Profile
Dominika Vasilkova
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About Me:
Hi everyone, I’m Dominika, a particle physicist that lives in Liverpool with my cat, Persia, and a red dragon named Pascal. During the day, I investigate the fundamental building blocks of the Universe, but I’m also a big fan of Pokémon, a frequent D&D player, and lover of rollercoasters!
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I’ve not always wanted to work in Physics, I went through quite a few career change ideas! First I wanted to be a vet, because I loved animals, but I quickly learned (with the help of some work experience) how hard that job is, so I pivoted to other sciences.
Around GCSE I learned about astronomy, and in 2008 the Large Hadron Collider turned on, introducing me to Particle Physics! I did a gap year work experience at the University of Liverpool after my A levels working on a particle physics experiment…and never left! I still work on this one, albeit with a gap to get the degrees I needed 😀
I studied physics with theoretical physics at Imperial College London, and then did my PhD on Particle Physics at UCL. Now I work as a postdoc at the University of Liverpool, with my time split between here and Fermilab in the USA.
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My pronouns are:
She/Her
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How I use Science in my work:
Everything I do is pretty much some aspect of science! I might be planning experiments, building them, actually doing them, or analysing the data that comes from them at any one point – at the moment, one of my experiments has finished collecting data, so I am working with that data to answer the question ‘does this data look like we expect?’. My other experiment is still being built, so there I’m much more in the planning stage, helping build software to collect the data once it’s ready to go. On top of this, I also need to communicate findings to other scientists, which involves travelling to conferences to talk about science!
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My Work:
As a particle physicist, I help design and run experiments to study the smallest building blocks of the Universe, to figure out how it works! My work focuses on particles called muons, which are heavy versions of the electrons you find in atoms.
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I mainly work on two experiments:
- The muon g-2 experiment, which studies how these muons behave when you put them in a magnetic field – because the muons themselves behave a bit like a tiny magnet, they react to this field and wobble. How quickly they wobble actually depends on how they play along with every other particle in existence! So by measuring that wobble really, really precisely, we can figure out what we’re missing, if anything.
- The Mu2e experiment: this is also looking at muons, but instead at how they decay! Normally, muons decay into an electron and another type of particle called a neutrino – we’ve known about this for a long time. But, calculations from our theories suggest we might be able to get a muon changing into an electron without the neutrino – it’s just very very unlikely. If there’s new physics out there, that might make it more likely, so we’re trying to measure how many of these we see over a time period, to see if there’s more than we expect!
Across these I’ve worked on hardware (I helped build some of the particle detectors for the g-2 experiment, called the trackers – see my photos to see what one looks like!), software (for mu2e, my current job is helping build the software for one detector which will collect and process the data) and analysis (on g-2, I’m looking for an extra rare wobble that may or may not be there, but if it is, that’s definitely new physics). I’ve also worked in ‘operations’, that is, actually running these giant experiments, where you end up in charge and have to make sure the data keeps flowing in!
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My Typical Day:
I wake up, feed my cat, and head into the office around 10am, where I’ll sit with my laptop and work on some code. Then, I’ll write up some analysis work I did, then go for lunch with my colleagues. After lunch I’ll head back to work, or I might go to see a seminar (these are talks by other scientists visiting our uni) and do some more analysis work to answer a question I realised I missed in my write up! Then I make some powerpoint slides and present them in a meeting to colleagues around the world, where we discuss the next steps. I’ll usually head home around 6pm, make dinner, feed the cat again, and then play videogames or curl up with a book.
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This can look a bit different if I’m out at Fermilab, which is where both my experiments are – a typical day there will have more hands-on work putting things together and testing whether they work as expected. In America, you have to drive to get anywhere, so for lunch we’ll go exploring! Our favourite is panera bread or tacos, though not from taco bell!
Sometimes I travel to give talks to schools, and that’s when Pascal the dragon comes out! It can be really hard to tell how big things are, so he’s a good scale marker (pun intended).
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What I'd do with the prize money:
I’d love to set up a hands-on masterclass about finding Higgs Bosons – no computers, just pictures of data in one of the LHC detectors (we call these event displays). Digging through these, the challenge is to find which ones show Higgs events – these are collisions where a Higgs was made, and then decayed into other things. By counting up the properties of the ‘other things’ and plotting them in a histogram with post it notes on a giant board, we should be able to discover whether the Higgs exists or not!
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Education:
I went to St Marks CoE primary school, and then Bournemouth School for Girls for secondary school and sixth form. Then for undergrad I studied at Imperial College London, and did my PhD at University College London.
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Qualifications:
Oof, I can’t quite remember how many GCSEs I did! Maybe 12?
I did five AS levels, dropped down to 4 for A2 – physics, maths, further maths, chemistry (the bonus was early modern history, just for fun!)
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Work History:
I’ve dabbled in digital art, and did ok selling commissions for people for a while as a teenager, enough to buy my own nintendo 3DS!
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Current Job:
I’m currently a postdoctoral researcher at the University of Liverpool.
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Employer:
University of Liverpool.
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My Interview
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How would you describe yourself in 3 words?
Physics with muons
What did you want to be after you left school?
After primary school, I was still thinking of being a vet. By secondary school, I'd settled on physics!
Were you ever in trouble at school?
Oh yes... I famously got banned from a bathroom after covering it in ink after an art lesson. It's still not clear to me what the teacher expected me to do with that. Pee outside???
If you weren't doing this job, what would you choose instead?
I'd probably do something in science communication, or maybe I'd be a weather scientist! We get tornadoes near Fermilab and they're pretty cool.
Who is your favourite singer or band?
Hard to pick just one, but at the moment I'm enjoying silly metal bands like Gloryhammer!
What's your favourite food?
Macaroni cheese
If you had 3 wishes for yourself what would they be? - be honest!
To be able to magically never need to do the dishes again, and for my cat to be able to talk!
Tell us a joke.
What's the difference between a TV and a newspaper? Well, have you ever tried swatting a fly with the TV?????
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