Search results

\frac{dF}{dE} = \Phi E^{-\gamma_1}Y(E,\epsilon,\Delta\gamma), where <math>\Delta\gamma=\gamma_2-\gamma_1</math> and ...

[[File:Figure 1. Top view of 10 rays.svg|thumb|284x284px|Top view of 10 rays]] [[File:Grafica 2 ingles.svg|thumb|284x284px|Characteristic rays of the model]] ...

The '''six-rays model''' is applied in an urban or indoor environment where a [[Radio wave| The simplest model is two-rays which predicts signal variation resulting from a [[ground reflection]] inte ...

:<math>\vec n + p \to d + \gamma</math> ...ated rapidly to study the spin correlation of the direction of the emitted gamma ray. ...

...t common uses equivalence classes of [[geodesic#Metric geometry|geodesic]] rays.<ref>{{harvnb|Kapovich|Benakli|2002}}</ref> ...a([0,t])</math> is a path of shortest length from <math>O</math> to <math>\gamma(t)</math>. ...

...g the energy of photons with higher frequency and higher energy, such as [[gamma ray]]s, as opposed to lower energy photons as in the optical and [[radio fr ...zen PeVatrons and photons exceeding 1&nbsp;PeV, launches ultra-high-energy gamma astronomy era|url=https://phys.org/news/2021-05-observatory-dozen-pevatrons ...

...ith the primary detection medium. For instance, such a veto is used in the gamma ray observatory [[Cos-B|COS-B]]. Detectors relying on coincidence designs a ...] ([[Beta particle|beta]], [[Alpha particle|alpha]], and [[Gamma Radiation|gamma]] radiation) and [[cosmic ray]]s (protons, [[Air shower (physics)|air showe ...

...nergy neutrinos are produced from interactions of utlra-high-energy cosmic rays, the observed rate of production of the latter places a limit on the former == Cosmic rays == ...

...from other forms of electromagnetic radiation such as [[x-rays]], [[gamma rays]], [[microwaves]] that are not related to temperature. Therefore, people co ...

...cle Physics'' 2012, no. 10 (2012): 043.</ref> Combined data from ''Fermi'' gamma-ray observations and [[IceCube Neutrino Observatory|IceCube]] neutrino obse ...ope)|MAGIC]] ([[Cherenkov Telescope Array|Cherenkov telescopes]]), [[Fermi Gamma-ray Space Telescope|''Fermi'' Large Area Telescope]] (LAT), [[High Altitude ...

{{Short description|Elliptical galaxy emitting very-high-energy gamma rays}} | notes = brightest object in [[very-high-energy gamma ray]]s ...

...article (a [[proton]], [[neutron]], [[alpha particle]], [[neutrino]], or [[gamma ray]]). In the simplest situation, the nucleus recoils with the same moment For neutrinos and gamma rays, the departing particle gets almost all the energy, the fraction going to t ...

The system detects pairs of [[gamma rays]] emitted indirectly by a [[positron]]-emitting radionuclide (tracer), whic ...material and detection of gamma rays, while the tracers used in SPECT emit gamma radiation that is measured more directly.<ref>Budinger, T. F. "[https://ini ...

...Sv) as used to quantify equivalent and effective doses for gamma (γ) and X-rays.<ref>{{Cite journal |last1=Nguyen |first1=Patricia K |last2=Wu |first2=Jose ...is expressed in absorbed dose to air. The value of ''g'' for diagnostic X-rays is only a fraction of a percent. ...

{{Short description|Probability that a gamma ray interacts with matter}} .... The cross section for single process listed above is a part of the total gamma ray cross section. ...

...dies measured intensity and composition of the nuclear component of cosmic rays at altitude 2000 meters above sea level in the energy range 100-300 GeV.<re ...s.ru/magazine/6171/|title=Contribution of Alevtina Shmeleva to the medical gamma locator}}</ref> ...

...s, infrared/ultraviolet wavelengths, beta+alpha+gamma (<math>\beta+\alpha+\gamma</math>) radiation, and [[Microwave|microwaves]]. ...

<math display=block>E = \gamma m_\mathrm{e} c^2 ,</math> * {{mvar|&gamma;}} is the [[Lorentz factor]], <math>\gamma = 1/\sqrt{1- \tfrac{v^2}{c^2}}</math> ...

==Planetary gamma-ray spectrometers== {{main|Gamma-ray spectrometer}} ...

:<math>z_{n+1} = \mathcal M z_n := \gamma z_n \left(1 - z_n\right).</math> ...connected. The Mandelbrot set can be viewed with respect to either <math>\gamma</math> or <math>\mu</math>. ...