Virtual source definition

Virtual source means a point from which radiation appears to originate.
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Virtual source means a point from which radiation appears to originate.41.3(3) Registration or license requirements. No person shall receive, possess, use, transfer, own, or acquire therapeutic radiation machines except as authorized in a registration issued pursuant to 641—39.1(136C) to 39.4(136C).41.3(4) General administrative requirements for facilities using therapeutic radiation machines.
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Virtual source means a point from which radiation appears to originate. 7988. “Wedge filter” means a filter which effects continuous change in
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Examples of Virtual source in a sentence

  • R13 (p) "Target" means that part of a radiation head which by design intercepts a beam of accelerated particles with subsequent emission of other radiation R13 (q) "Virtual source" means a point from which radiation appears to originate.

  • When the MLC travels closer to or crosses over the central axis, the direction is denoted as negative (“–” in all figures).A.5. Virtual source position of 400 MeV/n carbon ion beam A pencil carbon ion beam is spread into a broader beam after passing through the primary collimator, beam monitor, scatterer, ridge filter, ridge shifter and the range shifter that appears to diverge from a point _this point is so called the virtual source.

  • Virtual source and the scale-changing source of each branch (when defined in the same domain and using same orthogonal modal-basis) can be replaced by a single current source.

  • Virtual source position is trivial to calculate in this format Figure 2: Virtual source mirroring for the Image Source technique.

  • Very high radiation area means an area, accessible to individuals, in which radiation levels from radiation sources external to the body could result in an individual receiving an absorbed dose in excess of 5 Gy (500 rads) in 1 hour at 1 meter from a source of radiation or 1 meter from any surface that the radiation penetrates.2 Virtual source means a point from which radiation appears to originate.

  • Defendants allege that Leaf used Deming as his “puppet,” controlling her litigation.Whether Leaf assumed control over Deming’s litigation is a question of fact, and defendants do not elaborate on why they believe Deming was Leaf’s “puppet.” See Restatement (Second) of Judgments, § 39 cmt.

  • Virtual source and delay line calculationsThe calculations required to create proper delay lines in- volve determining the position of the sound source and each virtual source, and calculating the corresponding de- lays and gains for each source.

  • Virtual source First Condenser Lens Condenser Aperture Second Condenser LensObjective Aperture Scan CoilsObjective Lens Sample Figure 3.15: Shows the schematic diagram of scanning electron microscope.

  • Virtual source: new method for imaging and 4D below complex overburden, in Proceedings of 74th Annual International Meeting(expanded abstracts), Society of Exploration Geophysicists, 2477–2480.

  • Virtual source terms are used to model the initial atmospheric distribution of source mate- rial following an explosion, fire, resuspension, or user-input geometry.

Related to Virtual source

  • Virtual Machine means a software container that can run its own operating system and execute applications like a physical machine.

  • Commercial Software means Software developed or regularly used that: (i) has been sold, leased, or licensed to the general public; (ii) has been offered for sale, lease, or license to the general public; (iii) has not been offered, sold, leased, or licensed to the public but will be available for commercial sale, lease, or license in time to satisfy the delivery requirements of this Contract; or (iv) satisfies a criterion expressed in (i), (ii), or (iii) above and would require only minor modifications to meet the requirements of this Contract.

  • Cable Television Network means system consisting of set of closed transmission paths and associated signal generation, control and distribution equipment, designed to provide Cable Service for reception by multiple subscribers.

  • Information Systems means all computer hardware, databases and data storage systems, computer, data, database and communications networks (other than the Internet), architecture interfaces and firewalls (whether for data, voice, video or other media access, transmission or reception) and other apparatus used to create, store, transmit, exchange or receive information in any form.

  • Brachytherapy source means a radioactive source or a manufacturer-assembled source train or a combination of these sources that is designed to deliver a therapeutic dose within a distance of a few centimeters.

  • Information system means a discrete set of information resources organized for the collection, processing, maintenance, use, sharing, dissemination, or disposition of information (44 U.S.C. 3502).

  • Public Source means each source of Publicly Available Information specified as such in the Issue Terms (or, if a source is not so specified, each of Bloomberg Service, Dow Jones Telerate Service, Reuter Monitor Money Rates Services, Dow Jones News Wire, Wall Street Journal, New York Times, Nihon Keizai Shinbun, Asahi Shinbun, Yomiuri Shinbun, Financial Times, La Tribune, Les Echos and The Australian Financial Review (and successor publications), the main source(s) of business news in the country in which the Reference Entity is organised and any other internationally recognised published or electronically displayed news sources).

  • Primary Source means the Screen Page specified as such in the applicable Pricing Supplement and (in the case of any Screen Page provided by any information service other than the Reuters Monitor Money Rates Service (“Reuters”)) agreed to by the Agent Bank;

  • ATC means a measure of the transfer capability remaining in the physical transmission network for further commercial activity over and above already committed uses.

  • Computer network means the interconnection of hardwire or wireless communication lines with a computer through remote terminals, or a complex consisting of 2 or more interconnected computers.

  • Cable television system means any system licensed, franchised or certificated pursuant to Article

  • New source means any building, structure, facility or installation from which there is or may be a discharge of pollutants, the construction of which commenced after the publication of proposed Pretreatment Standards under section 307(c) of the Act which will be applicable to such source if such Standards are thereafter promulgated in accordance with that section, provided that:

  • Company Software means Software owned or purported to be owned by or developed by or for the Company or any Company Subsidiary.

  • Point source means any discernible, confined, and discrete conveyance, including but not limited to any pipe, ditch, channel, tunnel, conduit, well, discrete fissure, container, rolling stock, concentrated animal feeding operation, vessel, or other floating craft from which pollutants are or may be discharged. This term does not include return flows from irrigated agriculture.