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Book A Solid state System for Measurement of Integrated Refractive Index

Download or read book A Solid state System for Measurement of Integrated Refractive Index written by Richard O. Gilmer and published by . This book was released on 1967 with total page 28 pages. Available in PDF, EPUB and Kindle. Book excerpt: A solid-state phase system is presented which is capable of indicating the variability of the integrated refractive index over line-of-sight propagation paths with extreme reliability. The system has a stability, which is independent of path length, of 1 pp 108 / 24 hr and 1 pp 109 / sec. Measurement precision is limited only by the resolution of the output phase meter and is 0.5% of full scale. Tabulated design criteria, component specifications, and illustrated circuit schematics are presented. Refractive index measurements with the phase system taken across a 1.6-km reservoir are compared to the average of conventional meteorological measurements of refractive index taken at the midway point and two terminal points for a 5-day period. The two measurements show a correlation estimate of 0.99 over the 5-day period.

Book ESSA Technical Reort IER

    Book Details:
  • Author : United States. Environmental Science Services Administration
  • Publisher :
  • Release : 1967
  • ISBN :
  • Pages : 28 pages

Download or read book ESSA Technical Reort IER written by United States. Environmental Science Services Administration and published by . This book was released on 1967 with total page 28 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book ESSA Technical Report IER ITSA

Download or read book ESSA Technical Report IER ITSA written by and published by . This book was released on 1967 with total page 28 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Collected Reprints of the Wave Propagation Laboratory

Download or read book Collected Reprints of the Wave Propagation Laboratory written by and published by . This book was released on 1967 with total page 610 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Monthly Catalog of United States Government Publications

Download or read book Monthly Catalog of United States Government Publications written by United States. Superintendent of Documents and published by . This book was released on 1968 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: February issue includes Appendix entitled Directory of United States Government periodicals and subscription publications; September issue includes List of depository libraries; June and December issues include semiannual index

Book ESSA Technical Report

Download or read book ESSA Technical Report written by and published by . This book was released on 1969 with total page 848 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Development of a Microwave Modulated  Dual Optical Wavelength Geodetic Distance measuring Instrument

Download or read book Development of a Microwave Modulated Dual Optical Wavelength Geodetic Distance measuring Instrument written by J. C. Owens and published by . This book was released on 1968 with total page 118 pages. Available in PDF, EPUB and Kindle. Book excerpt: The accuracy of optical distance measurements on horizontal paths is limited at present to several parts per million by uncertainty in knowledge of the average air density along the path. This report describes the development and testing of a prototype instrument capable of significant;y greater accuracy, probably as high as 0.1 ppm. The instrument makes simultaneous measurements of transit time using two superimposed beams of light which have different optical wavelengths but which are modulated at a common microwave frequency. From the difference in transit times for the two colors, plus the absolute transit for either one, the average refractive index along the path and hence the true geodetic path length can be determined. Tests over a 5.3 -km patch have given a standard error of 0.3 ppm in corrected distance, and it is believed that even better results can be obtained. The system is described in detail, including modifications that would significantly increase its accuracy and range.

Book Collected Reprints  1970 1971

Download or read book Collected Reprints 1970 1971 written by Wave Propagation Laboratory and published by . This book was released on 1972 with total page 538 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Integrated Quantum Hybrid Systems

Download or read book Integrated Quantum Hybrid Systems written by Janik Wolters and published by CRC Press. This book was released on 2015-09-04 with total page 291 pages. Available in PDF, EPUB and Kindle. Book excerpt: Integrated quantum hybrid devices, built from classical dielectric nanostructures and individual quantum systems, promise to provide a scalable platform to study and exploit the laws of quantum physics. On the one hand, there are novel applications, such as efficient computation, secure communication, and measurements with unreached accuracy. On th

Book Multi Photon Quantum Information Science and Technology in Integrated Optics

Download or read book Multi Photon Quantum Information Science and Technology in Integrated Optics written by Jonathan C.F. Matthews and published by Springer Science & Business Media. This book was released on 2012-10-05 with total page 128 pages. Available in PDF, EPUB and Kindle. Book excerpt: Photons are an attractive option for testing fundamental quantum physics and developing new quantum-enhanced technology, including highly advanced computers and simulators, as well as precision sensing beyond shot-noise. Traditionally, bulk optical components have been bolted onto optical benches to realize metre-scale quantum circuits. However this approach is ultimately proving unwieldy for increasing the complexity and for scaling up to practical quantum technologies based on photons. The work presented here demonstrates a series of quantum photonic devices based on waveguide circuits embedded in miniature monolithic chips. This represents a paradigm shift in the underlying architecture of quantum optics and provides key building blocks for all-optical and hybrid quantum technologies.

Book Smart Sensors and Systems

Download or read book Smart Sensors and Systems written by Youn-Long Lin and published by Springer. This book was released on 2015-07-13 with total page 465 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book describes for readers technology used for effective sensing of our physical world and intelligent processing techniques for sensed information, which are essential to the success of the Internet of Things (IoTs). The authors provide a multidisciplinary view of sensor technology from MEMS, biological, chemical, and electrical domains and showcase smart sensor systems in real applications including smart home, transportation, medical, environmental, agricultural, etc. Unlike earlier books on sensors, this book provides a “global” view on smart sensors covering abstraction levels from device, circuit, systems, and algorithms.

Book NASA SP

    Book Details:
  • Author :
  • Publisher :
  • Release : 1972
  • ISBN :
  • Pages : 336 pages

Download or read book NASA SP written by and published by . This book was released on 1972 with total page 336 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Collected Reprints

Download or read book Collected Reprints written by and published by . This book was released on 1972 with total page 532 pages. Available in PDF, EPUB and Kindle. Book excerpt: