A selection of papers on competitions and problem-solving, published in reputable academic journals.

2025

2023

  • Study on the magnetic levitation of a magnetic flea

2022

  • Research on the Synchronization Problem in the Combustion of Candles

2021

  • Hurricane Ball Movement Analysis
  • Theoretical and experimental study of the looping pendulum
  • Study for a lab-made Moiré pattern-based thread counter

2020

  • The IYPT and the ‘Ring Oiler’ problem
  • Investigating chirping steel balls: a novel set-up

2019

  • Determination of the Boltzmann constant by the equipartition theorem for capacitors
    • T M Mishonov et al 2019 Eur. J. Phys. 40 035102
    • DOI 10.1088/1361-6404/ab07e0
    • Connected to a problem of the Experimental Physics Olympiad

2018

  • PLANCKS 2017—Physics League Across Numerous Countries for Kick-Ass Students
  • The International Young Physicists’ Tournament 2017

2017

  • The German Physics Olympiad—identifying and inspiring talents
  • The International Young Physicists’ Tournament
  • Focus on Physics Competitions 2016

2016

  • Physics League Across Numerous Countries for Kick-ass Students (PLANCKS)
  • Hysteresis in the phase transition of chocolate
  • An undergraduate laboratory experiment for measuring ε0, μ0 and speed of light c with do-it-yourself catastrophe machines: electrostatic and magnetostatic pendula
    • Todor M Mishonov et al 2017 Eur. J. Phys. 38 025203
    • DOI 10.1088/1361-6404/38/2/025203
    • Connected to a problem of the Experimental Physics Olympiad

2014

  • The microjet-film interaction: the interaction and resulting shapes of a liquid microjet impacting a soap film
  • Physics competitions
  • International Physicists’ Tournament—the team competition in physics for university students

2013

  • The ‘Physics Cup’: interesting problems are difficult

2012

  • Sound analysis of a cup drum

2011

  • The vertical oscillations of coupled magnets

2010

  • Physics competitions
  • Tic-tac: accelerating a skateboard from rest without touching an external support
  • The first 15 years of the International Conference of Young Scientists

2009

  • IYPT problems as an efficient source of ideas for first-year project laboratory tasks
  • The Kaye effect
  • Physics competitions

2003