Umit Demirbas: search on Z-Library

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1

Graphene mode-locked femtosecond Alexandrite laser

Cihan, Can, Kocabas, Coskun, Demirbas, Umit, Sennaroglu, Alphan

Journal:

Year:

2018

Language:

english

File:

PDF, 1.80 MB

english, 2018

2

Cr:Colquiriite Lasers: Current Status and Challenges for Further Progress

Journal:

Progress in Quantum Electronics

Year:

2019

Language:

english

File:

PDF, 29.90 MB

english, 2019

3

Synthesis and characterization of diffusion-doped Cr2+:ZnSe and Fe2+:ZnSe

Umit Demirbas, Alphan Sennaroglu, Mehmet Somer

Journal:

Optical Materials

Year:

2006

Language:

english

File:

PDF, 235 KB

english, 2006

4

Synthesis, electrochemical and spectroelectrochemical properties of peripherally tetra-imidazole substituted metal free and metallophthalocyanines

Hakkı Türker Akçay, Rıza Bayrak, Ümit Demirbaş, Atıf Koca, Halit Kantekin, Ismail Değirmencioğlu

Journal:

Dyes and Pigments

Year:

2013

Language:

english

File:

PDF, 1.97 MB

english, 2013

5

Intracavity-pumped Cr2+:ZnSe laser with ultrabroad tuning range between 1880 and 3100 nm

Demirbas, Umit, Sennaroglu, Alphan

Journal:

Year:

2006

Language:

english

File:

PDF, 73 KB

english, 2006

6

The photophysical and photochemical properties of new unmetallated and metallated phthalocyanines bearing four 5-chloroquinolin-8-yloxy substituents on peripheral sites

Nas, Asiye, Demirbaş, Ümit, Pişkin, Mehmet, Durmuş, Mahmut, Kantekin, Halit

Journal:

Journal of Luminescence

Year:

2014

Language:

english

File:

PDF, 848 KB

english, 2014

7

Synthesis, characterisation, photophysical and photochemical properties of free-base tetra-(5-chloro-2-(2,4-dichlorophenoxy)phenoxy)phthalocyanine and respective zinc(II) and lead(II) complexes

Demirbaş, Ümit, Pişkin, Mehmet, Akçay, Hakkı Türker, Barut, Burak, Durmuş, Mahmut, Kantekin, Halit

Journal:

Synthetic Metals

Year:

2017

Language:

english

File:

PDF, 1.57 MB

english, 2017

8

Generation of sub-20-fs pulses from a graphene mode-locked laser

Canbaz, Ferda, Kakenov, Nurbek, Kocabas, Coskun, Demırbas, Umıt, Sennaroglu, Alphan

Journal:

Year:

2017

Language:

english

File:

PDF, 2.15 MB

english, 2017

9

Synthesis, characterization and DNA interaction properties of the novel peripherally tetra 4-(3-methyl-4-(3-morpholinopropyl)-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl) substituted water soluble Zn(II) and Cu(II) phthalocyanines

Demirbaş, Ümit, Barut, Burak, Özel, Arzu, Çelik, Fatih, Kantekin, Halit, Sancak, Kemal

Journal:

Journal of Molecular Structure

Year:

2019

Language:

english

File:

PDF, 1.49 MB

english, 2019

10

Novel water soluble morpholine substituted Zn(II) phthalocyanine: Synthesis, characterization, DNA/BSA binding, DNA photocleavage and topoisomerase I inhibition

Barut, Burak, Demirbaş, Ümit, Özel, Arzu, Kantekin, Halit

Journal:

International Journal of Biological Macromolecules

Year:

2017

Language:

english

File:

PDF, 1.00 MB

english, 2017

11

Off-surface optic axis birefringent filters for smooth tuning of broadband lasers

Demırbas, Umıt

Journal:

Year:

2017

Language:

english

File:

PDF, 1.22 MB

english, 2017

12

Highly efficient, low-cost femtosecond Cr^3+:LiCAF laser pumped by single-mode diodes

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

Journal:

Year:

2008

Language:

english

File:

PDF, 285 KB

english, 2008

13

Graphene mode-locked Cr:LiSAF laser at 850 nm

Canbaz, Ferda, Kakenov, Nurbek, Kocabas, Coskun, Demirbas, Umit, Sennaroglu, Alphan

Journal:

Year:

2015

Language:

english

File:

PDF, 1.61 MB

english, 2015

14

Synthesis of some new Methoxy Bridged Benzimidazolyl-Substituted phthalocyanines as potent inhibitors of urease

Demirbaş, Ümit, Menteşe, Emre, Bilgin Sökmen, Bahar, Bayrak, Rıza, Akçay, Hakkı Türker

Journal:

