Zobrazeno 1 - 10
of 34
pro vyhledávání: '"Rahul Kumar Gangwar"'
Autor:
Rahul Kumar Gangwar, Sneha Kumari, Akhilesh Kumar Pathak, Sai Dheeraj Gutlapalli, Mahesh Chand Meena
Publikováno v:
Optics, Vol 4, Iss 1, Pp 171-197 (2023)
The current generation is witnessing a huge interest in optical waveguides due to their salient features: they are of low cost, immune to electromagnetic interference, easy to multiplex, have a compact size, etc. These features of optical fibers make
Externí odkaz:
https://doaj.org/article/01837b2d452a4f06bca8b857ff65b72c
Publikováno v:
Photonics, Vol 10, Iss 11, p 1199 (2023)
The research field of photonic crystals (PhCs) remains active on a global scale. PhCs, which are periodic optical nanostructures with the characteristics of excellent light field confinement and numerous varying degrees of freedom, provide a solid fo
Externí odkaz:
https://doaj.org/article/0ef6fff55b4d4c759a019033a07d285e
Publikováno v:
Frontiers in Physics, Vol 10 (2022)
In this article, a microring resonator sensor based on porous silicon is proposed for temperature and cancer cell detection, simultaneously. The porous behavior of silicon with a large internal surface area allows external materials to interact direc
Externí odkaz:
https://doaj.org/article/1c19a2f35d244a249f7dc67606a4ca45
Publikováno v:
Computation, Vol 11, Iss 2, p 34 (2023)
In this study, we demonstrate the influence of operating temperature variation and stress-induced effects on a silicon-on-insulator (SOI)-based multi-mode interference coupler (MMI). Here, SiGe is introduced as the cladding layer to analyze its effec
Externí odkaz:
https://doaj.org/article/5b4e684ec2e74eb3bc789fe69c28e4d5
Publikováno v:
Frontiers in Physics, Vol 9 (2021)
In this article, a D-shaped optical fiber refractive index (RI) sensor based on surface plasmon resonance effect is demonstrated. The gold film is placed at the flat portion of the optical fiber along with the sensing analytes of the different RIs to
Externí odkaz:
https://doaj.org/article/4844d2678c6a478a8af8802e3b1257e2
Autor:
Iqra Afzal, Ambreen Akram, Rafael S. Alencar, Helliomar Pereira Barbosa, Eduardo B. Barros, Everton Bonturim, Hermi Felinto de Brito, Pooja Chauhan, Cid B. de Araújo, Helinando P. de Oliveira, Rahul Kumar Gangwar, Anderson S.L. Gomes, Yasir Jamil, Yasir Javed, Jagdish Kumar, Kaushal Kumar, Ian Pompermayer Machado, Leonardo de S. Menezes, Leonnam Gotardo Merízio, Neeraj Kumar Mishra, Akhilesh Kumar Pathak, Cássio Cardoso Santos Pedroso, Jun Qin, Albert S. Reyna, Alina Saleem, Minarul I. Sarkar, Surender Kumar Sharma, Navadeep Shrivastava, Kumar Shwetabh, Asra Siddique, Antonio G. Souza Filho, Madan Murari Upadhyay, Dalip Singh Verma, Xingjun Wang
Publikováno v:
Modern Luminescence from Fundamental Concepts to Materials and Applications ISBN: 9780323899543
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::31a7c5022e9eb48a590e848c133b648b
https://doi.org/10.1016/b978-0-323-89954-3.00013-2
https://doi.org/10.1016/b978-0-323-89954-3.00013-2
Autor:
Jun Qin, Xingjun Wang, Rahul Kumar Gangwar, Siming Liu, Yuansheng Tao, Haowen Shu, Danshi Wang, Guo-Wei Lu
Publikováno v:
IEEE Journal of Selected Topics in Quantum Electronics. 27:1-10
A novel maximum-ratio combined receiver (MRC-RX) is proposed and demonstrated through a proof-of-concept experiment, conducted to mitigate the system performance degradation caused by the low linearity of the silicon modulator when deployed in passiv
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::67c3ad304a37b9dd41d29475230cee0d
https://doi.org/10.1109/jstqe.2020.3021732
https://doi.org/10.1109/jstqe.2020.3021732
Publikováno v:
Optical Fiber Technology. 73:103060
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::90f523a5963b5f599a9edb95c5cf3097
https://doi.org/10.1016/j.yofte.2022.103060
https://doi.org/10.1016/j.yofte.2022.103060
Publikováno v:
IEEE Sensors Journal. 19:9244-9248
A highly sensitive D-shaped optical fiber refractive index sensor based on surface plasmon resonance is designed and analyzed by using numerical simulations based on the finite element method. The flat surface of the fiber is coated with a gold layer
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::896bf1f598857fb0b9413bd507aae002
https://doi.org/10.1109/jsen.2019.2927728
https://doi.org/10.1109/jsen.2019.2927728
Publikováno v:
Plasmonics. 14:1823-1830
In this article, a cost-effective hollow core fiber (HCF)-based refractive index (RI) sensor using surface plasmon resonance (SPR) is designed and demonstrated. The sensor consists of a metal nanowire inside an HCF along with the sensing medium of va
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fdf23b93f87738bacb3865d601f50570
https://doi.org/10.1007/s11468-019-00969-y
https://doi.org/10.1007/s11468-019-00969-y