Read first study of anthropogenic platinum group elements in roadside top-soils in athens, greece, water, air, soil pollution on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. The platinum clinical trial to assess the promus element stent system for treatment of de novo coronary artery lesions (platinum) the safety and scientific validity of this study is the responsibility of the study sponsor and investigators. A review of platinum group element (pge) geochemistry and a study of the changes of pge contents in the topsoil of berlin, germany, between 1992 and 2013. Two ultrapure platinum crystals, about 1 centimeter each together, they weigh about 1 gram photo from images-of-elementscom credit: images of platinum platinum, a highly valued and desired.
Sulphide and flotation concentrates from 33 porphyry copper deposits have been investigated for platinum-group elements (pge), au, cu and platinum-group minerals (pgm) the major sulphides in the platinum-group elements in porphyry copper deposits: a reconnaissance study | springerlink. Most of the elements on the periodic table are metals, including gold, silver, platinum, mercury, uranium, aluminum, sodium, and calcium alloys, such as brass and bronze, also are metals location of metals on the periodic table metals are located on the left side and the middle of the periodic. Platinum 2012 695 r rumpold, j antrekowitsch recycling of platinum group metals from automotive the aim of this study is to design a recycling process for spent. The platinum small vessel study is a prospective, multi-centre, single-arm, subtrial of the platinum clinical programme designed to evaluate the safety and effectiveness of the promus element stent (225 mm) for the treatment of de novo coronary lesions in patients with small vessels (greater than or equal to 225 to 250 mm reference vessel.
You might know that one's 70th wedding anniversary is referred to as their platinum anniversary, or that an album that sells a million copies goes. The platinum small vessel study previously met its primary endpoint of target lesion failure (tlf) at 12 months with a rate of 24 percent for the promus element stent compared to a pre-specified performance goal of 211 percent (p0001), based on historical outcomes for the 225 mm taxus express paclitaxel-eluting stent. A chemical speciation study method for platinum group elements in geological samples was developed, including stepwise dissolution, nickel sulphide fire assay preconcentration and inductively coupled plasma mass spectrometry (icp-ms) determination. Platinum-group element geochemistry of mantle eclogites: a reconnaissance study of xenoliths from the orapa kimberlite, botswana references citations. Learn about the periodic table of the elements, including its history, how elements are organized, and how to use the table to predict properties.
Platinum group elements (pge) are of special interest for analytical research due to their economic importance — chemical peculiarities as catalysts, medical applications as anti- cancer drugs, and possible environmental detrimental impact as exhaust from automobile. Element bingo element word search in addition to the information contained within the periodic table of elements, the following articles may be helpful if you are writing a report about an element or if you are making a model of an atom. A comparative study of five reference materials and the lombard meteorite for the determination of the platinum-group elements and gold by la-icp-ms. Journal of the chemical society, chemical communications xanes and exafs study of a platinum phthalocyanine young h chang , kyung h choi , warren t ford , sung june cho and ryong ryoo.
Indium is a chemical element with symbol in and atomic number 49 it is a post-transition metal that makes up 021 parts per million of the earth's crust very soft and malleable, indium has a melting point higher than sodium and gallium , but lower than lithium and tin. Theoretical study of the electronic spectra of square-planar platinum (ii) complexes based on the two-component relativistic time-dependent density-functional theory. Boston scientific corporation (nyse: bsx) today announced data from its platinum qca study, which is designed to evaluate the company's promus element™ everolimus-eluting platinum chromium. Platinum-group element geochemistry of mantle eclogites: a reconnaissance study of xenoliths from the orapa kimberlite, botswana i mcdonald 1 and k s viljoen 2 eclogite xenoliths recovered from kimberlites and alkali basalts are clinoproxene and garnet rich.
Facts about palladium by stephanie pappas, palladium is one of six elements in the platinum group, along with platinum, rhodium, ruthenium, osmium and iridium a study in rat hearts. Cis-dichlorodiammineplatinum(ii) is an inorganic and water-soluble platinum complex after undergoing hydrolysis, it reacts with dna to produce both intra and interstrand crosslinks these crosslinks appear to impair replication and transcription of dna. The metalorganic chemical vapor deposition technique has been successfully applied to the growth of epitaxial platinum thin films on (100) surfaces of single‐crystal potassium tantalate (ktao3) and strontium titanate (srtio3. Subscribe to our you tube channel: name: platinum symbol: pt atomic number: 78 standard atom.