### Margot Fitz Axen

**Program Year:**2**Academic Institution:**University of Texas at Austin**Field of Study:**Astronomy**Academic Advisor:**Stella Offner**Practicum(s):**Practicum Not Yet Completed**Degree(s):**

B.S. Physics, University of Minnesota Twin Cities, 2018

#### Publications

M. Fitz Axen, J. Spiecher, A. Hungerford, C.L. Fryer. Cosmic Ray Transport in Mixed Magnetic Fields and Their Role on the Observed Anisotropy. Accepted to Monthly Notices of the Royal Astronomical Society, Nov 2020.M. Fitz Axen, S. Banagiri, A. Matas, C. Caprini, V. Mandic. Multi-wavelength observations of cosmological phase transitions using LISA and Cosmic Explorer. Physical Review D 98, 103508 (2018).

B.P. Abbott et. al. (LIGO Scientific and Virgo Collaborations). Constraints on cosmic strings using data from the first Advanced LIGO observing run. Physical Review D 97, 102002 (2018).

Fitz Axen, Margot. Constraints on Cosmic String Parameters using Advanced LIGO O2 results. LIGO Stochastic Working Group telecon (September 2018).

Fitz Axen, Margot. Parameter Estimation of Cosmic Strings at Advanced LIGO Design Sensitivity. LIGO Stochastic Working Group telecon (February 2018).

Fitz Axen, Margot, Speicher, Julia, Fryer, Chris, and Hungerford, Aimee. Exploration of Cosmic Ray Propagation through Magnetic Fields Using a Monte Carlo Approach. LANL Computational Physics Student Summer Workshop Presentations. Los Alamos National Laboratory, Los Alamos, NM (August 2017).

Fitz Axen, Margot. Modeling Cosmic Ray Propagation Through Coherent and Diffusive Magnetic Fields. Theoretical Astrophysics Group Meeting, Los Alamos National Laboratory, Los Alamos, NM (July 2017).

Fitz Axen, Margot. Calculating Accessible Regions of the Cosmic string Stochastic Gravitational Wave Background. LIGO Stochastic Working Group telecon (November 2016).

Fitz Axen, Margot. Estimating Accessible Regions of the Parameter Space of Phase Transition Stochastic Gravitational Wave Background to Next Generation Detectors. Conference for Undergraduate Women in Physics, University of Iowa, Iowa City, IA (January 2018).

Fitz Axen, Margot, Speicher, Julia, Fryer, Chris, and Hungerford, Aimee. Cosmic Ray Propagation through Magnetic Fields Using a Monte Carlo Approach. Los Alamos National Laboratory Computational Physics Student Summer Workshop Presentations, Los Alamos National Laboratory, Los Alamos, NM (August 2017).

Fitz Axen, Margot. Calculating Accessible Regions of the Parameter Space in Cosmic String Stochastic Gravitational Wave Background Models. Conference for Undergraduate Women in Physics, University of Wisconsin, Madison, WI (January 2017).