We present quantum Monte Carlo calculations of magnetic form factors in A=6-10 nuclei, based on Norfolk two- and three-nucleon interactions, and associated one- and two-body electromagnetic currents. Agreement with the available experimental data for ^{6}Li, ^{7}Li, ^{9}Be, and ^{10}B up to values of momentum transfer q∼3 fm^{-1} is achieved when two-nucleon currents are accounted for. We present a set of predictions for the magnetic form factors of ^{7}Be, ^{8}Li, ^{9}Li, and ^{9}C. In these systems, two-body currents account for ∼40%-60% of the total magnetic strength. Measurements in any of these radioactive systems would provide valuable insights on the nuclear magnetic structure emerging from the underlying many-nucleon dynamics. A particularly interesting case is that of ^{7}Be, as it would enable investigations of the magnetic structure of mirror nuclei.
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http://dx.doi.org/10.1103/PhysRevLett.133.212501 | DOI Listing |
Int J Biol Macromol
December 2024
School of Environmental and Chemical Engineering, Xi'an Key Laboratory of Textile Chemical Engineering Auxiliaries, Engineering Research Center of Biological Resources Development and Pollution Control Universities of Shaanxi Province, Key Laboratory of Textile Dyeing Wastewater Treatment Universities of Shaanxi Province, Xi'an Polytechnic University, Xi'an 710048, PR China. Electronic address:
Improving the catalytic efficiency and recyclability of immobilized enzyme remained a serious challenge in industrial applications. Enzyme immobilization in the amorphous zeolite imidazolate framework (aZIF) preserved high enzyme activity, but still faced separation difficulties and a low catalytic efficiency in practice. In this study, a one-pot co-precipitation method was used to form the enzyme-aZIF/magnetic nanoparticle (MNP) biocomposite by rapidly precipitating snailase (Sna) and β-glucosidase (β-G) with metal/ligand on MNP and modifying with L-aspartic acid (Asp).
View Article and Find Full Text PDFBMC Psychiatry
December 2024
Department of Psychiatry, First Affiliated Hospital, Jinan University, Guangzhou, 510630, China.
Background: The clinical characteristics of major depressive disorder (MDD) in adolescents show notable gender-related differences, but the cause of these differences is still not understood. The current research concentrates on the changes in neurometabolism and neuroendocrine function, aiming to identify differences in endocrine function and brain metabolism between male and female adolescents with MDD.
Methods: A total of 121 teenagers diagnosed with MDD (43 males and 78 females) were enlisted as participants.
Clin Genitourin Cancer
November 2024
Department of Urology, Wagga Wagga Base Hospital, Wagga Wagga, New South Wales, Australia; Medicine and Health, University of New South Wales, Sydney, New South Wales, Australia.
Signet ring cell adenocarcinoma is a rare subtype of mucinous adenocarcinoma that affects the gastrointestinal tract and the prostate. Prostatic signet ring cell carcinoma comprises 0.02% of all cases of prostate cancer and 0.
View Article and Find Full Text PDFGels
December 2024
Research Institute of Smart Medicine and Biological Engineering, Health Science Center, Ningbo University, Ningbo 315211, China.
Many tissues exhibit structural anisotropy, which imparts orientation-specific properties and functions. However, recapitulating the cellular patterns found in anisotropic tissues presents a remarkable challenge, particularly when using soft and wet hydrogels. Herein, we develop self-assembled anisotropic magnetic FeO micropatterns on polyethylene glycol hydrogels utilizing dipole-dipole interactions.
View Article and Find Full Text PDFNeuroendocrine tumors (NETs) of the biliary tract are extremely rare due to a paucity of Kulchitsky cells. While their preoperative diagnosis remains challenging due to the lack of specific diagnostic markers and imaging findings, there have been no detailed reports describing the diagnostic utility of various imaging modalities for bile duct NETs at the junction of the cystic and common hepatic ducts. We report a case of a woman in her 40s who presented with jaundice and elevated hepatobiliary enzymes.
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