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Phys Rev B
January 2018
Quantum Electromagnetics Division, National Institute of Standards and Technology, Boulder, CO 80305, U.S.A.
Understanding the evolution of spin-orbit torque (SOT) with increasing heavy-metal thickness in ferromagnet/normal metal (FM/NM) bilayers is critical for the development of magnetic memory based on SOT. However, several experiments have revealed an apparent discrepancy between damping enhancement and damping-like SOT regarding their dependence on NM thickness. Here, using linewidth and phase-resolved amplitude analysis of vector network analyzer ferromagnetic resonance (VNA-FMR) measurements, we simultaneously extract damping enhancement and both field-like and damping-like inverse SOT in NiFe/Pt bilayers as a function of Pt thickness.
View Article and Find Full Text PDFArthroplast Today
February 2025
Department of Orthopaedic Surgery, Scripps Clinic, La Jolla, CA, USA.
Background: Total hip arthroplasty (THA) is generally considered a successful operation for patients with advanced hip arthritis. Hip abductor pathology can lead to diminished outcomes. The prevalence of hip abductor pathology in patients undergoing THA is not well described.
View Article and Find Full Text PDFCureus
January 2025
Anesthesiology, Universidad Abierta Interamericana, Buenos Aires, ARG.
The differentiation between benign and malignant brain lesions remains a fundamental challenge in modern neuroimaging. This case highlights a rare presentation of ectatic Virchow-Robin spaces (VRS), which mimicked tumefactive brain lesions and required a comprehensive diagnostic evaluation to exclude neoplastic, infectious, and inflammatory processes. A 37-year-old female presented with progressive headache, cognitive impairment, and facial pain.
View Article and Find Full Text PDFJ Microsc Ultrastruct
December 2022
Department of Pathology, IMS and SUM Hospital, Bhubaneswar, Odisha, India.
Primary bone lymphomas are unusual, and accounts for 2% among all lymphomas. Primary sacral lymphomas are still rarer with only 12 cases reported till date. They predominantly affect elderly males, showing occasional spinal epidural space involvement.
View Article and Find Full Text PDFEur J Radiol Open
June 2025
Department of Radiology, The First Affiliated Hospital of Anhui Medical University, No.218 Jixi Road, Hefei, Anhui 230022, China.
Objectives: Subclinical myocardial involvement is common in systemic lupus erythematosus (SLE), but differences between new onset and longstanding SLE are not fully elucidated. This study compared myocardial involvement in new onset versus longstanding SLE using cardiovascular magnetic resonance (CMR).
Materials And Methods: We prospectively enrolled 24 drug-naïve new onset SLE patients, 27 longstanding SLE patients, and 20 healthy controls.
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