Search Results - "Chandra, W."

The Changing Face of Epidemiology: Gender Disparities in Citations? by Schisterman, Enrique F., Swanson, Chandra W., Lu, Ya-Ling, Mumford, Sunni L.

“…BACKGROUND:Female biomedical scientists tend to publish fewer articles as last author than their male colleagues and accrue fewer citations per publication. We…”
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Fourier transform infrared spectrum pre-processing technique selection for detecting PYLCV-infected chilli plants by Agustika, Dyah K., Mercuriani, Ixora, Purnomo, Chandra W., Hartono, Sedyo, Triyana, Kuwat, Iliescu, Doina D., Leeson, Mark S.

“…[Display omitted] •Pepper Yellow Leaf Curl Virus (PYLCV) can reduce the productivity of chilli plants by between 20% and 100%.•The disease exhibits the same…”
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Dilational Interfacial Rheology for Increasingly Deasphalted Bitumens and n‑C5 Asphaltenes in Toluene/NaHCO3 Solution by Angle, Chandra W, Hua, Yujuan

“…Understanding the properties and behaviors of diluted bitumen/water interfaces under stresses is important for remediating emulsion problems in bitumen…”
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Effects of sand and flocculation on dewaterability of kaolin slurries aimed at treating mature oil sands tailings by Angle, Chandra W., Gharib, Sameh

“…[Display omitted] •4–5% v/v sand with kaolin in 10% v/v solids improved dewaterability significantly.•Untreated kaolin or MFT consolidated better than…”
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Brewster Angle Microscopy of Langmuir Films of Athabasca Bitumens, n‑C5 Asphaltenes, and SAGD Bitumen during Pressure–Area Hysteresis by Hua, Yujuan, Angle, Chandra W

“…Bitumen films formed on water surfaces have negative consequences, both environmental and economic. CanmetENERGY has placed considerable research emphasis on…”
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Dewatering kinetics and viscoelastic properties of kaolin as tailings model under compressive pressures by Angle, Chandra W., Clarke, Brittany, Dabros, Tadeusz

“…[Display omitted] •An immobilization cell (IMC) was used for dewatering gel-point kaolin slurry.•Dewatering kinetics and viscoelasticity during suction to…”
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Variational p-harmonious functions: existence and convergence to p-harmonic functions by Chandra, E. W., Ishiwata, M., Magnanini, R., Wadade, H.

“…In a recent paper, the last three authors showed that a game-theoretic p -harmonic function v is characterized by an asymptotic mean value property with…”
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Tailings Pond Surfactant Analogues: Effects on Toluene-Diluted Bitumen Drops in NaHCO3/K2CO3 Solution. Part 2: Dilational Interfacial Viscoelasticity by Angle, Chandra W, Hua, Yujuan

“…In this two-part work, we used dilational interfacial rheometry to study the interfaces associated with diluted bitumen in simulated pond water as a function…”
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Tailings Pond Surfactant Analogues: Effects on Toluene-Diluted Bitumen Drops in NaHCO3/K2CO3 Solution. Part 1: Dynamic Interfacial Tension by Angle, Chandra W, Hua, Yujuan

“…The interfacial properties and stability of the bitumen as films over free water or as droplets in process water require attention to aid the design of bitumen…”
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Grosmont Dolomite Cores from Various Formation Depths after Bitumen Extraction: Dissolution in Brine and Interfacial Properties as a Function of Common Lattice Ion and pH by Angle, Chandra W, Dabros, Tadeusz

“…Dissolution and ζ potential of dolomitic particles obtained from six cores at various depths in the Grosmont carbonate formation were studied after the bitumen…”
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Two-dimensional analytical Mott-Gurney law for a trap-filled solid by Chandra, W., Ang, L. K., Pey, K. L., Ng, C. M.

“…The letter presents a two-dimensional analytical model of the space charge limited (SCL) current injection in a solid with exponentially distributed trap…”
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Phase Separation and Interfacial Viscoelasticity of Charge-Neutralized Heavy Oil Nanoemulsions in Water by Angle, Chandra W, Hua, Yujuan

“…Steam-assisted gravity drainage processes for heavy oil recovery produce extremely stable nanoemulsions that remain dispersed in water for years if left…”
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Gas Chromatography-Mass Spectrometry Analysis of Compounds Emitted by Pepper Yellow Leaf Curl Virus-Infected Chili Plants: A Preliminary Study by Agustika, Dyah K., Mercuriani, Ixora S., Ariyanti, Nur Aeni, Purnomo, Chandra W., Triyana, Kuwat, Iliescu, Daciana D., Leeson, Mark S.

“…Pepper yellow leaf curl virus (PYLCV) is a threat to chili plants and can significantly reduce yields. This study aimed as a pilot project to detect PYLCV by…”
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Precipitation of asphaltenes from solvent-diluted heavy oil and thermodynamic properties of solvent-diluted heavy oil solutions by Angle, Chandra W., Long, Yicheng, Hamza, Hassan, Lue, Leo

“…Ratios of n-heptane (hep) to toluene (tol) affect the solubility of the asphaltenes in heavy oil extraction processes. Consequently phase changes and time…”
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Predicting the sizes of toluene-diluted heavy oil emulsions in turbulent flow Part 2: Hinze–Kolmogorov based model adapted for increased oil fractions and energy dissipation in a stirred tank by Angle, Chandra W., Hamza, Hassan A.

“…The applicability of several classical size prediction models to predict the Sauter mean diameters d 32 of four volume fractions of toluene-diluted heavy oil…”
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Effects of sand and process water pH on toluene diluted heavy oil in water emulsions in turbulent flow by Angle, Chandra W, Hamza, Hassan A

“…The presence of sand in heavy oil production is known to enhance oil recovery. Sand can also be detrimental depending on the properties of the sand-water…”
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Demulsifier Effectiveness in Treating Heavy Oil Emulsion in the Presence of Fine Sands in the Production Fluids by Angle, Chandra W, Dabros, Tadeusz, Hamza, Hassan A

“…Surface-active chemicals (e.g., demulsifiers) are frequently used to destabilize crude oil emulsion. It was observed that, in some instances, when mineral…”
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Drop sizes during turbulent mixing of toluene-heavy oil fractions in water by Angle, Chandra W., Hamza, Hassan A.

“…The properties of heavy oil emulsions produced in heavy oil extractions processes often fluctuate, thus making treatments difficult. We investigated whether…”
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As(III) removal under the presence of competitive anions using the calcined ground oyster shell as the adsorbent by Khownpurk, P., Chandra-Ambhorn, W.

“…The calcined ground oyster shell was used as the adsorbent to remove As(III) from contaminated water under the presence of anions. The solubility and…”
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Viscosities of Heavy Oils in Toluene and Partially Deasphalted Heavy Oils in Heptol in a Study of Asphaltenes Self-Interactions by Angle, Chandra W, Lue, Leo, Dabros, Tadeusz, Hamza, Hassan A

“…Interparticle interactions of the soluble asphaltenes in partially deasphalted heavy oils in toluene−heptane (heptol) mixtures are compared to those of several…”
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