5 research outputs found

    Left ventricular remodeling in the acute (A, C, E) and chronic group (B, D, F)

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    A and B. There is significant reduction in fractional shortening following ischemia-reperfusion and persists up to 6 weeks. C and D. There is a trend towards increased end systolic dimension 60 minutes following ischemia. There is progressive dilation of the left ventricle from 1–6 weeks. E and F. The estimated left ventricular mass increased at 3 weeks and progressed at 6 weeks. (LVIDd-left ventricular internal diameter in diastole, LVIDs-left ventricular internal diameter in systole).<p><b>Copyright information:</b></p><p>Taken from "Myocardial dysfunction in the periinfarct and remote regions following anterior infarction in rats quantified by 2D radial strain echocardiography: An observational cohort study"</p><p>http://www.cardiovascularultrasound.com/content/6/1/17</p><p>Cardiovascular Ultrasound 2008;6():17-17.</p><p>Published online 29 Apr 2008</p><p>PMCID:PMC2397379.</p><p></p

    Correlation between infarct region and periinfarct region radial strain (A) and remote region (B) in the chronic group

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    There is significant correlation between radial strain in the infarct region and those in the periinfarct and remote regions.<p><b>Copyright information:</b></p><p>Taken from "Myocardial dysfunction in the periinfarct and remote regions following anterior infarction in rats quantified by 2D radial strain echocardiography: An observational cohort study"</p><p>http://www.cardiovascularultrasound.com/content/6/1/17</p><p>Cardiovascular Ultrasound 2008;6():17-17.</p><p>Published online 29 Apr 2008</p><p>PMCID:PMC2397379.</p><p></p

    Control of Nanomorphology in All-Polymer Solar Cells via Assembling Nanoaggregation in a Mixed Solution

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    The formation of interconnected phase-separated domains on sub-20 nm length scale is a key requirement for all-polymer solar cells (all-PSCs) with high efficiency. Herein, we report the application of crystalline poly­(3-hexylthiophene) (P3HT) nanowires via an <i>O</i>-dichlorobenzene/hexane mixed solution blended with poly­{(9,9-dioctylfluorenyl-2,7-diyl)-<i>alt</i>-[4,7-bis­(3-hexylthiophen-5-yl)-2,1,3-benzothiadiazole]-2′,2″-diyl} (F8TBT) for the first time. The nanomorphology of P3HT:F8TBT all-PSCs can be controlled by P3HT nanowires. The improved film morphology leads to enhanced light absorption, exciton dissociation, and charge transport in all-PSCs, as confirmed by ultraviolet–visible absorption spectra, X-ray diffraction, transmission electron microscopy, atomic force microscopy, and time-resolved photoluminescence spectra. The P3HT nanowire:F8TBT all-PSCs could achieve a power conversion efficiency of 1.87% and a <i>V</i><sub>oc</sub> of 1.35 V, both of which are the highest values for P3HT:F8TBT all-PSCs. This work demonstrates that the semiconductor nanowires fabricated by the mixed solvents method is an efficient solution process approach to controlling the nanomorphology of all-PSCs

    Origin of the Anomalous Electrical Transports in Quasi-One-Dimensional Ta<sub>2</sub>NiSe<sub>7</sub>

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    Exploration of exotic transport behavior is of great interest and importance for revealing the properties of the CDW phase of quasi-one-dimensional Ta2NiSe7. We report the anisotropic electrical transport properties of Ta2NiSe7 single crystals in the CDW phase. The anisotropic constant (γ = ρb/ρc) increased rapidly at TCDW = 60 K upon cooling. The results of the Hall resistivity show that both the concentrations and mobilities of carriers change abruptly at TCDW. The out-of-plane AMR exhibits C2 and C4 symmetry components while the in-plane AMR exhibits C2, C4, and C6 at the CDW state. The planar Hall effect is observed in Ta2NiSe7 at low temperature, which is suggested to originate from the anisotropic orbital magnetoresistance. The calculated results show that the Fermi surface of Ta2NiSe7 was slightly reconstructed due to the CDW transition. This work highlights the enhancement of Fermi surface anisotropy during CDW formation and provides a novel approach to study the CDW materials

    Origin of the Anomalous Electrical Transports in Quasi-One-Dimensional Ta<sub>2</sub>NiSe<sub>7</sub>

    No full text
    Exploration of exotic transport behavior is of great interest and importance for revealing the properties of the CDW phase of quasi-one-dimensional Ta2NiSe7. We report the anisotropic electrical transport properties of Ta2NiSe7 single crystals in the CDW phase. The anisotropic constant (γ = ρb/ρc) increased rapidly at TCDW = 60 K upon cooling. The results of the Hall resistivity show that both the concentrations and mobilities of carriers change abruptly at TCDW. The out-of-plane AMR exhibits C2 and C4 symmetry components while the in-plane AMR exhibits C2, C4, and C6 at the CDW state. The planar Hall effect is observed in Ta2NiSe7 at low temperature, which is suggested to originate from the anisotropic orbital magnetoresistance. The calculated results show that the Fermi surface of Ta2NiSe7 was slightly reconstructed due to the CDW transition. This work highlights the enhancement of Fermi surface anisotropy during CDW formation and provides a novel approach to study the CDW materials
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