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Akademický článek

Adsorption effect of oxygen on ZnO Nanowires (100 nm) leading towards pronounced edge effects and voltage enhancement

Autor: Mansoor Ahmad, M K Ahmad, N Nafarizal, C F Soon, A B Suriani, A Mohamed, M H Mamat

Publikováno v: Materials Research Express, Vol 7, Iss 9, p 095004 (2020)

Here, we report high output piezoelectric voltage generation from oxidized ZnO nanowires (100 nm). Periodic high output voltage peaks were observed during series of oxygen exposure experiments. Gradual rise in piezoelectric potential from oxidized Zn

Externí odkaz: https://doaj.org/article/b828bbdd09ce44e880a5edf965e470b3

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RADIATION CHARACTERISTIC OF CLOUD BASED MAGNETOMETER FOR VEHICLE DETECTION

Autor: S. K. Yee, M. C. Teoh, Z. Z. Abidin, S. H. Dahlan, M. R. Anuar, K. S. Tee, D. Lim, C. H. See, H. Zhang, Y. Zheng, C. F. Soon

Publikováno v: Jurnal Teknologi. 85:167-174

A traffic sensing and monitoring system based on a magnetometer is proposed to work with Arduino pro-mini and nRF24L01 to mitigate traffic congestion problems. As vehicles pass through the magnetometer buried underground, the microcontroller processe

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::428d0b4322fc2414cc1eaea5f5f97102
https://doi.org/10.11113/jurnalteknologi.v85.19090

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Photovoltaic enhancement of nanostructured boron-doped rutile phase TiO2 nanorods via facile hydrothermal method

Autor: Mansoor Ahmad, N.K.A. Hamed, S. M. Mokhtar, Masaru Shimomura, C. F. Soon

Publikováno v: Journal of Materials Science: Materials in Electronics. 33:9471-9482

Several doping processes are being investigated for the enhancement and efficient utilization of TiO2 properties with increased focus on the crystallinity and mobility of TiO2 nanorods. In this study, boron (B) was chosen as the dopant for its small

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6234cd457b745b967ee63546d08e887c
https://doi.org/10.1007/s10854-021-07440-x

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Effects of Group-I Elements on Output Voltage Generation of ZnO Nanowires Based Nanogenerator; Degradation of Screening Effects by Oxidation of Nanowires

Autor: Mansoor Ahmad, M. K. Ahmad, M. H. Mamat, A. Mohamed, A. B. Suriani, N. M. A. N. Ismail, C. F. Soon, N. Nafarizal

Publikováno v: Micromachines; Volume 13; Issue 9; Pages: 1450

Here, we report the successful incorporation of group I elements (K, Na, Li) to ZnO nanowires. Three distinct (2, 4, and 6 wt.%) doping concentrations of group I elements have been used to generate high piezoelectric voltage by employing a vertically

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f75b63544f934614de5b1a19722a5d6f

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High responsivity of ultraviolet sensor-based rutile-phased TiO2 nanorod arrays using different bias voltage

Autor: N. M. A. N. Ismail, A. S. Ameruddin, Nayan Nafarizal, S. M. Mokhtar, M. H. Mamat, C. F. Soon, Mansoor Ahmad, Abu Bakar Suriani, Masaru Shimomura, Kenji Murakami

Publikováno v: Journal of the Australian Ceramic Society. 56:461-468

Highly oriented rutile titanium dioxide (TiO2) nanorod arrays were grown on fluorine-doped tin oxide (FTO) substrate using a hydrothermal method. X-ray diffraction, Raman spectra, field emission-scanning electron microscopy, and ultraviolet-visible s

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::47f731d368a8d607136bf97c8e52bd62
https://doi.org/10.1007/s41779-019-00350-6

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Effects of grain size and temperature, on the output voltage generation of Energy harvester using ZnO nanowires (oxidized with O2)

Autor: Nayan Nafarizal, Nabil A. Ismail, Mohd Khairul Ahmad, Mansoor Ahmad, C. F. Soon, Abu Bakar Suriani, Azmi Mohamed, Mohamad Hafiz Mamat

Here, we report high output voltage generation via oxidized ZnO nanowires. A thorough study has been carried out to observe the behavior of ZnO nanowires under reduced grain size and high temperature conditions. Study has revealed that piezoelectric

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a87254c5dde356a75f3f2bcb36d3921b
https://doi.org/10.21203/rs.3.rs-201226/v1

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Adsorption effect of NO2 on ZnO (100 nm) nanowires, leading towards reduced reverse leakage current and voltage enhancement

Autor: Mansoor Ahmad, C. F. Soon, Mukhtar Ahmad, Musarrat Jabeen, Abu Bakar Suriani, Muhammad Azhar Iqbal, Abdul Rahman Mohamed, Nayan Nafarizal, M. H. Mamat

Publikováno v: Bulletin of Materials Science. 43

Here, we report the adsorption effect of NO2 on ZnO (100 nm) nanowires. We have studied the effect of adsorbed NO2 molecules on ZnO nanowire-based energy harvester for an exposure time of 1, 2, 3, 4, 5 and 6 h in a sealed chamber at 50 ppm which yiel

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d72e3e61238c207aa73f255b6dd86727
https://doi.org/10.1007/s12034-020-02237-w

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Improvement in photo voltaic performance of rutile-phased TiO2 nanorod/nanoflower-based dye-sensitized solar cell

Autor: Nayan Nafarizal, M. H. Mamat, Kenji Murakami, Masaru Shimomura, C. F. Soon, Mohd Khairul Ahmad, Abdul Rahman Mohamed, Abu Bakar Suriani, M. F. Malek

Publikováno v: Journal of the Australian Ceramic Society. 54:663-670

An improved dye-sensitized solar cell (DSC) of rutile-phased titanium dioxide (TiO2) electrode with increased power conversion efficiency was successfully fabricated. Rutile-phased TiO2 nanorods and nanoflowers were grown directly on fluorine-doped S

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3f651ed07ced1ed4e96f92e45371da42
https://doi.org/10.1007/s41779-018-0195-2

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