All public logs

Combined display of all available logs of Galactic Library. You can narrow down the view by selecting a log type, the username (case-sensitive), or the affected page (also case-sensitive).

• 16:40, 14 October 2021 Lwcamp talk contribs uploaded File:1920px-Laser Weapon System aboard USS Ponce (AFSB(I)-15) in November 2014 (05).jpg (The laser beam pointer of the AN/SEQ-3 LaWS (Laser Weapons System) aboard the USS <i>Ponce</i>.)
• 16:39, 14 October 2021 Lwcamp talk contribs created page File:1920px-THEL-ACTD.jpg (Tactical High Energy Laser (THEL) beam pointer.)
• 16:39, 14 October 2021 Lwcamp talk contribs uploaded File:1920px-THEL-ACTD.jpg (Tactical High Energy Laser (THEL) beam pointer.)
• 16:38, 14 October 2021 Lwcamp talk contribs created page File:Airbornelaserturret.jpg (Laser beam pointer turret of the Boeing YAL-1 Airborne Laser.)
• 16:38, 14 October 2021 Lwcamp talk contribs uploaded File:Airbornelaserturret.jpg (Laser beam pointer turret of the Boeing YAL-1 Airborne Laser.)
• 16:09, 14 October 2021 Lwcamp talk contribs created page File:Lasers at Starfire Optical Range.png (Lasers at the Starfire Optical Range, Kirtland Air Force Base, Albuquerque, New Mexico.)
• 16:09, 14 October 2021 Lwcamp talk contribs uploaded File:Lasers at Starfire Optical Range.png (Lasers at the Starfire Optical Range, Kirtland Air Force Base, Albuquerque, New Mexico.)
• 16:08, 14 October 2021 Lwcamp talk contribs created page Laser Weapons (Created page with "thumb|Lasers at the Starfire Optical Range. Lasers are common in science fiction as futuristic weapons. Lasers project light at...")
• 15:55, 14 October 2021 Lwcamp talk contribs created page Jitter (Created page with "We live in an imperfect world. In any real system, there will be vibrations. Either from nearby machinery, people walking around, being buffeted by wind, distant traffic, or...")
• 19:03, 13 October 2021 Lwcamp talk contribs created page Kinds of lasers (Created page with "So you want laser guns, and you also want to know how they work. One place to start is by looking at how people have already got lasers to work. There are a lot of very cleve...")
• 19:59, 11 October 2021 Lwcamp talk contribs created page Lasers and the electromagnetic spectrum (Created page with "The color of light you choose will have a big effect on what your laser beam can do. Let’s discuss various colors of light, both visible and invisible, to get an overview o...")
• 18:33, 29 September 2021 Lwcamp talk contribs created page Beam-Target Interactions (Created page with "You've managed to direct the fearsome energies of your death ray beam onto your foe. Great! So now you have an intense irradiated spot on your target. What happens next? T...")
• 07:41, 29 September 2021 Lwcamp talk contribs created page Atmospheric Hole Burning (Created page with "We previously said that frequencies higher than ultraviolet-C - this would be vacuum ultraviolet, x-rays, and gamma rays - can’t get through air. This is mostly true, but t...")
• 07:37, 29 September 2021 Lwcamp talk contribs created page Category:Lasers (Created page with "Pages relating to laser weaponry.")
• 07:31, 29 September 2021 Lwcamp talk contribs created page Filamentation (Created page with "A peculiar effect happens in air when laser pulses reach crazy-high intensities. The pulses start to get focused inward by the effect of the light on the air itself. The las...")
• 21:09, 28 September 2021 Lwcamp talk contribs created page Dielectric Breakdown (Created page with "An electron is happily mining its own business floating freely around in the air when suddenly a high power laser beam comes by. How rude! The electric field of the laser be...")
• 20:50, 28 September 2021 Lwcamp talk contribs created page Stimulated Scattering (Created page with "What happens when your laser turns the air into a laser? You get stimulated scattering, and it can be a big problem for some kinds of beams. There is a physical phenomenon c...")
