Prof. Alphan Sennaroglu Profile

Prof. Alphan Sennaroglu

Professor of Physics and EE at Koç Univ

SPIE Involvement:

Author

Proceedings Article | 6 March 2013 Paper

Energy scaling of a multipass-cavity mode-locked femtosecond bulk laser with a carbon nanotube saturable absorber

I. Baylam, S. Ozharar, H. Cankaya, S. Choi, K. Kim, F. Rotermund, U. Griebner, V. Petrov, A. Sennaroglu

Proceedings Volume 8599, 859914 (2013) https://doi.org/10.1117/12.2002944

KEYWORDS: Mode locking, Output couplers, Mirrors, Crystals, Refractive index, Continuous wave operation, Nonlinear crystals, Femtosecond phenomena, Resonators, Solid state lasers

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Proceedings Article | 6 March 2013 Paper

Self-Q-switched Cr:LiCAF laser near 800 nm

Ersen Beyatli, Alphan Sennaroglu, Umit Demirbas

Proceedings Volume 8599, 85990S (2013) https://doi.org/10.1117/12.2002964

KEYWORDS: Steiner quadruple pulse system, Mirrors, Continuous wave operation, Laser resonators, Pulsed laser operation, Semiconductor lasers, Q switched lasers, Laser crystals, Output couplers, Crystals

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SPIE Journal Paper | 1 May 2010 Open Access

Modulated and continuous-wave operations of low-power thulium (Tm:YAP) laser in tissue welding

Temel Bilici, Hasim Tabakoglu, Nermin Topaloglu, Hamit Kalaycioglu, Adnan Kurt, Alphan Sennaroglu, Murat Gülsoy

JBO, Vol. 15, Issue 03, 038001, (May 2010) https://doi.org/10.1117/12.10.1117/1.3431108

KEYWORDS: Laser welding, Modulation, Laser tissue interaction, Continuous wave operation, Semiconductor lasers, Modes of laser operation, Fiber lasers, Collagen, YAG lasers

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Proceedings Article | 26 February 2010 Paper

Chromium-doped zinc selenide gain media: from synthesis to pulsed mid-infrared laser operation

A. Sennaroglu, U. Demirbas, H. Cankaya, N. Cizmeciyan, A. Kurt, M. Somer

Proceedings Volume 7598, 75981B (2010) https://doi.org/10.1117/12.847098

KEYWORDS: Luminescence, Absorption, Doping, Ions, Diffusion, Continuous wave operation, Mode locking, Optical parametric oscillators, Prisms, Spectroscopy

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SPIE Journal Paper | 1 October 2007

Single glycerol/water microdroplets standing on a superhydrophobic surface: Optical microcavities promising original applications

Alper Kiraz, Mehmet Dundar, Adem Demirel, Sultan Doganay, Adnan Kurt, Alphan Sennaroglu, Mehdi Yuce

JNP, Vol. 1, Issue 01, 011655, (October 2007) https://doi.org/10.1117/12.10.1117/1.2805365

KEYWORDS: Optical microcavities, Rhodamine B, Humidity, Pulsed laser operation, Absorption, Optical communications, Telecommunications, Liquids, Water, Optical spheres

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SPIE Journal Paper | 1 February 2007

Repetition rate control in continuous-wave-pumped, passively Q-switched solid-state lasers

Alphan Sennaroglu, Huseyin Cankaya, Adnan Kurt

OE, Vol. 46, Issue 02, 024201, (February 2007) https://doi.org/10.1117/12.10.1117/1.2709857

KEYWORDS: Q switched lasers, Solid state lasers, YAG lasers, Crystals, Chromium, Neodymium, Nd:YAG lasers, Resonators, Semiconductor lasers, Laser crystals

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Proceedings Article | 17 April 2006 Paper

Continuous-wave fiber-pumped Cr2+:ZnSe laser

U. Demirbas, A. Sennaroglu, N. Vermeulen, H. Ottevaere, H. Thienpont

Proceedings Volume 6190, 61900A (2006) https://doi.org/10.1117/12.661725

KEYWORDS: Chromium, Luminescence, Absorption, Output couplers, Continuous wave operation, Fiber lasers, Prisms, Tunable lasers, Reflectors, Laser damage threshold

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SPIE Journal Paper | 1 May 2005

