Search Results - "Posadas, A."
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High-mobility few-layer graphene field effect transistors fabricated on epitaxial ferroelectric gate oxides
Published in Physical review letters (03-04-2009)“…The carrier mobility mu of few-layer graphene (FLG) field-effect transistors increases tenfold when the SiO2 substrate is replaced by single-crystal epitaxial…”
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Dosing Requirements of Extended-Release Tacrolimus (Astagraf XL) in African American Kidney Transplant Recipients Converted from Immediate-Release Tacrolimus (AAAKTRS)
Published in Therapeutic drug monitoring (01-06-2020)“…The formal recommendation for converting twice-daily tacrolimus immediate release (IR) to once-daily tacrolimus extended release (ER) is a 1:1 dose conversion…”
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Unusual resistance hysteresis in n-layer graphene field effect transistors fabricated on ferroelectric Pb(Zr0.2Ti0.8)O3
Published in Applied physics letters (19-07-2010)“…We have fabricated n-layer graphene field effect transistors on epitaxial ferroelectric Pb(Zr0.2Ti0.8)O3 (PZT) thin films. At low gate voltages, PZT behaves as…”
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ACEI/ARB use within one year of kidney transplant is associated with less AKI and graft loss in elderly recipients
Published in The American journal of the medical sciences (01-11-2024)“…Optimizing long-term graft survival remains a major focus in transplant. Elderly kidney transplant recipients are vulnerable to acute kidney injury (AKI) and…”
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Magnetic anisotropy modulation of magnetite in Fe3O4/BaTiO3(100) epitaxial structures
Published in Applied physics letters (12-01-2009)“…Temperature dependent magnetometry and transport measurements on epitaxial Fe3O4 films grown on BaTiO3(100) single crystals by molecular beam epitaxy show a…”
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Multifractal Downscaling of Rainfall Using Normalized Difference Vegetation Index (NDVI) in the Andes Plateau
Published in PloS one (01-01-2017)“…In this paper, a multifractal downscaling technique is applied to adequately transformed and lag corrected normalized difference vegetation index (NDVI) in…”
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Fragment-asperity interaction model for earthquakes
Published in Physical review letters (30-01-2004)“…A model for earthquake dynamics consisting of two rough profiles interacting via fragments filling the gap is introduced, the fragments being produced by the…”
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Chlorophyll concentration in leaves is an indicator of potato tuber yield in water-shortage conditions
Published in Scientia horticulturae (26-03-2014)“…Chlorophyll concentration was higher and senescence rate, lower, in treatments that experienced water scarcity (DI50 and PRD25), which denoted stay-green…”
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Examining the screening limit of field effect devices via the metal-insulator transition
Published in Applied physics letters (04-04-2005)“…The electronic screening length, the distance over which an electric field is attenuated in a material, imposes a lower physical bound on the lateral size…”
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Growth and characterization of epitaxial anatase TiO2(001) on SrTiO3-buffered Si(001) using atomic layer deposition
Published in Thin solid films (31-08-2012)“…Epitaxial anatase titanium dioxide (TiO2) films have been grown by atomic layer deposition (ALD) on Si(001) substrates using a strontium titanate (STO) buffer…”
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Shaking earth: Non-linear seismic processes and the second law of thermodynamics: A case study from Canterbury (New Zealand) earthquakes
Published in Chaos, solitons and fractals (01-10-2021)“…•We demonstrate the exportability of first principles to others scientific fields.•Metastable seismic systems reflect the Second Law of…”
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Delimitation of the upstream region of NFKBIA gene associated with HTLV-1-associated myelopathy/tropical spastic paraparesis using candidate Tag-SNPs in Peruvian HTLV-1 infected individuals
Published in Infection, genetics and evolution (01-11-2019)“…In Peru, it is estimated that about 150 000-400 000 people carry the Human T-lymphotropic virus 1 (HTLV-1). Only 10% of HTLV-1 carries develop complications…”
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Polarization switching using single-walled carbon nanotubes grown on epitaxial ferroelectric thin films
Published in Applied physics letters (29-09-2008)“…We have directly grown single-walled carbon nanotubes on epitaxial BaTiO3 thin films, fabricating prototype carbon nanotube-ferroelectric devices. We…”
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The evolution of the fAIble system to automatically compose and narrate stories for children
Published in Journal of experimental & theoretical artificial intelligence (18-05-2024)“…This article describes our long-term research into automated story generation and our resulting story generation architecture called fAIble that incorporates…”
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Relationship between Maternal and Daughters Food Patterns in Hispanic Families
Published in Journal of the Academy of Nutrition and Dietetics (01-09-2015)Get full text
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Genetic Susceptibility to Lung Cancer Based on Candidate Genes in a Sample from the Mexican Mestizo Population: A Case–Control Study
Published in Lung (01-02-2014)“…Background Lung cancer (LC) is the leading cause of mortality caused by neoplasias worldwide. Although cigarette smoking is the primary cause, not all smokers…”
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Spatial random downscaling of rainfall signals in Andean heterogeneous terrain
Published in Nonlinear processes in geophysics (01-07-2015)“…Remotely sensed data are often used as proxies for indirect precipitation measures over data-scarce and complex-terrain areas such as the Peruvian Andes…”
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Epitaxial growth of multiferroic YMnO3 on GaN
Published in Applied physics letters (24-10-2005)“…In this work, we report on the epitaxial growth of multiferroic YMnO3 on GaN. Both materials are hexagonal with a nominal lattice mismatch of 4%, yet x-ray…”
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Critical analysis of valganciclovir dosing and renal function on the development of cytomegalovirus infection in kidney transplantation
Published in Transplant infectious disease (01-12-2013)“…Background Cytomegalovirus (CMV) infection is one of the most common and important opportunistic infections following kidney transplantation. It causes…”
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