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9篇 您的检索式:作者名="Abideen"
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1Utilisation of transparent synthetic soil surrogates in geotechnical physical models: A review显示文摘Efforts to obtain non-intrusive measurement of deformations and spatial flow within soil mass prior to the advent of transparent soils have perceptible limitations. The transparent soil is a two-phase medium composed of both the synthetic aggregate and fluid components of identical refractive indices aiming at attaining transparency of the resulting soil. The transparency facilitates real life visualisation of soil continuum in physical models. When applied in conjunction with advanced photogrammetry and image processing techniques, transparent soils enable the quantification of the spatial deformation, displacement and multi-phase flow in physical model tests. Transparent synthetic soils have been successfully employed in geotechnical model tests as soil surrogates based on the testing results of their geotechnical properties which replicate those of natural soils. This paper presents a review on transparent synthetic soils and their numerous applications in geotechnical physical models. The properties of the aggregate materials are outlined and the features of the various transparent clays and sands available in the literature are described. The merits of transparent soil are highlighted and the need to amplify its application in geotechnical physical model researches is emphasised. This paper will serve as a concise compendium on the subject of transparent soils for future researchers in this field.Abideen Adekunle Ganiyu Ahmad Safuan A.Rashid Mohd Hanim Osman 2016Journal of Rock Mechanics and Geotechnical Engineering2016,8,4:12
2Impact of a biochar or a biochar-compost mixture on water relation, nutrient uptake and photosynthesis of Phragmites karka显示文摘Soil water and nutrient status are both of major importance for plant appearance and growth performance.The objective of this study was to understand the effect of biochar(1.5%)and a biochar-compost mixture(1.5%biochar+1.5%compost)on the performance of Phragmites karka plants grown on a synthetic nutrient-poor sandy clay soil(50% sand,30% clay,and 20% gravel).Indicators of plant performance,such as growth,lignocellulosic biomass,water status(leaf water potential,osmotic potential,and turgor potential),mineral nutrition status,leaf gas exchange,and chlorophyll fluorescence,and soil respiration(carbon dioxide(CO2)flux)were assessed under greenhouse conditions.Biochar-treated plants had higher growth rates and lignocellulosic biomass production than control plants with no biochar and no compost.There was also a significant increase in soil respiration in the treatments with biochar,which stimulated microbial interactions.The increase in soil water-holding capacity after biochar amendment caused significant improvements in plant water status and plant ion(K^+,Mg^2+,and Ca^2+)contents,leading to an increase in net photosynthesis and a higher energy-use efficiency of photosystem II.Biochar-treated plants had lower oxidative stress,increased water-use efficiency,and decreased soil respiration,and the biochar-compost mixture resulted in even greater improvements in growth,leaf turgor potential,photosynthesis,nutrient content,and soil gas exchange.Our results suggest that biochar and compost promote plant growth with respect to nutrient uptake,water balance,and photosynthetic system efficiency.In summary,both the soil amendments studied could increase opportunities for P.karka to sequester CO2 and produce more fodder bio-active compounds and biomass for bio-energy on nutrient-poor degraded soils.Zainul ABIDEEN Hans-Werner KOYRO Bernhard HUCHZERMEYER Bilquees GUL M.Ajmal KHAN 2020Pedosphere2020,30,4:4
3Effect of impact force on Ti-10 Mo alloy powder compaction by high velocity compaction technique显示文摘Dil Faraz Khan Haiqing Yin He Li Zainul Abideen Asadullah Xuanhui Qu Mujtaba Ellahi 2013Materials and Design2013,,:1
4Acute fibrinous and organizing pneumonia masquerading as a lower respiratory tract infection: a case report and review of the literature显示文摘Akhtar A U1 Abideen Z 2015BMC Res Notes2015,10,8:1
