https://www.youtube.com/watch?v=N9nWdNadklE
Electrons around atoms can absorb and emit photons of particular colours of light -- see three different atomic models explain what's going on. Key concepts

https://www.youtube.com/watch?v=o4cuc2A13cY
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https://chemfd.github.io/Photochemistry_2/chAbs.html
2.2 Beer-Lambert Law. The empirical equation (equation , figure 2.3) implies that the probability of a photon being absorbed at any point is the same (much like first order kinetics), and the amount of the total absorption depends upon the the concentration of the sample, c, and the 'path length', l.. The amount of absorbance, A, is dependent upon the wavelength of the incident light, and

https://www.physicsclassroom.com/class/light/Lesson-2/Light-Absorption,-Reflection,-and-Transmission
When a light wave with a single frequency strikes an object, a number of things could happen. The light wave could be absorbed by the object, in which case its energy is converted to heat. The light wave could be reflected by the object. And the light wave could be transmitted by the object. Rarely however does just a single frequency of light

https://byjus.com/physics/transmission-absorption-reflection-light/
Transmission, Absorption and Reflection of Light. Light is the only electromagnetic radiation that is visible to the human eye. It is made of little packets of energy known as photons. When a light wave is an incident on an object, a number of things can happen. It is either absorbed, transmitted or reflected.

https://ocw.mit.edu/courses/22-55j-principles-of-radiation-interactions-fall-2004/91d07afcf726613b748e07aebb4f1eb5_ener_depo_photon.pdf
Photons are electromagnetic radiation with zero mass, zero charge, and a velocity that is always c, the speed of light. Because they are electrically neutral, they do not steadily lose energy via coulombic interactions with atomic electrons, as do charged particles. "catastrophic" interaction leading to partial or total transfer of the

https://en.wikipedia.org/wiki/Absorption_%28electromagnetic_radiation%29
An overview of absorption of electromagnetic radiation.This example shows the general principle using visible light as a specific example. A white light source — emitting light of multiple wavelengths — is focused on a sample (the pairs of complementary colors are indicated by the yellow dotted lines). Upon striking the sample, photons that match the energy gap of the molecules present

http://casswww.ucsd.edu/archive/physics/ph7/lecture/chapter06-part02.pdf
Electrons can absorb light and gain energy or emit light when they lose energy. It is easiest to think of light as a photon when discussing its interaction with matter. Only photons whose energies (colors) match the "jump" in electron energy levels can be emitted or absorbed. Emission of Light.

https://alan.ece.gatech.edu/ECE4833/Lectures/Lecture6_AbsorptionAndPhotoGeneration.pdf
energy of light is E=1.24/ λwhere λ is the wavelength of the light in um. Light with energy, hν > Eg is absorbed with the "unabsorbed" light intensity as a function of depth into the semiconductor is I(x) = I. o. e-αx. where Io is the initial light intensity, x is distance and αis the absorption coefficient [1/cm]. hν< Eg. hν> Eg

https://www.bilibili.com/video/BV1884y1M74d/
ABC Zoom - Electrons and photons_ absorption and transmission of light. 11. 0. 2023-04-02 03:35:04. ... ABC Zoom - Electrons and photons_ absorption and transmission of light 01:52 Introduction to light _ Electronic structure of atoms _ Chemistry _ Khan Academy 09:37

https://www.pveducation.org/pvcdrom/pn-junctions/absorption-of-light
The effect of the three classes of photons on the semiconductor is shown in the two animations below. The creation of electron-hole pairs when illuminated with light E ph = hf, where E ph > E G. The absorption of photons creates both a majority and a minority carrier. In many photovoltaic applications, the number of light-generated carriers are

https://testbook.com/physics/transmission-absorption-reflection-light
Unlike light absorption, light reflection and transmission occur when the electrons' natural vibrational frequency doesn't match the incident light's frequency. When light waves hit an object, the object's electrons begin vibrating. These vibrations are short-lived and have a small amplitude, after which the energy is re-emitted as a light wave.

https://physics.stackexchange.com/questions/168684/where-do-photons-go-when-they-are-absorbed
When a photon hits an electron,both moving in the same direction, the photon will be partially absorbed and the electron emits another photon with lower energy. This happens for example at linear particle accelerators. The energy from the photon partially goes over to the electron and the electron moves faster.

https://bio.libretexts.org/Bookshelves/Biochemistry/Fundamentals_of_Biochemistry_(Jakubowski_and_Flatt)/02%3A_Unit_II-_Bioenergetics_and_Metabolism/20%3A_Photosynthesis_and_Carbohydrate_Synthesis_in_Plants/20.01%3A_Light_Absorption_in_Photosynthesis_-_An_Overview
This process is shown in Figure 20.1.4 20.1. 4 below. Figure 20.1.4 20.1. 4: Reaction Center. The reaction center chlorophylls absorb light at 680 nm so sometimes these chlorophylls are labeled P680. There are 4 unique chlorophylls (P D1, P D2, Chl D1, and Chl D) that are the main players in the reaction center.

https://link.springer.com/chapter/10.1007/978-3-642-53859-9_2
2.6 Absorption and Dispersion. When an electromagnetic wave E = E 0 ⋅ e i (ω t − K z) with wavelength λ = 2 π ∕ K passes through an absorbing medium with refractive index n ( λ ), the phase velocity v Ph changes from the vacuum value c to v Ph = c ∕ n ( dispersion) and the amplitude decreases due to absorption.

http://people.whitman.edu/~dunnivfm/FAASICPMS_Ebook/CH1/1_2.html
Transmission = I / I o. where I is the intensity of light passing through a sample and Io is the intensity of light passing through a blank sample (reference sample cell). In addition to absorption and transmission of photons, scattering of UV/visible radiation is another common interaction of electromagnetic radiation with matter.

https://phet.colorado.edu/en/simulations/molecules-and-light
We recommend using the latest version of Chrome, Firefox, Safari, or Edge. Turn light source on to explore. Observe what happens in the observation window as you set up different combinations of light source and molecule. Note this simulation is the first to support our pan and zoom feature, so zoom in for a closer look, if you need to.

https://www.scienceshot.com/post/the-interaction-of-photons-with-matter-explained
1 Comment. Photons are the quanta or discrete packets of electromagnetic radiation across the entire electromagnetic spectrum, including radio waves, microwaves, infrared, visible light, ultraviolet, X-rays and gamma rays. As the force carriers of the electromagnetic force, photons mediate the interactions between electrically charged particles.

https://www.youtube.com/watch?v=Aggi0g67uXM
Zoom inside a glass prism and see why glass makes light bend, and how the glass molecules make different colours of light bend different amounts. Key concept

https://makeagif.com/gif/abc-zoom-electrons-and-photons-absorption-and-transmission-of-light-A5olDj
ABC Zoom - Electrons and photons: absorption and transmission of light. 25. Added 2 months ago anonymously in science GIFs

https://letstalkscience.ca/educational-resources/stem-explained/what-causes-hot-things-glow
Electrons and Photons: Absorption and Transmission of Light (2014) This video from ABC Education (1:51 min) briefly introduces the different electron-shell models and explains how the absorption of energy can be transmitted as different coloured light. The Chemistry of Fireworks (2013)

https://www.nature.com/articles/s41534-022-00540-4
It was shown that electrons of narrow energy distribution (i.e., a single energetic state, a Kronecker "delta" electron, described by the zero-loss energy | E0 〉) can induce entanglement