### Students & Postdocs

I had a privilege to work with many talented graduate students,
postdocs, as well as with undergraduates doing research. Below you can
see their list from OSU and their (selected) accomplishments and
activities. * (Known positions listed; the numbers refer
to
publications)*.

Postdoc

PHD completed

MS completed

Undergrad research

### In progress

- Choah Shin, PhD expected 2021

*Participated in SIAM CSE Broader Engagement, 2017; AMS Western Section in Pullman, WA, April 2017; presented a poster at SIAM Geosciences 2017 in Erlangen, Germany (COS support); volunteer and poster presenter at SIAM PNW 2017; Cascade RAIN 2018 (participant); AMS Western meeting in Portland 2018 (talk); SIAM Annual 2018 (minisymposium talk and poster; SIAM travel award). ICERM workshop, August 2018 (poster). SIAM Geosciences 2019, minisymposium presentation (funding: SIAM & NSF). PSU Math Graduate Research Showcase April 2019. Cascade RAIN 2019 (talk; travel support). OpenFoam workshop, June 3-4, 2019. SIAM PNW 2019 (session organizer, oral talk, and poster). AP meeting November 2019 (oral presentation). Gordon Conference (poster).*

Internship at PNNL, STOMP group (Summer 2018). NSF MSGI Summer Internship at NREL, Summer 2019.

Larry W. Martin and Joyce B. O'Neill Fellowship 2019-20. - Lisa Bigler, PhD expected 2022.
*Volunteer and participant at SIAM PNW 2017; Cascade RAIN 2018 (participant), AMS Western 2018 meeting (participant). Summer School in Computational Cardiac Physiology at The University of California San Diego (August 8-17, 2018), the University of Oslo, and Simula Research Laboratory (Oslo, Norway 18-29 June 2018. Funding: Simula). MSRI summer school on Representation of High Dimensional Data July 9-20, 2018; funding: MSRI. SIAM Geosciences 2019 in Houston (poster). OSU Mathematics Graduate Research showcase April 2018 (blitz). Cascade RAIN 2019 (oral, travel support), NSF-CBMS Conference “The Cahn-Hilliard Equation: Recent Advances and Applications”, May 20-24, 2019 in Montgomery Bell State Park, TN (local and partial travel support from organizers plus department and NSF support). OpenFoam workshop, June 3-4, 2019. SIAM PNW 2019 (posters).*

Internship, LBNL, Applied Numerical Algorithms Group, Computational Research Division (funding from LBL), summer 2019. - Naren Vohra, PhD expected 2023.

*OpenFoam workshop, June 3-4, 2019. Graduate Student Mathematical Modeling Camp at University of Delaware, June 12-15, 2019, and Mathematical Problems in Industry Workshop to be held at New Jersey Tech (June 17-21, 2019) (travel and local support from the organizers). SIAM PNW 2019 (participant).* - Nachuan Zhang, PhD expected 2024.

*SIAM PNW 2019 (participant).* - Nathanael Bowles,
URSA Engage (BS 2021, exp.)
*Graphs and solvers for phase transitions*. Winter-Spring 2019.

SURE Science Summer Fellowship, 2019. - Anneli Brackbill, URSA Engage (HBS 2021, exp.)
*Modeling the Spread of Nuclear Waste Through Different Mediums*Winter-Spring 2019.

Celebrating Undergraduate Excellence at OSU, May 14, 2019

### Undergraduates

### Postdocs

- David Foster, (PostDoc, co-advised with Guenter Schneider, OSU Physics), 2010-2014

*Papers #50, #53, #59*, [various Physics conferences.] Rincor Corp. (2014-) - Son-Young Yi, (PostDoc, co-advised with Ralph Showalter), 2006-2009

*Papers #33, #35, #37, #57*

STOMP workshop 2007, SIAM Geosciences 2007, Multiscale Workshop 2007, CMWR XVII 2008, CMWR XVIII 2010

*Position: Asst. (now Associate) Prof. at University of Texas at El Paso. .*

### PhD completed

- Joseph Umhoefer (PhD in Mathematics), June 4, 2019,
"Modeling
Flow and Transport at Pore Scale with Obstructions".

