pulsed efficiency
61Cephalopod — Cephalopods Temporal range: Devonian – Recent[1] (Stem groups from Cambrian)[2] …
62magnetohydrodynamic power generator — ▪ physics Introduction any of a class of devices that generate electric power by means of the interaction of a moving fluid (usually an ionized gas or plasma) and a magnetic field. Magnetohydrodynamic (MHD) power plants offer the potential… …
63Nuclear electric rocket — In a nuclear electric rocket, nuclear thermal energy is changed into electrical energy that is used to power one of the electrical propulsion technologies. Technically the powerplant is nuclear, not the propulsion system, but the terminology is… …
64LIDAR — A FASOR used at the Starfire Optical Range for LIDAR and laser guide star experiments is tuned to the sodium D2a line and used to excite sodium atoms in the upper atmosphere …
65Time-resolved spectroscopy — In physics and physical chemistry, time resolved spectroscopy is the study of dynamic processes in materials or chemical compounds by means of spectroscopic techniques. Most often, processes are studied that occur after illumination of a material …
669K22 Tunguska — Infobox Weapon name=9K22 Tunguska NATO reporting name: SA 19 Grison caption=9K22 Tunguska M Gun/Missile Air Defence System. origin=flagcountry|Soviet Union type=Tracked SAM system is ranged= is bladed= is explosive= is artillery= is vehicle=yes… …
67Electric propulsion — is a form of spacecraft propulsion used in outer space. This type of rocket like reaction engine utilize electric energy to obtain thrust from propellant carried with the vehicle. Unlike rocket engines these kinds of engines do not necessarily… …
68Disk laser — Not to be confused with Laserdisc. Fig.1. An optically pumped disk laser (active mirror). A disk laser or active mirror (Fig.1.) is a type of solid state laser characterized by a heat sink and laser output that are realized on opposite sides of a …
69Orders of magnitude (magnetic field) — This page lists examples of magnetic field B in teslas produced by various different sources. They are grouped by orders of magnitude, and each section covers three orders of magnitude, or a factor of one thousand. Note: Traditionally,… …
70Millermatic — is a type of MIG welding system that was invented by Miller Electric, a leading worldwide manufacturer of arc welding equipment, a subsidiary of Illinois Tool Works. MIG welding MIG welding is considered the easiest welding process to learn. The… …
