About Me
I am a final year astronomy and astrophysics PhD student at the Australian National University, with many years of teaching experience in both computer science and physics/astronomy. I was born in China but have lived in Australia for most of my life, which means I am fluent in English and conversational in Mandarin. I spend most of my spare time playing games and reading books, but sometimes I like applying programming techniques to random things like using a clustering algorithm to create a png image to ASCII art converter. My life’s goal is to automate everything.
My Research
I work on Galactic archaeology – measuring the chemical composition of stars in the Milky Way to understand it’s formation and evolution. I make 3D non-local thermodynamic equilibrium models of stellar spectra; and apply these models both to high fidelity spectra, and to medium resolution surveys. I use bayesian statistics and machine learning techniques to provide abundances with better precision and accuracy, faster.
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First Author Publications
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Non-detection of 6Li in Spite plateau stars with ESPRESSO
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3D NLTE spectral line formation of lithium in late-type stars
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The impact of black hole seeding in cosmological simulations
Coauthor Publications
Here is a selection of 2 coauthored papers, for a complete list see my CV.
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The complex stellar system M 22: confirming abundance variations with high precision differential measurements
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The GALAH Survey: non-LTE departure coefficients for large spectroscopic surveys