Photon Essays

  • The Importance Of Spectroscopy

    846 Words  | 4 Pages

    Index 1. Introduction Spectroscopy is a term which refers to the interactions of various types of electromagnetic radiation with matter. It is also a study of the absorption and emission of light and other radiation by matter. Dependence of this process related to the wavelength of the radiation. Spectrometers are used to measure the properties of light over a specific portion of the electromagnetic spectrum. Fig 1: Dispertion

  • The Zeeman Effect

    1847 Words  | 8 Pages

    to the distribution of speed of the atoms in the substance, then by slowing down the atoms the substance can be cooled. The atoms are slowed down my photons using the conservation of momentum. The photons are at lower energies than needed by the atoms for energy transitions. When the photon and atom are moving towards each other the energy of the photon looks more like the one needed for transitioning because of the doppler effect. The slowing down happens after many absorb and release actions by the

  • Photoelectric Effect

    1035 Words  | 5 Pages

    physicist Edmund Becquerel proposed that few materials have the ability to produce electricity when exposed to sunlight. But Albert Einstein explained the photoelectric effect and the nature of light in 1905 [2]. Photoelectric effect state that when photons or sunlight strikes to a metal surface flow of electrons will take place. Later photoelectric effect became the basic principle for the technology of photovoltaic power generation. The first PV module was manufactured by Bell laboratories in 1954

  • Surface Plasmon Polariton Research Paper

    1251 Words  | 6 Pages

    The development of surface Plasmon Polariton is achieved by the excitation of photon and electron. When the electron passes on the metal surface then strike on it and disperses into air as a Polariton. The scattered waves are parallel to the surface of metal. Other method of surface Plasmon Polariton is striking by photon but, for that purpose both have the same frequency and momentum so use prism for excitation of photon. The dispersion relation of the waves represent the level of spreading on the

  • The Importance Of Photoelectric Interaction

    919 Words  | 4 Pages

    the other interactions. This is due to the photons being almost completely absorbed by the patient as the photons pass through the body to hit the image receptor. There are a lot of photon interactions throughout the radiologic field. The interactions between photons play a major role in how we create images. The photons are produced when matter and excited electrons interact with each other at the same

  • The Importance Of Fluorescence

    1047 Words  | 5 Pages

    Fluorescence Fluorescence is the ability of many natural and synthetic structures, known as fluorophores, to emit light when excited with light at specific wavelength. Fluorescence phenomena occur when an incident light photon interacts with an electron of a fluorophore. The incident light photon may transfer its energy to the electron of the fluorophore and hence the electron moves to a higher energy state. When the electron returns to its ground state, it loses energy which is known as fluorescence. Fluorescence

  • Absorption Spectroscopy Lab Report

    704 Words  | 3 Pages

    incident light beam interacting with a material can be absorbed, scattered or cannot interact at all, passing through it. When the level of energy of the photon impacting with the material is correspondent to the to the difference between the ground state and the excited state of the molecules forming the impacted material, the absorbed photon causes a promotion to the higher energy excited state of the molecules. Absorption spectroscopy measures this change in energetic level detecting the loss

  • Fluorescent Lab Report

    1154 Words  | 5 Pages

    of the photons that are released from the mercury atoms have wavelengths in the ultraviolet (UV) region of the spectrum, predominantly at wavelengths of 253.7 and 185 nanometers (nm). These are not visible to the human eye, so they must be converted into visible light. This is done by making use of fluorescence. Ultraviolet photons are absorbed by electrons in the atoms of the lamp's interior fluorescent coating, causing a similar energy jump, then drop, with emission of a further photon. The photon

  • Theory Of Light: The Wave Theory Of Light

    810 Words  | 4 Pages

    light It was first hypothesised by Isaac Newton that light consisted of a lot of small particles which were emitted in all directions from a source, such as metal. Albert Einstein believed that light was composed of tiny particles called photons, and each photon has energy, after studying the photoelectric

  • Quantum Mechanics: The Four Fundamental Forces Of Nature

    1702 Words  | 7 Pages

    A physicist’s job is to use humanity’s understanding of how matter and energy interact to learn about the Universe. The job of physics, however, is to unite the four fundamental forces of nature: Gravity, Strong and Weak Nuclear, and electromagnetism, into a single physical model; A theory of everything. In the 20th century, physicists revolutionized humanity’s understanding of these forces and made great strides in uniting them, but the two theories which have brought humanity the closest to this

