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Herein, we demonstrate a simple approach to generate atomically dispersed platinum via a thermal emitting method using bulk Pt metal as a precursor, significantly simplifying synthesis routes and minimizing synthesis costs.
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Pt Metal sentence examples within pt metal particle
Despite similar Pt metal particle size, the AT catalyst is significantly more active, with onset of CO oxidation near room temperature.
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Under the photodeposition conditions, Pt metal particles are facilely photodeposited on TiO2 support; on Cu2O-TiO2 composite supports, the Cu2O surface is positively charged and enriched with photo-excited holes while the TiO2 surface is negatively charged and enriched with photo-excited electrons.
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Pt Metal sentence examples within pt metal electrode
The structures have 2 μm patterned PZT (deposited by sol-gel technique) and Pt metal electrodes for d31 mode harvesting.
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The mechanical stability of wearable IGZO-TFTs fabricated by an all-solution-process except metal electrodes, against cyclic bending tests with diverse radius of curvatures in real-time was investigated.
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The structures have 2 μm patterned PZT (deposited by sol-gel technique) and Pt metal electrodes for d31 mode harvesting.
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The intrinsic heterogeneous rate constant of the electrocatalyst varies by different types of materials, which can be roughly divided into five groups: non-Pt metals, carbons, conducting polymers, transition metal compounds, and their composites.
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Ideality factor and barrier height for Pt metal on the boron-doped diamond are evaluated to be 1.
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One dimer has a typical Pt⋯Pt metallophilic interaction ranging from 3.
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We have carried out a detailed study on the liquid-liquid phase transition in dense hydrogen by uisng ab initio molecular dynamics simulations and found new evidence for the abrupt metallization between weakly dissociated and strongly dissociated fluid phases at temperatures as high as 3000 and 4000 K.
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Pt-doped semiconducting metal oxides and Pt metal clusters embedded in an oxide matrix are of interest for applications such as catalysis and gas sensing, energy storage, and memory devices.
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Near-perfect orthogonality of the two heterocyclic rings can be attained for such excited and redox models of Pt(κ1-imine)2(dithiolate), whereas this distortion is hindered in Pt(κ2-diimine)(dithiolate) models due to the steric constraint in their CCNNPt metallacycle.
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Herein, bovine serum albumin (BSA) was used to stabilize different platinum nanoparticles (Ptn@BSA NPs, n = 10, 15, and 20), where the Pt metal precursor (K2PtCl4) was incubated with BSA solution, followed by the addition of excess NaBH4 as a reducing agent.
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The latter was generated using two different approaches including the direct electrochemical deposition of Pd or Pt metal and the indirect approach through the anion exchange reaction followed by the electrochemical deposition under self-electrolytic conditions.
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In this paper, we present a novel Pt/CuO/Pt metal-oxide-metal (MOM) glucose sensor.
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50 eV, which exactly matches the cohesive energy of bulk Pt metal.
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The variation of Pt metal loading on the mesoporous titania was studied.
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Different fungal genera have been revealed as useful for synthesis of metal nanoparticles, among them Aspergillus and Fusarium were especially useful for the synthesis of Au, Ag, Ti, Zn, Ce, Fe, Mg, P, and Pt metal and their metal oxide nanoparticles.
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The recombination performance correlated well with the surface Pt metallic state.
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In addition, the particles deposited by the sputtering method were electron-deficient Pt metals that can enhance the water splitting reaction, whereas those by the photodeposition method were electron-rich Pt metals that reduce the effectiveness of the photocatalytic reaction.
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Pt metals between before and after adsorption were determined by inductively coupled plasma spectroscopy (ICP) in order to consider Pt percent weight.
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The activated carbon supported nanoparticles of Ru, Rh, Pd, Ag, Ir and Pt metals with loading up to 5 wt.
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Hydroisomerization of n-dodecane (n-C 12 ) was used to evaluate the catalytic performances of bi-porous Pt-loaded composite catalysts with similar metal-acid balances but different average zeolite crystal particle sizes, which leaded to the distinction of alkene intermediates’ journey distances inside the acid-rich micropores between two accessible Pt metal sites on three catalysts.
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The transformation to Pt nanoclusters is captured in real time, showing a three-stage reaction including the breaking of the ionic bond, formation of PtCl2, and the reduction of the dual-valent Pt to Pt metal.
