World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
41
Citations
10893
World Ranking
5401
National Ranking
1998

Overview

Nicolas Spycher is affiliated with the Lawrence Berkeley National Laboratory in the United States. Their research focuses primarily on environmental science and engineering, with a strong emphasis on environmental engineering and renewable energy, sustainability, and the environment.

Spycher's publications span multiple subfields including mechanical engineering, mechanics of materials, and water science and technology. Their work explores a diverse set of main topics such as:

  • CO2 Sequestration and Geologic Interactions
  • Geothermal Energy Systems and Applications
  • Groundwater Flow and Contamination Studies
  • Hydrocarbon Exploration and Reservoir Analysis
  • Hydraulic Fracturing and Reservoir Analysis
  • Atmospheric and Environmental Gas Dynamics
  • Membrane Separation Technologies

The scientist has contributed frequently to several publication venues, including:

  • Geothermics
  • OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)
  • SSRN Electronic Journal
  • Goldschmidt2022 abstracts
  • Applied Geochemistry

Recent papers include:

  • Potential impacts of CO2 leakage on groundwater quality of overlying aquifer at geological carbon sequestration sites: A review and a proposed assessment procedure, 2021, Greenhouse Gases Science and Technology
  • Influence of Agricultural Managed Aquifer Recharge (AgMAR) and Stratigraphic Heterogeneities on Nitrate Reduction in the Deep Subsurface, 2021, Water Resources Research
  • Machine-learning-assisted high-temperature reservoir thermal energy storage optimization, 2022, Renewable Energy
  • PyGeoT: A tool to automate mineral selection for multicomponent geothermometry, 2022, Geothermics
  • The environmental controls on efficiency of enhanced rock weathering in soils, 2023, Scientific Reports

Spycher has collaborated frequently with colleagues including Christine Doughty, Patrick Dobson, Peter Nico, Travis McLing, and Bhavna Arora. The counts of coauthored works vary, with the most frequent collaborator being Christine Doughty.

Best Publications

  • 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

    Nicolas Spycher;Karsten Pruess;Jonathan Ennis-King

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

    Tianfu Xu;Eric Sonnenthal;Nicolas Spycher;Karsten Pruess

  • Reactive transport codes for subsurface environmental simulation

    C. I. Steefel;C. A. J. Appelo;B. Arora;D. Jacques

  • CO2-H2O mixtures in the geological sequestration of CO2. II. Partitioning in chloride brines at 12–100°C and up to 600 bar

    Nicolas Spycher;Karsten Pruess

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

    Mark Reed;Nicolas Spycher

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

    Tianfu Xu;Nicolas Spycher;Eric Sonnenthal;Guoxiang Zhang

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

    Karsten Pruess;Nicolas Spycher

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

    Nicolas Spycher;Karsten Pruess

  • 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 F. Spycher;Mark H. Reed

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

    Tianfu Xu;Eric Sonnenthal;Nicolas Spycher;Karsten Pruess

  • Effect of Dissolved CO2 on a Shallow Groundwater System: A Controlled Release Field Experiment

    Robert C. Trautz;John D. Pugh;Charuleka Varadharajan;Liange Zheng

  • Integrated multicomponent solute geothermometry

    N. Spycher;L. Peiffer;E.L. Sonnenthal;G. Saldi

  • Boiling, Cooling, and Oxidation in Epithermal Systems: A Numerical Modeling Approach

    Mark H. Reed;Nicolas F. Spycher

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

    Tianfu Xu;Eric Sonnenthal;Nicolas Spycher;Karsten Pruess

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

    Nicolas F. Spycher;Mark H. Reed

  • 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 F Spycher;Mark H Reed

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

    T. H. Barkouki;B. C. Martinez;B. M. Mortensen;T. S. Weathers

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

    Tianfu Xu;Yvette Ontoy;Phil Molling;Nicolas Spycher

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

    E. Sonnenthal;A. Ito;N. Spycher;M. Yui

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

    F. Maggi;C. Gu;W. J. Riley;G. M. Hornberger

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

    Tianfu Xu;Eric Sonnenthal;Nicolas Spycher;Karsten Pruess

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

    Nicolas Spycher;Karsten Pruess

Frequent Co-Authors

Eric Sonnenthal
Eric Sonnenthal Lawrence Berkeley National Laboratory
Karsten Pruess
Karsten Pruess Lawrence Berkeley National Laboratory
Patrick F. Dobson
Patrick F. Dobson Lawrence Berkeley National Laboratory
Carl I. Steefel
Carl I. Steefel Lawrence Berkeley National Laboratory
Jens Birkholzer
Jens Birkholzer Lawrence Berkeley National Laboratory
Tianfu Xu
Tianfu Xu Jilin University
Peter S. Nico
Peter S. Nico Lawrence Berkeley National Laboratory
Timothy J. Kneafsey
Timothy J. Kneafsey Lawrence Berkeley National Laboratory
Timothy R. Ginn
Timothy R. Ginn Washington State University
Mark E. Conrad
Mark E. Conrad Lawrence Berkeley National Laboratory

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