Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Thanh Nghia Cao"'
Autor:
Thi Minh Nguyen, Huu Lam Phan, Hong Quang Nguyen, Thanh Nghia Cao, Ngoc Minh Luong, Thi Kim Thu Nguyen, Thi Minh Tam Nguyen, Thi Huyen Thuong Ho, Dinh Lam Vu, Thi Quynh Hoa Nguyen
Publikováno v:
Tạp chí Khoa học, Vol 52, Iss 4A, Pp 28-38 (2023)
A broadband and lightweight polarization converter is proposed for applications in the THz frequency region. The proposed design has a metasurface structure with the dielectric layer modified to a hollow structure to obtain a lightweight design.
Externí odkaz:
https://doaj.org/article/e590182f7f78492690325abca3b2d0c3
Publikováno v:
Journal of Information and Telecommunication, Vol 7, Iss 2, Pp 144-154 (2023)
ABSTRACTIn this paper, an antenna design method operating at 3.5 GHz for 5G system is presented to improve its performance. The antenna is designed using fractal geometry combined with an imperfectly structured ground plane. In which, the radiation s
Externí odkaz:
https://doaj.org/article/56caa7b8256c4ac28fbe72d113bdbe67
Autor:
Thi Kim Thu Nguyen, Thanh Nghia Cao, Ngoc Hieu Nguyen, Le Dac Tuyen, Xuan Khuyen Bui, Chi Lam Truong, Dinh Lam Vu, Thi Quynh Hoa Nguyen
Publikováno v:
IEEE Photonics Journal, Vol 13, Iss 3, Pp 1-10 (2021)
We report a wideband and polarization-/wide-angle insensitive metamaterial absorber based on a symmetry structure associated with surface mount resistors. The proposed structure consists of a periodic array of a top metal symmetry resonator loading w
Externí odkaz:
https://doaj.org/article/e15debff5a6c4cb0b4667860487befed
Autor:
Thi Kim Thu Nguyen, Thi Minh Nguyen, Hong Quang Nguyen, Thanh Nghia Cao, Dac Tuyen Le, Xuan Khuyen Bui, Son Tung Bui, Chi Lam Truong, Dinh Lam Vu, Thi Quynh Hoa Nguyen
Publikováno v:
Scientific Reports, Vol 11, Iss 1, Pp 1-12 (2021)
Abstract A simple design of a broadband multifunctional polarization converter using an anisotropic metasurface for X-band application is proposed. The proposed polarization converter consists of a periodic array of the two-corner-cut square patch re
Externí odkaz:
https://doaj.org/article/7047532c2f57407a975499b6348ce300
Publikováno v:
AIP Advances, Vol 10, Iss 3, Pp 035326-035326-8 (2020)
We report a numerical study on the design of a broadband metamaterial absorber (MMA) with a single layer of metal–dielectric–metal based on an FR-4 substrate for X-band applications. The MMA structure consists of a periodic array of a split circl
Externí odkaz:
https://doaj.org/article/671cc899c889456daf25ac3f942500a2
Publikováno v:
Materials Research Express, Vol 8, Iss 6, p 065801 (2021)
A simple design of terahertz polarization converter has attracted great attention owing to the applicability of terahertz technology in broad fields such as imaging, non-destructive sensing, and communications, but remains a key challenge to simultan
Externí odkaz:
https://doaj.org/article/9866bf28fde242188e6e6a94849e2510
Autor:
Thanh Nghia Cao, Minh Tam Nguyen, Huu Lam Phan, Duc Dung Nguyen, Dinh Lam Vu, Thi Quynh Hoa Nguyen, Jung-Mu Kim
Publikováno v:
International Journal of RF and Microwave Computer-Aided Engineering. 2023:1-11
Developing a millimeter-wave (mm-wave) antenna that enables wide bandwidth with its operating band covering the entire global 5G spectrum is highly desirable but very challenging for achieving both compact size and high-performance antenna. Herein, t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c7a526934852f0884e0f8487435bba43
https://doi.org/10.1155/2023/9938824
https://doi.org/10.1155/2023/9938824
Autor:
Le Dac Tuyen, Thi Kim Thu Nguyen, Chi Lam Truong, Thi Quynh Hoa Nguyen, Ngoc Hieu Nguyen, Xuan Khuyen Bui, Thanh Nghia Cao, Dinh Lam Vu
Publikováno v:
IEEE Photonics Journal, Vol 13, Iss 3, Pp 1-10 (2021)
We report a wideband and polarization-/wide-angle insensitive metamaterial absorber based on a symmetry structure associated with surface mount resistors. The proposed structure consists of a periodic array of a top metal symmetry resonator loading w
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9cfe1d27edb982eb25a28d8297ee2aa8
https://doi.org/10.1109/jphot.2021.3085320
https://doi.org/10.1109/jphot.2021.3085320
Publikováno v:
IET Microwaves, Antennas & Propagation. 13:2501-2508
This study presents an antenna design that operates at the three bands of the Global Positioning System (GPS) receiver. The optimised Minkowski island fractal structure combined with the central window is used to design the radiation surface to reduc
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::09fd68786c5e1972b2cbd9bdbf809e7e
https://doi.org/10.1049/iet-map.2019.0072
https://doi.org/10.1049/iet-map.2019.0072
Autor:
Dac Tuyen Le, Manh Cuong Tran, Thi Kim Thu Nguyen, Chi Lam Truong, Ba Tuan Tong, Thi Quynh Hoa Nguyen, Hong Quang Nguyen, Dinh Lam Vu, Xuan Khuyen Bui, Thanh Nghia Cao
Publikováno v:
Optik. 245:167669
We present a design of a polarization-insensitive dual-band metamaterial absorber (MA) in the THz region by employing a three-layer structure consisting of a rectangular-shaped resonator on top of silicon and metallic film. Finite-difference time dom
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::75631db0ceb6284da32f76dbc013cdc5
https://doi.org/10.1016/j.ijleo.2021.167669
https://doi.org/10.1016/j.ijleo.2021.167669