N. Spycher

发表

Optimized multicomponent vs. classical geothermometry: Insights from modeling studies at the Dixie Valley geothermal area

J. Iovenitti, B. M. Kennedy, L. Peiffer, 2014 .

CO2-H2O mixtures in the geological sequestration of CO2. I. Assessment and calculation of mutual solubilities from 12 to 100°C and up to 600 bar

Karsten Pruess, Nicolas Spycher, Jonathan Ennis-King, 2003 .

A Phase-Partitioning Model for CO2–Brine Mixtures at Elevated Temperatures and Pressures: Application to CO2-Enhanced Geothermal Systems

K. Pruess, N. Spycher, 2010 .

Enhanced geothermal systems (EGS) with CO2 as heat transmission fluid--A scheme for combining recovery of renewable energy with geologic storage of CO2

K. Pruess, N. Spycher, 2010 .

Effect of dissolved CO2 on a shallow groundwater system: a controlled release field experiment.

Liange Zheng, S. Hubbard, P. Nico, 2013, Environmental science & technology.

CO2-H2O Mixtures in the Geological Sequestration of CO2. II. Partitioning in Chloride Brines at 12-100oC and up to 600 bar

Karsten Pruess, Nicolas Spycher, K. Pruess, 2004 .

Fugacity coefficients of H2, CO2, CH4, H2O and of H2O- CO2-CH4 mixtures: A virial equation treatment for moderate pressures and temperatures applicable to calculations of hydrothermal boiling

Nicolas Spycher, N. Spycher, M. Reed, 1988 .

Comparison of Electrostatic and Non‐Electrostatic Models for U(VI) Sorption on Aquifer Sediments

N. Spycher, H. Wainwright, J. Davis, 2018, Ground water.

Influence of hydrological, biogeochemical and temperature transients on subsurface carbon fluxes in a flood plain environment

Carl I. Steefel, Kenneth H. Williams, Steven B. Yabusaki, 2016, Biogeochemistry.

Forward and Inverse Bio-Geochemical Modeling of Microbially Induced Calcite Precipitation in Half-Meter Column Experiments

B. C. Martinez, N. Spycher, T. Ginn, 2011 .

FORWARD AND INVERSE BIO-GEOCHEMICAL MODELING OF MICROBIALLY INDUCED PRECIPITATION IN 0.5M COLUMNAR EXPERIMENTS

B. C. Martinez, N. Spycher, J. DeJong, 2009 .

IMPLEMENTATION OF A PITZER ACTIVITY MODEL INTO TOUGHREACT FOR MODELING CONCENTRATED SOLUTIONS

C. Steefel, N. Spycher, E. Sonnenthal, 2006 .

Lawrence Berkeley National Laboratory Lawrence Berkeley National Laboratory Title TOURGHREACT : A Simulation Program for Non-isothermal Multiphase Reactive Geochemical Transport in Variably Saturated Geologic

K. Pruess, N. Spycher, E. Sonnenthal, 2004 .

Water Table Dynamics and Biogeochemical Cycling in a Shallow, Variably-Saturated Floodplain.

K. Williams, Yilin Fang, C. Steefel, 2017, Environmental science & technology.

Lawrence Berkeley National Laboratory Recent Work Title Water Table Dynamics and Biogeochemical Cycling in a Shallow , Variably-Saturated Floodplain Permalink

Eoin L. Brodie, K. Williams, Yilin Fang, 2017 .

Reoxidation of Biogenic Reduced Uranium: A Challenge Toward Bioremediation

N. Spycher, B. Peyton, Sudhir Kumar, 2014 .

Lawrence Berkeley National Laboratory Recent Work Title Comparison of Electrostatic and Non-Electrostatic Models for U ( VI ) Sorption on Aquifer Sediments Permalink

N. Spycher, H. Wainwright, J. Davis, 2018 .

A conceptual geochemical model of the geothermal system at Surprise Valley, CA

P. Dobson, N. Spycher, J. McClain, 2018 .

Application of Integrated Multicomponent Geothermometry at the Chachimbiro Thermal Area , a Difficult Geothermal Prospection Case

N. Spycher, F. Gherardi, 2014 .

Integrated multicomponent solute geothermometry

B. M. Kennedy, L. Peiffer, N. Spycher, 2014 .

Multicomponent vs. Classical Geothermometry: An Evaluation using Reactive Transport Modeling

B. M. Kennedy, L. Peiffer, C. Wanner, 2013 .

Modeling the Potential Impacts of CO2 Sequestration on Shallow Groundwater

Liange Zheng, N. Spycher, 2018 .

