Spectral and Coherent Beam Combining
Selected publications demonstrating OptiGrate volume Bragg gratings for spectral beam combining, coherent beam combining, and high-power laser systems.
| # | Publication | Journal, Volume and Pages | Application Summary | Article |
|---|---|---|---|---|
| 1 | Andrusyak et al., “Spectral Combining and Coherent Coupling of Lasers by Volume Bragg Gratings” | IEEE Journal of Selected Topics in Quantum Electronics, Vol. 15, No. 2, pp. 344–353 (2009) | Spectral beam combining, passive coherent coupling, and laser mode control in high-power laser systems. | Article |
| 2 | Müller et al., “16 W Output Power by High-Efficient Spectral Beam Combining of DBR-Tapered Diode Lasers” | Optics Express, Vol. 19, No. 2, pp. 1228–1235 (2011) | RBG combined two DBR-tapered diode lasers, achieving 16 W output power and 93.7% combining efficiency. | Article |
| 3 | Drachenberg et al., “Ultimate Efficiency of Spectral Beam Combining by Volume Bragg Gratings” | Applied Optics, Vol. 52, No. 30, pp. 7233–7242 (2013) | VBGs enabled 301 W spectral beam combining with demonstrated efficiencies up to 97%. | Article |
| 4 | Ott et al., “Scaling the Spectral Beam Combining Channels in a Multiplexed Volume Bragg Grating” | Optics Express, Vol. 21, No. 24, pp. 29620–29627 (2013) | Multiplexed volume Bragg gratings enabled 420 W spectral beam combining with 96% efficiency while investigating scaling to additional channels. | Article |
| 5 | Drachenberg et al., “Thermal Tuning of Volume Bragg Gratings for Spectral Beam Combining of High-Power Fiber Lasers” | Applied Optics, Vol. 53, No. 6, pp. 1242–1246 (2014) | VBGs were thermally tuned to maintain peak spectral beam combining efficiency as laser power and grating temperature increased. | Article |
| 6 | Liu and Braiman, “Coherent Addition of High-Power Broad-Area Laser Diodes with a Compact VBG V-Shaped External Talbot Cavity” | Optics Communications, Vol. 414, pp. 202–206 (2018) | Near-diffraction-limited coherent addition of ten broad-area laser diodes using a compact Talbot cavity architecture. | Article |