He was a Russian mine official in the Urals from 1845 to 1861 who granted access to mineral samples for scientific research. Samarium isotopes are used in various applications. (Source: Los Alamos National Laboratory) QUADRAMET® (samarium sm 153 lexidronam) (samarium Sm-153 EDTMP) has an affinity for bone and concentrates in areas of bone turnover in association with hydroxyapatite. Samarium hexaboride, SmB6, is a topological insulator that may find use in quantum computers. While misch metal containing about 1% of samarium metal, has long been used, samarium has not been isolated in … Information and translations of SAMARIUM in the most comprehensive dictionary definitions resource on the web. It is also used to form dysprosium compounds, which are made by combining dysprosium with other elements and compounds. Vanadium is used for preventing vanadium deficiency. Multiple Choice A) $0 B) $(15,000) C) $25,000 D) $45,000 Answer: A) You need to subscribe to get the answer. One radioactive isotope of samarium is used in medicine, and the element is also used in magnets and some metal … What is Samarium's net cash provided (used) by investing activities? Note: For a listing of dosage forms and brand names by country availability, see … Definition of SAMARIUM in the Definitions.net dictionary. Samarium was discovered in 1879. The material is then sintered, aged, ground to dimension, magnetized and tested. Rare-earth element, any member of the group of chemical elements consisting of three elements in Group 3 (scandium [Sc], yttrium [Y], and lanthanum [La]) and the first extended row of elements below the main body of the periodic table (cerium [Ce] through They keep their ferromagnetism at temperatures up to 700 o C. (3) As a result of their ability to operate at high temperatures, SmCo magnets are used … The following uses for samarium are gathered from a number of sources as well as from anecdotal comments. Sm-144 is used for the production of the therapeutic radioisotope Sm-145. They are mainly used in aerospace, national defense, microwave devices, communication, medical equipment, instruments, and meters, all kinds of magnetic transmission device, … Vanadium supplements are used as medicine. The Advantages of Neodymium Magnets in Headphones Neodymium magnets are lighter and smaller than other magnets, making them a perfect choice for earbuds and headphones. What Are Samarium Cobalt Magnets Used for? It is treated by the body in a similar manner to … Osteoblastic metastases are a type of bone metastasis where new bone tissue grows rapidly. The complex samarium Sm 153 lexidronam is used in the palliative treatment of bone pain associated with osteoblastic metastatic bone lesions, administered intravenously. Samarium is found along with other members of the rare-earth elements in many minerals, including monazite and bastnasite, which are commercial sources. 136,137 Absorbed dose in bone and red marrow has been estimated at 2.5 cGy/MBq and 0.57 cGy/MBq, respectively. Samarium metal is used to dope calcium fluoride crystals in order to use them for optical lasers. Samarium is used as a catalyst in certain organic reactions: the samarium iodide (SmI 2) is used by organic research chemists to make synthetic versions of natural products. It has been on the market since 1997 but still is not funded by any one of the 10 provincial cancer care authorities in Canada. Samarium Sm 153 lexidronam injection is used to help relieve bone pain that may occur with certain kinds of cancer. It is about 8 parts per million, and 40 th most abundant element in the Earth crust. carbon-arc lighting for the motion picture industry SmCo 5 used a permanent magnet material with one of the highest resistances to … Samarium is a typical member of the lanthanide series, it is a moderately hard silvery metal that readily oxidizes in air. Currently, they are used for such things as hospital MRI machines, airplanes, boats, cars, speaker systems and earbuds and headphones. Three of samarium's naturally occurring isotopes are radioactive — samarium-147, samarium-148, and samarium-149. Samarium 153 (SM 153) or Quadramet Samarium is now being used along with Strontium. Samarium 153 has been chelated to a phosphonate, ethylenediaminetetramethylene (EDTMP), to produce a bone-seeking complex. This drug should be used with caution in. 870 samarium used products are offered for sale by suppliers on Alibaba.com, of which rare earth & products accounts for 4%. Meaning of SAMARIUM. What does SAMARIUM mean? They are called “rare earth” magnets because the elements of samarium cobalt are classified as … Samarium and its compounds can be used as catalyst and chemical reagent. Samarium-cobalt magnets have permanent magnetization and are used in musical instruments. It is also used in nuclear reactors, some ceramics, and lighting. This drug should be used … (See Appendix 6.) A radioactive isotope is one that breaks apart and gives off some form of radiation. In