Participated in CASCADE 2014, PNWNAS 2014, CASCADE 2015; poster at SIAM Geosciences 2015; oral presentation at CASCADE 2016; poster at PNWNAS 2016; talk at CASCADE 2017. 8th Annual Scientific Software Days, Apr. 27-28 at the University of Texas at Austin; funding: SSD. Poster at Lonseth Lecture, OSU Mathematics, 2017 (best poster award). Poster at SAMSI workshop in August 2017, (funding: SAMSI). Minisymposium presentation at SIAM Geosciences 2017 in Erlangen, Germany (SIAM travel award and COS support); Cascade RAIN 2018 (talk); AMS Western section Portland 2018 (talk). SIAM Annual 2018 (minisymposium talk and poster). SIAM Geosciences 2019 in Houston, oral presentation (funding: SIAM). OSU Mathematics Graduate Research showcase April 2019 (blitz).

Graduate research fellow with DOE NETL ORISE Fellowship 2014-; NETL internship Summer 2014; Internship, LBNL, Applied Numerical Algorithms Group, Computational Research Division (funding from NSF AGP grant and LBL), summer 2017. Internship at LBL in summer 2018 (funding: LBL). Internship, Fall 2018: Solid Modeling Solutions.

*Position: Solid Modeling Solutions (VP for Emerging Technologies), 2019-* - Azhar Alhammali (PhD in Mathematics),
May 30, 2019,
"Numerical Analysis of a System of Parabolic Variational Inequalities with Application to Biofilm Growth"
.

*participated in PNWNAS 2016, CASCADE 2016; AMS Western Section in Pullman, WA, April 2017 (poster presentation); presented a poster at SIAM Geosciences 2017 in Erlangen, Germany (COS and SIAM support); volunteer and poster presenter at SIAM PNW 2017; Cascade RAIN 2018 (talk); AMS Western meeting in Portland 2018 (talk). SIAM Annual 2018 (minisymposium talk and poster; SIAM travel award). ICERM workshop, August 2018. SIAM Geosciences 2019, minisymposium presentation (funding: SIAM & NSF). OSU Mathematics Graduate Research showcase 2019. (poster and blitz). Cascade RAIN 2019 (oral, travel support).*

Oregon Lottery Award winner, 2018-19.

Position: Asst. Prof., Imam Abdulrahman Bin Faisal University, 2019- - Ken Kennedy, PhD in Mathematics, May 30 2017.
"Model Adaptivity and Numerical Solutions Using Sensitivity Analysis"

*Papers #39, #69.*

SIAM Geosciences 2011 contributed talk; ACTI workshop on high performance computing, 2009.

Self-employed. - Tim Costa, PhD in Mathematics, May 30 2016
"Hybrid Multiscale Methods with Applications to Semiconductors, Porous Media, and Materials Science"

Nominated for Council of Graduate Schools/ProQuest Distinguished Thesis Award, 2016. Oregon State Lottery Fellowship, 2015. Graduate Achievement Award, OSU Mathematics, 2014.

*Papers #50, #53, #59, #69*.

SIAM Annual 2013 poster, participated in PNWNAS'2013, CASCADE 2014 presentation. Oral presentation at VECPAR 2014, Eugene.

Participant, IMA Workshop on Careers in Industry, April 2014, and Mathematical Modeling Workshop (PIMS-IMA), August 2014. Minisymposium presentation at SIAM Annual 2014, Oral presentation at WCCM-ECCM-ECFD 2014 Congress, Barcelona; PNWNAS 2014; Minisymposium presentation at SIAM Geosciences 2015.

Summer 2015: internship at Sandia National Laboratories as an Intern in Multiscale Science project. Year-long part-time intern at Sandia 2015-16.

