Journal Articles

2018

2017

2016

(J35) Continuous-wave, quasi-continuous-wave, gain-switched, and femtosecond burst-mode operation of multi-mode diode-pumped Cr:LiSAF lasers

Umit Demirbas, Durmus Alp Emre Acar

JOSA B, 33 (10), 2105-2113, (2016).

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2015

2014

(J30) Efficient and low-threshold Alexandrite laser pumped by a single-mode diode

Ismail Yorulmaz, Ersen Beyatlı, Adnan Kurt, Alphan Sennaroğlu and Umit Demirbas

Optical Materials Express, 4, 776-789, (2014).

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(J29) Intra-cavity Frequency-Doubled Cr:LiCAF Laser with 265 mW Continuous-Wave Blue (395-405 nm) Output

Umit Demirbas, Reinhard Uecker, Detlef Klimm, Bernd Sumpf, and Götz Erbert

Optics Communications, 320, 38-42 (2014).

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(J28) Highly efficient and robust operation of Kerr-lens mode-locked Cr:LiSAF lasers using gain-matched output couplers

Ferda Canbaz, Ersen Beyatli, Li-Jin Chen, Alphan Sennaroğlu, Franz X. Kärtner, and Umit Demirbas

Optics Letters, 39, 327-330 (2014).

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2013

(J27) Tapered diode-pumped continuous-wave alexandrite laser

Ersen Bayatlı, Ilyas Baali, Alphan Sennaroğlu, Bernd Sumpf, Götz Erbert, Alfred Leitenstorfer and Umit Demirbas

JOSA-B, 30, 3184-3192, (2013).

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(J26) Modelling and optimization of tapered diode pumped Cr:Colquirrite regenerative amplifiers

Umit Demirbas

Optics Communications, 311, 90-99, (2013).

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(J25) Self-Q-Switched Cr:LiCAF Laser

Ersen Beyatli, Alphan Sennaroglu and Umit Demirbas

JOSA B, 30, 914-921, (2008).

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2012

(J24) Low-cost, broadly tunable (375-433 nm & 746-887 nm) Cr:LiCAF laser pumped by one single-spatial-mode diode

Umit Demirbas, Reinhard Uecker, Detlef Klimm, and Jing Wang

Applied Optics, 51, 8440-8448 (2012).

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(J23) Attosecond timing jitter pulse trains from semiconductor saturable absorber mode-locked Cr:LiSAF lasers

Duo Li, Umit Demirbas, Andrew Benedick, Alphan Sennaroglu, James G. Fujimoto, and Franz X. Kärtner

Optics Express, 20, 23422-23435 (2012).

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(J22) Compact and efficient Cr:LiSAF lasers pumped by one single-spatial-mode diode: A minimal cost approach

Umit Demirbas, Stefen Effert and Alfred Leitenstorfer

JOSA-B, 29, 1894-1903 (2012).

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(J21) Femtosecond coherent seeding of a broadband Tm:fiber amplifier by an Er:fiber system

Sören Kumkar, Günther Krauss, Marcel Wunram, David Fehrenbacher, Umit Demirbas, Daniele Brida, and Alfred Leitenstorfer

Optics Letters, 37, 554-556 (2012).

2011

(J20) Femtosecond Cr:LiSAF and Cr:LiCAF lasers pumped by tapered diode lasers

Umit Demirbas, Michael Schmalz, Bernd Sumpf, Götz Erbert, Gale S. Petrich, Leslie A. Kolodziejski, James G. Fujimoto, and Franz X. Kärtner, and Alfred Leitenstorfer

Optics Express, 19, 20444-20461(2011).

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(J19) Femtosecond tuning of Cr:Colquiriite lasers with AlAs/AlGaAs based saturable Bragg reflectors

Umit Demirbas, Gale S. Petrich, Duo Li, Alphan Sennaroglu, Leslie A. Kolodziejski, Franz X. Kärtner, and James G. Fujimoto

JOSAB, 28, 986-993 (2011).

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2010

(J18) Diode-pumped passively mode-locked GHz femtosecond Cr:LiSAF laser with kW peak power

Duo Li, Umit Demirbas, Jonathan R. Birge, Gale S. Petrich, Leslie A. Kolodziejski, Alphan Sennaroglu, Franz X. Kärtner, and James G. Fujimoto

Optics Letters, 9, 1446-1448 (2010).

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(J17) Low-cost cavity-dumped femtosecond Cr3+:LiSAF laser producing >100 nJ pulses

Umit Demirbas, Kyung-Han Hong, James G. Fujimoto, Alphan Sennaroglu and Franz X. Kärtner

Optics Letters, 35, 607-609, (2010).

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2009

(J16) Low-cost, single-mode diode-pumped Cr:Colquiriite lasers

Umit Demirbas, Duo Li, Jonathan R. Birge, Alphan Sennaroglu, Gale S. Petrich, Leslie A. Kolodziejski, Franz X. Kaertner, James G. Fujimoto

Optics Express, vol. 17, issue 16, 14374-14388 (2009).

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.Highlighted BioPhotonics, Gary Boas, “ Multiphoton Microscopy: Ready for Prime Time? ” , January 2010.

(J15) Generation of 15-nJ pulses from a highly efficient, low-cost multipass-cavity Cr:LiCAF laser

Umit Demirbas, Alphan Sennaroglu, Franz X. Kaertner, James G. Fujimoto

Optics Letters, 34, 497-499 (2009).

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(J14) Comparative investigation of diode pumping for continuous-wave and mode-locked Cr:LiCAF lasers

Umit Demirbas, Alphan Sennaroglu, Franz X. Kaertner, James G. Fujimoto

JOSA B, 26, 64-79, (2009).

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(J13) Analysis of solid-state saturable absorbers with temperature dependent absorption cross-sections

Alphan Sennaroglu, Ahmet Faruk Coskun, Umit Demirbas

Optical Materials, 31, 598-603, (2009).

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2008

(J12) Multi-photon microscopy with a low-cost and highly efficient Cr:LiCAF laser

Sava Sakadžic*, Umit Demirbas*, Thorsten R. Mempel, Anna Moore, Svetlana Ruvinskaya, David A. Boas, Alphan Sennaroglu, Franz X. Kärtner, and James G. Fujimoto

Optics Express, 16, 20848-20863, (2008).

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*Contributed equally to this work

.Figure (6-b) appeared as the cover image in Optics Express Volume 16, Issue 25

.Figure (6-a) appeared as the cover image in Virtual Journal of Optics, Volume 4, Issue 2

.Figure (3) was chosen as the image of the week in Optics InfoBase (Dec 8, 2008)

.Was number 4 in top downloads of the month list of Optics Express (December 2008)

.Selected to appear in Virtual Journal for Biomedical Optics, Volume 4, Issue 2.

(J11) Highly efficient, low-cost femtosecond Cr:LiCAF laser pumped by single-mode diodes

Umit Demirbas, Alphan Sennaroglu, Franz X. Kärtner, and James G. Fujimoto

Optics Letters, 33, 590-592, (2008).

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