5Acute fibrinous and organizing pneumonia masquerading as a lower respiratory tract infection: a case report and review of the literature显示文摘Akhtar A U1 Abideen Z 2015BMC Res Notes2015,8,:1
6Association between langerhans cells population and histological grade of oral squamous cell carcinoma显示文摘Taye Lasisi Abideen Oluwasola Olawale Lasisi Effiong Akang 2013Journal of Oral and Maxillofacial Pathology2013,,3:1
7Substrate temperature effect on the photophysical and microstructural properties of fluorine-doped tin oxide nanoparticles显示文摘Transparent conducting oxide of fluorine-doped tin oxide(FTO) thin films was deposited from chemical solutions of tin chloride and ammonium fluoride using streaming process for electroless and electrochemical deposition(SPEED) at substrate temperature 450, 500, and 530 ℃ respectively. The effect of substrate temperatures on the microstructural properties such as crystallite size, dislocation density, micro strain, volume of the unit cell,volume of the nanoparticles, number of the unit cell, bond length and the lattice constants were examined using XRD technique. Only reflections from(110) and(200) planes of tetragonal SnO_2 crystal structure were obvious.The peaks are relatively weak indicating that the deposited materials constitute grains in the nano dimension. Hall measurements, which were done using van der Pauw technique, showed that the FTO films are n-type semiconductors. The most favorable electrical values were achieved for the film grown at 530 ℃ with low resistivity of 7.64×10^(-4)Ω·cm and Hall mobility of –9.92 cm^2/(V·s).Ibiyemi Abideen Yusuf Gbadebo Faremi Abass 2017Journal of Semiconductors2017,38,7:0
8Zinc-doped CdS nanoparticles synthesized by microwave-assisted deposition显示文摘Cd_(1-x)Zn_xS nanoparticles were grown on pre-cleaned glass substrates using microwave-assisted chemical bath deposition technique. Nanoparticles obtained by this method were smooth, uniform, good adherent, brownish yellow in color where the brightness of the yellow color nature decreases with increasing Zn^(2+) content. The elemental composition analysis confirmed that the nanoparticles comprise of Cd^(2+), Zn^(2+) and S^(2-). Scanning electron microscope images confirmed the surface uniformity of the Cd_(1-x)Zn_xS nanoparticles devoid of any void,pinhole or cracks and covered the substrate well. The particle size also decreases with increasing Zn ion content.X-ray diffraction(XRD) indicates the hexagonal structure(002) without phase transition. The grain size decreases from 36.45 to 9.60 nm, dislocation density increases from 0.000745 to 0.01085 Line^2/m^2 and lattice parameter decreased from 6.868 to 6.155 nm with increasing Zn^(2+) content. The best transmittance of about 95% was achieved for xD1:0. The nanoparticles showed reduction in the absorbance as Zn ion content increased. Four point probe revealed that the electrical resistivity increased from 1.51×10^(10) to 6.67×10^(10) cm while electrical conductivity decreases from 6.62× 10^( -11) to 1.49× 10^( -11)( cm) 1with increasing Zn^(2+) content. The other electrical properties such as sheet resistance increased from 1.52× 10~8 to 1.58× 10~8, charge carrier mobility decreased from 0.777 to 0.0105 cm^2/(V s) and charge carrier density increased from 1.06 ×10^(12) to 3.95× 10^(12) cm^(-3).Abideen A.Ibiyemi Ayodeji O Awodugba Olusola Akinrinola Abass A Faremi 2017Journal of Semiconductors2017,38,9:0
9Viewpoint of Nigerians towards sexual abuse and molestation of children:A call to proper education显示文摘Dating back to several years in Nigeria,there was a new development on the ratification of the Convention on the Rights of the Child[1].This treaty promised to be the“silver bullet”supporting children’s health,protection,and enjoyable childhood.The development is the world’s most rapid ratified human rights treaty,with 120 signatories[2].Abdullahi Tunde Aborode Abideen Opeyemi Olasupo Taibat Aduragba Hussain Abayomi Oyeyemi Ajagbe 2022Asian Pacific Journal of Tropical Medicine2022,15,5:0
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