Impacts of elevated dissolved CO2 on a shallow groundwater system: Reactive transport modeling of a controlled-release field test

Liange Zheng, P. Nico, N. Spycher, 2016 .

Mineral properties, microbes, transport, and plant-input profiles control vertical distribution and age of soil carbon stocks

N. Spycher, M. Torn, W. Riley, 2017 .

Experimental and numerical simulation of dissolution and precipitation: implications for fracture sealing at Yucca Mountain, Nevada.

Nicolas Spycher, P. Dobson, Timothy J Kneafsey, 2001, Journal of contaminant hydrology.

Modeling Reactive Transport Processes in Fractures

N. Spycher, H. Deng, 2019, Reviews in Mineralogy and Geochemistry.

ASSESSING THERMO-HYDRODYNAMIC-CHEMICAL PROCESSES AT THE DIXIE VALLEY GEOTHERMAL AREA: A REACTIVE TRANSPORT MODELING APPROACH

J. Iovenitti, J. Sainsbury, B. M. Kennedy, 2013 .

Modeling of coupled THC processes and rock-fluid interactions at the proposed nuclear-waste repository at Yucca Mountain, Nevada

P. Dobson, Timothy J Kneafsey, N. Spycher, 2003 .

Will mercury impurities impact CO2 injectivity in deep sedimentary formations? II. Mineral dissolution and precipitation

C. Oldenburg, N. Spycher, 2015 .

Calculation of pH and mineral equilibria in hydrothermal waters with application to geothermometry and studies of boiling and dilution

Nicolas Spycher, N. Spycher, M. Reed, 1984 .

On the use of Chemical Geothermometry: A Reactive Transport Modeling Study of the Dixie Valley Geothermal Area

J. Iovenitti, B. M. Kennedy, L. Peiffer, 2013 .

A THERMAL-HYDROLOGICAL-CHEMICAL MODEL FOR THE ENHANCED GEOTHERMAL SYSTEM DEMONSTRATION PROJECT AT NEWBERRY VOLCANO, OREGON

T. Cladouhos, O. Callahan, N. Spycher, 2012 .

A study on chemical interactions between waste fluid, formation water, and host rock during deep well injection

N. Spycher, R. G. Larkin, 2004 .

Reply to comments by R. E. Krupp on “As(III) and Sb(III) sulfide complexes: An evaluation of stoichiometry and stability from existing experimental data”

N. Spycher, M. Reed, 1990 .

A mechanistic treatment of the dominant soil nitrogen cycling processes: Model development, testing, and application

C. Oldenburg, C. Steefel, N. Miller, 2008 .

Influence of Agricultural Managed Aquifer Recharge (AgMAR) and Stratigraphic Heterogeneities on Nitrate Reduction in the Deep Subsurface

W. Horwath, P. Nico, N. Spycher, 2021, Water Resources Research.

Lawrence Berkeley National Laboratory Recent Work Title Geochemical Exports to River From the Intrameander Hyporheic Zone Under Transient Hydrologic Conditions : East River Mountainous Watershed , Colorado Permalink

K. Williams, C. Steefel, P. Nico, 2018 .

Geochemical Exports to River From the Intrameander Hyporheic Zone Under Transient Hydrologic Conditions: East River Mountainous Watershed, Colorado

K. Williams, C. Steefel, P. Nico, 2018, Water Resources Research.

Biogenic uraninite precipitation and its reoxidation by iron(III) (hydr)oxides: A reaction modeling approach

N. Spycher, B. Peyton, T. Ginn, 2011 .

TOUGHREACT: A Simulation Program for Subsurface Reactive Chemical Transport under Non-isothermal Multiphase Flow Conditions

K. Pruess, Eric L. Sonnenthal, Liange Zheng, 2012 .

Influence of heavy metals on microbial growth kinetics including lag time: Mathematical modeling and experimental verification

N. Spycher, B. Peyton, T. Ginn, 2009, Environmental toxicology and chemistry.

PyGeoT: A tool to automate mineral selection for multicomponent geothermometry

P. Dobson, L. Peiffer, C. Wanner, 2022, Geothermics.

CLUSTER ANALYSIS AS A TOOL FOR EVALUATING THE EXPLORATION POTENTIAL OF KNOWN GEOTHERMAL RESOURCE AREAS

Cary R. Lindsey, P. Dobson, N. Spycher, 2018 .