  • Helium-Neon Laser Lab Report

    2073 Words  | 9 Pages

    4. Basic operation of the Helium-Neon Laser. 4.1. How to Make Helium-Neon Laser. The goal of this experiment is to know how to make a simple Helium & Neon LASER So we will need to three principal elements to make a laser :- (1) Energy pump. (2) Optical gain medium. (3) Optical resonator. Now we must know the role of every element in this experiment Energy pump: A 1400-V DC power supply maintains a glow discharge or plasma in a glass tube containing an optimal mixture (typically 5:1 to 7:1)

  • Scintillator Reflection

    922 Words  | 4 Pages

    collection and scintillator mounting} \label{sec:Light collection and scintillator mounting} The charged particle that passes through the scintillator produces excitations and ionizations track throughout its path. This leads to the emission of photons isotropically in the scintillator. Ideally, the largest possible fraction of the produced light has to be collected and analyzed. But in practical cases, two effects arise that lead to less than perfect light collection: optical self-absorption within

  • Gravitation Theory Research Paper

    1375 Words  | 6 Pages

    PREFACE My Nobel Prize - Discovery “The Photon – Graviton pair (coupled) has the same speed and frequency, and the photon energy divided by the graviton energy is the electromagnetic energy divided by the gravitational energy, the electromagnetic force divided by the gravitational force.” Adrian Ferent This Gravitation theory is my Gravitation theory, the Ferent Gravitation theory, a new Gravitation theory which breaks the wall of Planck scale. It is our ultimate task to discover a new quantum

  • Advantages Of Raman Spectroscopy

    762 Words  | 4 Pages

    monochromatic light to generate Raman spectra which provides useful information pertaining to crystal structures. In this technique, laser light is utilized as a source to irradiate the sample. Photons of the laser light are absorbed by the sample and then re-emitted. The frequency of the re-emitted photons either gets increased or decreased in comparison to the original monochromatic frequency, which is termed as Raman effect. This shift provides information about vibrational, rotational and other

  • Chemical Reflection

    1784 Words  | 8 Pages

    PHOTOPHYSICAL REACTIONS: Definition: “The phenomenon that elaborates the not reactive reactions which include both the reactions which emit radiations of light and also those reactions which do not emit radiations” The energy of these reactions can be obtained from the longest ban of the wavelength of these reactions. Energy transfer: The energy that is transferred due to which a molecule which is in its excited state M* transfers some part of its excitation energy to its partner, Q, is called energy

  • Albert Einstein's Theory Of Relativity

    953 Words  | 4 Pages

    Relativity In the very beginning of 20th century a young German physicist of age 26 named Albert Einstein showed that how measurement of time and space are affected by motion between an observer and what is being observed. There is no other opinion in this fact that Theory of relativity had brought a new revolution in the era of physics. Relativity connects space and time, matter and energy, electricity and magnetism-links that are crucial to our understanding of this physical universe. From relativity

  • Quantum Mechanics Research Paper

    835 Words  | 4 Pages

    Einstein contradicts that light does not only travel as a wave but as a particle was well to which he called energy quanta. These energy quanta were later called photons thanks to an American physicist, Arthur Compton, who tested that photons would change color if fired upon by an electron. This experiment proves that Einstein`s hypothesis on photons to be

  • Spectrophotometer Lab Report

    904 Words  | 4 Pages

    Introduction: The objective of this experiment was to use a spectrophotometer to calculate the absorbance wavelength for the commercial dyes that were given. Light is composed of tiny particles that are called photons, just like matter is composed of tiny particles called atoms. Using the spectrophotometer you can see that different dyes absorb at different wavelengths. With all of the experimentation done the concentration, absorbance and the max wavelengths should be found. Figure 1: Schematic

  • Essay On Quantum Entanglement

    2814 Words  | 12 Pages

    One of the theories involved in the production of quantum computers is quantum entanglement. Quantum entanglement is a type of physical resource similar to a kind of energy which is related to the peculiar nonclassical correlations that are probably among separated quantum systems. Quantum entanglement is so strange that Albert Einstein call this quantum entanglement as “spooky action at a distance”. Quantum entanglement basically involves two electron that had been in connection with each other

  • Albert Einstein: The Quantum Theory

    1259 Words  | 6 Pages

    As postulated by Max Planck (1858–1947), the quantum theory “was the most fundamental innovation in physical science in the first half of the twentieth century, because of the establishment of a new system of physics and the construction of a philosophical worldview that appeared to deny the possibility of a complete understanding of reality” (“Quantum mechanics”,2005). In fact, the quantum theory is a probabilistic act; the act of finding a small particle in the whole universe. In other words, the