Zobrazeno 1 - 10
of 160
pro vyhledávání: '"Josep Maria, Serres"'
Autor:
Pavel Loiko, Tanujjal Bora, Josep Maria Serres, Haohai Yu, Magdalena Aguiló, Francesc Díaz, Uwe Griebner, Valentin Petrov, Xavier Mateos, Joydeep Dutta
Publikováno v:
Beilstein Journal of Nanotechnology, Vol 9, Iss 1, Pp 2730-2740 (2018)
Zinc oxide (ZnO) nanorods (NRs) oriented along the crystallographic [001] axis are grown by the hydrothermal method on glass substrates. The ZnO NRs exhibit a broadband (1–2 µm) near-IR absorption ascribed to the singly charged zinc vacancy VZn−
Externí odkaz:
https://doaj.org/article/c22c4429473e414f89c396e12d441387
Autor:
Pavel Loiko, Josep Maria Serres, Xavier Mateos, Haohai Yu, Huaijin Zhang, Junhai Liu, Konstantin Yumashev, Uwe Griebner, Valentin Petrov, Magdalena Aguilo, Francesc Diaz
Publikováno v:
IEEE Photonics Journal, Vol 8, Iss 3, Pp 1-12 (2016)
Thermal lensing is studied in monoclinic Yb:Ca4YO(BO3)3 (Yb: YCOB) oxoborate crystals cut along the optical indicatrix axes. For all orientations, the thermal lens is positive. In the Z-cut crystal, the sensitivity factors of the thermal lens are MZ-
Externí odkaz:
https://doaj.org/article/f4d6b4c79a6e4845ae0674c714743341
Autor:
Josep Maria Serres, Venkatesan Jambunathan, Xavier Mateos, Pavel Loiko, Antonio Lucianetti, Tomas Mocek, Konstantin Yumashev, Valentin Petrov, Uwe Griebner, Magdalena Aguilo, Francesc Diaz
Publikováno v:
IEEE Photonics Journal, Vol 7, Iss 5, Pp 1-7 (2015)
We describe a compact Yb:YAG laser Q-switched by a graphene-based saturable absorber and pumped by a laser diode at 932 or 969 nm. The compact laser generates a maximum average output power value of 185 mW at 1032 nm with a slope efficiency value of
Externí odkaz:
https://doaj.org/article/5f012638c9024a2983abc7728c911e33
Autor:
Zhongben Pan, Pavel Loiko, Josep Maria Serres, Hualei Yuan, Yicheng Wang, Li Wang, Yongguang Zhao, Rosa Maria Solé, Magdalena Aguiló, Francesc Díaz, Patrice Camy, Weidong Chen, Uwe Griebner, Valentin Petrov, Xavier Mateos
Publikováno v:
Journal of Luminescence. 257:119638
Autor:
Magdalena Aguiló, Valentin Petrov, Liza Basyrova, Yicheng Wang, Uwe Griebner, Francesc Díaz, Hui Huang, Patrice Camy, Rosa Maria Solé, Josep Maria Serres, Wei Jing, Pavel Loiko, Xavier Mateos
Publikováno v:
Optical Materials
Optical Materials, 2021, 117, pp.111128. ⟨10.1016/j.optmat.2021.111128⟩
Optical Materials, Elsevier, 2021, 117, pp.111128. ⟨10.1016/j.optmat.2021.111128⟩
Optical Materials, 2021, 117, pp.111128. ⟨10.1016/j.optmat.2021.111128⟩
Optical Materials, Elsevier, 2021, 117, pp.111128. ⟨10.1016/j.optmat.2021.111128⟩
International audience; Highly-doped “mixed” transparent sesquioxide ceramics, 10 at.% Yb:(Lu2/3Sc1/3)2O3, are fabricated by vacuum sintering at 1700 °C followed byhot isostatic pressing (HIPing) at 1680 °C and 200 MPa. The ceramics are of sing
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::80ceef65a38d1c2b9ccf0a5aa039cc39
https://hal.science/hal-03345648/document
https://hal.science/hal-03345648/document
Autor:
Francesc Díaz, Valentin Petrov, A. Alles, Yicheng Wang, Pavel Loiko, Magdalena Aguiló, Shawuti Yingming, Yongguang Zhao, Xavier Mateos, Josep Maria Serres, Uwe Griebner, Elena Dunina, Patrice Camy, Weidong Chen, Tang Kaiyang, Li Wang, Zhongben Pan, Alexey Kornienko, Rosa Maria Solé
Publikováno v:
2021 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC)
2021 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), Jun 2021, Munich, Germany. pp.1-1, ⟨10.1109/CLEO/Europe-EQEC52157.2021.9541945⟩
