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| newcomers:exam [2023/02/06 15:43] – [Exam questions] iwn | newcomers:exam [2023/02/06 17:22] (current) – [Exam questions] iwn | ||
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| Some typical questions during exams at UZH: | Some typical questions during exams at UZH: | ||
| - | * Questions about your analysis (obviously). | + | * Questions about your analysis |
| - | * Is the uncertainty in your result statistically or systematically driven? (Yuta' | + | * What is the theoretical or experimental motivation of your model? What motivates |
| - | * Specifics about certain systematics (nuisance parameters). | + | * What are motivated variations |
| - | * What is the theoretical or experimental motivation of your model, or your particular chosen set of parameter values? | + | * What is the broader context of your model in other experiments? |
| - | * Variations | + | * How would your signal and analysis change with more luminosity |
| - | * What is the broader context of your model in other experiments? | + | |
| - | * How would your signal and analysis change with more luminosity or higher center of mass energy? (Future colliders.) | + | |
| * Questions on the process, like the color flow of Feynman diagram, or parton (like initial b quark) coming from the protons (see PDFs below), ... | * Questions on the process, like the color flow of Feynman diagram, or parton (like initial b quark) coming from the protons (see PDFs below), ... | ||
| + | * Is the uncertainty in your result **statistically** or **systematically** driven? (Yuta' | ||
| + | * Specifics about certain **systematics** (nuisance parameters): | ||
| * Detector / accelerations questions: | * Detector / accelerations questions: | ||
| - | * PDFs at LHC (quark, b quark, gluon content of proton and anti-proton), | + | |
| - | * Difference between LHC and LEP or Tevatron; advantages/ | + | * Difference between |
| - | * How is luminosity measured? (PhD-level) | + | |
| * Higgs physics | * Higgs physics | ||
| - | * In particular the different production mechanism at the LHC. | + | * In particular the different |
| - | * If you are very unlucky the Higgs mechanism. See e.g. [[https://twiki.cern.ch/twiki/bin/view/LHCPhysics/CrossSections# | + | * If you are very unlucky the **Higgs mechanism**. |
| * Especially for PhD exams: | * Especially for PhD exams: | ||
| * About anything you wrote in your thesis. | * About anything you wrote in your thesis. | ||
| * SM Lagrangians (see [[https:// | * SM Lagrangians (see [[https:// | ||
| - | * Hadronization (formation of jet). | + | |
| - | * Statistics at the LHC: type of test statistics, how to get exclusion limits (upper limits), ... | + | |
| + | * **Statistics** at the LHC: type of test statistics, how to get **exclusion limits** (upper limits), ... See e.g. [[https:// | ||
| * Details about your object reconstruction & identification algorithms (taus, jets, b tagging, ...) | * Details about your object reconstruction & identification algorithms (taus, jets, b tagging, ...) | ||
| + | * How is **luminosity** measured? See e.g. [[https:// | ||
| + | * For what was the **Nobel Prize** in Physics awarded this/last year? See [[https:// | ||
| * ... | * ... | ||
newcomers/exam.1675694624.txt.gz · Last modified: by iwn
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