supports photon particle model as E=hf is supplied in discrete corpuscular quanta; increasing Intensity below fo gives no photoemission (not cumulative as suggested by wave theory- theoretically there will only be delay until photoemmission)
Albert Einstein concluded in his paper on the photoelectric effect that light behaves as particles. This led to the concept of photons, which are particles of light that have properties of both waves and particles.
The photoelectric effect demonstrates that light behaves like a stream of particles called photons. When photons with sufficient energy hit a material's surface, they can knock electrons loose. The energy of the ejected electrons depends on the frequency of the light, supporting the idea that light is quantized into discrete particles.
Photons are elementary particles that have properties of both particles and waves. They have no mass, travel at the speed of light, and carry electromagnetic radiation. Photons can be absorbed or emitted by atoms, leading to phenomena like the photoelectric effect and the creation of light.
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The photoelectric effect demonstrates the particle nature of light. In this phenomenon, light is shown to behave like a stream of particles (photons) by ejecting electrons from a material when it hits the surface.
The particle nature of light was demonstrated through experiments like the photoelectric effect and the Compton effect. In the photoelectric effect, light shining on a metal surface causes the ejection of electrons, suggesting that light is made up of photons (particles). In the Compton effect, X-rays scattering off electrons result in a shift in wavelength, supporting the idea that light behaves as particles when interacting with matter.
The particle nature of light is illustrated by the photoelectric effect.
to verify that light is made up of particles
supports photon particle model as E=hf is supplied in discrete corpuscular quanta; increasing Intensity below fo gives no photoemission (not cumulative as suggested by wave theory- theoretically there will only be delay until photoemmission)
Einstein's photoelectric effect work found that the incident light involved in the photoelectric effect was made of individual quanta (photons) that interacted with the metal's electrons like discrete particles, not waves.
Yes, photons exist. Photons are elementary particles of light that have both wave-like and particle-like properties. The evidence supporting their existence includes experiments such as the photoelectric effect, where photons are observed to cause the emission of electrons from a material, and the double-slit experiment, where photons exhibit interference patterns characteristic of waves.
why are photoelectric measurements are so sensitive to the nature of the photoelectric surface