Influence of Agricultural Managed Aquifer Recharge and Stratigraphic Heterogeneities on Nitrate Reduction in the Deep Subsurface

W. Horwath, P. Nico, N. Spycher, 2020 .

Modeling brine-rock interactions in an enhanced geothermal system deep fractured reservoir at Soultz-Sous-Forets (France): a joint approach using two geochemical codes: frachem and toughreact

K. Pruess, F. Vuataz, N. Spycher, 2006 .

An approach for parameterizing field-scale reactive transport models using geophysical methods

Jinsong Chen, S. Hubbard, N. Spycher, 2012 .

Biogeochemical reactive transport of carbon, nitrogen and iron in the hyporheic zone

K. Williams, C. Steefel, P. Nico, 2017 .

On Modeling CO2 Dynamics in a Flood Plain Aquifer

C. Steefel, N. Spycher, D. Dwivedi, 2017 .

ECO2N – A fluid property module for the TOUGH2 code for studies of CO2 storage in saline aquifers

Karsten Pruess, Nicolas Spycher, K. Pruess, 2007 .

Reservoir scale reactive-transport modeling of a buoyancy-controlled CO2 plume with impurities (SO2, NO2, O2)

N. Spycher, R. Haese, H. P. Vu, 2019, International Journal of Greenhouse Gas Control.

ECO2N V2.0: A TOUGH2 fluid property module for modeling CO2-H2O-NACL systems to elevated temperatures of up to 300°C

C. Doughty, K. Pruess, N. Spycher, 2017 .

Modeling CO2-Brine-Rock Interaction Including Mercury and H2S Impurities in the Context of CO2 Geologic Storage

C. Oldenburg, N. Spycher, 2014 .

Machine-learning-assisted high-temperature reservoir thermal energy storage optimization

C. Doughty, P. Dobson, N. Spycher, 2022, Renewable Energy.

Modeling acid-gas generation from boiling chloride brines

C. Steefel, N. Spycher, E. Sonnenthal, 2009, Geochemical transactions.

A MODEL FOR THERMOPHYSICAL PROPERTIES OF CO 2-BRINE MIXTURES AT ELEVATED TEMPERATURES AND PRESSURES

N. Spycher, K. Lawrence, 2011 .

Milestone Report: Summary of Site Characterization, Data Collection and Review, Development of Static Geologic Model, and Preliminary Multiphase Flow and Reactive Transport Modeling Activities

C. Oldenburg, N. Spycher, L. Pan, 2013 .

Identifying key controls on the behavior of an acidic-U(VI) plume in the Savannah River Site using reactive transport modeling.

Boris Faybishenko, Nicolas Spycher, Haruko Wainwright, 2013, Journal of contaminant hydrology.

Advances in subsurface modeling using the TOUGH suite of simulators

Stefan Finsterle, Eric L. Sonnenthal, Nicolas Spycher, 2014, Comput. Geosci..

Reactive transport modeling of injection well scaling and acidizing at Tiwi field, Philippines

Karsten Pruess, Mauro Parini, Tianfu Xu, 2004 .

Heavy Metal–Mineral Associations in Coeur d’Alene River Sediments: A Synchrotron-Based Analysis

James G. Moberly, Timothy R. Ginn, Nicolas Spycher, 2009 .

Reactive diffusive transport of heavy metals in Lake Coeur d'Alene sediments

James G. Moberly, Timothy R. Ginn, Rajesh K. Sani, 2006 .

Gaining insights into reactive fluid-fractured rock systems using the temporal moments of a tracer breakthrough curve.

