Zobrazeno 1 - 10
of 12
pro vyhledávání: '"T R Yadunath"'
Publikováno v:
2020 IEEE Photonics Society Summer Topicals Meeting Series (SUM).
A promising optical integrated circuit device design for the generation of broadband, low order OAM modes with topological charges of +1 and +2 is successfully conceptualized using a combination of ring and point defect in thin photonic crystal slab
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ca55f351085dd329bacf6438c12f48ac
https://doi.org/10.1109/sum48678.2020.9161046
https://doi.org/10.1109/sum48678.2020.9161046
Publikováno v:
2019 IEEE Photonics Conference (IPC).
Dispersion tailoring of asymmetric vertical-dual slot waveguides in Silicon-on-Insulator is performed. The asymmetry introduced in widths and position of dual slots are utilized to engineer the dispersion characteristics of the photonic waveguide.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ebe93a715f45534b713a35a079eb1e09
https://doi.org/10.1109/ipcon.2019.8908507
https://doi.org/10.1109/ipcon.2019.8908507
Autor:
T R Yadunath, Archana Kaushalram, Partha Pratim Das, Gopalkrishna Hegde, Srinivas Talabattula
Publikováno v:
Optics Communications. 475:126251
Mode division (de) multiplexers based on asymmetric directional coupler are designed and analysed on the emerging thin film lithium niobate platform in rib, buried and strip waveguide configurations. Rib configuration offers a large bandwidth of ∼
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8de6655055989222e269a9c421b38a70
https://doi.org/10.1016/j.optcom.2020.126251
https://doi.org/10.1016/j.optcom.2020.126251
Publikováno v:
2018 IEEE Distributed Computing, VLSI, Electrical Circuits and Robotics (DISCOVER).
One area of silicon photonics that has attracted attention lately is that of Photonic Crystal(PhC) components. Passive components based on 2D Photonic Crystals have experienced major developments in the last few years. PhCs extends an optimistic stan
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0132e874b62ccaf7bbe03d053e6effcc
https://doi.org/10.1109/discover.2018.8674106
https://doi.org/10.1109/discover.2018.8674106
Autor:
Gopalkrishna Hegde, T R Yadunath, Talabattula Srinivas, Tarimala Badrinarayana, Shafeek A. Samad, T. Sreenivasulu, Kaustav Bhowmick
Publikováno v:
IndraStra Global.
A micro/nanofabrication feasible compact photonic crystal (PC) ring-resonator-based channel drop filter has been designed and analyzed for operation in C and L bands of communication window. The four-channel demultiplexer consists of ring resonators
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9167413b4ac86c3635442c3de7baa53c
http://eprints.iisc.ac.in/60153/1/Opt_Eng_57-4_046109_2018.pdf
http://eprints.iisc.ac.in/60153/1/Opt_Eng_57-4_046109_2018.pdf
Autor:
Sibsankar Mal, Steven Herbert, Marc Cahay, N S Sterin, M Advaitha, Partha Pratim Das, A. Jones, S Kalita, T R Yadunath
The observation of a 0.5 conductance plateau in asymmetrically biased quantum point contacts with in-plane side gates has been attributed to the onset of spin-polarized current through these structures. For InAs quantum point contacts with the same w
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cf94469fa23cf7c0ef48d56c07f2c07e
http://arxiv.org/abs/1702.03398
http://arxiv.org/abs/1702.03398
Autor:
T R Yadunath, Gopalkrishna Hegde, T. Sreenivasulu, T. Srinivas, Kamal John, Rohit K. Ramakrishnan, Anusree Kandoth, Resmi R. Kumar, Partha Pratim Das, S Mohan, T Badrinarayana
Publikováno v:
IndraStra Global.
In this paper a 2D Photonic Crystal array in SOI platform having hexagonal periodicity with a ring defect incorporated along with two bus waveguides is conceptualized and realized for various applications of optical communication, sensing etc. The ri
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::769e47ddfce882c21999b5993a9ae71f
https://igi.indrastra.com/items/show/186817
https://igi.indrastra.com/items/show/186817
Autor:
T R Yadunath, T. Srinivas, Gopalkrishna Hegde, Partha Pratim Das, Venkateswara Rao Kolli, T Badrinarayana, R K Resmi
Publikováno v:
13th International Conference on Fiber Optics and Photonics.
We present the design, simulation, fabrication and characterization of microring resonator on SOI platform. Proposed feature size device resonates at a wavelength of 1565.92 nm. The fabricated device has potential applications in communication and se
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::749265c3d008cb71dc84b42beec6fa64
https://doi.org/10.1364/photonics.2016.tu3f.4
https://doi.org/10.1364/photonics.2016.tu3f.4
Autor:
Venkateswara Rao Kolli, T R Yadunath, T. Srinivas, T Badrinarayana, T. Sreenivasulu, S Mohan, Amaresh Kumar Sahu, Gopalkrishna Hegde
Publikováno v:
IndraStra Global.
A photonic crystal-based force sensor to measure forces in the wide range 100 nN-10 mu N is proposed here. An optimized photonic crystal resonator integrated on top of a Si/SiO2 bilayer cantilever, is used as the sensing device. A sensitivity of 0.1
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::17295b13b4359729773fbe5001a7a845
http://eprints.iisc.ac.in/54093/1/Cur_Sci_110-10_1989_2016.pdf
http://eprints.iisc.ac.in/54093/1/Cur_Sci_110-10_1989_2016.pdf
Autor:
T. Sreenivasulu, Venkateswara Rao Kolli, T R Yadunath, K Anusree, S Mohan, T Badrinarayana, T. Srinivas, Gopalkrishna Hegde
Publikováno v:
2015 IEEE SENSORS.
A force sensor is designed, which consists of a Photonic Crystal (PC) ring resonator integrated on top of a 220nm thick Silicon microcantilever. The quality factor(Q) of the resonator is improved by fine tuning the size of holes inside the hexagonal
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::27c96a2628c8041233e2550b699e2313
https://doi.org/10.1109/icsens.2015.7370225
https://doi.org/10.1109/icsens.2015.7370225