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33 V for Fe-TCNQ yielding a higher expected activity than that of Pt metal (0.
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The room-temperature noise of these Cu and Ru resistors is surprisingly similar to that of Cu and Pt metal lines and wires fabricated using late-1970s nanofabrication techniques; however, measurements of the temperature dependence of the noise show that the defect kinetics are quite different among the various materials.
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The LCA results shows that bicycle sharing is currently an environmentally friendly practice, as it brings environmental savings in all the indicators except metal consumption.
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torulosa with the highest total phenolic contents showed the highest antioxidant activity in all assays except metal chelating assay.
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Electrical resistivity of lamellar cast iron is increased during solidification since lamellas interrupt metal matrix severely There is no significant difference in resistivity of vermicular cast iron from nodular cast iron.
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The experiments consisted in recording the Pt L3-edge X-ray absorption near edge structure/extended X-ray absorption fine structure (XANES/EXAFS) spectra of Pt-bearing fluids obtained by dissolution of Pt metal in KCl/HCl and CsCl/HCl fluids in the temperature range from 450 to 575 °C at pressures from 0.
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We report unipolar resistive switching in polycrystalline, hexagonal yttrium manganite thin films grown on unpatterned Pt metal coated SiO2/Si substrates with circular Al top electrodes.
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The study focuses on an improvement of the catalytic activity via CO oxidation for Pt/g-Al 2 O 3 catalyst by addition of La onto the support prior to impregnation with Pt metals.
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Therefore, the present study confirmed that alloying Pt with Cu enhances the catalytic activity of Pt metal along with the help of beneficial features of rGO-VC hybrid support material.
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Pure Ni and Pt metals, and Ni/Pt/Pt and Pt/Ni/Pt bimetallic systems were also studied for comparison purposes.
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To confirm the role of the catalyst, the Pt metal was replaced by Au, and the observed drastic difference in the removal rate was attributed to the degree of stabilization of the metastable state.
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6H2O) acts as a Pt metal catalyst precursor.
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Vanadium dioxide (VO2) shows promise as a building block of switching and sensing devices because it undergoes an abrupt metal-insulator transition (MIT) near room temperature, where the electrical resistivity changes by orders of magnitude.
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For the Ru-Pt bimetallic catalysts, activity passed through a maximum at approximately 50% (calculated) monodisperse Ru surface coverage for all of the Pt metal loadings.
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Also, the three new MS functionals describe the Cu, Ag, Au, and Pt metals more accurately than the all-purpose Perdew–Burke–Ernzerhof (PBE) functional.
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Different from the prevailing carbon materials, its nonuniform distribution in the electronic structure and wide tunability in bandgap show many possibilities and special inspirations to construct new-concept metal-free catalysts, and provide many opportunities for achieving a catalytic activity comparable with that of noble-metal catalysts.
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Herein, we demonstrate a simple approach to generate atomically dispersed platinum via a thermal emitting method using bulk Pt metal as a precursor, significantly simplifying synthesis routes and minimizing synthesis costs.
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The Pt metal was supported on the skeleton of magnetic organosilica hybrid nanoparticles by adsorbing platinum salt (Na2PtCl4) (replaced by ion exchange method).
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As an alternative route, the authors demonstrate the growth of highly uniform III-Nitride nanowires on bulk metallic glass (amorphous metal) and nanocrystalline Pt metal films using molecular beam epitaxy.
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ConclusionsIn spiral humeral shaft fractures, LPP group showed better fracture reduction on X-ray and shorter operation time except metal failure owing to weak fixation.
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The significantly improved electrochemical properties of the as-prepared catalyst are resulted from the nitrogen-doped carbon-encapsulated Pt nanocrystal structure, which is benefited to adsorption and activation of oxygen due to the presence of nitrogen-doped carbon as the important active site for ORR besides Pt metal.
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Despite similar Pt metal particle size, the AT catalyst is significantly more active, with onset of CO oxidation near room temperature.
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Pertamina Lubricants Production Unit Gresik that there is a potential fire hazard group A (solid materials, except metal), group B (material flammable liquid or gas) and group C (voltage electrical installations).
