Search Results - "Mickus, Dovydas"

Wide range thermal and athermal operation of slotted surface grating lasers by Mickus, Dovydas, Mckenna, Robert, Murphy, Caolan, Donegan, John F.

“…Athermalisation is a procedure in which the wavelength of a semiconductor laser remains unchanged even as the temperature is altered. This is achieved by…”
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Self-heating allows athermal laser diode wavelength control using a thermally insulating sub-mount over a 70 °C range by McKenna, Robert, Corbett, Simon, Mickus, Dovydas, Murphy, Caolan, McDermott, Michael, Naimi, Sepideh T., Donegan, John F.

“…The wavelength of a single frequency quantum dot distributed feedback (DFB) laser operating in the O-band is athermalised over a 74 °C ambient temperature…”
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Thermoreflectance Imaging of Semiconductor Lasers With a Numerical Thermal Model by McKenna, Robert, Corbett, Simon, Naimi, Sepideh T., Mickus, Dovydas, McCloskey, David, Donegan, John F.

“…High resolution surface temperature maps of a slotted surface grating laser operating at approx. 1550 nm are obtained by means of CCD-thermoreflectance…”
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Method to measure thermal impedance for all-active lasers using the athermalisation condition by Mickus, Dovydas, Murphy, Caolan, Mckenna, Robert, Donegan, John F.

“…Thermal impedance is an important material property which can be used in the design, optimisation and operation of semiconductor lasers. In this study, a new…”
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Multi-channel wide range athermal operation of slotted surface grating lasers for athermal DWDM by Mickus, Dovydas, McKenna, Robert, Murphy, Caolan, Donegan, John

“…Semiconductor lasers can be athermalised, which allows them to maintain their lasing wavelength with varying ambient temperature. Athermalisation can be…”
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1.3 μm wavelength tunable single-mode laser arrays based on slots by McDermott, Michael, McKenna, Robert, Murphy, Caolán, Mickus, Dovydas, Weng, Hai-Zhong, Naimi, Sepideh, Lu, Qiaoyin, Guo, Wei-Hua, Wallace, Michael, Abadía, Nicolás, Donegan, John F

“…Two twelve-channel arrays based on surface-etched slot gratings, one with non-uniformly spaced slots and another with uniformly spaced slots are presented for…”
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Žirgų Kepenų Patologijų Patomorfologinis Tyrimas by Mickus, Dovydas

“…Kepenys yra vienas didžiausių vidaus organų organizme, kurios sudaro apie 1,5 proc. arklių kūno masės. Jos atlieka daugybę gyvybiškai svarbių organizmo…”
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A New Method to Measure Thermal Impedance for All-Active Semiconductor Lasers using the Athermalisation Condition by Mickus, Dovydas, Murphy, Caolan, McKenna, Robert, Donegan, John

“…A method for measuring thermal impedance of several laser sections at once is presented. We measured thermal impedance length product as 29.3±2.1 and…”
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Large Range Athermalisation of Multi-Section Surface Grating Lasers for DWDM-PONs by Mickus, Dovydas, McKenna, Robert, Donegan, John F

“…A multi-section, high order surface grating laser is continuously athermalised with wavelength variation of only ±0.003 nm (± 375 MHz) from 20 to 102 °C. In…”
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Spatially resolved self-heating and thermal impedance of laser diodes using CCD-TR imaging by McKenna, Robert, Mickus, Dovydas, Naimi, Sepideh, Murphy, Caolan, McDermott, Michael, Corbett, Simon, McCloskey, David, Donegan, John Francis

“…The spatial distribution of the surface temperature of single and multi-section slotted semiconductor laser diodes with surface gratings is investigated…”
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Athermal Operation of Multi-Section Surface Grating Lasers for Applications Including Burst-Mode for TWDM-PONs by Mickus, Dovydas, Jain, Gaurav, Naimi, Sepideh, McKenna, Robert, Murphy, Caolan, Donegan, John F.

“…A multi-section laser with high order surface grating is operated athermally with variation in wavelength of 0.003 nm (±375 MHz) from 10-100 °C. In pulsed…”
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