Explore a 20-minute video lecture on the de Broglie hypothesis and matter waves, delving into the dual nature of matter and radiation. Discover Louis de Broglie's groundbreaking 1926 proposal that particles, like radiation, exhibit both wave and particle behaviors. Learn the formula for calculating a moving particle's wavelength and understand its significance in quantum mechanics. Examine the dual nature of light, compare electrons to balls, and investigate the relationship between the Bohr atom model and de Broglie wavelength. Gain insights into this fundamental concept that revolutionized our understanding of quantum physics and particle behavior.