Results 1 to 10 of about 281,801 (115)

Risco de insuficiência renal aguda pós-contraste em tomografia computadorizada: Estamos atentos à função renal?

open access: yesClinical and Biomedical Research, 2019
Introdução. Exames diagnósticos contrastados oferecem riscos para o desenvolvimento de Insuficiência Renal Aguda pós-contraste (IRA-PC), principalmente em pacientes com doença renal prévia.
Beatriz Cavalcanti Juchem   +4 more
doaj   +2 more sources

TC-LIF: A Two-Compartment Spiking Neuron Model for Long-term Sequential Modelling [PDF]

open access: yesAAAI Conference on Artificial Intelligence, 2023
The identification of sensory cues associated with potential opportunities and dangers is frequently complicated by unrelated events that separate useful cues by long delays.
Shimin Zhang   +5 more
semanticscholar   +1 more source

Pressure-induced monotonic enhancement of Tc to over 30 K in superconducting Pr0.82Sr0.18NiO2 thin films [PDF]

open access: yesNature Communications, 2021
The successful synthesis of superconducting infinite-layer nickelate thin films with the highest Tc ≈ 15 K has ignited great enthusiasm for this material class as potential analogs of the high-Tc cuprates.
N. N. Wang   +12 more
semanticscholar   +1 more source

Optical spectral weight, phase stiffness, and Tc bounds for trivial and topological flat band superconductors [PDF]

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2021
Significance Understanding superconductivity in flat bands is a problem of great interest in view of recent experiments in moiré materials. Electrons have no kinetic energy in flat bands, and, thus, transport of charge is entirely driven by interactions,
Nishchhal Verma   +2 more
semanticscholar   +1 more source

Prediction of high- Tc superconductivity in ternary lanthanum borohydrides [PDF]

open access: yesPhysical review B, 2021
The study of superconductivity in compressed hydrides is of great interest due to measurements of high critical temperatures (Tc) in the vicinity of room temperature, beginning with the observations of LaH10 at 170-190 GPa.
X. Liang   +10 more
semanticscholar   +1 more source

LaBH8 : Towards high- Tc low-pressure superconductivity in ternary superhydrides [PDF]

open access: yesPhysical review B, 2021
In the last five years a large number of new high-temperature superconductors have been predicted and experimentally discovered among hydrogen-rich crystals, at pressures which are way too high to meet any practical application.
Simone di Cataldo   +3 more
semanticscholar   +1 more source

COLGAJO MUSCULAR DE ESTERNOCLEIDOMASTOÍDEO PARA EL MANEJO DE PERFORACIÓN ESOFÁGICA TARDÍA.

open access: yes, 2021
Introduccion : La perforacion esofagica es una complicacion poco frecuente en la cirugia de columna cervical por via anterior, sin embargo puede tener graves consecuencias cuando hay demoras en diagnostico y tratamiento.
B ClaudioBorel   +6 more
semanticscholar   +1 more source

Underwater Object Detection Using TC-YOLO with Attention Mechanisms

open access: yesItalian National Conference on Sensors, 2023
Underwater object detection is a key technology in the development of intelligent underwater vehicles. Object detection faces unique challenges in underwater applications: blurry underwater images; small and dense targets; and limited computational ...
Kun Liu, Lei Peng, Shanran Tang
semanticscholar   +1 more source

Record high Tc element superconductivity achieved in titanium [PDF]

open access: yesNature Communications, 2021
It is challenging to search for high Tc superconductivity (SC) in transition metal elements wherein d electrons are usually not favored by conventional BCS theory. Here we report experimental discovery of surprising SC up to 310 GPa with Tc above 20 K in
Changling Zhang   +17 more
semanticscholar   +1 more source

Tc-99m labelled bone scintigraphy in suspected cardiac amyloidosis

open access: yesEuropean Heart Journal, 2023
Aims To perform evaluation of widely embraced bone scintigraphy-based non-biopsy diagnostic criteria (NBDC) for ATTR amyloid cardiomyopathy (ATTR-CM) in clinical practice, and to refine serum free light chain (sFLC) ratio cut-offs that reliably exclude ...
M. Rauf   +38 more
semanticscholar   +1 more source

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