Yttrium barium copper oxide material safety data sheet special protective information respiratory protection niosh approved consult supplier for all limitations ventilation local exhaust preferred, consult acgih document industrial ventilation, a manual of recommended practices. There are also many medical applications that it is used for. Yttrium barium copper oxide superconductor chemical formula. Bruker is a major supplier of highperformance hts based on yttrium barium copper oxide.
Physical properties of the quaternary yttrium barium. Barium carbonate is used instead of barium oxide because commercially available barium oxide is very impure. Figure 8 shows the crystal structure for mgb2, of which the space group is p6mmm. Crystal structures of some hightemperature superconductors 411 the graphite structure. On this site, an oxide of yttrium, barium, and copper was conceived, produced, and found to exhibit stable, reproducible superconductivity at 93 kelvin. One approach to the fabrication of these films, chemical vapor deposition, currently has some limitations placed upon it by the available range of precursor compounds. Our hts tapes are manufactured in a pulsed laser deposition process which grants both superior current carrying capacities and outstanding quality assurance. This enables engineering of artificial pinning centers in ybco thin films for optimizing their fluxpinning properties. Ybco is a superconducting material that will have near zero resistance at. Download pdf 6 mb abstract we report measurements of the temperature and power dependence of the microwave frequency intermodulation distortion imd in high quality pulsed laser deposition pld yttrium barium copper oxide ybco on laalo3 substrate. They may cause metal fume fever, hemolysis of the red blood cells and injury to the liver, lungs, kidneys, and pancreas. A wide variety of yttrium barium copper oxide options are available to you, there are 23 suppliers who sells yttrium barium copper oxide on, mainly located in asia. Write down, in your own words, a detailed procedure for preparing ybco by solid phase reaction. Sparc will the pave the way for carbonfree, safe, limitless, fusion power.
Yttrium barium copper oxide yba2cu3o7 molecular weight. It also can catalyze some reactions, such as ethylene polymerization. This mixture of yttrium, barium, copper and oxygen can be teased into forming a compound with a critical temperature of 93k. Barium copper oxide ycbo as well as the dependence of resistance on temperature in classical resistors and. A nonweak link joining technique has been developed for ybco. Yttrium oxide is the most important compound of yttrium. Yttrium barium copper oxide, annealed chronic hazard. The effect of dy doping on the magnetic behavior of ybco. Material safety data sheet university of louisville.
The lab manual suggests that a magnetic field of several hundred. Many ybco compounds have the general formula y ba 2 cu 3 o 7. Does anybody know where i can purchase yttrium barium copper oxide, preferably in the form of a disk from 5cm 32. Courtesy of professor bartek glowaki of the university of cambridge, who filmed, directed and edited the videos. Bariumyttriumcopper oxide how is bariumyttriumcopper. Also, much of the barium oxide tends to be converted into barium hydroxide and barium carbonate upon exposure to air. Within a year an yttrium barium copper oxide ceramic, yba 2 cu 3 o 7, had been discovered to have a t c higher than 77 k, the boiling point of nitrogen. It includes the first material ever discovered to become superconducting above the boiling point of liquid nitrogen 77 k at about 92 k. I am currently developing blueprints for an anti gravity device, i am pretty much sorted with the supply of chemicals apart from yttrium barium copper oxide. The most common method of making the yttriumbariumcopper oxide superconductors is to mix dry powders of yttrium oxide, barium carbonate, and cupric oxide in the proper molecular ratios. Structure of ybco yttrium barium copper oxide yttrium atoms are yellow, barium atoms are purple, copper atoms are blue and oxygen atoms are red. The top countries of suppliers are china, india, from which the percentage of yttrium barium copper oxide supply is. Multilayered yttrium barium copper oxide ybco thin films grown by the pulsed laser deposition technique provide the possibility for independently tailoring the nanoscale artificial pinning centers embedded in individual layers. Verification of dwave pairing symmetry by microwave.
By examining related superconductors, the material was formulated, synthesized by solidstate reaction, and tested on 29 january 1987 using a fourprobe resistivity apparatus. Buy high quality yttrium barium copper oxide by triveni chemicals. Synthesis and effect of al o added in yttrium barium. Yttrium barium copper oxide often abbreviated ybco is an oxide of barium, yttrium, and copper. Rebco superconductors have the potential to sustain stronger magnetic fields than other superconductor materials.