N. Spycher, S. Mukhopadhyay, B. Kennedy, 2014, Journal of contaminant hydrology.

As (III) and Sb(III) sulfide complexes: An evaluation of stoichiometry and stability from existing experimental data

N. Spycher, M. Reed, 1989 .

Modeling Reactive Multiphase Flow and Transport of Concentrated Solutions

Tianfu Xu, Eric Sonnenthal, Nicolas Spycher, 2008 .

TOUGHREACT - A simulation program for non-isothermal multiphase reactive geochemical transport in variably saturated geologic media: Applications to geothermal injectivity and CO2 geological sequestration

Karsten Pruess, Tianfu Xu, Eric Sonnenthal, 2006, Comput. Geosci..

TOUGHREACT User's Guide: A Simulation Program for Non-isothermal Multiphase Reactive geochemical Transport in Variable Saturated Geologic Media

Karsten Pruess, Tianfu Xu, Nicolas Spycher, 2004 .

MODELING BRINE REFLUX USING THE PITZER ION-INTERACTION MODEL IN TOUGHREACT

N. Spycher, F. Whitaker, Yitian Xiao, 2012 .

Geochemical modeling of changes in shallow groundwater chemistry observed during the MSU-ZERT CO2 injection experiment

Jens T. Birkholzer, Robert C. Trautz, Nicolas Spycher, 2012 .

TOUGHREACT User's Guide: A Simulation Program for Non-isothermal Multiphase Reactive Geochemical Transport in Variably Saturated Geologic Media, V1.2.1

Karsten Pruess, Tianfu Xu, Nicolas Spycher, 2008 .

A combined experimental and modelling study of granite hydrothermal alteration

N. Spycher, E. Oelkers, A. Jones, 2023, Geothermics.

TOURGHREACT: A Simulation Program for Non-isothermal MultiphaseReactive Geochemical Transport in Variably Saturated GeologicMedia

Karsten Pruess, Tianfu Xu, Nicolas Spycher, 2004 .

Will mercury impurities impact CO 2 injectivity in deep sedimentary formations? I. Condensation and net porosity reduction

Curtis M. Oldenburg, Nicolas Spycher, C. Oldenburg, 2015 .

CO{sub 2}-H{sub 2}O mixtures in the geologic sequestration of CO{sub 2}. I. Assessment and calculation of mutual solubilities from 12 to 100 degrees C and up to 600 bar

K. Pruess, N. Spycher, J. Ennis-King, 2002 .

Conceptual model of the Tatun geothermal system, Taiwan

P. Dobson, N. Spycher, C. Wang, 2018, Geothermics.

Evolution of a broadlands-type epithermal ore fluid along alternative P-T paths; implications for the transport and deposition of base, precious, and volatile metals

Nicolas Spycher, N. Spycher, M. Reed, 1989 .

LBNL deliverable to the Tricarb carbon sequestration partnership: Final report on experimental and numerical modeling activities for the Newark Basin

Sumit Mukhopadhyay, Kevin G. Knauss, Nicolas Spycher, 2014 .

On the mobilization of metals by CO2 leakage into shallow aquifers: exploring release mechanisms by modeling field and laboratory experiments

Ruth M. Tinnacher, Jens T. Birkholzer, Robert C. Trautz, 2015 .

Transient changes in shallow groundwater chemistry during the MSU ZERT CO2 injection experiment

Jens T. Birkholzer, Robert C. Trautz, Nicolas Spycher, 2011 .

On modeling the potential impacts of CO2 sequestration on shallow groundwater: Transport of organics and co-injected H2S by supercritical CO2 to shallow aquifers

Jens T. Birkholzer, Tianfu Xu, Nicolas Spycher, 2013 .

TOUGHREACT Version 2.0: A simulator for subsurface reactive transport under non-isothermal multiphase flow conditions

Karsten Pruess, Tianfu Xu, Eric Sonnenthal, 2011, Comput. Geosci..

A laboratory study of the initial effects of dissolved carbon dioxide (CO2) on metal release from shallow sediments

Liange Zheng, P. Nico, N. Spycher, 2013 .

