An ultrarelativistic approach to derive the photon rest-mass as a function of wavelengthGRADO-CAFFARO, M. A; GRADO-CAFFARO, M.Optik (Stuttgart). 2010, Vol 121, Num 2, pp 214-215, issn 0030-4026, 2 p.Article

Photon mass and negative index of refractionGRADO-CAFFARO, M. A; GRADO-CAFFARO, M.Optik (Stuttgart). 2007, Vol 118, Num 7, pp 353-354, issn 0030-4026, 2 p.Article

On gravitational fluctuations of quantum vacuum interacting with photonsGRADO-CAFFARO, M. A; GRADO-CAFFARO, M.Optik (Stuttgart). 2008, Vol 119, Num 1, pp 51-52, issn 0030-4026, 2 p.Article

Angular momentum of photons and phase conjugationOKULOV, A. Yu.Journal of physics. B. Atomic, molecular and optical physics (Print). 2008, Vol 41, Num 10, issn 0953-4075, 101001.1-101001.7Article

Photon velocity from the Klein-Gordon equationGRADO-CAFFARO, M. A; GRADO-CAFFARO, M.Optik (Stuttgart). 2010, Vol 121, Num 22, pp 2094-2095, issn 0030-4026, 2 p.Article

A survey of existing and proposed classical and quantum approaches to the photon massSPAVIERI, G; QUINTERO, J; GILLIES, G. T et al.The European physical journal. D, Atomic, molecular and optical physics (Print). 2011, Vol 61, Num 3, pp 531-550, issn 1434-6060, 20 p.Article

The Natural Philosophy of Fundamental ParticlesSTORTI, Riccardo C.Proceedings of SPIE, the International Society for Optical Engineering. 2007, pp 66640J.1-66640J.26, issn 0277-786X, isbn 978-0-8194-6812-3, 1VolConference Paper

A zero-point energy approach for estimating the photon massGRADO-CAFFARO, M. A; GRADO-CAFFARO, M.Optik (Stuttgart). 2006, Vol 117, Num 2, pp 93-94, issn 0030-4026, 2 p.Article