Results 51 to 60 of about 97,570 (306)

Cardiac Magnetic Resonance-Guided Robotic Ablation of Atrial Fibrillation

open access: yesThe Heart Surgery Forum
Background: Robotic-assisted ablation of atrial fibrillation (RA-AF) is a minimally invasive procedure that requires accurate planning and anatomical assessment to reduce the risk of complications: Cardiac Magnetic Resonance (CMR) can ...
Alfonso Agnino   +8 more
doaj   +1 more source

CMR-based model construction process and zero-load diastole and systole geometries.

open access: yes, 2016
(a) Selected CMR slices from a patient, end of systole; (b) segmented contours; (c) zero-load diastole geometry; (d) zero-load systole geometry; (e) fiber orientation from a human heart; (f) model with marked fiber orientations; (g) model with patch and ...
Heng Zuo (3120009)   +10 more
core   +1 more source

NeuroSuite for Long‐Term Functional and Structural Studies of Air‐Liquid Interface Cerebral Organoids

open access: yesAdvanced Science, EarlyView.
NeuroSuite provides a modular hardware‐software platform integrating Neuroweb and NeuroMaps to enable long‐term, in situ electrophysiological interrogation of air–liquid interface organoid slices while preserving tissue architecture. Its components can be used together or independently to capture real‐time activity, spatial network dynamics, and ...
Belquis Haider   +14 more
wiley   +1 more source

Parallel SVM model for forest fire prediction

open access: yesSoft Computing Letters, 2021
Forest fire is considered as one of the main cause of the environmental hazard that provides many negative effects. Effective Forest Fire prediction models help to take the necessary steps to prevent forest fire and its negative effects. Existing methods
Kajol R Singh   +4 more
doaj   +1 more source

Eco‐Friendly Solvent System for Inkjet Deposition of Wide Bandgap Perovskite Solar Cells Enabling Tandem Integration

open access: yesAdvanced Science, EarlyView.
The fabrication of wide‐bandgap perovskite thin films via green solvents integrated with inkjet printing is developed. Controlled crystallization of the perovskite layer is achieved by optimizing ink formulation and additive engineering, enabling power conversion efficiencies above 17% for single junctions and 28% for perovskite/silicon tandem solar ...
Uma Kousalya Dangudubiyyam   +12 more
wiley   +1 more source

Terahertz‐Nanoscale Visualization of the Microscopic Spin‐Charge Architecture of Colossal Magnetoresistive Switching

open access: yesAdvanced Science, EarlyView.
This study employs cryogenic magneto‐terahertz nanoscopy to reveal the real‐space electrodynamics of the colossal magnetoresistance transition. By capturing the terahertz electrodynamic evolution of field‐driven spin switching, the work unveils the dissipative dynamics of emergent metallic states, providing a high‐frequency view of coupled spin‐charge ...
Samuel Haeuser   +6 more
wiley   +1 more source

Electrochemically Driven Regioselective Radical Functionalization of Allenes: Scope and Mechanistic Insights

open access: yesAdvanced Science, EarlyView.
Allenes emerge as powerful platforms for electrochemical functionalization through radical pathways. Selective radical addition at the central carbon triggers anodic oxidation and intramolecular cyclization, enabling efficient synthesis of oxazolines and oxazolidine‐2‐imines without external oxidants.
Pranjal Pyne   +5 more
wiley   +1 more source

Cardiovascular MRI and CT in congenital heart disease

open access: yesEcho Research and Practice, 2019
Cardiac MRI and CT are increasingly used in the diagnosis and management of patients with congenital heart disease as an imaging adjunct to echocardiography. The benefits and limitations of both modalities are highlighted, with a focus on the anatomical,
Kuberan Pushparajah   +3 more
doaj   +1 more source

Tau Aggregate Imaging and Transcriptomics of Alzheimer's Disease Brain at Different Stages of Disease

open access: yesAdvanced Science, EarlyView.
The protein aggregates and gene expression in the middle temporal gyrus (MTG) and somatosensory cortex (SOM) of the postmortem brains of 13 Alzheimer's disease patients were studied in detail, revealing that small hyperphosphorylated tau aggregates increase with Braak stage driven by microglial inflammation.
Elizabeth A. English   +9 more
wiley   +1 more source

Contrast-enhanced CMR in patients after percutaneous closure of the left atrial appendage: A pilot study [PDF]

open access: yes, 2011
Background To evaluate the feasibility and value of first-pass contrast-enhanced dynamic and post-contrast 3D CMR in patients after transcatheter occlusion of left atrial appendage (LAA) to identify incorrect placement and persistent leaks.
Steffen E Petersen   +14 more
core   +1 more source

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