• 19:58, 28 September 2021 Lwcamp talk contribs created page Two-Photon Absorption (Created page with "It takes about 6.2 eV of energy to ionize an air molecule. So any laser beam that has an energy-per-photon of 6.2 eV or more will almost immediately be absorbed by air. This...")
• 19:44, 28 September 2021 Lwcamp talk contribs created page Adaptive Optics (Created page with "thumb|Adaptive optics correcting distorted light waves. The air is never still. Turbulence in the air makes bubbles of changing density....")
• 19:38, 28 September 2021 Lwcamp talk contribs created page File:Adaptive optics correct.png (Diagram demonstrating the use of a deformable mirror to correct for wavefront errors. Author: Bob Tubbs (public domain))
• 19:38, 28 September 2021 Lwcamp talk contribs uploaded File:Adaptive optics correct.png (Diagram demonstrating the use of a deformable mirror to correct for wavefront errors. Author: Bob Tubbs (public domain))
• 19:34, 28 September 2021 Lwcamp talk contribs created page File:Adaptive optics gas giant.png (The improvement of resolution for imaging astronomical objects with (left) and without (right) adaptive optics. From P. Wizinowich et al., Publications of the Astronomical Society of the Pacific, 112 : 315-319, 2000)
• 19:34, 28 September 2021 Lwcamp talk contribs uploaded File:Adaptive optics gas giant.png (The improvement of resolution for imaging astronomical objects with (left) and without (right) adaptive optics. From P. Wizinowich et al., Publications of the Astronomical Society of the Pacific, 112 : 315-319, 2000)
• 18:22, 28 September 2021 Lwcamp talk contribs created page File:Thermal blooming in wind.png (Bending of a laser beam from an unperturbed circular shape (dashed circle) into a crescent shape due to thermal blooming in wind (Frederick Gebhardt, “Twenty-five years of thermal blooming: an overview”, Proc. SPIE 1221, Propagation of High-Energy Laser Beams Through the Earth’s Atmosphere, (1 May 1990); doi: 10.1117/12.18326).)
• 18:22, 28 September 2021 Lwcamp talk contribs uploaded File:Thermal blooming in wind.png (Bending of a laser beam from an unperturbed circular shape (dashed circle) into a crescent shape due to thermal blooming in wind (Frederick Gebhardt, “Twenty-five years of thermal blooming: an overview”, Proc. SPIE 1221, Propagation of High-Energy Laser Beams Through the Earth’s Atmosphere, (1 May 1990); doi: 10.1117/12.18326).)
• 17:59, 28 September 2021 Lwcamp talk contribs created page Thermal Blooming (Created page with "A high powered laser going through the air will cause the air to heat up. If the laser beam lasts longer than a small fraction of a second, the hot air will expand and become...")
• 13:57, 28 September 2021 Lwcamp talk contribs created page File:Atmosphere absorption length LW IR.png (Absorption length of clean sea-level air in the long-wave infrared. Author: Luke Campbell)
• 13:57, 28 September 2021 Lwcamp talk contribs uploaded File:Atmosphere absorption length LW IR.png (Absorption length of clean sea-level air in the long-wave infrared. Author: Luke Campbell)
• 13:56, 28 September 2021 Lwcamp talk contribs created page File:Atmosphere absorption length MW IR.png (Absorption length of clean sea level air in the mid-wave infrared. Author: Luke Campbell)
• 13:56, 28 September 2021 Lwcamp talk contribs uploaded File:Atmosphere absorption length MW IR.png (Absorption length of clean sea level air in the mid-wave infrared. Author: Luke Campbell)
• 13:55, 28 September 2021 Lwcamp talk contribs created page File:Atmosphere absorption length near SW IR.png (Absorption length of clean sea-level air in the near and short-wave infrared. Author: Luke Campbell)
• 13:55, 28 September 2021 Lwcamp talk contribs uploaded File:Atmosphere absorption length near SW IR.png (Absorption length of clean sea-level air in the near and short-wave infrared. Author: Luke Campbell)
• 13:54, 28 September 2021 Lwcamp talk contribs created page File:Atmosphere absorption length vis near vis.png (Absorption length of clean sea-level air in the visible and near-visible parts of the electromagnetic spectrum. Author: Luke Campbell)
• 13:54, 28 September 2021 Lwcamp talk contribs uploaded File:Atmosphere absorption length vis near vis.png (Absorption length of clean sea-level air in the visible and near-visible parts of the electromagnetic spectrum. Author: Luke Campbell)
• 11:35, 28 September 2021 Lwcamp talk contribs created page File:Starfire optical range telescope.png (Starfire Optical Range, Kirtland Air Force Base, Albuquerque, New Mexico. U.S. Air Force. Public domain)
• 11:35, 28 September 2021 Lwcamp talk contribs uploaded File:Starfire optical range telescope.png (Starfire Optical Range, Kirtland Air Force Base, Albuquerque, New Mexico. U.S. Air Force. Public domain)
• 08:33, 28 September 2021 Lwcamp talk contribs created page Attenuation (Created page with "A beam of radiant energy going through the air will have some of that energy <i>absorbed</i>, or removed from the beam by making the radiation no longer exist, and some of it...")