PRELIMINARY EXPERIMENTAL INVESTIGATION OF WATER INJECTION TO REDUCE NON-CONDENSIBLE AND CORROSIVE GASES IN STEAM PRODUCED FROM VAPOR-DOMINATED RESERVOIRS

E. Lawrence, K. Pruess, Timothy J Kneafsey, 2008 .

Potential impacts of CO 2 leakage on groundwater quality of overlying aquifer at geological carbon sequestration sites: A review and a proposed assessment procedure

Jeremy K. Domen, Liange Zheng, P. Nico, 2021, Greenhouse Gases: Science and Technology.

Geophysical monitoring and reactive transport modeling of ureolytically-driven calcium carbonate precipitation

Nicolas Spycher, Guoxiang Zhang, Yuxin Wu, 2011, Geochemical transactions.

Impact of different environmental conditions on the aggregation of biogenic U(IV) nanoparticles synthesized by Desulfovibrio alaskensis G20

N. Spycher, B. Peyton, T. Ginn, 2016, BioMetals.

Influence of chelating agents on biogenic uraninite reoxidation by Fe(III) (Hydr)oxides.

N. Spycher, B. Peyton, R. Sani, 2013, Environmental science & technology.

A mechanistic treatment of the dominant soil nitrogen cycling processes: Model development, testing, and application

C. Oldenburg, C. Steefel, N. Miller, 2008 .

Fluid flow and reactive transport around potential nuclear waste emplacement tunnels at Yucca Mountain, Nevada.

N. Spycher, E. Sonnenthal, J. Apps, 2003, Journal of contaminant hydrology.

Reduced-Order Models for Prediction of Groundwater Quality Impacts from CO2 and Brine Leakage - Application to the High Plains Aquifer

Jens T. Birkholzer, Nicolas Spycher, Marco Bianchi, 2014 .

Aqueous and gaseous nitrogen losses induced by fertilizer application

N. Miller, N. Spycher, W. Riley, 2009 .

Field Investigations of Microbially Facilitated Calcite Precipitation for Immobilization of Strontium-90 and Other Trace Metals in the Subsurface October 2012 Principal Investigator:

S. Hubbard, N. Spycher, T. Ginn, 2012 .

Approaches to modeling coupled thermal, hydrological, and chemical processes in the drift scale heater test at Yucca Mountain

Susumu Kawakami, Eric Sonnenthal, Nicolas Spycher, 2005 .

Reactive facies: An approach for parameterizing field‐scale reactive transport models using geophysical methods

Susan S. Hubbard, Jinsong Chen, Nicolas Spycher, 2012 .

The role of CO2 in CH4 exsolution from deep brine: Implications for geologic carbon sequestration

Curtis M. Oldenburg, Christine Doughty, Nicolas Spycher, 2013 .

Geothermal Exploration in the Vicinity of Wells, Nevada

K. Rose, P. Dobson, N. Spycher, 2018 .

Impact of fluid-rock chemical interactions on tracer transport in fractured rocks.

N. Spycher, S. Mukhopadhyay, B. Kennedy, 2013, Journal of contaminant hydrology.

A reactive transport benchmark on heavy metal cycling in lake sediments

Carl I. Steefel, Bhavna Arora, Nicolas Spycher, 2015, Computational Geosciences.

Lawrence Berkeley National Laboratory Lawrence Berkeley National Laboratory Title A Phase-Partitioning Model for CO 2 – Brine Mixtures at Elevated Temperatures and Pressures : Application to CO 2-Enhanced Geothermal Systems Permalink

K. Pruess, N. Spycher, 2010 .

Comparing FRACHEM and TOUGHREACT for reactive transport modeling of brine-rock interactions in enhanced geothermal systems (EGS)

K. Pruess, F. Vuataz, N. Spycher, 2005 .

Lawrence Berkeley National Laboratory Recent Work Title

N. Spycher, W. Hong, R. Haese, 2013 .

Identification of blind geothermal resources in Surprise Valley, CA, using publicly available groundwater well water quality data

Nicolas Spycher, Robert A. Zierenberg, N. Spycher, 2017 .

