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Expertise Environmental isotopes as tracers of hydrologic and surficial geologic processes and as dating tools; development of the surface exposure dating method based on cosmogenic 36CL accumulation in materials exposed to cosmic radiation at the Earth's surface; solute transport in porous media using tracers to characterize transport properties of geological formations; groundwater dating; past global climate change and its record in the lithosphere and hydrosphere. Study areas include the high Arctic, the Great Basin, the Wind River, Range and Hawaii; Eastern and Northwestern AfricaShow Less
VOSviewer
Courses
- HHydrogeology
- WSEWater Science and the Environment
Grants
- MSI: The COsmic-ray Soil Moisture Observing System (COSMOS)
Principal Investigator (PI)
2009
$5.4M
- Determination of Soil Water Content at Intermediate Spatial Scale Using Cosmic-Ray Neutrons: Field Application
Principal Investigator (PI)
2007
$345.3K
- Collaborative Research: A Proposal for the Cosmic-Ray produced Nuclide Systematics on Earth (CRONUS-Earth) Project
Principal Investigator (PI)
2005
$594.1K
News
- UA Awarded $5.45M for Network to Improve Weather Forecasting
2009
- President Shelton's State of the University Address
2009
- Former Hydrology Head to be Honored With Life Member Award
1999
Publications (126)
Recent
- The International Soil Moisture Network: Serving Earth system science for over a decade
2021
- Using Additional Moderator to Control the Footprint of a COSMOS Rover for Soil Moisture Measurement
2021
- Cosmic Ray Neutron Soil Moisture Estimation Using Physically Based Site-Specific Conversion Functions
2020
- A dense network of cosmic-ray neutron sensors for soil moisture observation in a highly instrumented pre-Alpine headwater catchment in Germany
2020
- Chlorine degassing constrained by cosmogenic 36Cl and radiocarbon dating of early Holocene rhyodacitic lava domes on Erciyes stratovolcano, central Turkey
2019
- Development and assessment of the SMAP enhanced passive soil moisture product
2018
- Cosmic-ray hydrology: principles and detectors
2018
- Validation of Spaceborne and Modelled Surface Soil Moisture Products with Cosmic-Ray Neutron Probes
2017
- Cosmic-ray neutron probes for satellite soil moisture validation
2017
- Cosmic-ray neutron transport at a forest field site: The sensitivity to various environmental conditions with focus on biomass and canopy interception
2017
- Assessment of Version 4 of the SMAP Passive Soil Moisture Standard Product
2017
- Dating Young Lava Flows with Cosmogenic 36Cl: AN Example from the Late Pleistocene-Early Holocene ERCIYES Monogenetic Lava Domes in Central Turkey
2017
- Development and validation of the SMAP enhanced passive soil moisture product
2017
- Status and perspectives on the cosmic-ray neutron method for soil moisture estimation and other environmental science applications
2017
- Land-surface hydrology with cosmic-ray neutrons: principles and applications
2016
- Evaluation of the validated Soil Moisture product from the SMAP radiometer
2016
- The Soil Moisture Active Passive Marena, Oklahoma, In Situ Sensor Testbed (SMAP-MOISST): Testbed Design and Evaluation of In Situ Sensors
2016
- Innowacyjna metoda pomiaru wilgotnosci gleby z zastosowaniem neutronow kosmicznych; trzy lata funkcjonowania czujnika na poludniowym Podlasiu [An innovative method of measuring soil moisture using cosmic-ray neutrons: three years of work of the sensor in southern Podlasie]
2016
- Modeling cosmic ray neutron field measurements
2016
- Pleistocene megaflood landscapes of the Channeled Scabland
2016
- Assessment of the SMAP Passive Soil Moisture Product
2016
- The CRONUS-Earth Project: A synthesis
2016
- Can canopy interception and biomass be inferred from cosmic-ray neutron intensity? Results from neutron transport modeling
2016
- Nowa metoda pomiaru wilgotnooeci gleby z wykorzystaniem neutronów kosmogenicznych
2015
- Fairy chimney erosion rates on Cappadocia ignimbrites, Turkey: Insights from cosmogenic nuclides
2015
- Footprint characteristics revised for field-scale soil moisture monitoring with cosmic-ray neutrons