Journal of Organometallic Chemistry

Year:

2018

Language:

english

File:

PDF, 1.32 MB

english, 2018

15

Synthesis, DNA interaction, in vitro/in silico topoisomerase II inhibition and photodynamic therapy activities of two cationic BODIPY derivatives

Barut, Burak, Çoban, Özlem, Yalçın, Can Özgür, Baş, Hüseyin, Sari, Suat, Biyiklioglu, Zekeriya, Demirbaş, Ümit, Özel, Arzu

Journal:

Dyes and Pigments

Year:

2019

File:

PDF, 2.29 MB

2019

16

Diode-pumped continuous-wave and femtosecond Cr:LiCAF lasers with high average power in the near infrared, visible and near ultraviolet

Demirbas, Umit, Baali, Ilyes, Acar, Durmus Alp Emre, Leitenstorfer, Alfred

Journal:

Year:

2015

Language:

english

File:

PDF, 1.15 MB

english, 2015

17

[OSA Conference on Lasers and Electro-Optics - San Jose, CA (2010..-..)] Conference on Lasers and Electro-Optics 2010 - Widely-Tunable Femtosecond Operation of Cr:LiSAF Lasers Using Broadband Saturable Bragg Reflectors

Demirbas, Umit, Petrich, Gale S., Nabanja, Sheila, Birge, Jonathan R., Kolodziejski, Leslie A., Kärtner, Franz X., Fujimoto, James G.

Year:

2010

Language:

english

File:

PDF, 820 KB

english, 2010

18

Characterization and purification of 1,2,4-triazole-containing phthalocyaninessynthesized by microwave method and structure elucidation by spectroscopictechniques

NAS, Asiye, DEMİRBAŞ, Ümit, GÜMRÜKÇÜOĞLU, Nurhan, KANTEKİN, Halit

Journal:

TURKISH JOURNAL OF CHEMISTRY

Year:

2019

Language:

english

File:

PDF, 838 KB

english, 2019

19

Continuous-wave broadly tunable Cr2+:ZnSe laser pumped by a thulium fiber laser

Alphan Sennaroglu, Umit Demirbas, Nathalie Vermeulen, Heidi Ottevaere, Hugo Thienpont

Journal:

Optics Communications

Year:

2006

Language:

english

File:

PDF, 215 KB

english, 2006

20

Synthesis, characterization, electrochemical and spectroelectrochemical properties of novel peripherally tetra-1,2,4-triazole substituted phthalocyanines

Demirbaş, Ümit, Kobak, Rabia Zeynep Uslu, Akçay, Hakkı Türker, Ünlüer, Dilek, Koca, Atıf, Çelik, Fatih, Kantekin, Halit

Journal:

Synthetic Metals

Year:

2016

Language:

english

File:

PDF, 2.28 MB

english, 2016

21

Peripherally and non-peripherally tetra-benzothiazole substituted metal-free zinc (II) and lead (II) phthalocyanines: Synthesis, characterization, and investigation of photophysical and photochemical properties

Demirbaş, Ümit, Göl, Cem, Barut, Burak, Bayrak, Rıza, Durmuş, Mahmut, Kantekin, Halit, Değirmencioğlu, İsmail

Journal:

Journal of Molecular Structure

Year:

2016

Language:

english

File:

PDF, 2.40 MB

english, 2016

22

Water soluble axially morpholine disubstituted silicon phthalocyanines: Synthesis, characterisation, DNA/BSA binding, DNA photocleavage properties

Barut, Burak, Demirbaş, Ümit, Şenocak, Ahmet, Özel, Arzu, Kantekin, Halit

Journal:

Synthetic Metals

Year:

2017

Language:

english

File:

PDF, 1.61 MB

english, 2017

23

Widely tunable dual-wavelength operation of Tm:YLF, Tm:LuAG, and Tm:YAG lasers using off-surface optic axis birefringent filters

Beyatlı, Ersen, Demırbas, Umıt

Journal:

Year:

2018

Language:

english

File:

PDF, 1.14 MB

english, 2018

24

[IEEE 2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC) - Munich, Germany (2019.6.23-2019.6.27)] 2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC) - Widely-Tunable Dual-Wavelength Tm:YLF, Tm:LuAG, and Tm:YAG Lasers

Beyatli, Ersen, Demirbas, Umit

Year:

2019

File:

PDF, 205 KB

2019

25

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

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

Journal:

Year:

2010

Language:

english

File:

PDF, 255 KB

english, 2010

26

Multicolor lasers using birefringent filters: experimental demonstration with Cr:Nd:GSGG and Cr:LiSAF

Demirbas, Umit, Uecker, Reinhard, Fujimoto, James G., Leitenstorfer, Alfred

Journal:

