NBS Special Publication, Issue 538U.S. Government Printing Office, 1918 |
From inside the book
Results 1-5 of 16
Page 7
... possible values for the basic physical constants . The present measurement standard for the second , for example , is based upon the frequency of radiation emitted by a cesium atom . ( One second now is defined as the time required for ...
... possible values for the basic physical constants . The present measurement standard for the second , for example , is based upon the frequency of radiation emitted by a cesium atom . ( One second now is defined as the time required for ...
Page 15
... possible last year as a result of an improved measurement method for determining the proton gyromagnetic ratio to the unprecedented accuracy of two parts in ten million . When combined with the measured values of other fundamental ...
... possible last year as a result of an improved measurement method for determining the proton gyromagnetic ratio to the unprecedented accuracy of two parts in ten million . When combined with the measured values of other fundamental ...
Page 16
... possible in the future to actually measure the effects of the curvature of space due to the gravitation of massive bodies , such as the earth or the sun . Much of the basic research at the Bureau not only adds to our funda- mental ...
... possible in the future to actually measure the effects of the curvature of space due to the gravitation of massive bodies , such as the earth or the sun . Much of the basic research at the Bureau not only adds to our funda- mental ...
Page 24
... possible application to the analysis of living tissue . NBS agreed to try out the technique . The pathologist supplied NBS with thin sections of lymph node believed to contain foreign particles of silicone polymer . It was suspected ...
... possible application to the analysis of living tissue . NBS agreed to try out the technique . The pathologist supplied NBS with thin sections of lymph node believed to contain foreign particles of silicone polymer . It was suspected ...
Page 26
... possible stan- dard for the lights . Underwriters Labo- ratories , a nationally recognized testing firm , independently adopted the NBS methods for use in its testing . The Bureau's Law Enforcement Standards Laboratory develops ...
... possible stan- dard for the lights . Underwriters Labo- ratories , a nationally recognized testing firm , independently adopted the NBS methods for use in its testing . The Bureau's Law Enforcement Standards Laboratory develops ...
Common terms and phrases
Absolute Physical Quantities accuracy Administration Analytical Chemistry analyze applications atoms Award basic Bureau of Standards Bureau researchers calibrating Center for Absolute Center for Analytical Center for Building Center for Electronics Center for Materials Center for Mechanical Center for Radiation chemical Consumer Product corrosion dards Deputy Director developed device dimensional metrology Division received efficiency Electrical Engineering electromagnetic electromagnetic radiation Electronics and Electrical energy conservation Environmental equipment evaluation fingerprint Fire Research Gaithersburg gram heat ICST improve industrial instrument insulation integrated circuit manufacturers Materials Science ment metal Molecular Science National Bureau National Engineering Laboratory NBS Center NBS Office NBS research NSRDS nuclear Office of Standard operations organizations performance photomask polymer projects robots safety science and technology scientific scientists semiconductor solar SRM's stan Standard Reference Data Standard Reference Materials studies Supt surement surface science technical techniques Thermodynamics tion x-ray
Popular passages
Page 83 - ... materials needed by industry, commerce, educational institutions, and Government; provides advisory and research services to other Government Agencies; develops, produces, and distributes Standard Reference Materials; and provides calibration services. The Laboratory consists of the following centers: Absolute Physical Quantities...
Page 80 - Informed consumers are essential to the fair and efficient functioning of a free market economy. Packages and their labels should enable consumers to obtain accurate information as to the quantity of the contents and should facilitate value comparisons.
Page 79 - ... adopted or recognized by the Government; the construction, when necessary, of standards, their multiples and subdivisions; the testing and calibration of standard measuring apparatus; the solution of problems which arise in connection with standards; the determination of physical constants and properties of materials, when such data are of great importance to scientific or manufacturing interests and are not to be obtained of sufficient accuracy elsewhere.
Page 83 - States of a complete and consistent system of physical measurement; coordinates that system with measurement systems of other nations; and furnishes essential services leading to accurate and uniform physical measurements throughout the Nation's scientific community, industry, and commerce.
Page 79 - Government on a reimbursable basis. (b) Departments and agencies of the Federal Government shall exercise their powers, duties, and functions in such manner as will assist in carrying out the objectives of this Act.
Page 80 - The specifications shall pertain to the physical and chemical properties and characteristics of such materials with regard to their use in replacing virgin materials in various industrial, commercial, and governmental uses.
Page 80 - Act which is inconsistent with the provisions of this section shall be applicable in the administration of this section. (f) The Secretary of Commerce is authorized (1) to provide agencies, and the Administrator of General Services in the exercise of the authority delegated in this section, with scientific and technological advisory services relating to automatic data processing and related systems, and (2) to make appropriate recommendations to the President relating to the establishment of uniform...
Page 79 - The development of methods for testing materials, mechanisms, and structures, and the testing of materials, supplies, and equipment, including items purchased for use of Government departments and independent establishments.
Page 81 - ... consultation by the Secretary of Commerce with the National Conference of Weights and Measures in order to assure that State and local weights and measures officials are...
Page 79 - That the functions of the bureau shall consist in the custody of the standards; the comparison of the standards used in scientific investigations, engineering, manufacturing, commerce, and educational institutions with the standards adopted or recognized by the Government; the construction, when necessary, of standards, their multiples and subdivisions; the testing and calibration of standard measuring apparatus; the solution of problems which arise in connection with standards; the determination...