Waveparticle duality publicized early in the debate about whether light was composed of particles or waves, a waveparticle dual nature soon was found to be characteristic of electrons as well. Env202 introductory remote sensing wk 2 2 lecture outline revision introduction to electromagnetic radiation emr wave and particle theory emr interactions in the atmosphere from emr interactions to imagery spectral band combinations env202 introductory remote sensing wk 2 3 revision what is remote sensing. The wave theory of light was the way we first understood light. Remote sensing, gis and gps 37 optics, spectroscopy, photography, computers, electronics and telecommunication, etc. These particles also move as waves and hence, have a dual nature. This gave rise to a whole direction in quantum physics the interpretation of quantum mechanics. Huygens proposed a wave theory of light while newtons was a corpuscular particle theory of light. Remotesensing quantum hyperspace by entangled photon interferometry by gergely a.
More documentation this booklet is intended only as an introduction to basic concepts governing the acquisition, processing, and interpretation of remote sensing imagery. Remote sensing is the science and to some extent, art of acquiring information about the earths. Waveparticle duality is the term for the fact that fundamental objects in the universe such as photons or electrons appear to exhibit aspects of either waves or particles depending on the experiment. Remote sensing is concerned with the measurement of em radiation returned by earth surface features that first receive energy from i the sun or ii an artificial source e. Starting from the kinetic theory of temperature, we can show that the spectral blackbody radiance b. Chang, 2 jianjun guo, 1 and kunghau ding 3 abstract. The waveparticle theory and what a photon is, and evidence that electromagnetic radiation is both a particle and a wave. Theory of microwave remote sensing wiley series in remote sensing and image processing tsang, leung, kong, jin au, shin, robert t.
All these technologies are integrated to act as one complete system in itself, known as remote sensing. Introduction to the physics and techniques of remote sensing elachi, charles, van zyl, jakob j. Electromagnetic radiation emr basics for remote sensing. Schematic view of the geometry and symbols used in remote sensing see text. Remote sensing of physical oceanographic parameters is discussed in the section on remote sensing observations. Here we take the case of the observation of the ocean color l w represents the water leaving radiance, and l u the in. Waveparticle interactions an overview sciencedirect topics. Remote sensing shall promote the protection of the earths natural environment. In remote sensing, sensors spectral bands in the visible are often called by their. Theory of microwave remote sensing wiley series in remote. Pdf the meris aerosol remote sensing over ocean is available and over land has been improved for a better spatial coverage.
Remote sensing is an art and science of obtaining information about an object or feature without physically coming in. Physical basis of remote sensing encyclopedia of life. Waveparticle duality is perhaps one of the most confusing concepts in physics, because it is so unlike anything we see in the ordinary world physicists who studied light in the 1700s and 1800s had an argument about whether light was made of particles or waves. Overview of remote sensing and common remote sensing systems remote sensing is the means by which a target on the earths surface can be studied using a device separated from it by some distance. Monte carlo simulations of the influence of particle. Electromagnetic radiation motion of charges produces em waves. Then it elaborates wave particle duality, superposition state, tunneling effect of qrs research basis and. When planck developed his formula for black body radiation.
Ocean currents can be broadly divided into surface currents, comprising of 10% of waters and thermohaline currents comprising of 90%. Objective of remote sensing is to detect these differences with the. The basic wave theory describes emr as an electric field and a magnetic field that are orthogonal to. Emr and remote sensing wave and particle models of radiation regions of em spectrum. Then it elaborates waveparticle duality, superposition state, tunneling effect of qrs research basis and. The basic wave theory describes emr as an electric field and a magnetic field that are orthogonal to each other, travelling from the source in a harmonic, sinusoidal wave like fashion at the velocity of light figure 2. Changing electric fields set up by oscillation of charged particles. Although many aspects of remote sensing are complex and difficult to understand the basic theory behind remote sensing is simple physics. Light usually behaves as a wave phenomenon but occasionally it betrays a particlelike aspect, a schizoid tendency known as the waveparticle duality. Waveparticle duality simple english wikipedia, the free. Changing electric fields induce changing magnetic fields. The theory was spread most significantly by robert hooke and christiaan huygens in the 17th century. Dense media radiative transfer theory based on quasicrystalline approximation with applications to passive microwave remote sensing of snow leung tsang, chite chen, alfred t. Manual interpretation and analysis dates back to the early beginnings of remote sensing for.