• 07:40, 28 September 2021 Lwcamp talk contribs created page File:Laser diffraction pattern far field thin obstruction.jpg (The diffraction pattern of a laser beam around a thin horizontal obstruction, showing the resulting vertical streak of light. Author: Luke Campbell)
• 07:40, 28 September 2021 Lwcamp talk contribs uploaded File:Laser diffraction pattern far field thin obstruction.jpg (The diffraction pattern of a laser beam around a thin horizontal obstruction, showing the resulting vertical streak of light. Author: Luke Campbell)
• 07:39, 28 September 2021 Lwcamp talk contribs created page File:Laser diffraction aperture thin obstruction.jpg (The beam profile of a laser beam after encountering a thin horizontal obstruction. Author: Luke Campbell)
• 07:39, 28 September 2021 Lwcamp talk contribs uploaded File:Laser diffraction aperture thin obstruction.jpg (The beam profile of a laser beam after encountering a thin horizontal obstruction. Author: Luke Campbell)
• 07:32, 28 September 2021 Lwcamp talk contribs created page File:Laser diffraction pattern far field uniform.jpg (Diffraction pattern of a laser beam in the far field through a uniformly illuminated aperture. Author: Luke Campbell)
• 07:32, 28 September 2021 Lwcamp talk contribs uploaded File:Laser diffraction pattern far field uniform.jpg (Diffraction pattern of a laser beam in the far field through a uniformly illuminated aperture. Author: Luke Campbell)
• 07:28, 28 September 2021 Lwcamp talk contribs created page File:Laser diffraction aperture uniform.jpg (Laser beam profile through a uniformly illuminated circular aperture. Author: Luke Campbell)
• 07:28, 28 September 2021 Lwcamp talk contribs uploaded File:Laser diffraction aperture uniform.jpg (Laser beam profile through a uniformly illuminated circular aperture. Author: Luke Campbell)
• 06:54, 28 September 2021 Lwcamp talk contribs created page File:Wave Diffraction 4Lambda Slit.png (Author: Dicklyon at English Wikipedia (public domain). Numerical simulation in matlab. Approximate diffraction pattern of a single 4-wavelength-wide slit.)
• 06:54, 28 September 2021 Lwcamp talk contribs uploaded File:Wave Diffraction 4Lambda Slit.png (Author: Dicklyon at English Wikipedia (public domain). Numerical simulation in matlab. Approximate diffraction pattern of a single 4-wavelength-wide slit.)
• 13:48, 27 September 2021 Lwcamp talk contribs created page File:Diffraction limited beam approximation near focus.png
• 13:48, 27 September 2021 Lwcamp talk contribs uploaded File:Diffraction limited beam approximation near focus.png
• 12:41, 27 September 2021 Lwcamp talk contribs created page Diffraction (Diffraction is a fundamental physical phenomena that makes light spread out, even if it is initially going in a straight line.)