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5181
Compact single layer travelling-wave antenna design using metamaterial transmission lines
Published 2017“…Dimensions of the proposed CRLH MTM-TL TWA is 21.5×30.0 mm2 or 0.372λ0×0.520λ0 at 5.2 GHz (center frequency). …”
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Article -
5182
Room temperature operated PEDOT: PSS based flexible and disposable NO2 gas sensor
Published 2023“…The NO 2 sensing properties are explored in the range 0.5–50 ppm at RT (27 °C ± 2 °C). The sensor displays significant % response viz., 0.79%–12.97% in the measured range 0.5–50 ppm. …”
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Article -
5183
Photovoltaic properties of semiconductor (ZnSe)/polymer (PEO-Chitosan blend) junction for solar cells applications
Published 2006“…The open circuit voltage (Voc) of the fabricated cells was between 300 mV to 400 mV. In the dark the device operates as a diode while under illumination it operates as a photoelectrochemical cell.…”
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Article -
5184
Regulation of stable low voltage power supply through phase angle modulation: simulation details
Published 2012“…The ability for the circuit to rectify and regulate is analyzed with respect to its ripple voltage factor which in this paper is recorded as low as 0.25mV/V. …”
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Proceeding Paper -
5185
Structure characterization of electrodeposited zinc selenide thin films
Published 2011“…The best deposition potential obtained was at -0.95 V vs. Ag /AgCl while at lower deposition potentials, the films do not form well. …”
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Article -
5186
Room temperature DBN initiated phospha‐Brook rearrangement of α‐hydroxyphosphonates to phosphates
Published 2022“…A series of substituted aryl phosphate esters have been synthesized from their α‐hydroxyphosphonates substrates, using DBN (1,5 diazabicyclo(4.3.0)non‐5‐ene) at room temperature, via a phospha‐Brook rearrangement. …”
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Article -
5187
Letter to J O Barry-Walsh
Published 1939“…Manuscript letter [signature unclear] discussing the arrangements for a meeting on 5 July. Dated 23 June 1939.…”
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Correspondence -
5188
High prevalence of vitamin D insufficiency and its association with BMI-for-age among primary school children in Kuala Lumpur, Malaysia
Published 2011“…In contrast, 35.3% of the children had serum 25(OH)D concentrations indicative of vitamin D deficiency(≤37.5 nmol/L) and a further 37.1% had insufficiency concentrations (> 37.5-≤50 nmol/L). …”
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Article -
5189
Performance of different photovoltaic cells operating under the meteorological conditions of Singapore
Published 2011“…For a day with a maximum irradiation of about 760Wm-2, analyses of data to determine the performance of solar cel1s revealed an average efficiency of mono crystalline, poly crystal1ine and tandem cells of about 10.4%,9.5% and 8.8%, respectively. The maximum efficiencies recorded were 14.5% for mono-crystalline, 13.5% for polycryslalline and 11% for tandem cells. …”
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Book Chapter -
5190
Flow mechanism and suction distribution in heterogenous residual soil slope under rainfall infiltration
Published 2019“…It was established that burrow holes and two sets of relic joints conclusively improved the modelling of heterogeneous residual soil slope particularly at depths of 1.0 m and 1.5 m…”
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Thesis -
5191
The effects of the reinforcement of alumina and rice husk particles on the hybrid recycled aluminium AA7075 chips composite on physical, mechanical and morphological properties
Published 2022“…The AA7075 chip was reinforced with rice husk and alumina powder at range 0.5 -10.5 wt.%. Rice husk and alumina particles were 63 μm and 1.0 μm to 35.0 μm, respectively. …”
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Thesis -
5192
The potential of porcelain waste as sand replacement to produce high strength concrete
Published 2021“…Three different samples of concrete have been casted (cubes, cylinders and beams), with different sizes, the water cement ratio adopted is 0.5 and 0.37 when superplasticizer was added with mix proportion of concrete 1:1.5:3. …”
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Thesis -
5193
Mechanical properties of AA7075 aluminium chip reinforced rice husk silica by solid state technique
Published 2020“…Recycled aluminium chip AA7075 with the addition of composition as-received untreated and treated rice husk silica (2.5, 5, 7.5, 10, and 12.5 wt%) were used. Treated rice husk was soaked in hydrochloric acid to fasten the burning process at temperatures of 700 and 1000°C. …”
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Book Section -
5194
Assessment of ergonomics risk factor associated with upper limb disorders among cashiers in grocery retail industries
Published 2018“…As for JSI method, mostly the cashiers experienced with intensity and duration of exertion based on the high rating mean values (Mean = 2.9, SD = 0.6) and (Mean = 2.5, SD = 0.5) respectively. In RULA method, cashiers obtained a high mean score of leg and wrist posture with a score of (Mean = 2.1, SD = 0.4) and (Mean = 1.9, SD = 0.5) respectively. …”
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Thesis -
5195
Chemistry and biological activity of iron quinoneoximic complexes
Published 1990“…Infra-red spectroscopic studies have shown that in the solid state 5-hydroxy-l,2-benzoquinone 2-oxime (hqoH,), 5-hydroxy-3-methyl-l,2-benzoquinone 2-oxime (3-MehqoH2), 5-hydroxy-6-methyl-l,2-benzoquinone 2-oxime (e-MehqoH,) and H-acetyl-5-amino- 1,2-benzoquinone 2-oxime (N-AcqoH) and their sodium and potassium complexes exist in the oximic form rather than the nitroso form. …”
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Thesis -
5196
Thermal performance of backflow solar air heating with integrated nanoparticle enhanced pcm absorber storage system
Published 2019“…Moreover, the discharging time in the SAH with pure paraffin wax of heat stored took 5.5, 5, 4.5 and 4 hours at the air mass flow rate 0.03, 0.04, 0.05 and 0.06 kg/s, respectively. …”
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Thesis -
5197
Letter from the Organising Secretary of the APL to P. O'Sullivan
Published 1939“…Typescript letter dated 5 July 1939, to P O'Sullivan, from the Organising Secretary, to thank for payment for membership.…”
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Correspondence -
5198
Characteristics of neodymium modified borate crystals and glasses grown via polycrystalline seed mediation
Published 2023“…Additionally, the optical band gap of NdLNB crystal was significantly lower than that of NdLNB glass which were 2.84 and 3.75 eV, respectively. The Judd‒Ofelt intensity parameters of all the glass samples followed the trend of Ω6 > Ω4 > Ω2 except for 5NdLNB glass, which followed the trend of Ω4 > Ω6 > Ω2 which similar to NdLNB crystal. …”
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Thesis -
5199
Effects of bismuth oxide on the properties of calcium phosphate bioceramics
Published 2011“…Additionally, 0.5 wt% Bi2O3-doped HA was able to achieve highest hardness of 6.04 GPa and fracture toughness of 1.21 MPam1/2 at sintering temperature of 1000oC. …”
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Article -
5200
Antioxidant activity of leaves of Calophyllum Rubiginosum
Published 2010“…Results: As the results, methanol extracts (5 mg mL-1) has higher phenolic contents of 66.2 μg mg-1 Gallic Acid Equivalent (GAE) compared to n-hexane and DCM extracts with phenolic content of 50.5 and 52.5 μg mg-1 GAE respectively. …”
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Article