Zobrazeno 1 - 10
of 564
pro vyhledávání: '"Mohd Adzir Mahdi"'
Autor:
Olabisi Abdullahi Onifade, Dinie Dayana Mohamad Azri, Muhammad Hafiz Abu Bakar, Mohammed Thamer Alresheedi, Eng Khoon Ng, Mohd Adzir Mahdi, Ahmad Shukri Muhammad Noor
Publikováno v:
Photonic Sensors, Vol 15, Iss 1, Pp 1-16 (2024)
Abstract This study presented a surface-functionalized sensor probe using 3-aminopropyltriethoxysilane (APTES) self-assembled monolayers on a Kretschmann-configured plasmonic platform. The probe featured stacked nanocomposites of gold (via sputtering
Externí odkaz:
https://doaj.org/article/63581ea0b2c84965b9eedf6f0500055b
Autor:
Norita Mohd Yusoff, Mahmoud Hazzaa Mohamed Ahmed, Eng Khoon Ng, Mohammed Thamer Alresheedi, Mohd Zul Hilmi Mayzan, Mohd Adzir Mahdi
Publikováno v:
Results in Physics, Vol 52, Iss , Pp 106843- (2023)
This work presents a tapered fiber decorated with bulk α-alumina with 4.08% modulation depth and 21.67 MW/cm2 saturation intensity which was responsible to induce noise-like pulse (NLP) in an “eye-safe” wavelength region. The light-matter intera
Externí odkaz:
https://doaj.org/article/219f51ba373a4d399761defa33626ec8
Autor:
Norita Mohd Yusoff, Eng Khoon Ng, Natrah Shafiqah Rosli, Che Azurahanim Che Abdullah, Nelydia Md. Yusoff, Mohd Adzir Mahdi
Publikováno v:
IEEE Photonics Journal, Vol 15, Iss 1, Pp 1-10 (2023)
A tapered microfiber decorated with titanium dioxide-silicon dioxide nanocomposite saturable absorber (TiO2-SiO2-SA) is demonstrated via alkali fusion method and spin-coating technique. The TiO2-SiO2-SA exhibited 17.1% modulation depth, 31.7 µJ/cm2
Externí odkaz:
https://doaj.org/article/1dd4b77467ab4d8791f6221ddc2ce6fe
Autor:
Yasmin Mustapha Kamil, Sura Hmoud Al-Rekabi, Muhammad Hafiz Abu Bakar, Yap Wing Fen, Husam Abduldaem Mohammed, Nor Hafizah Mohamed Halip, Mohammed Thamer Alresheedi, Mohd Adzir Mahdi
Publikováno v:
Photonic Sensors, Vol 12, Iss 3, Pp 1-8 (2022)
Abstract The lethality of inorganic arsenic (As) and the threat it poses have made the development of efficient As detection systems a vital necessity. This research work demonstrates a sensing layer made of hydrous ferric oxide (Fe2H2O4) to detect A
Externí odkaz:
https://doaj.org/article/f97ac4d238a140e5a616a3e4e698744a
Autor:
Amir Murad, Norita Mohd Yusoff, Josephine Ying Chyi Liew, Mohd Hanif Yaacob, Chee Seong Goh, Mohd Adzir Mahdi
Publikováno v:
Results in Physics, Vol 41, Iss , Pp 105881- (2022)
This work demonstrates the fabrication of a saturable absorber with nickel 1,3,5-benzene-tricarboxylic acid (Ni-H3BTC)-metal organic framework (MOF) to generate soliton pulses in an erbium-doped fiber laser. The saturable absorber was fabricated by s
Externí odkaz:
https://doaj.org/article/b547e33047984cf8b3e104ecc9b29dbc
Autor:
Farah Diana Muhammad, Josephine Liew Ying Chyi, Anom Nazirah Mohd Asran, Mohammed Thamer Alresheedi, Eng Khoon Ng, Mohd Adzir Mahdi
Publikováno v:
Photonics, Vol 10, Iss 9, p 995 (2023)
We demonstrate the utilization of iron oxide (Fe2O3) as light-absorbing material in an erbium-doped fiber laser (EDFL) for the generation of Q-switched pulses. A sandwich-type saturable absorber (SA) with Fe2O3 nanoparticles between fiber ferrules is
Externí odkaz:
https://doaj.org/article/9feaa3c81e464ddbacd991432029a47b
Autor:
Airull Azizi Awang Lah, Abdul Hadi Sulaiman, Fairuz Abdullah, Sumiaty Ambran, Eng Khoon Ng, Mohammed Thamer Alresheedi, Mohd Adzir Mahdi, Nelidya Md Yusoff
Publikováno v:
Photonics, Vol 10, Iss 8, p 924 (2023)
We demonstrate a generation of three lasing wavelengths with the assistance of Rayleigh backscattering as the stabilizer of peak power variations. The proposed laser consists of a combination of the semiconductor optical amplifier (SOA) and erbium-do
Externí odkaz:
https://doaj.org/article/31c8ea7b4d884c65a79d0179de4b8ef9
Autor:
Ahmad Fauzi Abas, Kuen Yao Lau, Yahya Mohammed Al-Moliki, Yosef Taher Aladadi, Mohammed Thamer Alresheedi, Mohd Adzir Mahdi
Publikováno v:
Applied Sciences, Vol 13, Iss 7, p 4087 (2023)
This study demonstrates a passive mode-locked erbium-doped fiber laser with a graphene nanoplatelet-saturable absorber (GNP-SA) that generates ultrashort pulses within femtosecond pulse duration. The GNP-SA is fabricated via a direct transfer approac
Externí odkaz:
https://doaj.org/article/4772402d74e644e48b40b3fda5f78830
Autor:
Husam Abduldaem Mohammed, Muhammad Hafiz Abu Bakar, Siti Barirah Ahmad Anas, Mohd Adzir Mahdi, Mohd Hanif Yaacob
Publikováno v:
IEEE Access, Vol 9, Pp 145282-145287 (2021)
The increased deployment of optical fiber sensors along with the development of internet of things has increased the demand for real-time in situ remote monitoring systems in the optical sensing industry. Etched-tapered single-mode optical fiber (ETS
Externí odkaz:
https://doaj.org/article/25368eed0be744f68d8958a9724e5a91
Autor:
Yasmin Mustapha Kamil, Muhammad Hafiz Abu Bakar, Nurul Hida Zainuddin, Mohd Hanif Yaacob, Mohd Adzir Mahdi
Publikováno v:
Biosensors, Vol 13, Iss 2, p 270 (2023)
Biosensors are central to diagnostic and medicinal applications, especially in terms of monitoring, managing illness, and public health. Microfiber-based biosensors are known to be capable of measuring both the presence and behavior of biological mol
Externí odkaz:
https://doaj.org/article/cfd251eb36a2469dad159000404ce949