2021 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), Jun 2021, Munich, Germany. pp.1-1, ⟨10.1109/CLEO/Europe-EQEC52157.2021.9541945⟩
Calcium niobium gallium garnet (CNGG) crystals doped with thulium (Tm 3+ ) ions possess disordered structure leading to inhomogeneously broadened emission bands which makes them attractive for generation of ultrashort pulses at ~2 μm [1] . The actua
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e73651f5d3e73b1f3679ea3d7278aeef
https://hal.archives-ouvertes.fr/hal-03368745
https://hal.archives-ouvertes.fr/hal-03368745
Autor:
Josep Maria Serres, Haifeng Lin, Alexey Kornienko, Pavel Loiko, Uwe Griebner, Esrom Kifle, Kirill A. Subbotin, Elena Dunina, Elena Vilejshikova, Xavier Mateos, Magdalena Aguiló, Lizhen Zhang, Liudmila Fomicheva, Valentin Petrov, Weidong Chen, Francesc Díaz, Ge Zhang, Zhoubin Lin
Publikováno v:
Journal of Luminescence. 213:316-325
A monoclinic 0.86 at.% Ho3+:MgWO4 crystal is grown by the Top-Seeded-Solution Growth method. Its spectroscopic properties are studied with polarized light for E || a, b, c. The Ho3+ ion transition probabilities are determined within the modified Judd
Synthesis, spectroscopic characterization and laser operation of Ho3+ in 'mixed' (Lu,Sc)2O3 ceramics
Autor:
Josep Maria Serres, Francesc Díaz, Valentin Petrov, Magdalena Aguiló, Pavel Loiko, Esrom Kifle, Elena Vilejshikova, Yicheng Wang, Uwe Griebner, Hui Huang, Wei Jing, Xavier Mateos
Publikováno v:
Journal of Luminescence. 203:145-151
Novel transparent Ho-doped sesquioxide ceramics are synthesized by high-temperature vacuum sintering and hot isostatic pressing. The spectroscopic properties of 1.4 at% and 3 at% Ho:(Lu,Sc)2O3 ceramics are studied within Judd-Ofelt theory, yielding t
Autor:
Shijia Sun, Pavel Loiko, Magdalena Aguiló, Francesc Díaz, Uwe Griebner, Xavier Mateos, Josep Maria Serres, Elena Vilejshikova, Ge Zhang, Yicheng Wang, Haifeng Lin, Lizhen Zhang, Weidong Chen, Zhoubin Lin, Valentin Petrov
Publikováno v:
Journal of Luminescence. 203:676-682
Tm3+:Na2La4(WO4)7, a disordered tetragonal scheelite-type tungstate crystal, is grown by the Czochralski method. The polarized absorption, stimulated-emission and gain cross-section spectra are determined. The maximum σSE is 1.62 × 10–20 cm2 at 1
Autor:
Magdalena Aguiló, Francesc Díaz, Xavier Mateos, Hualei Yuan, Patrice Camy, Pavel Loiko, Jean-Louis Doualan, Huaqiang Cai, Elena Dunina, Uwe Griebner, Alexey Kornienko, Sami Slimi, Yicheng Wang, Rosa Maria Solé, Ezzedine Ben Salem, Josep Maria Serres, Valentin Petrov, Tang Kaiyang, Zhongben Pan, Xiaojun Dai, Weidong Chen, Liudmila Fomicheva, Yongguang Zhao
Publikováno v:
Journal of Alloys and Compounds
Journal of Alloys and Compounds, Elsevier, 2021, 853, pp.157100. ⟨10.1016/j.jallcom.2020.157100⟩
Journal of Alloys and Compounds, 2021, 853, pp.157100. ⟨10.1016/j.jallcom.2020.157100⟩
Journal of Alloys and Compounds, Elsevier, 2021, 853, pp.157100. ⟨10.1016/j.jallcom.2020.157100⟩
Journal of Alloys and Compounds, 2021, 853, pp.157100. ⟨10.1016/j.jallcom.2020.157100⟩
We report on the growth, structure refinement, optical spectroscopy, continuous wave and femtosecond mode-locked laser operation of a Tm3+,Ho3+-codoped disordered calcium niobium gallium garnet (CNGG) crystal. The 2.64 at.% Tm, 0.55 at.% Ho:CNGG is g
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::27c6b6e616900b15afb884c67f095391
https://hal.archives-ouvertes.fr/hal-03066192
https://hal.archives-ouvertes.fr/hal-03066192