OOIR: Observatory of International Research

Papers

(The TQCC of Vadose Zone Journal is 3. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-03-01 to 2025-03-01.)

Article	Citations
Vadose Zone Journal 2020 summary of editorial reports	37
Thanks to our 2020 reviewers	30
Recharge site assessment through the integration of surface geophysics and cone penetrometer testing	26
	18
Cover Image, Volume 20, Issue 6	17
Insights into freeze–thaw and infiltration in seasonally frozen soils from field observations	17
Coupling non‐invasive imaging and reactive transport modeling to investigate water and oxygen dynamics in the root zone	15
	15
A combined flow cell–respiration box to quantify carbon transformation processes in undisturbed soil	15
Thanks to Reviewers, Vadose Zone Journal, 2022	14
Cover Image, Volume 20, Issue 4	13
	13
Evapotranspiration covers at uranium mill tailings sites	13
Closed‐form hydraulic conductivity equations for multimodal unsaturated soil hydraulic properties	12
	12
Quantification of red soil macropores affected by slope erosion and sediment using computed tomography	11
Improving evapotranspiration computation with electrical resistivity tomography in a maize field	11
Contactless estimation of soil moisture using leaky Rayleigh waves and a fully convolutional network	11
Application of cosmic‐ray neutron probes for measuring soil moisture in rocky areas of the Taihang Mountains, North China	11
Issue Information	11
Determination of a pedotransfer function for specific air–water interfacial area in sandy soils: A pore network‐informed multigene genetic programming approach	10
Coupled hydro‐mechanical pore‐scale modeling of biopore‐coated clods for upscaling soil shrinkage and hydraulic properties	10
On the accuracy of saturation estimation from electrical measurements of soils with high swelling clay content	10
A field evaluation of the SoilVUE10 soil moisture sensor	10
Multiscale pore‐network reconstruction of a fine‐textured heterogeneous soil	10

Editorial: Open Access on the move	9
Preface: Special section on emerging particles and biocolloids in terrestrial and aquatic systems	9
Unsaturated hydraulic property measurements of subtropical anthropogenic (purple) soils in China	9
Root water uptake of biofuel crops revealed by coupled electrical resistivity and soil water content measurements	9
Thanks to Reviewers, Vadose Zone Journal, 2023	9
Water vapor transport through bioenergy grass residues and its effects on soil water evaporation	8
Cover Image, Volume 21, Issue 6	8
Preferential flow of phosphorus and nitrogen under steady‐state saturated conditions	8
Relationship between hydraulic properties and material features in a heterogeneous vadose zone of a vulnerable limestone aquifer	8
Modeling water flow and volumetric water content in a degraded peat comparing unimodal with bimodal porosity and flux with pressure head boundary condition	8
In Memoriam: Sjoerd E.A.T.M. van der Zee	8
The role of hydropedology when aiming for the United Nations Sustainable Development Goals	8
Impact of biochar amendments on soil water and plant uptake dynamics under different cropping systems	7
Dynamic groundwater recharge simulations based on cosmic‐ray neutron sensing in a tropical wet experimental basin	7
Stochastic analysis of plant available water estimates and soil water balance components simulated by a hydrological model	7
Plant growth‐promoting rhizobacteria mediate soil hydro‐physical properties: An investigation with Bacillus subtilis and its mutants	7
Investigating the controls on greenhouse gas emission in the riparian zone of a small headwater catchment using an automated monitoring system	7
Soil hydraulic property maps for the contiguous United States at 100‐m resolution and seven depths: Code design and preliminary results	7
Laboratory experiments and dual‐domain modeling of infiltration dynamics in partially saturated fractured porous media	7
Development of a vadose zone advanced monitoring system: Tools to assess groundwater vulnerability	7
Linking horizontal crosshole GPR variability with root image information for maize crops	7
Estimating soil moisture from environmental gamma radiation monitoring data	7
A methodology for simulating perched conditions in multilayer aquifer systems with 2D variably saturated flow	6
In situ measurement of 3D contact angle in sand based on X‐ray computed tomography	6
Microbial O₂ consumption as a function of pore structure in soils of sorghum, switchgrass, and prairie vegetation systems	6
Gas diffusivity‐based characterization of aggregated soils linking to methane migration in shallow subsurface	6
Review of conceptual and empirical approaches to characterize infiltration	6
Field evaluation of semi‐automated moisture estimation from geophysics using machine learning	6
Geophysics conquering new territories: The rise of “agrogeophysics”	6
Impact of biochar and lignite‐based amendments on microbial communities and greenhouse gas emissions from agricultural soil	6
	6
Issue Information	5
	5
Compensatory hydraulic uptake of water by tomato due to variable root‐zone salinity	5
Importance of background threshold value development within risk‐based corrective action programs	5
Simulation of near‐saturated flow in soil macropores with the lattice Boltzmann method	5
Root architecture development in stony soils	5
Issue Information	5
Interpretation of large‐scale, long‐term electrical geophysical monitoring guided by a process simulation	4
Algebraic expressions for convective solute transport in a homogeneous soil below a surface barrier	4
Quantitative experimental study on the apparent contact angle of unsaturated loess and its application in soil–water characteristics curve modeling	4
Simulating controlled drainage and hydrological connections in a cultivated peatland field	4
Seasonality and evaporation of water resources in Reynolds Creek Experimental Watershed and Critical Zone Observatory, Southwestern Idaho, USA	4
Bailout test, HYDRUS‐2D, and analytical modeling for estimating permeability of ephemeral stream bed	4
The value of soil temperature data versus soil moisture data for state, parameter, and flux estimation in unsaturated flow model	3
Modified expression for hydraulic conductivity according to Mualem–van Genuchten to allow proper computations at low‐pressure heads	3
	3
Developments and applications of the HYDRUS computer software packages since 2016	3
Applicability of soil moisture sensors for monitoring water dynamics in rock: A field test in weathered limestone	3
Colloidal catchment response to snowmelt and precipitation events differs in a forested headwater catchment	3

Noble gases in aquitard provide insight into underlying subsurface stratigraphy and free gas formation	3
Vadose zone perspectives in global arsenic research: A review and future opportunities	3
Experimental quantification of interfacial convections at the water–nonaqueous‐phase liquid interface in microfluidic systems	3
Recipients of 2023 SSSA Editor's Citation for Excellence named	3
	3
	3
Special Issue: Tribute to Rien van Genuchten, recipient of the 2023 Wolf Prize for Agriculture	3
Review of Rain or Shine: An Introduction to Soil Physical Properties and Processes. Tyson Ochsner. Published by Oklahoma State University Libraries under the Creative Commons Attribution 4.0 In	3
Cover Image, Volume 22, Issue 3	3
An improved model and field calibration technique for measuring liquid water content in unfrozen and frozen soils with dielectric probes	3