laser articles
Who is credited with the physical realization of the laser concept?
What synthetic crystal rod did Theodore Maiman choose as the active medium?
What was used as the pumping source for Maiman's first solid-state laser?
On what specific date did Theodore Maiman successfully operate the first functional laser?
What was the color of the light emitted by Maiman's first functional laser?
Which early 20th-century theory underlies the phenomenon of coherent light amplification?
What device, developed by Charles Townes and colleagues, was the immediate precursor to the optical maser (laser)?
Which contemporary researcher had coined the acronym LASER before Maiman built the working model?
In Maiman's ruby laser, which specific ions served as the active centers for creating population inversion?
After demonstrating the ruby laser, what other type of laser did Maiman build later in 1960?
What was Elias Snitzer's most fundamental contribution to the fiber laser technology?
What critical limitation facing early optical communication concepts did Snitzer's early work primarily address?
In the early 1960s, what was Snitzer widely credited for achieving regarding light attenuation in glass fibers?
What two core components are necessary for a fiber to function as an active laser medium?
Which rare-earth elements are mentioned as examples used for doping fibers to create the active laser medium?
What major limitation of older $ ext{Nd:YAG}$ rod lasers does the fiber laser inherently solve due to its geometry?
Before the industrial adoption of high-power fiber lasers, which type of laser was the standard for material processing?
In the evolutionary pathway toward the fiber laser, what step occurred immediately after Elias Snitzer developed the low-loss waveguide foundation in the Early 1960s?
During the 1960s, what scale of impurity concentration was Snitzer primarily fighting against that caused light scattering or absorption?