Year:

2017

Language:

english

File:

PDF, 3.60 MB

english, 2017

27

Comparative investigation of diode pumping for continuous-wave and mode-locked Cr^3+:LiCAF lasers

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

Journal:

Journal of the Optical Society of America B

Year:

2009

Language:

english

File:

PDF, 1.07 MB

english, 2009

28

Self-Q-switched Cr:LiCAF laser

Beyatli, Ersen, Sennaroglu, Alphan, Demirbas, Umit

Journal:

Journal of the Optical Society of America B

Year:

2013

Language:

english

File:

PDF, 437 KB

english, 2013

29

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

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

Journal:

Year:

2012

Language:

english

File:

PDF, 670 KB

english, 2012

30

The determination of photophysical and photochemical parameters of novel metal-free, zinc(II) and lead(II) phthalocyanines bearing 1,2,4-triazole groups

Demirbaş, Ümit, Pişkin, Mehmet, Bayrak, Rıza, Ünlüer, Dilek, Düğdü, Esra, Durmuş, Mahmut, Kantekin, Halit

Journal:

Synthetic Metals

Year:

2016

Language:

english

File:

PDF, 1.25 MB

english, 2016

31

Synthesis, characterization and investigation of electrochemical and spectroelectrochemical properties of peripherally tetra 4-phenylthiazole-2-thiol substituted metal-free, zinc(II), copper(II) and cobalt(II) phthalocyanines

Demirbaş, Ümit, Akçay, Hakkı Türker, Koca, Atıf, Kantekin, Halit

Journal:

Journal of Molecular Structure

Year:

2017

Language:

english

File:

PDF, 4.04 MB

english, 2017

32

[IEEE 2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC) - Munich, Germany (2019.6.23-2019.6.27)] 2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC) - Widely-Tunable Dual-Wavelength Tm:YLF, Tm:LuAG, and Tm:YAG Lasers

Beyatli, Ersen, Demirbas, Umit

Year:

2019

Language:

english

File:

PDF, 205 KB

english, 2019

33

Absorption saturation analysis of Cr^2+:ZnSe and Fe^2+:ZnSe

Cankaya, Huseyin, Demirbas, Umit, Erdamar, Ahmet K., Sennaroglu, Alphan

Journal:

Journal of the Optical Society of America B

Year:

2008

Language:

english

File:

PDF, 503 KB

english, 2008

34

Modeling and optimization of tapered-diode pumped Cr:LiCAF regenerative amplifiers

Journal:

Optics Communications

Year:

2013

Language:

english

File:

PDF, 890 KB

english, 2013

35

Novel triazole bearing zinc(II) and magnesium(II) metallo-phthalocyanines: Synthesis, characterization, photophysical and photochemical properties

Akçay, Hakkı Türker, Pişkin, Mehmet, Demirbaş, Ümit, Bayrak, Rıza, Durmuş, Mahmut, Menteşe, Emre, Kantekin, Halit

Journal:

Journal of Organometallic Chemistry

Year:

2013

Language:

english

File:

PDF, 928 KB

english, 2013

36

Metal-free, zinc(II) and lead(II) phthalocyanines functioning with 3-(2H-benzo[d][1,2,3]triazol-2-yl)-4-hydroxyphenethyl methacrylate groups: Synthesis and investigation of photophysical and photochemical properties

Demirbaş, Ümit, Pişkin, Mehmet, Barut, Burak, Bayrak, Rıza, Durmuş, Mahmut, Kantekin, Halit

Journal:

Synthetic Metals

Year:

2016

Language:

english

File:

PDF, 2.09 MB

english, 2016

37

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

Yorulmaz, Ismail, Beyatli, Ersen, Kurt, Adnan, Sennaroglu, Alphan, Demirbas, Umit

Journal:

Optical Materials Express

Year:

2014

Language:

english

File:

PDF, 1.55 MB

english, 2014

38

[IEEE LEOS 2009 -22nd Annuall Meeting of the IEEE Lasers and Electro-Optics Society (LEO) - Belek-Antalya, Turkey (2009.10.4-2009.10.8)] 2009 IEEE LEOS Annual Meeting Conference Proceedings - Recent advances in Cr: Colquiriite laser technology

Demirbas, Umit, Sakadzic, Sava, Hong, Kyung-Han, Birge, Jonathan R., Li, Duo, Byun, Hyunil, Fendel, Peter, Petrich, Gale S., Kolodziejski, Leslie A., Boas, David A., Sennaroglu, Alphan, Kartner, Franz

Year:

2009

Language:

english

File:

PDF, 876 KB

english, 2009

39

[OSA CLEO: Science and Innovations - San Jose, California (2014..-..)] CLEO: 2014 - High-Power, Continuous-Wave Cr:Colquiriite Lasers Pumped by Multi-Mode Diodes

