The biggest, deepest questions

Illustration of a logorhythmic chain of images, from the sun to the earth to the inner workings of an atom

Carl Wiens

The questions don카지노 게임 컬렉션™t get any bigger than the ones probed by faculty and students in Stirling Hall:

  • - Where do we come from?
  • - How did the universe evolve?
  • - What is it made of?
  • - And why, according to the laws of physics, does the world work the way it does?

These questions led Jennifer Mauel into that circular building on Bader Lane several years ago. Now a fourth-year undergraduate student, Ms. Mauel started her Queen카지노 게임 컬렉션™s degree in Global Development Studies, but early on, she felt a stronger pull to mathematical sciences. She ended up taking a first-year physics course with Professor James Fraser. His teaching impressed her so much that she committed to the field, and has since spent two summers working on the SNO+ experiment in Sudbury with Professor Mark Chen.

"The work is really challenging and fun 카지노 게임 컬렉션“ we카지노 게임 컬렉션™re doing puzzles all the time,카지노 게임 컬렉션ť she says. 카지노 게임 컬렉션śThese deep, fundamental questions about existence 카지노 게임 컬렉션“ where we come from, the matter/anti-matter question 카지노 게임 컬렉션“ there카지노 게임 컬렉션™s nothing more exciting."

Her thoughts echo a theme that surfaced again and again during interviews with professors, postdocs and students in the . The people there are, without a doubt, at the cutting-edge of new discoveries, new technologies, new ideas 카지노 게임 컬렉션“ with Art McDonald카지노 게임 컬렉션™s Nobel Prize-winning research being the most prominent example to date.

Even if not directly linked to Dr. McDonald카지노 게임 컬렉션™s SNO research, the entire department is riding high on that win 카지노 게임 컬렉션“ and inspired to keep going, to keep pushing the research forward.

Ms. Mauel and Dr. Chen, through SNO+, are asking the next questions about the nature of neutrinos, trying to understand their mass and why it카지노 게임 컬렉션™s so small.

Gilles Gerbier, Professor and Canada Excellence Research Chair, is also continuing work at SNOLAB 카지노 게임 컬렉션“ not into neutrinos, but into the nature of the elusive dark matter particle. He is joined in this issue by Alvine Kamaha, postdoctoral fellow, who is building new apparatus to use in the underground lab to find the particles.

카지노 게임 컬렉션śI wanted to be part of something big,카지노 게임 컬렉션ť says Dr. Kamaha, who studied in Cameroon and Italy before coming to Queen카지노 게임 컬렉션™s. 카지노 게임 컬렉션śWhen I came here for my PhD, I was blown away 카지노 게임 컬렉션“ knowing that you can find something that has such a big impact. Dark matter is believed to be 80 per cent of the mass of the universe. Even though we don카지노 게임 컬렉션™t know right now what the application will be when we find it, you know you have contributed to a better understanding of the universe.카지노 게임 컬렉션ť

Professor StĂ©phane Courteau and PhD student Nathalie Ouellette are also on the hunt for dark matter 카지노 게임 컬렉션“ not underground, but as astronomers, charting the distribution of mass throughout galaxies and clusters of galaxies.

카지노 게임 컬렉션śJust like planets move around the sun due to its mass, stars move within a galaxy due to its total mass 카지노 게임 컬렉션“ what you can카지노 게임 컬렉션™t see in brightness, is likely dark matter,카지노 게임 컬렉션ť explains Ms. Ouellette, now in the final year of her PhD. 카지노 게임 컬렉션śI look at how the stars are moving around the galaxy to see how the mass is distributed. I can see how the stars and dark matter play with each other to see how the galaxy is evolving.카지노 게임 컬렉션ť

Moving from dark matter to light matter, we run into Professor Stephen Hughes and PhD student Nishan Singh Mann.

Very much at the theoretical level, they study light matter interactions 카지노 게임 컬렉션“ the science of optics, and how light interacts with very small structures on the nano-scale. Their research has many applications, from next-generation quantum light sources for quantum computers to biosensors and high-efficiency solar cells.

"These are new nano-quantum technologies of the future that are going to be mainstream in probably 50 years," says Dr. Hughes, who believes that Mr. Singh Mann카지노 게임 컬렉션™s "killer" model 카지노 게임 컬렉션“ looking at disorder and non-linearities in photonic crystals 카지노 게임 컬렉션“ is going to have a huge impact across a number of sectors.

Professor James Fraser and master카지노 게임 컬렉션™s student Allison Sibley are also deep into light 카지노 게임 컬렉션“ particularly laser light and its uses in manufacturing. They are studying lasers used in 3D printing and the challenge of printing in metal, instead of plastic. 카지노 게임 컬렉션śWhat카지노 게임 컬렉션™s going on at the rich and beautiful world at the pinpoint of a laser beam?카지노 게임 컬렉션ť says Dr. Fraser.

카지노 게임 컬렉션śEnergy is hotter than a volcano down there, so you can imagine the physics going on.카지노 게임 컬렉션ť And working at that high temperature (around 1600 C to cut metal), they have to figure out what카지노 게임 컬렉션™s going on very quickly. 카지노 게임 컬렉션śI am imaging the actual process while it카지노 게임 컬렉션™s happening so I can detect defects in the parts,카지노 게임 컬렉션ť explains Ms. Sibley. 카지노 게임 컬렉션śWe can change the parameters of the processing laser and correct the defects, stop the process while it카지노 게임 컬렉션™s happening.카지노 게임 컬렉션ť

Their hope is that their research into additive manufacturing, building up with metal, instead of subtracting, will contribute to a number of different areas 카지노 게임 컬렉션“ automotive, aerospace, and transportation in general, where small improvements can yield great results. 카지노 게임 컬렉션śIf you can make a car 10 per cent lighter, that directly translates into reduced CO2 emissions. There카지노 게임 컬렉션™s a lot of opportunity,카지노 게임 컬렉션ť says Dr. Fraser.

A lot of opportunity, indeed 카지노 게임 컬렉션“ across the entire department. And while Dr. Fraser says it카지노 게임 컬렉션™s easy to look at the research groups and their unique focus points, it카지노 게임 컬렉션™s also very possible to see the interconnections 카지노 게임 컬렉션“ particularly how optics and light hit all units 카지노 게임 컬렉션“ and the overlap between groups.

카지노 게임 컬렉션śEssentially, all of us use light in some way 카지노 게임 컬렉션“ as a probe and as a tool. And there is also the sheer physical range throughout the groups 카지노 게임 컬렉션“ from Steve Hughes and the nano-scale to Allison and I on the micro-scale, and off to StĂ©phane Courteau in the galactic and extragalactic. And then there are the particle astrophysicists 카지노 게임 컬렉션“ the true experimentalists 카지노 게임 컬렉션“ who bridge both extremes.카지노 게임 컬렉션ť

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