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Author: Oak Ridge National Laboratory
Publisher:
Published: 1985
Total Pages: 696
ISBN-13:
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Author: Oak Ridge National Laboratory
Publisher:
Published: 1985
Total Pages: 696
ISBN-13:
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Publisher: Academic Press
Published: 1986-09-18
Total Pages: 573
ISBN-13: 0080860087
DOWNLOAD EBOOKThis work covers in some detail the application of neutron scattering to different fields of physics, materials science, chemistry, biology, the earth sciences and engineering. Its goal is to enable researchers in a particular area to identify aspects of their work in which neutron scattering techniques might contribute, conceive the important experiments to be done, assess what is required to carry them out, write a successful proposal for one of the major user facilities, and perform the experiments under the guidance of the appropriate instrument scientist. The authors of the various chapters take account of the advances in experimental techniques over the past 25 years--for example, neutron reflectivity and spin-echo spectroscopy and techniques for probing the dynamics of complex materials and biological systems. Furthermore, with the third-generation spallation sources recently constructed in the United States and Japan and in the advanced planning stage in Europe, there is an increasing interest in time-of-flight techniques and short wavelengths. Correspondingly, the improved performance of cold moderators at both reactors and spallation sources has extended the long-wavelength capabilities. - Chapter authors are pre-eminent in their field - Seminal experiments are presented as examples - Provides guidance on how to plan, execute and analyse experiments
Author:
Publisher:
Published: 2009
Total Pages: 72
ISBN-13:
DOWNLOAD EBOOK"This brochure overviews the scientific infrastructure that is constructed, maintained, and operated at Department of Energy laboratories for the pursuit of energy-related research." -- cf p. 4
Author: Yacouba Diawara
Publisher: Springer Nature
Published: 2023-08-04
Total Pages: 257
ISBN-13: 3031365461
DOWNLOAD EBOOKThis book covers the most common neutron detectors used in neutron scattering facilities and all of those in use at Oak Ridge National Lab. It starts describing the facilities, instruments and the critical detector parameters needed by various instruments. Then the key components of the 3He-based linear position-sensitive detectors as well as on their electronics, which require particular attention to signal processing and noise reduction, are introduced. One chapter is dedicated to the 3He alternatives where scintillators play a critical role. It also covers emerging neutron detection technologies including semiconductors, vacuum-based devices and their associated readouts, which will be required in the future for high rate and high-resolution neutron detectors. The authors explain the logic behind the choice of materials as well as the various constraints that neutron detectors must respect to be useful. Some of these constraints, such as efficiency and gamma-ray sensitivity are common to all neutron counters while others, like timing resolution, dynamic range, and peak counting rate, depend on the applications. The book guides experts, the nuclear science community, and young scholars through the physical processes and the required electronics in a way that is accessible for those not professionally involved in designing detector’s components and electronic circuits.
Author: Sarah Weiner
Publisher: Rowman & Littlefield
Published: 2014-01-27
Total Pages: 279
ISBN-13: 1442227982
DOWNLOAD EBOOKThe 2013 class of Nuclear Scholars, selected from a very competitive applicant pool, contained some of the best and brightest young professionals in the nuclear field. Drawn from graduate programs, the national labs, the civil service, and the U.S. military, these Nuclear Scholars participated in six monthly workshops that focused on a wide range of nuclear topics. These topics included extended deterrence and assurance, stockpile stewardship, nuclear materials security, Iranian and North Korean proliferation, international nonproliferation norms and treaties, missile defense, and nuclear targeting. The program culminated in a final meeting at which the Nuclear Scholars presented their own research to a panel of senior experts. The papers resulting from these presentations are contained in this year’s volume.
Author: United States. Congress. House. Committee on Government Operations. Environment, Energy, and Natural Resources Subcommittee
Publisher:
Published: 1994
Total Pages: 332
ISBN-13:
DOWNLOAD EBOOKDistributed to some depository libraries in microfiche.
Author: National Academies of Sciences, Engineering, and Medicine
Publisher: National Academies Press
Published: 2016-02-12
Total Pages: 205
ISBN-13: 0309379210
DOWNLOAD EBOOKThe continued presence of highly enriched uranium (HEU) in civilian installations such as research reactors poses a threat to national and international security. Minimization, and ultimately elimination, of HEU in civilian research reactors worldwide has been a goal of U.S. policy and programs since 1978. Today, 74 civilian research reactors around the world, including 8 in the United States, use or are planning to use HEU fuel. Since the last National Academies of Sciences, Engineering, and Medicine report on this topic in 2009, 28 reactors have been either shut down or converted from HEU to low enriched uranium fuel. Despite this progress, the large number of remaining HEU-fueled reactors demonstrates that an HEU minimization program continues to be needed on a worldwide scale. Reducing the Use of Highly Enriched Uranium in Civilian Research Reactors assesses the status of and progress toward eliminating the worldwide use of HEU fuel in civilian research and test reactors.
Author: Dan A. Neumann
Publisher:
Published: 1995
Total Pages: 826
ISBN-13:
DOWNLOAD EBOOKNeutron scattering proves itself a highly international area of research as scientists and engineers from twenty-one countries come together in this volume - to discuss the growth and maturation of the use of neutrons as a probe in materials research and to survey current applications. A wide range of materials are examined, including polymers, cements, high-Tc superconducting oxides and carbides, inorganic glasses, magnetic films, ceramics and metallic alloys. Topics include: instrumentation at major neutron facilities in North America; developments in instrumentation and techniques; neutron reflectivity studies of surfaces and interfaces; small angle neutron scattering (SANS) studies of polymers and complex fluids; SANS studies of ceramics and metals; residual stress analysis; cementitious materials; high-Tc superconducting materials; interfaces, multilayers and nanocrystals of magnetic materials; oxide materials; inorganic glasses; alloys; and adsorbed systems, inelastic scattering and dynamics.
Author:
Publisher:
Published: 1967
Total Pages: 670
ISBN-13:
DOWNLOAD EBOOKLists citations with abstracts for aerospace related reports obtained from world wide sources and announces documents that have recently been entered into the NASA Scientific and Technical Information Database.
Author: Liyuan Liang
Publisher: Springer Science & Business Media
Published: 2008-12-11
Total Pages: 641
ISBN-13: 0387094164
DOWNLOAD EBOOKNeutron Applications in Earth, Energy and Environmental Sciences offers a comprehensive overview of the wide ranging applications of neutron scattering techniques to elucidate the fundamental materials properties at the nano-, micro- and meso-scale, which underpin research in the related fields of Earth, Energy and Environmental Sciences. Introductions to neutron scattering fundamentals and instrumentation are paired with a thorough review of the applications to a large variety of scientific and technological problems, written through the direct experience of leading scientists in each field. Tailored to a wide audience, this volume provides the novice with an inspiring introduction and stimulates the expert to consider these non-conventional problem solving techniques in his/her field of interest. Earth and environmental scientists, engineers, researchers and graduate students involved with materials science will find Neutron Applications in Earth, Energy and Environmental Sciences a valuable ready-to-use reference.