1. Bachmann, F., Poprawe, R., Loosen, P.: High power diode lasers: technology and applications. In: Proceedings of SPIE—The International Society for Optical Engineering, vol. 3888 (2007)
2. Brauch, U., Loosen, P., Opower, H.: High-Power Diode Lasers for Direct Applications. Springer, Berlin (2000)
3. Clarkson, W.A., Neilson, A.B., Hanna, D.C.: Novel beam shaping technique for high-power diode bars. In: Conference on Lasers & Electro-optics (1994).
4. Das, B., Middya, T.R., Gangopadhyay, S.: Mismatch considerations in excitation of single-mode circular core parabolic index fiber by laser diode via upside down tapered hemispherical microlens on the tip of the fiber. J. Opt. Commun. 38, 375–382 (2016)
5. Dickey, F.M., Shealy, D.L., Sasian, J.M.: Laser beam shaping V. In: Proceedings of SPIE—The International Society for Optical Engineering, vol. 5175, No. 4, pp. 751–760 (2004)