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521
S-quinolin-2-yl-methyldithiocarbazate-based magnetic adsorbent for magnetic solid-phase extraction of heavy metals from water samples
Published 2019“…Under optimal MSPE conditions (20 mg adsorbent dispersed in 25 mL of sample which adjusted to pH 6.0 and sonicated for 10 min, before desorbed in 0.5 mL of 1 M HClO4 and sonicated for 5 min), the validation method revealed a good linearity (0.1–5.0 μg mL−1) with the coefficient of determination (R2) in the range of 0.995–0.996 for the samples. …”
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Article -
522
In-situ melting assessment of AZ91D magnesium alloy investment casting
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Thesis -
523
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524
Chemical Treatment of Banana Blossom Peels Adsorbent as New Approach for Manganese Removal: Isotherm and Kinetic Studies
Published 2023“…Using 0.1 M HCI, the maximal desorption rate of Mn was 92% in the first cycle, with a recovery rate of 94.18% Mn removal in 30 min. These findings support the use of BBP as a natural adsorbent for Mn removal as a treatment option for improving wastewater quality.…”
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Article -
525
Steel Slag and Limestone as a Rock Filter for Eliminating Phosphorus from Domestic Wastewater: A Pilot Study in a Warm Climate
Published 2023“…The VASSF achieved a removal percentage at 30% of TP, biological oxygen demand (BOD; 89%), chemical oxygen demand (COD; 75%), total suspended solids (TSS; 73%), and total coliforms (TC; 96%), recorded with 7 L/min of an airflow rate and 1.04 m3/m3.day of hydraulic loading rate (HLR) at potential of hydrogen (pH) 7.3 and 5.09 mg/L of dissolved oxygen (DO). …”
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Article -
526
Tinjauan terhadap motivasi dan transformasi budaya kehidupan dalam kalangan pelajar baharu di Fakulti Pendidikan Teknikal dan Vokasional, UTHM
Published 2021“…Data deskriptif yang diperoleh menunjukkan nilai min bagi pembolehubah motivasi berada pada tahap tinggi dan pembolehubah transformasi budaya kehidupan juga pada tahap tinggi. …”
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Article -
527
Optimization of copper oxide film by dip coating technique for oxygen detection
Published 2018“…Based on the results, 400 oC annealing temperature, pH 12.0 of CuO solution and 70 mm/min of withdrawal speed are the optimum parameters of CuO films for gas detection. …”
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Thesis -
528
Model konsep pembangunan profesionalisme tenaga pengajar Kolej Vokasional Malaysia
Published 2016“…Perisian Winsteps digunakan bersama perisian `Statistical Package for the Social Sciences` (SPSS) versi 20.0 bagi tujuan analisis data di peringkat kajian sebenar. Dapatan nilai min skor dan min ukuran (logit) menunjukkan sub elemen LDP sesuai dilaksanakan bagi program pembangunan profesionalisme tenaga pengajar. …”
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Thesis -
529
Pembangunan dan keberkesanan modul perancahan berstruktur dalam pembelajaran berasaskan projek terhadap pengetahuan dan kemahiran bagi projek mesin larik pelajar Politeknik
Published 2016“…Hasil dapatan kajian menunjukkan skor min kaedah perancahan berstruktur dalam pembelajaran berasaskan projek adalah paling tinggi bagi meningkatkan pengetahuan pengendalian mesin larik, kemahiran teknikal, kemahiran menyelesaikan masalah dan kemahiran mengorganisasi kerja mengatasi skor min kaedah pembelajaran berasaskan projek dan kaedah demonstrasi. …”
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Thesis -
530
Optimization processability of ss316l used natural hydroxyapatite from waste tilapia fish bones in metal injection molding
Published 2019“…The optimal condition of thermal debinding process was heating rate at 4 °C/min, temperature at 550 °C, 60 minutes of dwelling time and 4°C/min cooling rate and produced good quality brown parts. …”
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Thesis -
531
Pretreatment of sludge palm oil by ultrasonic energy for biodiesel production
Published 2010“…The reduction of free fatty acids (FFAs) in sludge palm oil (SPO) was measured at different sonication time from 30 to 300 min and the optimum time was determined. It is reasonable to indicate that the pretreatment of SPO by applying ultrasonic energy is related to long sonication time. …”
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Proceeding Paper -
532
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533
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534
Novel opto-electronic and plastic fibre sensors
Published 1998“…The middle POF is coupled to a red LED and emits light onto a flat target with the two outer fibres receiving the reflected light from the target and guiding it to two silicon PIN photodiodes. Theoretical investigations on the behaviour of the sensor are presented for ranges between 0 mm and 100 mm, and for targets with different reflectivities. …”
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Thesis -
535
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536
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537
Studies of complexes derived from 5-acetylamino-1,2-benzoquinone 2-oxime and related ligands
Published 1991“…The diamagnetism of Co(5-Acqo)3 and the low spin configuration of Mn(5-Acqo)3.H2O are indicative of the strong field character of the ligand. …”
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Thesis -
538
Effect of intrapartum pethidine on the neonatal outcome: is it duration related?
Published 2012“…All neonates delivered with good Apgar Score (AS), 8 at 1 minute and 9 at 5 minute except 1 with AS of 5 at 1 min and 7 at 5 min which delivered more than 4 hours after pethidine. …”
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Article -
539
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540