Demirbas, Umit, Baali, Ilyes, Acar, Durmus Alp Emre, Leitenstorfer, Alfred

Year:

2014

Language:

english

File:

PDF, 120 KB

english, 2014

40

Synthesis, characterization, and investigation of singlet oxygen, DNA interaction,and topoisomerase I inhibition properties of novel zinc(II) phthalocyanine

DEMİRBAŞ, Ümit

Journal:

TURKISH JOURNAL OF CHEMISTRY

Year:

2019

Language:

english

File:

PDF, 4.65 MB

english, 2019

41

Intra-cavity frequency-doubled Cr:LiCAF laser with 265mW continuous-wave blue (395–405nm) output

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

Journal:

Optics Communications

Year:

2014

Language:

english

File:

PDF, 362 KB

english, 2014

42

Zinc(II) and lead(II) phthalocyanines bearing thiadiazole substituents: Synthesis, characterization, photophysical and photochemical properties

Demirbaş, Ümit, Pişkin, Mehmet, Bayrak, Rıza, Durmuş, Mahmut, Kantekin, Halit

Journal:

Journal of Molecular Structure

Year:

2019

File:

PDF, 1.78 MB

2019

43

Luminescent Nd3+ doped silicone–urea copolymers

Umit Demirbas, Adnan Kurt, Alphan Sennaroglu, Emel Yilgör, Iskender Yilgör

Journal:

Year:

2006

Language:

english

File:

PDF, 245 KB

english, 2006

44

Femtosecond Cr:LiSAF and Cr:LiCAF lasers pumped by tapered diode lasers

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

Journal:

Year:

2011

Language:

english

File:

PDF, 1.30 MB

english, 2011

45

SPIE Proceedings [SPIE SPIE Photonics Europe - Brussels, Belgium (Monday 16 April 2012)] Laser Sources and Applications - Femtosecond Cr:Colquiriite lasers pumped by a single tapered diode laser

Demirbas, Umit, Graf, Thomas, Mackenzie, Jacob I., Schmalz, Michael, Sumpf, Bernd, Jelínková, Helena, Powell, John, Erbert, Götz, Petrich, Gale S., Kolodziejski, Leslie A., Fujimoto, James G., Kärtner

Year:

2012

Language:

english

File:

PDF, 257 KB

english, 2012

46

Electrochemistry, electropolymerization and electrochromism of novel phthalocyanines bearing morpholine groups

Akyüz, Duygu, Demirbaş, Ümit, Koca, Atıf, Çelik, Fatih, Kantekin, Halit

Journal:

Journal of Molecular Structure

Year:

2020

File:

PDF, 2.13 MB

2020

47

SPIE Proceedings [SPIE Photonics Europe - Strasbourg, France (Monday 26 April 2004)] Solid State Lasers and Amplifiers - Spectroscopic properties of Tm3+:TeO2-PbF2 glasses in the near infrared

Kabalci, Idris, Ozen, Gonul, Kurt, Adnan, Demirbas, Umit, Sennaroglu, Alphan, Sennaroglu, Alphan, Fujimoto, James G., Pollock, Clifford R.

Year:

2004

Language:

english

File:

PDF, 549 KB

english, 2004

48

Electrochemical and spectroelectrochemical properties of thiadiazole substituted metallo-phthalocyanines

Demirbaş, Ümit, Akyüz, Duygu, Barut, Burak, Bayrak, Rıza, Koca, Atıf, Kantekin, Halit

Journal:

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Year:

2016

Language:

english

File:

PDF, 2.21 MB

english, 2016

49

Synthesis, characterization and investigation of electrochemical and spectroelectrochemical properties of peripherally and non-peripherally tetra 2-methyl-5-benzothiazole substituted nickel(II), copper(II) and cobalt(II) phthalocyanines

Demirbaş, Ümit, Akyüz, Duygu, Bayrak, Rıza, Barut, Burak, Koca, Atıf, Kantekin, Halit, Değirmencioğlu, İsmail

Journal:

Synthetic Metals

Year:

2017

Language:

english

File:

PDF, 1.29 MB

english, 2017

50

[IEEE 2017 Conference on Lasers and Electro-Optics Europe (CLEO/Europe) & European Quantum Electronics Conference (EQEC) - Munich (2017.6.25-2017.6.29)] 2017 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC) - Multicolor lasers employing birefringent filters with an arbitrarily oriented optical axis

Demirbas, Umit, Reiche, Peter, Fujimoto, James, Leitenstorfer, Alfred

Year:

2017

Language:

english

File:

PDF, 210 KB

english, 2017

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