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I have a PhD in nuclear astrophysics, did a three years postdoc at Lawrence Livermore National Lab doing lattice QCD, and am 2/3rds of the way through a three y
by evanb 8y ago
I have a PhD in nuclear astrophysics, did a three years postdoc at Lawrence Livermore National Lab doing lattice QCD, and am 2/3rds of the way through a three year postdoc at Forschungszentrum Jülich, between Aachen and Cologne, Germany, continuing my lattice QCD stuff in pursuit of first-principles precision nuclear physics and applying lattice methods to the Hubbard model (a model of electrons hopping on spatial lattices) which likely has applications to graphene and potentially high-Tc superconductivity and other crazy materials.
I cannot find a 'real' (meaning permanent) job in my field. I applied to about 50 tenure-track university and college positions and staff scientist positions. I applied for early-career fellowships from the Royal Society, CNRS (France), the Helmholtz Gemeinschaft (Germany), among others. Almost everybody I know thinks it's crazy that I don't have a job yet, but nobody has the money to create one. So I'm moving to UMD for a 2 year non-tenure track Research Assistant Professor job to give me 2 more cracks at the job market.
Lattice field theory is a computational technique by which we can extract approximation-free, fully non-perturbative from quantum-mechanical theories (I've described it on HN in a variety of comments, see eg. https://news.ycombinator.com/item?id=15782932 https://news.ycombinator.com/item?id=15782932). We use an enormous amount of leadership-class computational power.
Physics is now very computational (even theory), and often works with data sets that make industrial 'big data' problems look like toys. I mean, one of our lattice QCD calculations produced hundreds and hundreds of terabytes of intermediate results. Data analysis, correlated analyses, and all sorts of things that were old hat for physicists suddenly became lucrative. And presumably it's a lot less soul-sucking than further "improving" high-speed trading.