its usual oxidized form, samarium is added to ceramics and glasses where it increases absorption of infrared light. These can be used for various applications. These magnets have a high resistance to demagnetization. A commonly used name for samarium Sm 153 lexidronam is Sm 153 ethylenediaminetetramethylene phosphonic acid or Sm 153-EDTMP. Neodymium-iron-boron magnets are stronger than this samarium-cobalt magnet, but it's still a … The metal is also used to produce flints in combination with … The oxide, samaria, is used for making special infrared adsorbing glass and cores of carbon arc-lamp electrodes and as a catalyst for the dehydration and … Samarium-153 Samarium-153 (153 Sm) has a half-life of 46.3 hours, undergoing β − decay into 153 Eu. The beta particle energy (233keV) penetrates 1.7mm in … Samarium-cobalt magnets replaced the more expensive platinum-cobalt magnets in the early 1970s. Although classified as a rare earth element, samarium … Samarium is used to dope calcium fluoride crystal for use in optical lasers or lasers. About 50% of an intravenously administered dose is retained in bone. Samarium’s main use is in samarium-cobalt alloy magnets for headphones, small motors and pickups for some electric guitars. Samarium oxide has been used in optical glass to absorb the infrared. Today, samarium is primarily obtained through an ion exchange process from monazite sand ((Ce, La, Th, Nd, Y)PO 4), a material rich in rare earth elements that can contain as much as 2.8% samarium. Several different rare earths are used, typically in combination with iron, cobalt, or boron, to make very strong magnets. Samarium is also used for therapeutic purposes. The radioactive samarium is taken up in the bone cancer area and gives off radiation that helps provide relief from pain. Samarium is one of the rare earth elements used to make carbon arc lights which are used in the motion picture industry for … Quadramet is only used … Manufacturing - In general, the elements are melted together and milled into a powder that is dry-pressed to shape in the presence of a magnetic field. Consumer information about the medication SAMARIUM SM-153/LEXIDRONAM - INJECTION (Quadramet), includes side effects, drug interactions, recommended dosages, and storage information. Samarium is primarily utilized in the production of samarium-cobalt (Sm 2 Co 17) permanent magnets.It is also used in laser applications and for its dielectric properties. magnets in the early 1970s. Nanocrystalline BaFCl:Sm 3+ is a highly sensitive x-ray storage phosphor, which may have applications in dosimetry and medical imaging. Samarium-149 has high cross-section for neutron capture and is therefore used in the control rods of nuclear reactors. a chemical element, atomic number 62, atomic weight 150.35, symbol Sm. Quadramet is used to relieve bone pain in patients with multiple painful osteoblastic skeletal metastases (when cancer has spread to the bones). 137 … Samarium has a short half-life (46 hours) with 75% of the dose absorbed within 4 days. It occurs in monazite to the extent of 2.8%. Some cancer treatments use the radioisotope samarium-153 to alleviate severe pain due to metastasis. Samarium may be used as an absorber in nuclear reactors. As a component of samarium lexidronam, it is used in palliation of bone cancer. most abundant element in the Earth crust. Samarium 153 has been used in trials studying the supportive care of Pain, Lung Cancer, Breast Cancer, Prostate Cancer, and Metastatic Cancer. One radioactive isotope of samarium, samarium-153, is used in medicine. Renal Impairment: Because approximately one third of Samarium Sm-153 EDTMP is excreted in the urine, clearance may be reduced in patients with renal impairment; it is not known if dose adjustment is needed. I would be delighted to receive corrections as well as additional referenced uses. Sm-147 has been bombarded with Ca-40 to produce the short-lived radioisotopes Pb-182. Due to excellent properties, we hardly can see any samarium cobalt magnets in daily supplies . Read more about the prescription drug SAMARIUM SM-153 Renal Impairment: Because approximately one third of Samarium Sm-153 EDTMP is excreted in the urine, clearance may be reduced in patients with renal impairment; it is not known if dose adjustment is needed. In clinical studies employing planar imaging techniques, more QUADRAMET® (samarium sm 153 lexidronam) accumulates in osteoblastic … Occurrence Samarium is as abundant as tin in the Earth crust. A wide variety of samarium used options are available to you, such as samarium. The name samarium is after the mineral samarskite from which it was isolated. Samarium Sm-153 Lexidronam Injection (Samarium-153) is used to treat bone pain that results when cancer spreads to the bone. Industrially, samarium is used as a dopant in some lasers, and it also appears as an additive in glass which is designed to absorb infrared energy. 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