Search Results - "Pollacco, J."

A general Beerkan Estimation of Soil Transfer parameters method predicting hydraulic parameters of any unimodal water retention and hydraulic conductivity curves: Application to the Kosugi soil hydraulic model without using particle size distribution data by Fernández-Gálvez, J., Pollacco, J.A.P., Lassabatere, L., Angulo-Jaramillo, R., Carrick, S.

“…•A general BEST method is presented for estimating soil hydraulic parameters without the need for particle-size distribution data.•Estimation of soil hydraulic…”
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Bimodal unsaturated hydraulic conductivity derived from water retention parameters by accounting for clay-water interactions: Deriving a plausible set of hydraulic parameters by Pollacco, J.A.P., Fernández-Gálvez, J., de Jong van Lier, Q.

“…•Lognormal, unsaturated hydraulic conductivity model not requiring Ks as input.•Ks model derived from hydraulic parameters describing bimodal soil water…”
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Improved prediction of water retention curves for fine texture soils using an intergranular mixing particle size distribution model by Pollacco, J.A.P., Fernández-Gálvez, J., Carrick, S.

“…•A novel physical conceptual model is used to derive the water retention curve from particle size distribution.•Particle size and pore size are related by the…”
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HyPix: 1D physically based hydrological model with novel adaptive time-stepping management and smoothing dynamic criterion for controlling Newton–Raphson step by Pollacco, J.A.P., Fernández-Gálvez, J., Ackerer, P., Belfort, B., Lassabatere, L., Angulo-Jaramillo, R., Rajanayaka, C., Lilburne, L., Carrick, S., Peltzer, D.A.

“…The newly developed open-source Hydrological Pixel model, HyPix, written in the fast and flexible Julia language, efficiently solves the mixed form of the…”
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Deriving physical and unique bimodal soil Kosugi hydraulic parameters from inverse modelling by Fernández-Gálvez, J., Pollacco, J.A.P., Lilburne, L., McNeill, S., Carrick, S., Lassabatere, L., Angulo-Jaramillo, R.

“…•Novel methodology for physically and dynamically constraining Kosugi hydraulic parameters to reduce non-uniqueness.•Development of a parsimonious bimodal…”
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Effect of hormone replacement therapy on intervertebral disc height by Stevenson, T. E. J., Brincat, M. P., Pollacco, J., Stevenson, J. C.

“…Intervertebral discs act as shock absorbers, thereby helping to reduce the risk of vertebral body fractures. Previous studies have shown that estrogen loss…”
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Derivation of physically based soil hydraulic parameters in New Zealand by combining soil physics and hydropedology by Pollacco, J. A. P., Fernández‐Gálvez, J., Webb, T., Vickers, S., Robertson, B., McNeill, S., Lilburne, L., Rajanayaka, C., Chau, H. W.

“…Field‐characterised soil morphological data (to 1 m depth) and modelled soil water release characteristics are recorded in the S‐map database for soils…”
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Multistep optimization of HyPix model for flexible vertical scaling of soil hydraulic parameters by Pollacco, J.A.P., Fernández-Gálvez, J., Rajanayaka, C., Zammit, S.C., Ackerer, P., Belfort, B., Lassabatere, L., Angulo-Jaramillo, R., Lilburne, L., Carrick, S., Peltzer, D.A.

“…Efficient simulation of water-flow processes in the vadose zone is crucial to increase agricultural productivity within environmental limits. This requires…”
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An association between the vitamin D receptor BsmI polymorphism and the incidence of placental insufficiency in women at high risk of infection by Manasova, G.S., Artyomenko, V.V., Didenkul, N.V., Kuzmina, N.V., Pollacco, J.

“…Research objectives: the study examined the effect of the BsmI polymorphism of the gene encoding vitamin D receptors (A > G, rs1544410) on human placental…”
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Linking Test that investigates the feasibility of inverse modelling: application to a simple rainfall interception model for Mt Gambier, southeast South Australia by Pollacco, J.A.P, Angulo-Jaramilo, R

“…Interception loss has an important influence on the water yield of forested areas. Nevertheless, in most studies stemflow is not measured, therefore the…”
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Improved partitioning between matrix and macropore flow: Novel bimodal lognormal functions for water retention and hydraulic conductivity in pumice and non-pumice soils by Pollacco, J.A.P., Eger, A., Rajanayaka, C., Fernández-Gálvez, J.

“…•Physically based, lognormal, bimodal, soil hydraulic functions for dual porosity soils.•Improve the generalised form of the hydraulic conductivity function…”
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Modelling collective invasion with reaction–diffusion equations: When does domain curvature matter? by Pollacco, J.J., Baker, R.E., Maini, P.K.

“…Real-world cellular invasion processes often take place in curved geometries. Such problems are frequently simplified in models to neglect the curved geometry…”
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Mixed formulation for an easy and robust numerical computation of sorptivity by Lassabatere, Laurent, Peyneau, Pierre-Emmanuel, Yilmaz, Deniz, Pollacco, Joseph, Fernández-Gálvez, Jesús, Latorre, Borja, Moret-Fernández, David, Di Prima, Simone, Rahmati, Mehdi, Stewart, Ryan D, Abou Najm, Majdi, Hammecker, Claude, Angulo-Jaramillo, Rafael

“…Sorptivity is one of the most important parameters for the quantification of water infiltration into soils. Parlange (1975) proposed a specific formulation to…”
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A scaling procedure for straightforward computation of sorptivity by Lassabatere, Laurent, Peyneau, Pierre-Emmanuel, Yilmaz, Deniz, Pollacco, Joseph, Fernández-Gálvez, Jesús, Latorre, Borja, Moret-Fernández, David, Di Prima, Simone, Rahmati, Mehdi, Stewart, Ryan D, Abou Najm, Majdi, Hammecker, Claude, Angulo-Jaramillo, Rafael

“…Sorptivity is a parameter of primary importance in the study of unsaturated flow in soils. This hydraulic parameter is required to model water infiltration…”
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Endometrial seedlings. A survival instinct? Immunomodulation and its role in the pathophysiology of endometriosis by Portelli, M, Pollacco, J, Sacco, K, Schembri-Wismayer, P, Calleja-Agius, J

“…Endometriosis occurs when ectopic cells from the endometrium implant within the peritoneum. It is considered as a disease of multifactorial aetiology and…”
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generally applicable pedotransfer function that estimates field capacity and permanent wilting point from soil texture and bulk density by Pollacco, J.A.P

“…Hydrological models require the determination of fitting parameters that are tedious and time consuming to acquire. A rapid alternative method of estimating…”
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Collective Invasion: When does domain curvature matter? by Pollacco, Joseph J, Baker, Ruth E, Maini, Philip K

“…Real-world cellular invasion processes often take place in curved geometries. Such problems are frequently simplified in models to neglect the curved geometry…”
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Saturated hydraulic conductivity model computed from bimodal water retention curves for a range of New Zealand soils by Pollacco, Joseph Alexander Paul, Webb, Trevor, McNeill, Stephen, Hu, Wei, Carrick, Sam, Hewitt, Allan, Lilburne, Linda

“…Descriptions of soil hydraulic properties, such as the soil moisture retention curve, θ(h), and saturated hydraulic conductivities, Ks, are a prerequisite for…”
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