Sökning: onr:kv9hnm0rhpjmt8wd > Mid-infrared photon...
Fältnamn | Indikatorer | Metadata |
---|---|---|
000 | 07248cam a22013453a 4500 | |
001 | kv9hnm0rhpjmt8wd | |
003 | SE-LIBR | |
005 | 20191005120931.0 | |
007 | cr ||| ||||| | |
008 | 191005s2019 sw |||||om|||o000 ||eng|c | |
020 | z 9789178733033 | |
024 | 7 | a http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-2611882 uri |
024 | 7 | a urn:nbn:se:kth:diva-2611882 urn |
040 | a MimerProde a | |
041 | 0 | a eng |
042 | 9 EPLK | |
100 | 1 | a Ottonello Briano, Floria4 aut |
245 | 1 0 | a Mid-infrared photonic devices for on-chip optical gas sensingh [Elektronisk resurs] |
264 | 1 | b KTH Royal Institute of Technology,c 2019 |
500 | a Härtill 5 uppsatser | |
500 | a Teknologie doktorsexamen | |
500 | a Degree of Doctor of Philosophy | |
500 | a Vinnova [2012-01233] | |
500 | a Vinnova [2014-05246] | |
500 | a Vinnova [2016-02328] | |
500 | a Vinnova [2017- 05108] | |
500 | a Stockholms läns landsting [20140751] | |
500 | a Stockholms läns landsting [20150910] | |
500 | a Stiftelsen för strategisk forskning (SSF) [GMT14-0071] | |
500 | a EU, FP7, Sjunde ramprogrammet [267528] | |
500 | a EU, Horisont 2020 [825272] | |
502 | a Diss. (sammanfattning) Stockholm : Kungliga Tekniska högskolan, 2019 | |
506 | 0 | a gratis |
520 | a Gas detection is crucial in a wide range of fields and applications, such as safety and process control in the industry, atmospheric sciences, and breath diagnostics. Optical gas sensing offers some key advantages, compared to other sensing methods such as electrochemical and semiconductor sensing: high specificity, fast response, and minimal drift. Wavelengths between 3 and 10 μm are of particular interest for gas sensing. This spectral range, called the mid-infrared (mid-IR), is also known as the fingerprint region, because several gas species can be identified by their sharp absorption lines in this region. The most relevant mid-IR-active gases are the trace gases carbon dioxide (CO2), methane (CH4), carbon monoxide (CO), ammonia (NH3), and nitrous oxide (N2O). They are greenhouse gases, contributing to global warming. They are waste products of human activities and widely used in agriculture and industry. Therefore, it is crucial to accurately and extensively monitor them. However, traditional optical gas sensors with a free-space optical path configuration, are too bulky, power-hungry, and expensive to be widely adopted. This thesis presents mid-IR integrated photonic devices that enable the on-chip integration of optical gas sensors, with a focus on CO2 sensing. The reported technologies address the fundamental sensor functionalities: light-gas interaction, infrared light generation, and infrared light detection. The thesis introduces a novel mid-IR silicon photonic waveguide that allows a light path as long as tens of centimeters to fit in a volume smaller than a few cubic millimeters. Mid-IR CO2 spectroscopy demonstrates the high sensing performance of the waveguide. The thesis also explores the refractive index sensing of CO2 with a mid-IR silicon photonic micro-ring resonator. Furthermore, the thesis proposes platinum nanowires as low-cost infrared light sources and detectors that can be easily integrated on photonic waveguides. Finally, the thesis presents a large-area infrared emitter fabricated by highs-peed wire bonding and integrated in a non-dispersive infrared sensor for the detection of alcohol in breath. The technologies presented in this thesis are suited for cost-effective mass production and large-scale adoption. Miniaturized integrated optical gas sensors have the potential to become the main choice for an increasingly broad range of existing and new applications, such as portable, distributed, and networked environmental monitoring, and high-volume medical and consumer applications. | |
650 | 7 | a Engineering and Technology2 hsv |
650 | 7 | a Electrical Engineering, Electronic Engineering, Information Engineering2 hsv |
650 | 7 | a Other Electrical Engineering, Electronic Engineering, Information Engineering2 hsv |
650 | 7 | a Teknik och teknologier2 hsv |
650 | 7 | a Elektroteknik och elektronik2 hsv |
650 | 7 | a Annan elektroteknik och elektronik2 hsv |
650 | 7 | a Nano Technology2 hsv |
650 | 7 | a Nanoteknik2 hsv |
650 | 7 | a Medical Engineering2 hsv |
650 | 7 | a Medical Equipment Engineering2 hsv |
650 | 7 | a Medicinteknik2 hsv |
650 | 7 | a Medicinsk apparatteknik2 hsv |
650 | 7 | a Mechanical Engineering2 hsv |
650 | 7 | a Other Mechanical Engineering2 hsv |
650 | 7 | a Maskinteknik2 hsv |
650 | 7 | a Annan maskinteknik2 hsv |
650 | 7 | a Natural Sciences2 hsv |
650 | 7 | a Physical Sciences2 hsv |
650 | 7 | a Atom and Molecular Physics and Optics2 hsv |
650 | 7 | a Naturvetenskap2 hsv |
650 | 7 | a Fysik2 hsv |
650 | 7 | a Atom- och molekylfysik och optik2 hsv |
650 | 7 | a Chemical Sciences2 hsv |
650 | 7 | a Analytical Chemistry2 hsv |
650 | 7 | a Kemi2 hsv |
650 | 7 | a Analytisk kemi2 hsv |
650 | 7 | a Optics and Photonics2 kth |
650 | 7 | a Optik och fotonik2 kth |
650 | 7 | a Electrical Engineering2 kth |
650 | 7 | a Elektro- och systemteknik2 kth |
653 | a mid-infrared | |
653 | a mid-IR | |
653 | a photonics | |
653 | a silicon photonics | |
653 | a gas sensing | |
653 | a optical sensing | |
653 | a optical gas sensing | |
653 | a spectroscopy | |
653 | a absorption | |
653 | a dispersion | |
653 | a carbon dioxide | |
653 | a CO2 | |
653 | a CO2 sensing | |
653 | a trace gas | |
653 | a ethanol sensing | |
653 | a alcohol sensing | |
653 | a waveguide | |
653 | a photonic waveguide | |
653 | a ring resonator | |
653 | a nanowire | |
653 | a nanoheater | |
653 | a emitter | |
653 | a thermal source | |
653 | a bolometer | |
653 | a microbolometer | |
653 | a thermal detector | |
653 | a high frequency | |
653 | a 3 omega method | |
653 | a plasmonic | |
653 | a platinum | |
653 | a Kanthal | |
653 | a silicon-on-insulator | |
653 | a micro-electro-mechanical systems (MEMS) | |
653 | a microfabrication | |
653 | a microsystems | |
653 | a microtechnology | |
653 | a nanotechnology | |
655 | 7 | a government publication2 marcgt |
700 | 1 | a Gylfason, Kristinn B.4 ths |
700 | 1 | a Marris-Morini, Delphine4 opn |
710 | 1 | a KTHb Skolan för elektroteknik och datavetenskap (EECS)4 pbl |
772 | 1 0 | i channel recordw 8sl288zl5qs93gz |
776 | 0 8 | i Annat formatz 9789178733033 |
856 | 4 0 | u http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-261188 |
856 | 4 0 | u http://kth.diva-portal.org/smash/get/diva2:1357381/FULLTEXT01 |
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