Analysis and optimization of diode end-pumped solid-state lasers: application to Nda³⁺:YVO₄ lasers at 1064 and 1342 nm

Alphan Sennaroglu, Adnan Kurt, Sandrine Buhours

OE, Vol. 44, Issue 05, 054202, (May 2005) https://doi.org/10.1117/12.10.1117/1.1915307

KEYWORDS: Crystals, Diodes, Absorption, Solid state lasers, Semiconductor lasers, Thermal effects, Resonators, Laser crystals, Optical engineering, Diode pumped solid state lasers

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Proceedings Article | 1 September 2004 Paper

Spectroscopic properties of Tm³⁺:TeO₂-PbF₂ glasses in the near infrared

Idris Kabalci, Gonul Ozen, Adnan Kurt, Umit Demirbas, Alphan Sennaroglu

Proceedings Volume 5460, (2004) https://doi.org/10.1117/12.545996

KEYWORDS: Thulium, Glasses, Ions, Absorption, Luminescence, Near infrared, Spectroscopy, Absorbance, Near infrared spectroscopy, Fiber lasers

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Proceedings Article | 13 March 2002 Paper

Broadly tunable continuous-wave solid state red source based on intracavity-doubled Cr4+:forsterite laser

Alphan Sennaroglu

Proceedings Volume 4630, (2002) https://doi.org/10.1117/12.458997

KEYWORDS: Crystals, Laser crystals, Continuous wave operation, Tunable lasers, Output couplers, Nonlinear crystals, Resonators, Harmonic generation, Second-harmonic generation, Solid state lasers

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Proceedings Article | 28 April 1999 Paper

Widely tunable continuous-wave solid state red laser source using periodically poled lithium niobate

Michael Sundheimer, Alphan Sennaroglu

Proceedings Volume 3666, (1999) https://doi.org/10.1117/12.347941

KEYWORDS: Continuous wave operation, Crystals, Second-harmonic generation, Laser crystals, Solid state lasers, Lithium niobate, Laser sources, Temperature metrology, Solid state physics, Tunable lasers

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Proceedings Article | 3 June 1994 Paper

New Cr4+ laser materials for the near infrared

Alphan Sennaroglu, Clifford Pollock, Howard Nathel, Jennifer Mass, James Burlitch, Steve Margraf, Rudiger Dieckmann

Proceedings Volume 2216, (1994) https://doi.org/10.1117/12.177324

KEYWORDS: Crystals, Mode locking, Continuous wave operation, Chromium, Absorption, Prisms, Femtosecond phenomena, Pulsed laser operation, Nd:YAG lasers, Laser crystals

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Proceedings Article | 17 June 1993 Paper

Sub-50-femtosecond high-peak-power pulses from a regeneratively initiated self-sustained continuous-wave mode-locked chromium-doped forsterite laser

Howard Nathel, Alphan Sennaroglu, Clifford Pollock

Proceedings Volume 1861, (1993) https://doi.org/10.1117/12.147071

KEYWORDS: Mode locking, Crystals, Continuous wave operation, Pulsed laser operation, Femtosecond phenomena, Dispersion, Laser crystals, Ultrafast phenomena, Nd:YAG lasers, Output couplers

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Proceedings Article | 1 August 1990 Paper

Direct measurement of ultrafast carrier processes in optical probing of GaInAs-type narrow band gap semiconductors

Clifford Pollock, Brian Zook, David Cohen, Alphan Sennaroglu

Proceedings Volume 1282, (1990) https://doi.org/10.1117/12.20715

KEYWORDS: Scattering, Semiconductors, Phonons, Electrons, Laser beam diagnostics, Ultrafast phenomena, Laser scattering, Ultrafast lasers, Color center lasers, Ultrafast measurement systems

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Showing 5 of 14 publications

SPIE Conference Volume | 14 April 2006

Solid State Lasers and Amplifiers II

SPIE Conference Volume | 1 September 2004

Solid State Lasers and Amplifiers

Conference Committee Involvement (4)

Solid State Lasers and Amplifiers

8 April 2008 | Strasbourg, France

Solid State Lasers and Amplifiers II

5 April 2006 | Strasbourg, France

Lasers and Applications

30 August 2005 | Warsaw, Poland

Solid State Lasers and Amplifiers

27 April 2004 | Strasbourg, France

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