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Direct linkMoran-Lopez, J. L.; Ortiz, M. E.; Rodriguez, L. F.; Romero-Rochin, V. – European Journal of Physics, 2010
The experimental examination applied in the 40th International Physics Olympiad held in Merida, Yucatan, Mexico, is presented. The examination consisted of two parts: (1) based on the measurements of a diffraction pattern produced by a diode laser impinging on a sharp edge of a razor blade, the students were asked to estimate the wavelength of the…
Descriptors: Foreign Countries, Lasers, Science Experiments, Science Instruction
Peer reviewedAnderson, L. W.; Lawler, J. E. – American Journal of Physics, 1978
Presents a derivation of the minimum possible bandwidth of a laser oscillator. (SL)
Descriptors: College Science, Higher Education, Lasers, Optics
