Results 231 to 240 of about 1,069,547 (329)

MR-based attenuation correction in brain PET based on UTE sequences [PDF]

open access: gold, 2014
Jorge Cabello   +2 more
openalex   +1 more source

Ni Single Atoms in Zeolite Beta for Selective Alkyne Hydrogenation

open access: yesAdvanced Sustainable Systems, EarlyView.
Single‐atom Ni in zeolite Beta (Ni1/BEA) selectively remove trace acetylene from ethylene. Ni1/BEA achieve full conversion with ≈89% ethylene selectivity, stable for 24 h without coking, and 12 times higher TOF than prior zeolite‐supported single‐atom Ni catalysts. Na+ exchange suppress Brønsted acid‐catalyzed oligomerization. Under ethylene‐rich feeds,
Essa Alhashmi   +2 more
wiley   +1 more source

What is the diagnostic performance of 18-FDG-PET/MR compared to PET/CT for the N- and M- staging of breast cancer?

open access: yesEuropean Radiology, 2018
Diomidis Botsikas   +9 more
semanticscholar   +1 more source

Solar‐Responsive Zr‐MOF/Ag4P2O7 Heterostructures for Sustainable Photocatalytic Degradation of Emerging Water Contaminants

open access: yesAdvanced Sustainable Systems, EarlyView.
A microwave‐assisted approach yields Zr‐MOF/Ag4P2O7 heterostructures with superior solar responsiveness and efficient charge‐carrier separation. The hybrid photocatalyst rapidly degrades dyes and fluoroquinolone antibiotics into less toxic species under visible‐light. Comprehensive optical, mechanistic, and phytotoxicity analyses reveal its robustness,
Letícia G. da Trindade   +15 more
wiley   +1 more source

Pelvic PET/MR attenuation correction in the image space using deep learning. [PDF]

open access: yesFront Oncol, 2023
Abrahamsen BS   +4 more
europepmc   +1 more source

Deep Learning MR Imaging-based Attenuation Correction for PET/MR Imaging.

open access: yesRadiology, 2017
Fang Liu   +4 more
semanticscholar   +1 more source

Data‐Driven Multi‐Objective Optimization of Large‐Diameter Si Floating‐Zone Crystal Growth

open access: yesAdvanced Theory and Simulations, EarlyView.
This study presents a surrogate‐based Multi‐Objective Optimization framework for Floating Zone silicon crystal growth. An ensemble of Neural Networks is trained on simulation data and combined with Genetic Algorithms to explore trade‐offs in process parameters.
Lucas Vieira   +3 more
wiley   +1 more source

[18F]‐Sodium Fluoride PET/MR Imaging for Bone–Cartilage Interactions in Hip Osteoarthritis: A Feasibility Study [PDF]

open access: hybrid, 2019
Radhika Tibrewala   +6 more
openalex   +1 more source

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