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niobium-titanium superconductors

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Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001110
EISBN: 978-1-62708-162-7
... Abstract Niobium-titanium alloys (NbTi) became the superconductors of choice in the early 1960s, providing a viable alternative to the A-15 compounds and less ductile alloys of niobium-zirconium. This can be attributed to the relative ease of fabrication, better electrical properties...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003155
EISBN: 978-1-62708-199-3
... the bulk of the superconductor. Superconducting materials that have received the most attention are niobium-titanium superconductors (the most widely used superconductor), A15 compounds (in which class the important ordered intermetallic Nb3Sn lies), ternary molybdenum chalcogenides (Chevrel phases...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001108
EISBN: 978-1-62708-162-7
... “Principles of Superconductivity,” the manufacture, properties, and applications of various superconducting materials are addressed in the following articles: “Niobium-Titanium Superconductors” (the most widely used superconductor) “A15 Superconductors” (in which class the important material Nb...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004008
EISBN: 978-1-62708-185-6
..., each individually surrounded by a normal metal matrix. The superconductor itself is usually a ductile alloy of niobium and titanium ( Fig. 14 ) or a brittle intermetallic of niobium and tin (Nb 3 Sn) ( Fig. 15 and 16 ). Fig. 14 Cross section of 500 niobium-titanium filaments separated...
Image
Published: 01 January 1990
Fig. 7 The critical surface for a niobium-titanium alloy. As long as the state of the superconductor remains within the critical surface, it will be superconducting. The strong interdependence of the three critical parameters ( T c , H c2 , and J c ) is clearly seen. More
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001111
EISBN: 978-1-62708-162-7
... Rod Process The various rod processes for A15 conductors resemble very strongly those described for NbTi conductors (see the article “Niobium-Titanium Superconductors” in this Volume). The bronze process consists of stacking vanadium or niobium alloy rods in bronze tubes or drilled bronze...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001109
EISBN: 978-1-62708-162-7
... in all parameters. Operating conditions for superconducting magnets are often at temperatures of T ≦ 0.5 T c . Fig. 7 The critical surface for a niobium-titanium alloy. As long as the state of the superconductor remains within the critical surface, it will be superconducting. The strong...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001079
EISBN: 978-1-62708-162-7
... wire, in which very fine filaments of the alloy (with thicknesses of <1 μm, or 40 μin.) are embedded in a copper matrix (see the article “Niobium-Titanium Superconductors” in this Volume and the section “The Manufacture of Commercial Superconductors” in the article “Wire, Rod, and Tube Drawing...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003824
EISBN: 978-1-62708-183-2
... processing liquid metals NIOBIUM AND NIOBIUM ALLOYS have been used in a number of industrial and aerospace applications for over 40 years. Niobium use primarily includes rocket and jet engine applications, alloying of steels and superalloys, sodium vapor highway lighting, superconductors, anodic...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001080
EISBN: 978-1-62708-162-7
... Abstract Titanium has been recognized as an element with good mechanical and physical properties, alloying characteristics, and corrosion resistance. Providing an outline of general characteristics and types of titanium alloys, this article discusses the contemporary technology of titanium...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003056
EISBN: 978-1-62708-200-6
... the components together at a high temperature. Success depends on the formation of an adequate interfacial contact. The most extensively studied systems are alumina with niobium, aluminum, nickel, platinum, and titanium. The metals react with Al 2 O 3 to produce various interfacial compounds, such as NiAl 2...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002462
EISBN: 978-1-62708-194-8
... with processing parameters to meet the requirements of new technology. This process is ongoing today with the base alloys available for centuries (iron, copper, tin) as well as with the newer base alloys currently recruited to meet modern needs with unique property requirements (titanium, tungsten, niobium). When...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005887
EISBN: 978-1-62708-167-2
... Abstract This article focuses on the temperature requirements of typical nonferrous metals and their alloys of commercial importance. These include aluminum, copper, magnesium, and titanium. The article describes the thermoelectricity, photoelectricity, and capacity of aluminum alloys...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001102
EISBN: 978-1-62708-162-7
.... Information on other intermetallics, such as samarium-cobalt materials for permanent magnets and niobium-base superconductive materials, is available in the articles “ Rare Earth Metals ,” “ Permanent Magnet Materials ,” and “A15 Superconductors” in this Volume. Nickel Aluminides The nickel-aluminum...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001105
EISBN: 978-1-62708-162-7
... for a cermet can also be chosen from the group of more reactive metals, such as titanium or zirconium, or it can be selected from series of refractory metals that includes chromium, niobium, molybdenum, and tungsten. Lower-melting metals and alloys, primarily those based on copper and aluminum, round out...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003062
EISBN: 978-1-62708-200-6
... applications, but TiO 2 is also being developed as an oxygen sensitive resistive sensor. Other categories of ceramic materials include ferrites and ceramic superconductors. Recent developments in ferrites have been related primarily to their use as recording heads, but research in the area of microwave...
Book Chapter

By W.L. Johnson
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001095
EISBN: 978-1-62708-162-7
... group discovered a second class of metallic liquids that form glasses at rapid solidification rates. These are referred to as the metal-metal systems. These alloys contain an early transition metal or rare earth element (for example, zirconium, titanium, niobium, tantalum, and so on) alloyed with a late...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001457
EISBN: 978-1-62708-173-3
... conductors, piezoelectric devices, and high-critical-temperature superconductors, this category of materials and the related joining technology is outside the scope of this article. A primary impetus behind the emphasis on structural ceramics is the desire for improved efficiency and increased component...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001316
EISBN: 978-1-62708-170-2
...-titanium yellow rutile 71077-18-4 (Ti,Ni,Sb)O 2 11-15-4 Nickel-niobium-titanium yellow rutile 68611-43-8 (Ti,Ni,Nb)O 2 11-16-4 Chrome-antimony-titanium buff rutile 68186-90-3 (Ti,Cr,Sb)O 2 11-17-6 Chrome-niobium-titanium buff rutile 68611-42-7 (Ti,Cr,Nb)O 2 11-18-6 Chrome...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003005
EISBN: 978-1-62708-200-6
... low carbon contents (0.05 to ∼0.25%) in order to produce adequate formability and weldability, and they have manganese contents up to 2.0%. Typically, HSLA steels are strengthened by small additions of elements such as niobium (also known as columbium), copper, vanadium, or titanium and sometimes...