Keywords beginning with R
On this page you find all our articles on keywords beginning with "R". Further below, you find the acronyms.
(See also: list of products for the letter R)
r.m.s. values → power spectral density
Rabi frequency → Rabi oscillations
radiance scaling of lasers → power scaling of lasers
radiant power → radiant flux
radiant sensitivity → responsivity
radiation modes → cladding modes
radio and microwave over fiber
radioluminescence → luminescence
radiometers → radiometry
radius of laser beam → beam radius
Raman effect → Raman scattering
Raman fiber lasers → Raman lasers
Raman lasers:
→ Spotlight 2012-03-12: New Raman lasers
Raman scattering:
→ Case study: stimulated Raman scattering in a fiber amplifier
→ Case study: stimulated Raman scattering in a multimode fiber
→ Spotlight 2010-03-03: Thresholds for nonlinear effects in fiber amplifiers
→ Spotlight 2018-03-05: Dependence on Raman conversion on the optical bandwidth
Raman self-frequency shift → solitons
range finding → distance measurements with lasers
rare earth ions:
→ Tutorial chapter on rare earth ions in fibers
rare-earth-doped fibers:
→ Spotlight 2016-05-12: Measurement of absorption spectra of active fibers: not as easy as one might think!
rare-earth-doped gain media:
→ Spotlight 2014-06-27: Shortages of rare earth materials – a problem for photonics?
rare-earth-doped laser gain media
rate equation modeling:
→ Spotlight 2008-10-20: Rate equations – an example for stiff sets of differential equations
rational harmonic mode locking → active mode locking
ray optics → geometrical optics
ray transfer matrix → ABCD matrix
reabsorption in laser gain media → four-level and three-level laser gain media
red–green–blue sources → RGB sources
references surfaces → optical flats
reflection coefficient of an interface → Fresnel equations
reflection gratings → diffraction gratings
refractive index:
→ Spotlight 2007-10-07: Effective refractive index: correcting a common belief
refractive index fluids → index matching fluids
regenerative amplifiers:
→ Case study: regenerative amplifier
regenerative mode locking → active mode locking
regular reflection → specular reflection
relative intensity noise:
→ Spotlight 2018-06-08: Understanding intensity noise
remote cutting → laser cutting
remote ranging → distance measurements with lasers
remote welding → laser welding
repetition rate → pulse repetition rate
residual absorption → absorption
residual jitter → timing jitter
resonant cavity → optical resonators
resonant second-harmonic generation → resonant frequency doubling
resonator bandwidth → resonator modes
resonator design:
→ Case study: resonator with automatic optimization
→ Spotlight 2011-06-10: Are compact resonators more stable?
→ Spotlight 2017-11-02: Gaussian apertures in resonator models: not only for exotic lasers, but also for gain guiding
resonator mode spacing → free spectral range
resonator modes:
→ Spotlight 2008-04-15: Abused photonics terms: modes
resonators → optical resonators
retarders → retardance
retroreflecting prisms → corner cube prisms
rod-in-tube method → fiber fabrication
rotating disc choppers → optical choppers
rotating slit profilers → beam profilers
rubber band model → frequency combs
rugate filters:
→ Case study: rugate filters
Acronyms beginning with R
RBL = radiation-balanced laser
RF over fiber = radio over fiber → radio and microwave over fiber
RFoF = radio over fiber → radio and microwave over fiber
RGB source = red–green–blue source
RIN = relative intensity noise
… and if you need any more help on such topics, consider to use the consulting services of RP Photonics Consulting GmbH! There is a variety of various services available in topical areas such as lasers, amplifiers, nonlinear optics, fiber optics, ultrashort pulses, multilayer mirrors, noise and fluctuations, and other topics in photonics and optoelectronics.