Software development including HybGe-Flow3D: https://github.com/costat/HybGe-Flow3D

*Positions: Intel Math Kernel Library Team and Machine Learning Teams (2016-2017), HPC Applications group at Intel (2107-18). NVIDIA CUDA Math Library Program Manager.* - F. Patricia Medina, PhD in Mathematics,
"Mathematical treatment of methane hydrate and adsorption models", May 13, 2014.

See the movie on adsorption in coalbed methane created by Patricia.

*Papers #51, 62, 64, 65.*

CASCADE 2014 presentation, PNWNAS invited talk'2013, SIAM Geosciences 2013 poster and contributed talk, SIAM Annual 2012 poster. Participant at OWHE, 1/24/2014. Participant (with support) in IMA Workshop on Careers in Industry, April 2014; PNWNAS 2014; SIAM-CSE'15 minisymposium talk; SIAM GS15 presentation.

*Positions: Instructor at OSU 2014-16. Post-doc scholar at Wooster Polytechnic Institute (WPI) 2016-19; see news. Assistant Professor, Yeshiva College, 2019-* - Veronika Vasylkivska, PhD in Mathematics, 2012;
"Stochastic analysis of flow and transport in porous media"
(co-advised by Mina Ossiander)

Paper #54.

co-presenter IMA Workshop 2011; SIAM UQ 2012, poster at SIAM Annual 2012, co-presenter at SIAM Geosciences 2013.

*Post-doc at OSU Mathematics (2012-14). Postdoc at NETL (2014-2016). DOE-NETL contractor (2016-)*. - Viviane Klein, PhD in Mathematics, 2011,
Two-grid a-priori and a-posteriori error analysis for coupled elliptic and parabolic systems with applications to flow and transport problems

Graduate Achievement Award, OSU Mathematics, 2011.

*Papers #38, #42, #45*

Presentations at SIAM Annual 2009, 2010, CMWR Barcelona 2010, DOE Summer School 2008, Multiscale workshop 2007, SIAM Annual 2008

OSU Mathematics Graduate Achievement Award, 2011

*Positions: Postdoc, Univ. Sao Paolo in San Carlos (2011-2013); Asst. Prof. at UFRN, Natal, Brasil. (2013-)*

### MS Completed

- Lisa Bigler, (MS in Mathematics), Jan 4, 2019; thesis. continuing towards PHD at OSU Math.
- Diana Gonzalez (MS in Mathematics), July 27 2018;
``An Exploration of Modeling Concepts for Coupled Flow and Energy
Systems with Applications to Geyser Modeling''; (Expository paper).

Internship, LBNL, Applied Numerical Algorithms Group, Computational Research Division (funding from NSF grant and LBL), summer 2017.*Volunteer and participant at SIAM PNW 2017; Cascade RAIN 2018 (participant), AMS Western 2018 meeting (participant); SIAM Annual 2018 poster.*

Position: Analyst, Southern California Gas Company, 2018-. - Zachary Barry, MS May 2018. "Mathematical and Computational
Considerations of a Model of Microbiologically Induced Calcite
Precipitation" (Expository paper).

Poster at SIAM PNW 2017 and volunteer; see below for accomplishments as undergrad.

*Positions: Instructor at COCC (2018-19); consulting for Northwest Mathematics, LLC (2018-19). Data analyyst, G5 Bend, 2019-* - Choah Shin, MS in Mathematics (exam option), May 17, 2018.

*Continuing towards PhD in Math at OSU; see above for accomplishments.* - Joseph Umhoefer, MS in Math, March 2016,
"Interpolation Schemes for Two Dimensional Flow with Applications",
*continuing at OSU towards PHD*

See above for activities - Adriana Mendoza, MS in Mathematics,
"Numerical Modeling of Biofilms"
, July 23, 2014

participated in PNWNAS'2013, OWHE 2014, CASCADE 2014

*Tenure track Instructor, Green River College* - Natalia McClellan, MS in Mathematics,
"Nonlinear Finite Difference Schemes for the Klausmeier System", June 5, 2014

participated in PNWNAS'2013, OWHE 2014, CASCADE 2014

*Faculty at Lassen Community College* - Timothy Costa, MSc in Mathematics (2/27/2014).
`` Analysis of Domain Decomposition Methods for the Simulation of Charge Transport in Semiconductor Structures with Heterojunctions''

