An artistic image of a dual-frequency comb that is generated by using an optical parametric oscillator to convert a pair of near-infrared combs into the mid-infrared. The generated combs enable ...

As Prof. R. W. Wood has stated on p. 648 of his ” Physical Optics” (3rd ed.) that no liquid or solution has been found to exhibit the slightest trace of resonance radiation, it seems of interest to ...

You might have noticed more people taking a pass on alcohol as they discover the physical and mental benefits of an alcohol-free lifestyle. With this trend has come a new generation of nonalcoholic ...