Geothermal play fairway analysis of potential geothermal resources in NE California, NW Nevada, and Southern Oregon: A transition between extension-hosted and volcanically-hosted geothermal fields

P. Dobson, W. Glassley, N. Spycher, 2016 .

Modeling the potential impacts of CO2 sequestration on shallow groundwater: The fate of trace metals and organic compounds before and after leakage stops

Nicolas Spycher, Liange Zheng, Liange Zheng, 2018 .

Zeolitization of a devitrified high-silica rhyolitic tuff producing dachiardite: A comparison of hydrothermal experiments with the corresponding reaction progress modeling

N. Spycher, K. Knauss, G. Saldi, 2023, Applied Geochemistry.

The toxicity of lead to Desulfovibrio desulfuricans G20 in the presence of goethite and quartz

N. Spycher, B. Peyton, T. Ginn, 2010, Journal of basic microbiology.

O Mixtures in the Geological Sequestration of CO 2 . II . Partitioning in Chloride Brines at 12 − 100 ° C and up to 600

Karsten Pruess, Nicolas Spycher, K. Pruess, 2004 .

ECO2N V. 2.0: A New TOUGH2 Fluid Property Module for Mixtures of Water, NaCl, and CO2

Lehua Pan, Christine Doughty, K. Pruess, 2014 .

The environmental controls on efficiency of enhanced rock weathering in soils

P. Nico, N. Spycher, E. Sonnenthal, 2023, Scientific reports.

Reactive transport modeling of the Dixie Valley geothermal area: Insights on flow and geothermometry

Eric Sonnenthal, Nicolas Spycher, Loïc Peiffer, 2014 .

Groundwater Reactive Transport Models

Ming-Hsu Li, Mary F. Wheeler, Karsten Pruess, 2018 .

Reactive transport codes for subsurface environmental simulation

Thomas Kalbacher, Olaf Kolditz, Diederik Jacques, 2015, Computational Geosciences.

Real-time usage forecasting for bike-sharing systems: A study on random forest and convolutional neural network applicability

Elena Mugellini, Omar Abou Khaled, Simon Ruffieux, 2017, 2017 Intelligent Systems Conference (IntelliSys).

Aqueous and gaseous nitrogen losses induced by fertilizer application

C. Oldenburg, C. Steefel, N. Miller, 2009 .

A PARALLEL SECOND-ORDER ADAPTIVE MESH ALGORITHM FOR REACTIVE FLOW IN GEOCHEMICAL SYSTEMS

George Shu Heng Pau, John B. Bell, Eric L. Sonnenthal, 2009 .

A Reduced-Order Model of Concentration Polarization in Reverse Osmosis Systems with Feed Spacers

William . Stringfellow, B. Freeman, N. Spycher, 2023, Social Science Research Network.

Coupled Processes Analysis of Flexible Geothermal Production from Steam-and Liquid-Dominated Systems: Impact on Wells

N. Spycher, L. Pan, J. Rutqvist, 2020 .

Geochemistry of Geologic Thermal Energy Storage (GeoTES) systems: assessment of the Weber Sandstone, western Wyoming, USA

P. Dobson, N. Spycher, G. Neupane, 2020 .

A thermodynamic model for mutual solubility of water and CO2 in brines

K. Pruess, N. Spycher, G. Moridis, 2005 .

Water injection as a means for reducing non-condensible and corrosive gases in steam produced from vapor-dominated reservoirs

Karsten Pruess, Timothy J. Kneafsey, Nicolas Spycher, 2007 .

Can an Off-Nominal Landing by an MMRTG-Powered Spacecraft Induce a Special Region on Mars When No Ice Is Present?

Lee D Peterson, M. Mellon, D. Beaty, 2019, Astrobiology.

An introduction to the EGS Collab project

Joshua A. White, Shaun T. Brown, D. K. King, 2017 .

Aqueous and gaseous nitrogen losses induced by fertilizer application

C. Oldenburg, C. Steefel, N. Miller, 2009 .

Reactive Transport Modeling: A Key Performance Assessment Tool for the Geologic Disposal of Nuclear Waste

N. Spycher, Laurent De Windt, Nicolas F. Spycher, 2019, Elements.

Effect of dissolved CO2 on a shallow groundwater system: a controlled release field experiment.

Liange Zheng, S. Hubbard, P. Nico, 2013, Environmental science & technology.