GB809644A GB36502/56A GB3650256A GB809644A GB 809644 A GB809644 A GB 809644A GB 36502/56 A GB36502/56 A GB 36502/56A GB 3650256 A GB3650256 A GB 3650256A GB 809644 A GB809644 A GB 809644A Authority GB United Kingdom Prior art keywords film water impurity heated oxide film Prior art date 1955 12 02 Legal status The legal status is an assumption and is not a legal conclusion
Get PriceHere we demonstrate that antimony Sb a pure metal is optically distinguishable between two programmable states as nanoscale thin films We show that these states corresponding to the crystalline and amorphous phases of the metal are stable at room temperature
Get PriceJournal of Plastic Film and Sheeting ISSN 8756 0879 Volume 29 Issue 2 Page Numbers 163 173 DOI Lead was found in % of the sample replicates and the average concentration was ppm Antimony was found in % of the sample replicates and concentrations were higher in rigid recycled polyethylene terephthalate containers
Get PriceThe reproducibility of the voltammetric measurements was found to be within % RSD for 12 replicate measurements of cerium III concentration of 5 µg L 1 using the same electrode surface The detection limits obtained using stripping analysis was and μg L 1 for Ce III La III and Pr III respectively
Get PriceThe antimony film microelectrode SbFME is presented for measuring trace heavy metal ions in combination with anodic stripping voltammetry The SbFME was tested in model solutions of M HCl
Get PriceA documentary collage about the British special forces operation code named Antimony in German occupied Czechoslovakia focusing on local people s involvement in the resistance during Word War II Director Vojtech Filcev Writer Vojtech Filcev Stars Daniel Bima Jiri Bima Jirí Bábek See production box office company info Add to Watchlist
Get PriceThe main goal of this work is the application of an antimony film electrode SbFE prepared for the first time in situ to determine organic compound as tetracyclines commonly used in Argentine for hive treatment The SbFE was prepared on a glassy carbon electrode GCE and square wave cathodic stripping voltammetry SWCSV technique was used
Get PriceHere we report on antimony Sb which when configured as a thin film of nanometric dimensions behaves reliably as a tunable optical material Such a functionality allows us to explore its use in a range of optical and optoelectronics applications as we demonstrate The use of optical property contrast between two phases is not un
Get PriceNew insights into the functioning electrochemical behaviour and analytical performance of in situ prepared antimony film electrodes SbFEs under square wave anodic stripping SW ASV and cyclic CV voltammetry conditions are presented by studying several key operational parameters using Pb II Cd II and Zn II as model analyte ions
Get PriceThe use of an antimony film coated on a screen printed carbon electrode ex situ SbSPCE is proposed for the determination of Pd II at ppb levels in natural samples by adsorptive stripping voltammetry using dimethylglyoxime as chelating agent Ex situ SbSPCE produces a better analytical performance …
Get PriceFigure 5 b shows the variation of the resistivity with the Ag doped concentration The variation trend can also be analyzed by the above doped mechanism 4 Conclusion In 2 S 3 thin films doped with different Ag concentrations have been synthesized by thermal evaporation deposition The optical and electrical properties of the In 2 S 3 Ag thin films were studied
Get PriceSoluble in hydrochloric acid sodium hydroxide sodium sulfide tartaric acid acetic acid concentrated sulfuric acid concentrated nitric acid insoluble in water alcohol dilute sulfuric acid Is an amphoteric oxide It is reduced to metallic antimony by solid carbon or carbon monoxide hydrogen and other gases at low temperature Use
Get PriceSelect search scope currently articles all catalog articles website more in one search catalog books media more in the Stanford Libraries collections articles journal articles other e resources
Get PriceInt J Electrochem Sci 11 2024 7507 7518 doi / International Journal of ELECTROCHEMICAL SCIENCE Ex Situ Poly 3 4 ethylenedioxythiophene sodium Dodecyl Sulfate Antimony Film Electrode for Anodic Stripping Voltammetry Determination of Lead and Cadmium
Get PriceAntimony thin films were vacuum deposited on glass substrates at room temperature X ray structural studies were performed The thickness dependence of both the de electrical resistivity and the Hall coefficient were earried out at room temperature over a thickness range from 29 nm to 216 nm The type of conduction the concentration and the mobility of charge carriers were