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Electrical properties of all samples based on Pt/GAO/Si/Pt metal-oxide-semiconductor (MOS) capacitors have been investigated and they have been characterized by capacitance-voltage (C-V) and leakage current density-voltage (I-V) curves.
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In this study, it was observed that most of the physico-chemical parameters except metals were higher in Ureje dam than Egbe dam and Ero dam.
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First principle calculations showed that Fermi level of the whole system is lined up via the mediation of Pt metal, which fosters the combination of holes in Cu2S and electrons in WO3, and keeps electrons in Cu2S and holes in WO3 well separated.
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The presented results suggest that, to design new ESIPT metal complexes, one possible approach is to combine a metal atom showing ligand centered emission and a ligand that has separate ESIPT and coordination sites.
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Our comprehensive results revealed that the high-potential cycling induces unique Ag outward diffusion to form an enriched PdPt metallic surface atomically coupled with amorphous Ag2O, which provides more opportunities to expose abundant active sites and induce robust electronic structure modulation.
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The Pt XPS spectra at low Pt loading amount exhibited higher binding energy than that of pristine Pt metal.
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The presence of a gallium oxide dielectric layer between the Pt metal and the GaN surface can increase the adsorption sites for dissociated hydrogen species, thereby improving the related sensing ability towards hydrogen gas.
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1% is comparable to that of expensive catalysts and even that of the Pt metal in PtRuIr/C in the crystalline form or amorphous form with δ = 0.
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Under the photodeposition conditions, Pt metal particles are facilely photodeposited on TiO2 support; on Cu2O-TiO2 composite supports, the Cu2O surface is positively charged and enriched with photo-excited holes while the TiO2 surface is negatively charged and enriched with photo-excited electrons.
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A novel method for sintering the Pt metal particles by nitriles reduction was used, and a controlled migration of the metal particles to the surface layers was observed.
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Moreover, age-related glial dystrophy/senescence appears to disrupt metal homeostasis, likely due to induced oxidative stress, and hence increase the risk of neurodegenerative diseases.
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Mutations at the metal-binding sites may functionally disrupt metalloproteins, initiating severe diseases; however, there seemed to be no effective approach to predict such mutations until now.
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The SMSI effect can be further optimized either by depositing an extra thin ZnO overlayer or by alloying Pd with additional Pt metal to form bimetallic structures that can significantly reduce the activation energy and ultimately improve the catalytic performance.
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We report a series of Pd K-edge and Pt L3-edge X-ray absorption spectra (XAS) collected in situ during thermal treatment of functionalized UiO-67-Pd and UiO-67-Pt metal-organic frameworks in inert and reducing atmospheres.
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Herein, we report the synthesis of ultrafine PtRu dilute alloy nanodendrites (PtRu NDs, mole ratio Ru:Pt is 1/199) by the reduction of Ru(III) ions induced by Pt metal.
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Cr would be preferably incorporated into ZnO·Cr2O3 and CaO·Cr2O3 rather than CuO·Cr2O3 except metal oxide; Zn would be preferably incorporated into ZnO·Cr2O3 and ZnO·Fe2O3 rather than 2ZuO·SiO2 and ZnO·Al2O3; Cu would be preferably incorporated into CuO·Al2O3 and CuO·Fe2O3 rather than CuO·Cr2O3.
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The diluent characteristics and the wide electrochemical window of the ionic liquid (IL), triethyl-n-hexyl phosphonium bis(trifluoromethyl-sulfonyl)amide; [P2225][NTf2], has been exploited for the extraction of Pt(IV) using tri-n-octylamine (TOA, R3N, R = (CH2)7CH3) hydrochloride, followed by direct electrodeposition as Pt metal from organic phase.
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Herein, we adopt metal-organic frameworks (MOFs) to assist the preparation of Co single-atom catalysts with four-coordinated N and four-coordinated N/C on N-doped porous carbon.
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They can stabilize Pt metal at higher temperature, but are degraded at the temperature lower than 700 °C.
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The results suggest that the Pt metal particles on the catalyst prepared by (IM) method can be located near the micropore mouth of SAPO-11 support, while the Pt sites on the catalyst prepared by EG method mainly located on the external surface.
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65 mg/g extract), and showed higher antioxidant activity in almost all test systems, except metal chelating assay.
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