Although many characteristics of em energy are easily described by wave theory, remote sensing, gis and gps. When it encounters the slits, it passes through and divides into two wave fronts. Waveparticle duality is the concept in quantum mechanics that every particle or quantum entity may be described as either a particle or a wave. Active remote sensing requires transmitting coherent em wave at a target, and the target can vary from celestial objects or pointed toward the ground.
In the decades to come, remote sensing will be a key tool for making critical decisions affecting the earth and its resources. The waveparticle duality is a fundamental property of the nature. To enter into the foundational problems of quantum theory, we will need to look more closely at the roughly speaking. The paper reports monte carlo modeling of backscatter returns of a laser beam from ocean water. Introduction to the physics and techniques of remote sensing. Remotesensing quantum hyperspace by entangled photon. A timely and authoritative guide to the state of the art of wave scattering. Remote sensing, electromagnetic radiation, wavelengths, target, atmosphere. At the same time, it is one of the greatest mysteries of modern physics. Remote sensing is a technique to observe the earth surface or the. Electromagnetic scattering by particles and particle.
A rational explanation of waveparticle duality of light. Emr and remote sensing wave and particle models of radiation. Electromagnetic radiation emr basics for remote sensing handouts objectives. The second group of models entails stochastic acceleration by gyroresonant waveparticle interactions, which can be driven by a variety of electrostatic and electromagnetic waves, supposed that wave turbulence is present at a sufficiently enhanced level and that. By rearranging the momentum equation stated in the above section, we find a relationship between the wavelength. It expresses the inability of the classical concepts particle or wave to fully describe the behaviour of quantumscale objects. The foundation of remote sensing technology is based on the measurement and interpretation of the patterns of emr.
Pdf the chapter deals with the fundamentals of remote sensing, basic principle of electromagnetic radiation. Through the beginning of the twentieth century, light was widely accepted to be a wave while matter was understood to be comprised of atoms that themselves consisted of subatomic particles. Wave particle duality publicized early in the debate about whether light was composed of particles or waves, a wave particle dual nature soon was found to be characteristic of electrons as well. Remote sensing is an art and science of obtaining information about an object or feature without physically coming in contact with that object or feature. Emr transmit cross space in the wave form and in the speed of light. Sep 18, 2018 firstly, the paper introduces the background, concept and research status at home and abroad of quantum remote sensing, it also introduces the differences and advantages of quantum remote sensing compared with the classical remote sensing. Remote sensing is defined as the science and art of obtaining. Firstly, the paper introduces the background, concept and research status at home and abroad of quantum remote sensing, it also introduces the differences and advantages of quantum remote sensing compared with the classical remote sensing. The wave particle theory and what a photon is, and evidence that electromagnetic radiation is both a particle and a wave. Monte carlo simulations of the influence of particle nonsphericity on remote sensing of ocean water alexei kouzoubov, michael j. The wiener experiments demonstrating the waveparticle duality of light are discussed. Nwp centers have developed their respective strategies from the uses of land emissivity models and land surface products. Remote sensing offers extensive applications in almost every area of science from monitoring forest fires to geologic mapping. Electromagnetic radiation emr and remote sensing uri edc.
We have seen that the essential idea of quantum theory is that matter, fundamentally, exists in a state that is, roughly speaking, a combination of wave and particlelike properties. We have seen that the essential idea of quantum theory is that matter, fundamentally, exists in a state that is, roughly speaking, a combination of wave and particle like properties. This definition, which combines lights wave and particle nature, makes it possible to rethink thomas youngs doubleslit experiment in this way. Huygenss theory had some issues in matching observation and newtons prestige helped lend support to his theory so, for over a century, newtons theory was dominant. Active remote sensing an overview sciencedirect topics.
The evidence for the description of light as waves was well established at the turn of the century when the photoelectric effect introduced firm. Since the first workshop on remote sensing and modeling of surface properties held in paris, france in 2006, the assimilation of satellite surface sensitive data in nwp models has been significantly improved. The physics behind remote sensing 1142 words 123 help me. Scattering of electromagnetic waves offers in three volumes a complete and uptodate treatment of wave scattering by random discrete scatterers and rough surfaces. Light travels away from a source as an electromagnetic wave. To this end, states participating in remote sensing activities that have identified information in their possession that is capable of averting any phenomenon harmful to the earths natural environment shall disclose such information to states concerned. The active system has two additional characteristics that the passive does not typically measure. Different objects return different types and amounts of em radiation.
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