Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Seunghan Song"'
Autor:
Seunghan Song, Fredrik Laurell, Bailey Meehan, Thomas W. Hawkins, John Ballato, Ursula J. Gibson
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-8 (2022)
The authors show that micron size fibers comprised of semiconductor and metallic materials can be purified or doped, recrystallized or have the constituents rearranged into a variety of structures with device prospects.
Externí odkaz:
https://doaj.org/article/6e1e645195a84570b0906af01e2fcb0b
Autor:
Bailey Meehan, John Ballato, Seunghan Song, Fredrik Laurell, Thomas Hawkins, Ursula J. Gibson
Combining metal and semiconducting components in the core of a glass-clad fibre brings new breadth to the range of structures that can be fabricated using localized thermal gradients. Both axial and lateral structuring of fibres drawn withm ultiple c
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9cf6c579721ccfe3e539e6f4b2c08216
https://doi.org/10.21203/rs.3.rs-1009349/v1
https://doi.org/10.21203/rs.3.rs-1009349/v1
Autor:
Michael Fokine, John Ballato, Kristin Lønsethagen, Seunghan Song, Fredrik Laurell, Thomas Hawkins, Ursula J. Gibson
Publikováno v:
Nature Communications, Vol 10, Iss 1, Pp 1-7 (2019)
Nature Communications
Nature Communications
Semiconductor-core optical fibres have potential applications in photonics and optoelectronics due to large nonlinear optical coefficients and an extended transparency window. Laser processing can impose large temperature gradients, an ability that h
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::768aacd5233bce47cc9b0fdd63e494f3
http://hdl.handle.net/11250/2618396
http://hdl.handle.net/11250/2618396
Autor:
Faizul Momen, Stephen G. Farmington Hills Poulos, Chiang Peter Kung, Seunghan Song, Youngsoo Jeong, Shawn Scott Hawkins, Mohammad N. Anwar, Jinming Liu
Publikováno v:
SAE International Journal of Alternative Powertrains. 5:79-86
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d4634b0eb464688b4d7e410d234c4b8b
https://doi.org/10.4271/2016-01-1153
https://doi.org/10.4271/2016-01-1153
Autor:
Ulf Osterberg, Thomas Hawkins, Per Erik Vullum, Cristine Calil Kores, Fredrik Laurell, John Ballato, Kjell Martin Molster, Ursula J. Gibson, Trygve Sørgård, Seunghan Song
Publikováno v:
Optical Materials Express
Silicon waveguide structures are a viable alternative for the transmission of signals over a wide range of frequencies, and new fabrication methods are key to increased applications. In this work, THz transparency of silicon-core, silica clad fibers,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::405fff5e4761b73da9f10a7e5ecd1845
https://doi.org/10.1364/ome.403591
https://doi.org/10.1364/ome.403591
Autor:
Mustafa H. Balci, Ursula J. Gibson, Seunghan Song, Wei Wu, Thomas Hawkins, John Ballato, Michael Fokine, Chunxin Liu, Fredrik Laurell
Publikováno v:
Optical Materials Express
CO2 laser annealing of SiGe core, glass-clad optical fibers is a powerful technique for the production of single-crystal cores with spatially varying Ge concentrations. Laser power, laser scan speed and cooling air flow alter the Ge distribution duri
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::094351286dd8df434fd570f65784f6b7
https://doi.org/10.1364/ome.390482
https://doi.org/10.1364/ome.390482
Autor:
F. Laurell, Seunghan Song, A. V. Cuervo Covian, S. K. Svendsen, Michael Fokine, Anna C. Peacock, Jifeng Liu, Noel Healy, Ulf Osterberg, John Ballato, Ursula J. Gibson
Publikováno v:
Optical Materials Express
Glass-clad, GaSb-core fibers were drawn and subsequently laser annealed. The asdrawn fibers were found to be polycrystalline, possess Sb inclusions, and have oxide contamination concentrations of less than 3 at%. Melting and resolidifying regions in
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::68d01203596b43ebe65948672fd077a8
https://eprints.soton.ac.uk/420492/
https://eprints.soton.ac.uk/420492/
Autor:
Seunghan Song, Kyriacos Kalli, Michael Fokine, Antreas Theodosiou, Ursula J. Gibson, Thomas Hawkins, John Ballato
Publikováno v:
Optical Materials Express
Semiconductor core fibers have numerous potential applications in optoelectronics and photonics, and the key to realizing these opportunities is controlled processing of the material. We present results on laser treatments for manipulating the core s
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ef60dba4e8d752e16f9db492f43925f6
https://hdl.handle.net/20.500.14279/10114
https://hdl.handle.net/20.500.14279/10114
Autor:
Ulf Osterberg, Anna C. Peacock, Noel Healy, Michael Fokine, Seunghan Song, Trygve Sørgård, Ursula J. Gibson
Publikováno v:
Frontiers in Optics 2017.
This paper reports recent results on the formation of GaSb-core fibers, formed by molten-core drawing. Purity, crystallographic results and preliminary photoluminescence data are provided for both the as-drawn and laser annealed fibers.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::092e2df46e869174e976352d43635575
https://doi.org/10.1364/fio.2017.jw4a.117
https://doi.org/10.1364/fio.2017.jw4a.117
Autor:
Wei Wu, Seunghan Song, Balci, Mustafa H., Laurell, Fredrik, Cantwell, Patrick R., Ballato, John, Gibson, Ursula
Publikováno v:
Proceedings of SPIE; 9/26/2019, Vol. 11206, p1-4, 4p