Verification of dwave pairing symmetry by microwave intermodulation distortion measurements in yttrium barium copper oxide download author. Crystal structure and superconductivity of yba 2cu 3o 7 x brent a. Transition temperatures in yttrium barium copper oxide ybco. Many ybco compounds have the general formula yba2cu3o7x also known as y123, although materials with other y. It achieved prominence because it was the first material in which superconductivity above the boiling point 77 k of liquid nitrogen was. Ybco is a superconductor at relatively high temperatures. The story of yttrium barium copper oxide ybco for short is the story of superconductivity, which goes back over 100 years to 1911. After reading further into the manual for the kiethley the. Rareearth barium copper oxide also referred to as rebco is a family of chemical compounds known for exhibiting high temperature superconductivity. Synonyms once available inventory is depleted, this item will no longer be available. The material mgb2 is composed of two layers of boron and magnesium and the a and c axis in the hexagonal lattice. About yttrium barium copper oxide yttrium barium copper oxide ybco is a crystalline hightemperature superconductor generally immediately available in most volumes. Y, barium copper yttrium oxide, barium copper yttrium oxide, barium copper yttrium oxide ba2cu3yo, barium yttrium copper oxide, barium yttrium cuprate, superamic y 200, ybco, yttrium barium copper oxide, yttrium barium cuprate. Request pdf the effect of dy doping on the magnetic behavior of ybco.
Media in category crystal structures of yttrium barium copper oxide the following 17 files are in this category, out of 17 total. It is a crystalline chemical compound with the formula yba2cu3o7xt, and is often used as a superconductor. Commonwealth fusion systems is collaborating with mits plasma science and fusion center to build sparc, the worlds first fusion device that produces plasmas which generate more energy than they consume, becoming the first netenergy fusion machine. Yttrium barium copper oxide chemical compound britannica. Crystal structure and superconductivity of yba cu o. The reproducible synthesis of, especially, a barium source comprising enhanced stability am volatility, is one of t major stumbling blocks to cvd fabrication of devices which require large area thin films of ybco. Fagan c university of new south wales, sydney, nsw 25052, australia b institute of physics and technology of materials, po box mg7, magurele. Scheme of a autiybcosto used to measure resistivity in. There exists a need for reproducible large area, high quality, thin films of yba 2 cu 3 o 7 for insertion into magnetic resonance imaging and cellular base station applications. Definition yttrium barium copper oxide ybco, is a family of crystalline chemical compounds, famous for displaying hightemperature superconductivity.
The material is of current interest because it becomes superconducting when cooled to c. Cu ratios exist, such as yba2cu4oy y124 or y2ba4cu7oy y247. Ingestion may also cause vomiting, gastric pain, dizziness, anemia, cramps, convulsions, shock, coma, and death. This finding raised the possibility of practical superconductors being cooled by liquid nitrogenas opposed to conventional superconducting materials. Ybco was the first superconductor found to have a critical temperature above the boiling point of nitrogen at 77 k. Yttrium barium copper oxide material safety data sheet health hazard information tlv. It is used to make the hightemperature superconductor ybco yttrium barium copper oxide. Pld yttrium barium copper oxide ybco on laalo3 substrate. The molar mass and molecular weight of yba2cu3o7 ybco is 666.
Sds certificate of analysis technical inquiry this item cannot be ordered online at this time. The effect of dysprosium dy doping on yttrium barium copper oxide ybco prepared by. Labs across the world started to throw different metals into the mix with the crucial copper oxide, and the critical temperature crept up and up. Precursors for chemical vapor deposition of yttrium barium. Yttrium barium copper oxide ybco is a family of crystalline chemical compounds, famous for displaying hightemperature superconductivity. Superconductivity is a phenomenon whereby a number of pure metals and alloys offer no resistance whatsoever to the passage of electrical current below a certain critical temperature. Yttriumbariumcopper oxide pieces msds special notice. Arrays of membrane isolated yttriumbariumcopperoxide. Electrical resistivity vs temperature for ybco crystals twinned of. Favorable mechanical characteristics and the applicability of straightforward dry or nitrogen. By relatively high, i mean around 93k, which is still pretty chilly. The superconductor synthesised in the icl teaching labs experiment is a nonstoichiometric mixed oxide of yttrium, barium and copper. Yttrium barium copper oxide yba2cu3o7 molar mass, molecular weight.
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