Magnus Engholm

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Publikationer

Artiklar i tidskrifter

Rydberg, S. & Engholm, M. (2013). Charge transfer processes and UV induced absorption in Yb:YAG single crystal laser materials. Optical Materials Express, vol. 113: 22, ss. Art. no. 223510    

Rydberg, S. & Engholm, M. (2013). Experimental evidence for the formation of divalent Ytterbium in the photodarkening process of Yb-doped fiber lasers. Optics Express, vol. 21: 6, ss. 6681-6688.    

Engholm, M. , Jelger, P. , Laurell, F. & Norin, L. (2009). Improved photodarkening resistivity in ytterbium-doped fiber lasers by cerium codoping. Optics Letters, vol. 34: 8, ss. 1285-1287.  

Engholm, M. & Norin, L. (2008). Preventing Photodarkening in Ytterbium-Doped High Power Fiber Lasers; Correlation to the UV-Transparency of the Core Glass. Optics Express, vol. 16: 2, ss. 1260-1268.  

Engholm, M. & Norin, L. (2007). Comment on:"Photodarkeningin Yb-doped aluminosilicate fiber induced by 488nm irradiation". Optical Letter, vol. 33: 11, ss. 1216.

Engholm, M. & Norin, L. (2007). Strong UV absorption and visible luminescence in ytterbium-doped aluminosilicate glass under UV excitation. Optics Letters, vol. 32: 22, ss. 3352-3354.  

Engholm, M. , Norin, L. , Edvardsson, S. , Lashgari, K. & Westin, G. (2006). A structural investigation of a synthesized precursor for fiber optical applications; the heterobimetallic ErNb_2(OPr^i)_13. Optical materials (Amsterdam), vol. 29: 4, ss. 386-391.  

Engholm, M. , Lashgari, K. , Edvardsson, S. , Westin, G. & Norin, L. (2005). Atomically designed precursors in optical fiber amplifiers : The thermal stability of the heteroimetallic ErAl_3(OPri)_12 in a solution-coated silica soot. Journal of Applied Physics, vol. 97: 11, ss. 113104  

Åberg, D. , Edvardsson, S. & Engholm, M. (2003). Direct calculation of correlated absorption amplitudes for Nd:LiYF4. Physical Review B. Condensed Matter and Materials Physics, vol. 68: 19  

Edvardsson, S. , Karlsson, K. G. & Engholm, M. (2002). Accurate spin axes and solar system dynamics: climatic variations for the Earth and Mars. Astronomy & Astrophysics, vol. 384: 2, ss. 689-701.  

Doktorsavhandlingar, sammanläggningar

Engholm, M. (2008). Materials optimization for optical fiber amplifiers and fiber lasers. Diss. (Sammanläggning) Sundvall : Mid Sweden University, 2008 (Mid Sweden University doctoral thesis : 50)

Konferensbidrag

Hammarling, K. , Muri, H. I. , Wahl, M. S. , Engholm, M. & Hjelme, D. R. (2017). Dual parameter fiber optic sensor combining a Fabry-Perot and a Mach-Zehnder interferometer.. Paper presented at the IEEE Sensor 2017, 30 Oct - 1 Now, Glasgow, Scottland, UK

Balliu, E. , Andersson, H. , Engholm, M. , Forsberg, S. & Olin, H. (2016). Laser-assisted reduction of graphene oxide for paper based large area flexible electronics. I Proceedings of SPIE - The International Society for Optical Engineering.  

Balliu, E. , Andersson, H. , Hummelgård, M. , Olin, H. & Engholm, M. (2015). Laser sintering of silver nano-particles inks printed on paper substrates. I Proceedings of SPIE - The International Society for Optical Engineering.. S. Art. no. 935112-  

Balliu, E. , Engholm, M. , Hellström, J. , Elgcrona, G. & Karlsson, H. (2014). Compact nanosecond pulsed single stage Yb-doped fiber amplifier. I Proceedings of SPIE - The International Society for Optical Engineering.. S. Art. no. 895910-  

Norin, L. & Engholm, M. (2013). On the origin of color centers in photodarkened Yb-fibers. I Optics InfoBase Conference Papers. (Optics InfoBase Conference Papers)

Engholm, M. , Rydberg, S. & Hammarling, K. (2013). Strong excited state absorption (ESA) in Yb-doped fiber lasers. I FIBER LASERS X: TECHNOLOGY, SYSTEMS, AND APPLICATIONS. (Proceedings of SPIE). S. Art. no. 86010P-  

Rydberg, S. C. & Engholm, M. (2012). Photodarkening mechanisms in ytterbium fiber lasers; a comparison of UV-induced losses in glass and crystalline materials. I 2012 Conference on Lasers and Electro-Optics, CLEO 2012.. S. Art. no. 6326558-

Zeil, P. , Malmstrom, M. , Engholm, M. , Jelger, P. , Jacobsson, B. , Pasiskevicius, V. & Laurell, F. (2011). Extended tunability of narrow-linewidth Yb-fiber laser. I 2011 Conference on Lasers and Electro-Optics: Laser Science to Photonic Applications, CLEO 2011.. S. Art. no. 5950619-

Engholm, M. & Norin, L. (2009). The role of charge transfer processes for the induced optical lossesin ytterbium doped fiber lasers. I The role of charge transfer processes for the induced optical lossesin ytterbium doped fiber lasers.

Engholm, M. & Norin, L. (2008). Materials optimization for ytterbium-doped high power fiber lasers. I 2008 CONFERENCE ON LASERS AND ELECTRO-OPTICS & QUANTUM ELECTRONICS AND LASER SCIENCE CONFERENCE, VOLS 1-9. New York : . S. 232--233.

Engholm, M. & Norin, L. (2008). Reduction of photodarkening in Yb/Al-doped fiber lasers. I Proceedings of SPIE - The International Society for Optical Engineering. (PROCEEDINGS OF THE SOCIETY OF PHOTO-OPTICAL INSTRUMENTATION ENGINEERS). S. U269--U276.  

Engholm, M. & Norin, L. (2007). Divalent Ytterbium in Ytterbium Doped Aluminosilicate Glass - Aspects on Photodarkening in Fiber Lasers. I 2007 CONFERENCE ON LASERS & ELECTRO-OPTICS/QUANTUM ELECTRONICS AND LASER SCIENCE CONFERENCE (CLEO/QELS 2007), VOLS 1-5. New York : . S. 1902--1903.

Lashgari, K. , Kritikos, M. , Engholm, M. , Norin, L. , Edvardsson, S. & Westin, G. (2006). Sol-gel preparation of Er-doped planar and fibre wave-guides using heterometallic. I SPIE conference, San Diego (2006)..

Manuskript

Engholm, M. , Vanin, E. & Norin, L. Characterization of Erbiuim Crystallites Embedded in Silica Glass.