2015
- New method for measuring soil moisture using cosmogenic neutrons [Nowa metoda pomiaru wilgotnos̈ci gleby z wykorzystaniem neutronów kosmogenicznych]
2015
- Calibration and validation of the COSMOS rover for surface soil moisture measurement
2014
- Cosmic-ray hydrometeorology
2014
- Timing of glacier advances and climate in the High Tatra Mountains (Western Carpathians) during the Last Glacial Maximum
2014
- An early advance of glaciers on Mount Akdag, SW Turkey, before the global Last Glacial Maximum; insights from cosmogenic nuclides and glacier modeling
2014
- Cosmic-ray neutron intensity measurements of soil moisture - A case study in the Skjern catchment, Denmark
2014
- The Younger Dryas climatic conditions in the Za Mnichem Valley (Polish High Tatra Mountains) based on exposure-age dating and glacier-climate modelling
2013
- An assessment of the effect of horizontal soil moisture heterogeneity on the area-average measurement of cosmic-ray neutrons
2013
- Erratum: cOSMOS: The COsmic-ray soil moisture observing system (Hydrology and Earth System Sciences (2012) 16 (4079-4099))
2013
- Spatiotemporal variability of summer precipitation in southeastern arizona
2013
- Snow shielding factors for cosmogenic nuclide dating inferred from Monte Carlo neutron transport simulations
2013
- State of the Art in Large-Scale Soil Moisture Monitoring
2013
- The effect of atmospheric water vapor on neutron count in the cosmic-ray soil moisture observing system
2013
- COSMOS: the COsmic-ray Soil Moisture Observing System (vol 16, pg 4079, 2012)
2013
- Quantifying mesoscale soil moisture with the cosmic-ray rover
2013
- Footprint diameter for a cosmic-ray soil moisture probe: Theory and Monte Carlo simulations
2013
- Deglaciation chronology and paleoclimate of the Pie{ogonek}ciu Stawów Polskich/Roztoki Valley, high Tatra Mountains, Western Carpathians, since the Last Glacial Maximum, inferred from sup 36 /sup Cl exposure dating and glacier-climate modelling
2013
- A universal calibration function for determination of soil moisture with cosmic-ray neutrons
2013
- Ecosystem-scale measurements of biomass water using cosmic ray neutrons
2013
- Forensic reasoning about paleoclimatology
2013
- The COsmic-ray Soil Moisture Interaction Code (COSMIC) for use in data assimilation
2013
- High resolution soil moisture mapping
2012
- A reevaluation of cosmogenic Cl-36 production rates in terrestrial rocks
2012
- Measurement depth of the cosmic ray soil moisture probe affected by hydrogen from various sources
2012
- Remarkably extensive glaciation and fast deglaciation and climate change in Turkey near the Pleistocene-Holocene boundary (vol 39, pg 1051, 2011)
2012
- The theoretical basis of ACE, an Age Calculation Engine for cosmogenic nuclides
2012
- Field Validation of a Cosmic-Ray Neutron Sensor Using a Distributed Sensor Network
2012
- Remarkably extensive glaciation and fast deglaciation and climate change in Turkey near the Pleistocene-Holocene boundary
2011
- Quaternary glaciations of Turkey
2011
- End-to-End Support for Dating Paleolandforms
2010
- Floods of water and lava in the Columbia River Basin: Analogs for Mars
2009
- Cold and wet Last Glacial Maximum on Mount Sandiras, SW Turkey, inferred from cosmogenic dating and glacier modeling
2009
- Glacial geology and chronology of Bishop Creek and vicinity, eastern Sierra Nevada, California
2009
- Glaciations and paleoclimate of Mount Erciyes, central Turkey, since the Last Glacial Maximum, inferred from 36Cl cosmogenic dating and glacier modeling
2009
- Ages and inferred causes of Late Pleistocene glaciations on Mauna Kea, Hawai'i
2008
- Cold and wet Last Glacial Maximum on Mount Sandidotlessras, SW Turkey, inferred from cosmogenic dating and glacier modeling
2008
- COSMOGENIC CL-36 DATING OF A YOUNG BASALTIC ERUPTION COMPLEX, LATHROP WELLS, NEVADA
2008
- The theoretical basis for ACE, an age calculation engine for cosmogenic nuclides
2008
- Scientist water equivalent measured with cosmic rays at 2006 AGU fall meeting
2007
- Discharge home-happiness or anxiety?