Get PriceAmong inorganic Earth abundant and low toxicity photovoltaic technologies Sb2Se3 has emerged as a strong material contender reaching over 10% solar cell power conversion efficiency Nevertheless the bottleneck of this technology is the high deficit of open circuit voltage VOC as seen in many other emerging chalcogenide technologies Commonly the loss of VOC is related to the
Get PriceThe antimony film microelectrode SbFME is presented for measuring trace heavy metal ions in combination with anodic stripping voltammetry The SbFME was tested in model solutions of M HCl containing Cd II and Pb II in the presence of dissolved oxygen The microsensor exhibited good linear behavior in the examined concentration range 20 μg L−1 to 100 μg L−1 and LoD of and
Get PriceFurther increasing the selenourea concentration to form Sb 2 S Se 3 48% however leads to the PCE decreasing to % most likely due to the deterioration of film morphology Fig 2g
Get PriceA hydrated potassium antimonyl tartrate called tartar emetic is currently used in medicine as an expectorant diaphoretic and emetic The maximum tolerable concentration of antimony dust in air is about the same as for arsenic milligram per cubic metre The Editors of Encyclopaedia Britannica
Get PriceUnder optimal conditions linear sweep voltammetry was used for the determination of the analyte Results The sensor showed linear dependence in the range from to 10 μmol/L the correlation coefficient was The limit of detection was μmol/L the corresponding limit of quantification was μmol/L
Get Pricepromising n type substitutional dopant is antimony III Sb3 because of the similarity of its ionic radius to Sn2 Albers et al reported the use of Sb as a dopant that lowers the hole concentration of SnS to be less than 1014 cm− Nonetheless the specific Sb concentration and detailed studies of its effect
Get PriceTo determine the mobility and concentration of charge carriers in films of bismuth and a bismuth antimony solid solution the relation between them and the transfer coefficients is usually used Thin films of these materials are most often oriented by the 111 plane parallel to the substrate [ 11 16 17 ]
Get PriceThe deposited antimony with a rhombohedral lattice [17 18] revealed good crystallinity of the film Antimony has a rhombohedral structure with ° the lattice parameters of a = b = A and c = ° A The growth of antimony film with polycrystalline texture was also confirmed by SEM and EDX investigations in the following sections
Get PriceThe composition for chemical stimulation consisted of yttrium and antimony oxides Y 2 O 3 providing accelerated film growth on the GaAs surface and targeted modification of film properties Yttrium oxide does not contribute to film growth on the surface of GaAs it is an inert component concentration of 80 ppm and in NH 3
Get PriceThe invention discloses a method for improving hole concentration of an antimony selenide film with a one dimensional chain crystal structure wherein the method comprises the following steps fully mixing a doping agent and antimony selenide in a powder form to form mixed powder wherein the doping agent comprises a simple substance of an IV main group element or selenide containing the IV
Get PriceIntroduction A screen printed electrode modified with antimony film was used for the determination of diazepam in pharmaceutical preparations deposition time and antimony concentration were examined and optimized The modified electrode showed enhanced electroactivity for diazepam reduction compared to the unmodified electrode Under
Get PriceBismuth in situ modified electrodes for the determination of lead II and cadmium II Next attention turned to the use of the green metal bismuth this has been covered in literature quite vigorously not only as a standalone film electrode but with different alloys such as bismuth tin and bismuth antimony on many electrodes such as graphite CPE BDDE GCE and SPE 7 10 68 The
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Get PriceNew insights into the functioning electrochemical behaviour and analytical performance of in situ prepared antimony film electrodes SbFEs under square wave anodic stripping SW ASV and cyclic CV voltammetry conditions are presented by studying several key operational parameters using Pb II Cd II and Zn II as model analyte ions
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