What are coherent phonons and their role in materials science? How is the coherence of light relevant in biological systems (e.g., photosynthesis)?

the light [14]. In particular, Giovannetti et al. proposed that photon ... Rayleigh criterion, using a coherent source which obeys Poissonian statistics. COHERENT. Page 2. PROCEEDINGS 2008. Thirteenth Annual Symposium ... an infrared camera close to the light source, the response of the marker-chips can be cap-. Mar 15, 2017 ... used a helium neon laser as a highly coherent source, and a halogen light as a low-coherence source. ... spatial coherence light sources ... In numerical simulations, when we represent light as an electromagnetic field, spatially extended sources can be modeled by several uncorrelated fully coherent ... What is coherent and incoherent light? Coherent light is light whose photons oscillate at the same frequency and whose wavelengths are in phase. Incoherent ... Feb 2, 2011 ... two coherent sources here). When the two sources are operated at the same optical frequency and phase, the light amplitude increases by a ... Thorlabs provides an extensive selection of lasers and other specialized coherent sources, such as our correlated photon-pair source. This work reports, in a general frame concerning the scientific explanations of wonderful effects from the daily life, on the physical basis behind the ... When a light source emits a light wave with the same frequency, wavelength, and phase or has a constant phase difference, we call this light source the ... cient, tuneable, compact light sources for the mid infrared (2700 nm < λs,i <. 3500 nm) spectral range. Keywords: nonlinear optics; parametric frequency ...