{"cited_by_count":1505932,"description":"This cluster of papers focuses on the mechanics and transport phenomena in unsaturated soils, with an emphasis on soil hydraulic properties, pedotransfer functions, soil water characteristic estimation, hydraulic conductivity, soil water retention, clay minerals behavior, macropore flow, thermal effects on soil, and root water uptake.","display_name":"Soil and Unsaturated Flow","domain_id":"3","external_ids":{"openalex":"https://openalex.org/T10716","wikipedia":"https://en.wikipedia.org/wiki/Unsaturated_soil_mechanics"},"field_id":"22","id":"T10716","keywords":[{"display_name":"unsaturated soil","id":"unsaturated-soil","score":0.629,"url":"https://openalex.org/keywords/unsaturated-soil"},{"display_name":"soil water retention","id":"soil-water-retention","score":0.3292,"url":"https://openalex.org/keywords/soil-water-retention"},{"display_name":"soil water retention curve","id":"soil-water-retention-curve","score":0.7718,"url":"https://openalex.org/keywords/soil-water-retention-curve"},{"display_name":"soil hydraulic properties","id":"soil-hydraulic-properties","score":0.6127,"url":"https://openalex.org/keywords/soil-hydraulic-properties"},{"display_name":"soil water infiltration","id":"soil-infiltration","score":0.4064,"url":"https://openalex.org/keywords/soil-infiltration"},{"display_name":"vadose zone","id":"vadose-zone","score":0.2557,"url":"https://openalex.org/keywords/vadose-zone"},{"display_name":"saturated hydraulic conductivity","id":"saturated-hydraulic-conductivity","score":0.4882,"url":"https://openalex.org/keywords/saturated-hydraulic-conductivity"},{"display_name":"matric suction","id":"matric-suction","score":0.6651,"url":"https://openalex.org/keywords/matric-suction"},{"display_name":"soil water","id":"soil-water","score":0.3076,"url":"https://openalex.org/keywords/soil-water"},{"display_name":"soil water movement","id":"soil-water-movement","score":0.6327,"url":"https://openalex.org/keywords/soil-water-movement"},{"display_name":"unsaturated flow","id":"unsaturated-flow","score":0.4817,"url":"https://openalex.org/keywords/unsaturated-flow"},{"display_name":"soil permeability","id":"soil-permeability","score":0.2088,"url":"https://openalex.org/keywords/soil-permeability"},{"display_name":"preferential flow","id":"preferential-flow","score":0.4353,"url":"https://openalex.org/keywords/preferential-flow"},{"display_name":"lysimeter","id":"lysimeter","score":0.3669,"url":"https://openalex.org/keywords/lysimeter"},{"display_name":"soil water dynamics","id":"soil-moisture-dynamics","score":0.3594,"url":"https://openalex.org/keywords/soil-moisture-dynamics"},{"display_name":"Richards equation","id":"richards-equation","score":0.5081,"url":"https://openalex.org/keywords/richards-equation"},{"display_name":"soil suction","id":"soil-suction","score":0.6108,"url":"https://openalex.org/keywords/soil-suction"},{"display_name":"unsaturated hydraulic conductivity","id":"unsaturated-hydraulic-conductivity","score":0.8238,"url":"https://openalex.org/keywords/unsaturated-hydraulic-conductivity"},{"display_name":"infiltration rate","id":"infiltration-rate","score":0.28,"url":"https://openalex.org/keywords/infiltration-rate"},{"display_name":"pedotransfer functions","id":"pedotransfer-functions","score":0.5312,"url":"https://openalex.org/keywords/pedotransfer-functions"},{"display_name":"soil hydrology","id":"soil-hydrology","score":0.4143,"url":"https://openalex.org/keywords/soil-hydrology"},{"display_name":"van Genuchten model","id":"van-genuchten-model","score":0.7623,"url":"https://openalex.org/keywords/van-genuchten-model"},{"display_name":"root water uptake","id":"root-water-uptake","score":0.3148,"url":"https://openalex.org/keywords/root-water-uptake"},{"display_name":"matric potential","id":"matric-potential","score":0.4373,"url":"https://openalex.org/keywords/matric-potential"},{"display_name":"soil hydraulic conductivity","id":"soil-hydraulic-conductivity","score":0.4688,"url":"https://openalex.org/keywords/soil-hydraulic-conductivity"}],"legacy_keywords":["Unsaturated Soil Mechanics","Soil Hydraulic Properties","Pedotransfer Functions","Soil Water Characteristic","Hydraulic Conductivity","Soil Water Retention","Clay Minerals Behavior","Macropore Flow","Thermal Effects on Soil","Root Water Uptake"],"openalex_id":"https://openalex.org/T10716","source_created_date":"2024-01-23T15:27:07","source_updated_date":"2026-10-17T03:02:00","subfield_id":"2205","url":"/topics/T10716","works_api_url":"https://api.openalex.org/works?filter=topics.id:T10716","works_count":115861,"label":"Soil and Unsaturated Flow","provider":"openalex","revision":"4d2d5794a9d9a550","taxonomy_revision":"f050b5d4780b1289","title":"Soil and Unsaturated Flow","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"36239940967648821","address_version":"morton4x16-v1","coordinates":[3,22,2205,10716],"answer_status":"Directory metadata; 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