Threads Tagged with radiation Thread / Thread Starter Last Post Replies Views Forum What shielding materials are best choices for reducing dose from: Neutrons: Gamma rays: Electrons: HCP: (heavy... Dec9-13 06:50 PM mfb 1 180 Nuclear Engineering $${\rho}({\lambda}) d{\lambda}=E({\lambda})*f({E(\lambda}))*D({\lambda})d{\lambda}$$ $${\rho}({\lambda}) d{\lambda}$$... Dec7-13 06:47 PM Outrageous 2 222 Classical Physics I am familiar with detectors and some lab equipment (Scintillation, geiger counters, ion chambers) I used during my... Dec6-13 06:43 PM Simon Bridge 1 170 Nuclear Engineering Hello, first of all, I must say that I am quite knowledge lacking in the thermodynamics topic, I am just seeking some... Dec6-13 02:03 AM Simon Bridge 17 545 Classical Physics 1. The problem statement, all variables and given/known data What is the meaning of the peaks (for example between... Dec5-13 10:30 AM Cookie97 0 218 Advanced Physics Homework 1. The problem statement, all variables and given/known data Consider the electromagnetic radiation inside a kiln,... Dec4-13 05:56 PM S_Flaherty 2 376 Advanced Physics Homework Hi, I an reading an interesting chapter of Feyman where he explains the basis of light-matter interaction with wave... Dec3-13 06:45 PM jtbell 1 289 Classical Physics Hi, I have to plan and carry out an experiment on thermal radiation as part of my physics lab module. The... Dec1-13 05:08 PM haruspex 5 293 Introductory Physics Homework This isn't really a homework question, but I felt it was better suited here than in General Physics. I'm looking for... Nov28-13 09:34 PM Simon Bridge 9 431 Introductory Physics Homework 1. The problem statement, all variables and given/known data A powerful research laser produces pulses of light,... Nov28-13 04:44 PM izzy93 0 238 Advanced Physics Homework Hello, I am working on a project that is attempting to use GM tubes to detect low levels of radiation emitted from... Nov27-13 07:39 PM THEMuffinMan7 0 354 General Physics Why do we often treat the electromagnetic radiation effects on Hamiltonian of a matter as a perturbation? In the other... Nov26-13 02:09 PM mfb 6 412 Quantum Physics Hello All, I have been trying to understand the exact contribution of our legendary physicist, Dr.Hawking and... Nov26-13 11:12 AM shounakbhatta 14 695 Astrophysics When an electromagnetic wave is impinged on a semiconductor and we solve the perturbed Hamiltonian by taking into... Nov25-13 11:26 PM Simon Bridge 3 512 Atomic, Solid State, Comp. Physics Hello, When did the really first radiation occur in the universe? I'm very confused from different sources:... Nov24-13 11:01 AM Toldox 9 683 Cosmology I am by no means well versed in nuclear power, but from my limited exposure I have gathered that a very large portion... Nov24-13 02:53 AM Drakkith 10 4,089 Atomic, Solid State, Comp. Physics Hello, I am a business student currently collaborating on a technology project whose aim is to find alternative... Nov22-13 05:41 PM Project CVD 2 390 Nuclear Engineering Where would you use our new radiation detector? We are a student team from the Vienna University of Economics and... Nov20-13 04:18 PM mfb 5 678 High Energy, Nuclear, Particle Physics http://www11.0zz0.com/2013/11/14/14/274335830.jpg Here we have question with answer Could please explain to me... Nov14-13 01:48 PM manal950 5 173 Introductory Physics Homework Looking for a quantum-based explanation as to why solids, when heated, emit radiation as a continuum, rather than... Nov13-13 01:06 AM physics.cie 1 475 Atomic, Solid State, Comp. Physics Hi, I need help in calculating the view factor F2-2 in the geometry that attached below. I tried to use the... Nov12-13 10:42 PM pranavladkat 1 280 Mechanical Engineering The hypothetical Hawking radiation means that a set of baryons can be finally transformed, "evaporate" into a massless... Nov12-13 12:41 PM kaplan 22 2,143 Astrophysics Wikki says the following with respect to Unruh effect: ... Nov11-13 05:22 PM pervect 0 367 Special & General Relativity Hello, me and my friend have been doing a lab where we are measuring the wavelengths of light emitted by a blackbody.... Nov7-13 06:39 PM Legaldose 0 489 Math & Science Software If the radiation flux is calculated as: F = \frac{L}{2*pi*r^{2}} where L is the luminosity of the source and r is... Nov5-13 06:40 PM fzero 3 280 General Physics consider energy for a damped electric oscillator . ("f" indicates the dipole moment of the oscillator) in the... Nov3-13 03:34 PM Jano L. 6 403 General Physics I am having a lot of trouble understanding this concept. It seems to be the intersection of many theories:... Nov2-13 02:13 PM Jano L. 2 464 General Physics Hi, Can someone please give me an insight as to what the latest techniques used to measure the cavitation on... Nov1-13 05:59 AM Bobbywhy 2 262 General Physics 1. The problem statement, all variables and given/known data Venus and Earth may be regarded as behaving as black... Nov1-13 05:14 AM rnjscksdyd 2 377 Introductory Physics Homework Hi All, Just reading up on methods of neutron detection and something struck me. Generally these types of detectors... Oct30-13 01:03 AM mitch_1211 0 231 General Physics Hello, I am at present reading about black-body radiation and the derivation of the Rayleigh-Jeans law. I have a few... Oct26-13 02:01 PM embphysics 3 415 General Physics Hello, I am having a lot of trouble in determining the difference between an electromagnetic field and... Oct24-13 07:51 PM WannabeNewton 4 461 General Physics 1) Why can hitting a heavy metal target with high-speed electrons produce X-rays? 2) Alpha particles have a larger... Oct24-13 10:21 AM UltrafastPED 3 423 General Physics U = Th + alpha rays 92p 90p 146n 144n I have heard that if... Oct20-13 04:25 PM snorkack 11 839 High Energy, Nuclear, Particle Physics It is my understanding that electromagnetic radiation is absorbed by an electron and then emitted at another angle. So... Oct19-13 07:17 AM adrian423 2 803 Quantum Physics Hi all, to begin this is my understanding of hawking radiation. A particle/anti-particle pair is generated. one... Oct18-13 03:28 AM Demystifier 18 685 Quantum Physics Bear with me, I am a chemist :shy: As far as I understand, every accelerating charge emits electromagnetic... Oct17-13 06:13 PM UltrafastPED 2 401 Classical Physics Hi all, I was wondering if, when a beam of light is pulled towards a black hole , because it can't accelerate, it is... Oct16-13 05:37 PM Superposed_Cat 2 333 Special & General Relativity 1. The problem statement, all variables and given/known data A laser beam of intensity I reflects from a flat,... Oct3-13 08:34 AM haruspex 3 455 Introductory Physics Homework Considering that what most people think of as light is just the visible spectrum of electromagnetism, while much more... Oct2-13 04:24 AM Chronos 48 3,541 General Physics