Oleksandr Burlayenko Email & Phone Number

Freiburg, Bw, De

Geneva, Switzerland

- Designed and implemented data analyses contributing to the measurment of top-quark pair spin correlation and quantum entanglement observation.- Data analysis based on machine learning techniques and modelling of complex systems.- Collaborated across Particle Modeling, Jet/ETmiss, and Top-Properties groups to enhance model accuracy.- Model code-development, production, and physics-validation of Monte Carlo (MC) samples for particle modeling. - Assessed the impact of various nuisance parameters on new MC samples. - Co-designed the intercalibration corrections in large-scale data analysis for improved precision modeling(paper in progress). - Regularly presented and discussed work within competitive international analysis groups.- Presented ATLAS results in multiple international conferences and topical workshops.- Leading author of public ATLAS analysis documentations.- Regular stays abroad at CERN in Geneva, Switzerland.

Freiburg, Baden-Württemberg, Germany

- Led analyst in top quark spin correlation and quantum entanglement research (paper in progress): developed innovative analysis strategy, reduced measurement uncertainty by 35% (incl. sample) and up to 92% (excl. per selection). - Developed and optimized production code for data sample simulations on global high-performance computing clusters. - Managed big-data processing on the Worldwide LHC Computing Grid and the federal land-scale research cluster – NEMO. - Neural network model tuning for enhanced reconstruction, improving sample purity by 32% and efficiency by 11%. - Analyzed systematic uncertainties and implemented profile likelihood fits for physics-parameters extraction.

Freiburg, Baden-Württemberg, Germany

Teaching and Mentoring:- Supervised FP-I/II courses for BSc & MSc students, conducted examinations, and provided feedbackFP-I: Physiklabor für Fortgeschrittene, Teil 1 / BSc Lab (Scintillation counter)FP-II: Physiklabor für Fortgeschrittene, Teil 2 / MSc Lab (Myon decay)

Orsay, Île-De-France, France

Theory Pole of IJCLab (Lab. de Physique des 2 Infinis Irène Joliot-Curie Orsay, France). Project: "Assessing the Theoretical Uncertainties in the Lepton Flavor Universality Violating Ratios"Theoretical Analysis - Analyzed B-meson decays within the Standard Model exploring potential lepton flavour universality violations (LFUV). - Explored theoretical models to predict decay rates. - Studied the impact of Beyond Standard Model physics using Effective Field Theory.Simulation and Modeling - Performed Monte Carlo statistical simulations, interpretation, analysis and visualization. - Decay modes and form factor predictions using Python and Wolfram Mathematica.

Orsay, Île-De-France, France

Theory Pole of IJCLab (Lab. de Physique des 2 Infinis Irène Joliot-Curie Orsay, France). Project: "Assessing the Theoretical Uncertainties in the Lepton Flavor Universality Violating Ratios"Theoretical Analysis - Analyzed B-meson decays within the Standard Model exploring potential lepton flavour universality violations (LFUV). - Explored theoretical models to predict decay rates. - Studied the impact of Beyond Standard Model physics using Effective Field Theory.Simulation and Modeling - Performed Monte Carlo statistical simulations, interpretation, analysis and visualization. - Decay modes and form factor predictions using Python and Wolfram Mathematica.

Toruń, Poland

Internship by the TAPS Program. Project: “Light interactions with asymmetric quantum systems”.Theoretical Analyses:- Analyzed spontaneous emission of quantum emitters in dispersive environments beyond the electric dipole approx.- Developed a generalized theory for multiple emitters coupled to a structured reservoir.- Investigated applications in fast addressing of atomic systems and decoherence-resistant quantum memories.- Co-author of a Nature publication, contributing to theoretical framework and model development, showcasing expertise and impact in quantum computing. [https://www.nature.com/articles/s41598-020-62629-0]

Kharkiv, Ukraine

• Phenomenology- Researched advanced fast reactors utilizing the “breed & burn” Nuclear Burning Wave (NBW) concept.- Analyzed the Doppler effect in fuel cells and its impact on reactor stability and safety.• Simulation & Software- Built a predictive python-based model for temperature variations in NBW fast reactors, leveraging multi-group neutron diffusion equations via Wolfram Mathematica providing stability/reactivity feedback.

Dr. Rer. Nat., Physik, High Energy Physics (Atlas Group, Cern), Magna Cum Laude

Thesis: Measurement of Top-Quark Pair Spin Correlation in the Lepton + Jets Channel using the ATLAS Experiment.

Master Of Science - Ms, Elementary Particle Physics

Thesis: Window to Physics Beyond the Standard Model Through b to s Decay Modes.

Master Of Science - Ms, High Energy Physics, 97.4/100, Diploma With Honors

Thesis: Lepton Flavor Universality Violation in B to D* decays. Assessing the Theoretical Uncertainty in RD* ratios.

Bachelor Of Science - Bs, Theoretical Nuclear Physics, 95/100, Diploma With Honors

Thesis: Doppler Effect and the Stability of the Nuclear Burning Wave Mode in the Advanced Fast Nuclear Reactors.

Secondary School Education, Diploma With Honors, Foreign Languages, 11.1/12, Diploma With Honors