Zobrazeno 1 - 10
of 860
pro vyhledávání: '"FDTD simulation"'
Autor:
Subham Kumar Saha, Pritha Mondal, Samartha A. Channagiri, Rekha Mahadevu, Navyashree Vasudeva, Pavithra Bellare, N. Ravishankar, Anshu Pandey
Publikováno v:
Chemical Physics Impact, Vol 9, Iss , Pp 100677- (2024)
Bimetallic nanostructures can exhibit significant broadening of Mie resonances compared to monometallic nanoparticles. Here, we study these materials using Electron Energy Loss Spectroscopy at a single particle level. This technique is immensely effe
Externí odkaz:
https://doaj.org/article/4eb1fa1284254d6e85a84bc64e175203
Autor:
Yohanes Galih Adhiyoga, Tri Nur Arifin, Syaeful Ilman, Erfiana Wahyuningsih, Dian Rusdiyanto, Adhi Mahendra
Publikováno v:
Buletin Pos dan Telekomunikasi: Media Komunikasi Ilmiah, Vol 21, Iss 2, Pp 32-41 (2023)
5G mobile communication technology has attracted much attention in the past three years. However, the development of antennas that can cover three types of 5G bands at once has not been studied. This paper proposes an antenna covering the three frequ
Externí odkaz:
https://doaj.org/article/98c9d5cc5fae49d5bf8105c077dd2146
Autor:
Tsogtbaatar Amarsaikhan, Motoyuki Sato
Publikováno v:
Mongolian Geoscientist, Vol 28, Iss 56, Pp 14-26 (2023)
In practice, the reflected EM signal cannot be clearly observed in GPR data due to the high water content and other reasons. However, the antenna coupling signal through the ground interface is dominated in all the GPR measurements. This direct coupl
Externí odkaz:
https://doaj.org/article/31c454ff953444e3a0097b0f98ce90ac
Publikováno v:
Royal Society Open Science, Vol 11, Iss 1 (2024)
High-precision visual sensing has been achieved by combining cameras with deep learning. However, an unresolved challenge involves identifying information that remains elusive for optical sensors, such as occlusion spots hidden behind objects. Compar
Externí odkaz:
https://doaj.org/article/ae92961ec1994a1f9d7f50697c9bbbd9
Autor:
Siti Nasuha Mustaffa, Nadhrah Md Yatim, Affa Rozana Abdul Rashid, Nadrah Md Yatim, Vatsala Pithaih, Nur Shahirah Sha'ari, Ahmad Razif Muhammad, Azaham Abdul Rahman, Nur Akmar Jamil, P. Susthitha Menon
Publikováno v:
Heliyon, Vol 9, Iss 12, Pp e22926- (2023)
Uric acid is a waste product of the human body where high levels of it or hyperuricemia can lead to gout, kidney disease and other health issues. In this paper, Finite Difference Time Doman (FDTD) simulation method was used to develop a plasmonic opt
Externí odkaz:
https://doaj.org/article/1d1746d2394746019e96b5e7a8405d34
Publikováno v:
Materials, Vol 17, Iss 4, p 807 (2024)
Gold nanohole arrays, hybrid metal/dielectric metasurfaces composed of periodically arranged air holes in a thick gold film, exhibit versatile support for both localized and propagating surface plasmons. Leveraging their capabilities, particularly in
Externí odkaz:
https://doaj.org/article/7d942647403e4bf594767492b4fc7f11
Publikováno v:
Taiyuan Ligong Daxue xuebao, Vol 53, Iss 6, Pp 1061-1067 (2022)
The local plasma resonance of noble metal nanoparticles can significantly enhance the visible light response of wide bandgap semiconductors, but the absorption coefficient of noble metal nanoparticles with small volume and strong scattering is low, w
Externí odkaz:
https://doaj.org/article/940f3342d2f146cd9ccdd48aec762a59
Publikováno v:
Naučno-tehničeskij Vestnik Informacionnyh Tehnologij, Mehaniki i Optiki, Vol 22, Iss 5, Pp 818-823 (2022)
The presented work reflects and analyzes the results of numerical simulation of the electric field strength dependence on the dimensionality and geometry of gold nanostructures as well as their orientation relative to the polarization of the incident
Externí odkaz:
https://doaj.org/article/0b0a2b23aaeb4f778d01651ad6c43ada
Publikováno v:
Nanomaterials, Vol 13, Iss 23, p 2991 (2023)
Lead-free Cs2AgBiBr6 double perovskite has emerged as a promising new-generation photovoltaic, due to its non-toxicity, long carrier lifetime, and low exciton binding energies. However, the low power conversion efficiency, due to the high indirect ba
Externí odkaz:
https://doaj.org/article/e2068d9e8da349fdaed2c8d8a20c7a94