2007
- Timing and style of deglaciation of northeastern Poland from cosmogenic 36Cl dating of glacial and glaciofluvial deposits
2007
- ACE: Age Calculation Engine - A design environment for cosmogenic dating techniques
2007
- Elevation dependence of cosmogenic sup 36 /sup Cl production in Hawaiian lava flows
2006
- COSMOGENIC CL-36 PRODUCTION-RATES IN TERRESTRIAL ROCKS
2006
- Elevation dependence of cosmogenic 36Cl production in Hawaiian lava flows
2006
- Determination of cosmogenic 36Cl in rocks by isotope dilution: innovations, validation and error propagation
2006
- Improving the accuracy and precision of scaling factors for in-situ cosmogenic geochronometers: New measurements of cosmic-ray neutrons in India and Hawaii
2005
- ICRONUS meets CRONUS-Earth: Improved calculations for cosmogenic dating methods - From neutron intensity to previously ignored correction factors
2005
- COSMOGENIC CHLORINE-36 CHRONOLOGY FOR GLACIAL DEPOSITS AT BLOODY CANYON, EASTERN SIERRA-NEVADA
2004
- Image processing and roughness analysis of exposed bedrock fault planes as a tool for paleoseismological analysis: results from the Campo Felice fault (central Apennines, Italy)
2003
- Nature's neutron probe: Land surface hydrology at an elusive scale with cosmic rays
2003
- The distribution of meteoric Cl-36/Cl in the United States: a comparison of models
2003
- Chlorine-36 in groundwater of the United States: Empirical data
2003
- Late Quaternary glacial deposits of the Erciyes Volcano
2003
- Late Quaternary glacial deposits of the Erciyes Volcano [Erciyes Volkani Geç Kuvaterner buzul çökelleri]
2003
- Chlorine-36, bromide, and the origin of spring water
2001
- Comment on 'scalling factors for production rates of in situ produced cosmogenic nuclides: A critical reevaluation
2001
- Comment on 'Scaling factors for production rates of in situ produced cosmogenic nuclides: a critical reevaluation' by Tibor J. Dunai
2001
- Late Wisconsinan glaciation of southern Eureka Sound: Evidence for extensive Innuitian ice in the Canadian High Arctic during the Last Glacial Maximum
2000
- Chronology of Quaternary glaciations in East Africa
2000
- The method of dating by cosmogenic 36Cl - New data in glacial chronology of the High Tatra Mts. [Metoda datowania kosmogenicznym izotopem 36Cl - Nowe dane do chronologii Glacjalnej Tatr Wysokich]
1999
- Unblocking of the Nares Strait by Greenland and Ellesmere ice-sheet retreat 10,000 years ago
1999
- The method of dating by cosmogenic sup 36 /sup Cl - New data in glacial chronology of the High Tatra Mts.
