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http://dx.doi.org/10.1023/a:1022463306053 | DOI Listing |
J Comput Chem
January 2025
Department of Chemistry, 1102 Natural Sciences II, University of California Irvine, Irvine, California, USA.
The high-energy shoulder in the gas-phase fluorescence emission spectrum of pyrene is a well-known example of non-Kasha emission. We comparatively assess two approaches, vibronic perturbation theory and nonadiabatic dynamics, in their ability to predict and explain the gas-phase fluorescence spectrum of pyrene. While both methods qualitatively capture the non-Kasha emission, they differ in their computational requirements, accuracy, and physical interpretation.
View Article and Find Full Text PDFPaediatr Drugs
January 2025
Department of Dermatology, Children's Hospital of Chongqing Medical University, National Clinical Research Center for Child Health and Disorders, Ministry of Education Key Laboratory of Child Development and Disorders, Chongqing, China.
Background: The effectiveness of crisaborole for proactive treatment of atopic dermatitis (AD) is not well established.
Objectives: This study aims to investigate the efficacy and safety of a proactive treatment strategy with 2% crisaborole ointment for managing mild-to-moderate AD in children.
Patients And Methods: In this 16-week randomized-controlled trial, children aged 2-17 years with mild-to-moderate AD were enrolled.
Glob Chang Biol
January 2025
Scripps Institution of Oceanography, UC San Diego, La Jolla, California, USA.
High spatial or temporal variability in community composition makes it challenging for natural resource managers to predict ecosystem trajectories at scales relevant to management. This is commonly the case in nearshore marine environments, where the frequency and intensity of disturbance events vary at the sub-kilometer to meter scale, creating a patchwork of successional stages within a single ecosystem. The successional stage of a community impacts its stability, recovery potential, and trajectory over time in predictable ways.
View Article and Find Full Text PDFArchaeol Anthropol Sci
January 2025
Ecole Normale Supérieure de Lyon, CNRS, and Université de Lyon, Lyon, France.
Unlabelled: This study addresses longstanding questions concerning the ore sources used in the first series of coins of ancient Athens known as the (c.540-c.500 BCE) by combining comprehensive numismatic data on 22 coins (16 new and 6 legacy analyses) with lead isotope and surface elemental measurements (MC-ICP-MS and XRF).
View Article and Find Full Text PDFPeerJ
January 2025
Florida Museum of Natural History, University of Florida, Gainesville, FL, United States of America.
The mechanisms that regulate minor and trace element biomineralization in the echinoid skeleton can be primarily controlled biologically (, by the organism and its vital effects) or by extrinsic environmental factors. Assessing the relative role of those controls is essential for understanding echinoid biomineralization, taphonomy, diagenesis, and their potential as geochemical archives. In this study, we (1) contrast geochemical signatures of specimens collected across multiple taxa and environmental settings to assess the effects of environmental and physiological factors on skeletal biomineralogy; and (2) analyze the nanomechanical properties of the echinoid skeleton to assess potential linkages between magnesium/calcium (Mg/Ca) ratios and skeletal nanohardness.
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