*(continuing in PhD program in Mathematics at OSU); see above.* - Yi Zhang, MSc in Mathematics (February 2013),
"A heterogeneous flow numerical model based on domain decomposition methods",

*Paper #52*

Gene Golub SIAM Summer School 2012, Simulation and Supercomputing in the Geosciences, Monterey, California, July 29 - August 10, 2012. (See First on left in the second row).

*PhD in OSU Civil and Construction Engrg., Dec. 2013; Altair Engrg. (2014-)* - Ken Kennedy, MSc in Mathematics, 2009

By examination (see above) - Cheryl Woodall, MSc in Mathematics, 2008

(Expository Paper)

participated in STOMP workshop 2007 and Multiscale workshop, 2007

*Bonneville Power Admninistration (2007-).* - Cristiano Garibotti,
MSc in Mathematics, 2007

*Paper #34*

STOMP workshop 2007, Multiscale Workshop poster 2007, DOE Multiscale Summer School 2007, Rocky Mountain Summer Research Conference 2007

*Grad student at Univ. of Santa Catarina, Brasil. Current position: faculty member, Universidade Federal do Rio Grande* - Shannon Biederman. MSc in Mathematics, 2007

Participated in STOMP workshop 2007, Multiscale workshop 2007, DOE Multiscale Summer School 2007

*Instructor at LBCC, math tutor.*

### Undergraduate research

- Maria Campuzano, visiting student from Spain.
*Solvers for phase equilibria*. Winter 2019. - Jasmin Kennard, HBS in Chemical Engineering; Honors Committee member. June 2018.
- Zachary Barry, BS ACM option 2017, "Coupled reactive
systems with multiple time scales";

*Poster presentation at Stanford Undergraduate Research Symposium (March 2017); Poster at OSU undergraduate symposium, May 2017 and OSU Mathematics Lonseth day (honorable mention for best poster)* - Malgorzata Tyczynska, (visiting undergraduate student from Technical University in Denmark), Winter-Spring 2015, research paper "Numerical Simulation of the Chemotaxis Model for Dispersal of Biological Species"
- Clarice Mottet, undergraduate research paper
``Modeling with ODE systems'', Winter 2015, BS in Math 2016,
*Consultant, Portland* - Jessica Armstrong, Honors BS in Mathematics Dec. 2014

participated in CASCADE 2014; UHC Thesis Fair presentation, ``Modeling and Simulation of Reaction-Diffusion Problems Applied to Biofilm Growth'', presented Dec. 2, 2014

*Intel* - Erik Theirheimer, BS in Mathematics, 2017, PCA with kernels (undergraduate project Spring 2017)
- Ian Goode, Lattice models for phase transitions (undergraduate project Spring 2016)
- Scott Clark, BSc in Mathematics and Physics, 2008

*Finite Element Modeling of Uncertain Interfaces*, Senior Thesis presentation in AMC seminar 2008

OSU URISC Award, "Finite Element Modeling of Uncertain Interfaces", Winter-Spring 2008.

*DOE grad fellowship; Grad student at Cornell University 2008-2014. Cofounder and CEO, SigOpt, Forbes 30 under 30*.Young Alumni award, College of Science - Kyle Augustson, BSc in Mathematics/Physics, 2006

*Pore-scale simulations with a vorticity-stream function solver for Navier-Stokes equations*, Senior Thesis,

*Paper #36*, Presentation in AMC seminar 2006

*PhD Univ. of Colorado at Boulder, 2006-13. Postdoc at UCAR and CEA/DRF in France.* - Doug Fettig, BSc in Mathematics, 2005

DeLoach Honors Scholarship, Winter 2005

*Grad student at Rochester, 2005-*