502-512 (2012) View: Abstract | HTML | PDF

Spotlight Summary by Periklis Petropoulos
- Nonlinear fiber optics: its history and recent progress [Invited]
- The optical fiber is an amazing tool. Its versatile nature has made it suitable for use in several application fields. In its basic form the fiber can be viewed as an almost transparent, extremely broadband waveguide at...
- J. Opt. Soc. Am. B 28(12) A1-A10 (2011) View: Abstract | HTML | PDF

Spotlight Summary by Periklis Petropoulos
- Birefringence and dispersion of cylindrically polarized modes in nanobore photonic crystal fiber
- One characteristic of the coherent light generated from lasers is that it is polarized, that is, all the emitted photons have the same state of polarization. Polarization relates to the spatial orientation of the...
- J. Opt. Soc. Am. B 28(1) 193-198 (2011) View: Abstract | HTML | PDF