1999
- Glaciations and paleoclimate of Mount Erciyes, central Turkey, since the Last Glacial Maximum, inferred from Cl-36 cosmogenic dating and glacier modeling
1999
- Ages of prehistoric earthquakes revealed by cosmogenic chlorine-36 in a bedrock fault scarp at Hebgen Lake
1998
- Chlorine-36 and the initial value problem
1998
- Determination of cosmogenic Cl-36 in rocks by isotope dilution: innovations, validation and error propagation
1998
- COSMOS: the COsmic-ray Soil Moisture Observing System
1998
- Dating previously balanced rocks in seismically active parts of California and Nevada
1998
- Cosmogenic 36Cl and 10Be ages of Quaternary glacial and fluvial deposits of the Wind River Range, Wyoming
1997
- Cosmogenic sup 36 /sup Cl and sup 10 /sup Be ages of Quaternary glacial and fluvial deposits of the Wind River Range, Wyoming
1997
- Spatial and temporal distribution of secondary cosmic-ray nucleon intensities and applications to in situ cosmogenic dating
1997
- Two- and three-parameter calibrations of time domain reflectometry for soil moisture measurement
1997
- Extended scaling factors for in situ cosmogenic nuclides: New measurements at low latitude
1996
- TH-230/U-234 AND CL-36 DATING OF EVAPORITE DEPOSITS FROM THE WESTERN QAIDAM BASIN, CHINA - IMPLICATIONS FOR GLACIAL-PERIOD DUST EXPORT FROM CENTRAL-ASIA
1996
- Cosmogenic isotope 36CI - A new perspective for Quaternary chronostratigraphy of Poland
1996
- A reevaluation of cosmogenic 36Cl production rates in terrestrial rocks
1996
- Reevaluation of cosmogenic sup 36 /sup Cl production rates in terrestrial rocks
1996
- Chronology for fluctuations in late Pleistocene Sierra Nevada glaciers and lakes
1996
- Last 200,000 years of glacial history at Bishop Creek, Eastern Sierra Nevada, California
1996
- Insights into alpine moraine development from cosmogenic sup 36 /sup Cl buildup dating
1995
- Cosmogenic Cl-36 and Be-10 ages of Quaternary glacial and fluvial deposits of the Wind River Range, Wyoming
1995
- Insights into alpine moraine development from cosmogenic 36Cl buildup dating
1995
- DATING PALEOSEISMIC EVENTS AT CRATER FLAT, NEVADA BY COSMOGENIC CL-36 ACCUMULATION IN ASH DEPOSITED IN-GROUND FRACTURES
1995
- COSMOGENIC CL-36 ACCUMULATION IN UNSTABLE LANDFORMS .2. SIMULATIONS AND MEASUREMENTS ON ERODING MORAINES
1994
- DEPTH DEPENDENCE OF COSMOGENIC NEUTRON-CAPTURE-PRODUCED CL-36 IN A TERRESTRIAL ROCK
1994
- Cosmogenic 36Cl accumulation in unstable landforms: 2. Simulations and measurements on eroding moraines
1994
- Depth dependence of cosmogenic neutron-capture-produced 36C1 in a terrestrial rock
1994
- Measuring soil moisture content non-invasively at intermediate spatial scale using cosmic-ray neutrons
1993
- Cosmogenic 36 Cl dating of a young basaltic eruption complex, Lathrop Wells, Nevada
1993
- FUNDAMENTALS OF SURFACE EXPOSURE DATING
1992
- On scaling cosmogenic nuclide production rates for altitude and latitude using cosmic-ray measurements
1991
- GLACIAL CHRONOLOGY
1991
- Insights into alpine moraine development from cosmogenic Cl-36 buildup dating
1991
- Age and geomorphic history of Meteor Crater, Arizona, from cosmogenic sup 36 /sup Cl and sup 14 /sup C in rock varnish
1991
- Cosmogenic chlorine-36 production rates in terrestrial rocks
1991
- Age and geomorphic history of Meteor Crater, Arizona, from cosmogenic 36Cl and 14C in rock varnish
1991
- Cosmogenic chlorine-36 chronology for glacial deposits at Bloody Canyon, Eastern Sierra Nevada
1990
- Dating precariously balanced rocks in seismically active parts of California and Nevada
1990