Results 1 to 10 of about 1,191,748 (291)

The Parametric Generalized Fractional Nikiforov-Uvarov Method and Its Applications

open access: yesEast European Journal of Physics, 2023
By using generalized fractional derivative, the parametric generalized fractional Nikiforov-Uvarov (NU) method is introduced. The second-order parametric generalized differential equation is exactly solved in the fractional form. The obtained results are
M. Abu-Shady, H.M. Fath-Allah
doaj   +1 more source

Supramolecular Aggregates: Hardness Plus Softness

open access: yesMolecules, 2021
The properties of supramolecular aggregates cross several disciplines, embracing the sciences of nature and joining theory, experiment, and application.
Lia Queiroz do Amaral
doaj   +1 more source

Case report: Applicability of breastfeeding the child of a patient with kidney failure with replacement therapy

open access: yesFrontiers in Medicine, 2023
This case report highlights the benefit or harm of breastfeeding in a patient with Kidney Failure with Replacement Therapy (KFRT) undergoing program hemodialysis. This is a unique clinical case, as pregnancy and successful delivery are rare in this group
Elena V. Kondakova   +7 more
doaj   +1 more source

Strong enhancement of double Auger decay following plasmon excitation in C60 / Усиление двойного Оже-распада, сопровождающего возбуждение плазмонов в С60 / Jako pojačanje dvostrukog ožeovog raspada koji prati plazmonsku ekscitaciju u C60 [PDF]

open access: yesVojnotehnički Glasnik, 2018
One of the important characteristics of the C60 molecule is the collective response of its valence electron cloud to the electromagnetic radiation. This collective behavior gives rise to the occurrence of the giant dipole resonance (so called surface ...
Sanja Lj. Korica   +2 more
doaj   +1 more source

Numerical Simulation of The Spectroscopic Properties of The Laser Dye for Low Concentrations

open access: yesAl-Mustansiriyah Journal of Science, 2022
In the current study, a mathematical model using the MATLAB program was studied depending on the logistic power peak function to simulate the change in the absorbance with the different values of the concentrations of Rhodamine B.
Hala Fakher Dagher
doaj   +1 more source

Coincidence study of double electron emission associated with K-shell photoionization of C60 / Исследование двойной электронной эмиссии, связанной с Фотоионизацией к-оболочки С60 / Koincidentna studija dvostruke elektronske emisije povezane sa fotojonizacijom K-ljuske C60 [PDF]

open access: yesVojnotehnički Glasnik, 2018
The (multiple) photoionization and subsequent fragmentation of the C60 molecule was studied with the synchrotron radiation after removing electrons from the inner K-shell.
Sanja Lj. Korica   +2 more
doaj   +1 more source

Strong-field physics in the molecular frame [PDF]

open access: yesEPJ Web of Conferences, 2019
Laser-aligned carbonyl-sulfide molecules were strong-field ionized using mid-infrared light. Investigating the strong-field effects in the molecular frame allowed to add novel facets to the understanding of the intrinsic nature of strong-field physics.
Trabattoni Andrea   +10 more
doaj   +1 more source

Basic Stellar Physics [PDF]

open access: yesEPJ Web of Conferences, 2023
Polytropes, Virial theorem, evolutionary time scales, degrees of freedom, radiative transport, molecular weight, degeneracy, Jeans mass, and Eddington luminosity are basic ingredients to describe the physics of stars.
Palmerini S.
doaj   +1 more source

Gas-phase Ortho-to-para Ratio of Formaldehyde Formed at Low Temperatures in Laboratory Ices

open access: yesThe Astrophysical Journal Letters, 2023
The ortho-to-para ratio (OPR) of formaldehyde (H _2 CO) has been used as a probe to estimate the formation temperature of molecules in interstellar, circumstellar, and cometary environments, relying on the assumption that nuclear spin conversion is ...
K. M. Yocum   +4 more
doaj   +1 more source

COMP Report: CPQR technical quality control guidelines for use of positron emission tomography/computed tomography in radiation treatment planning

open access: yesJournal of Applied Clinical Medical Physics, Volume 23, Issue 12, December 2022., 2022
Abstract Positron emission tomography with x‐ray computed tomography (PET/CT) is increasingly being utilized for radiation treatment planning (RTP). Accurate delivery of RT therefore depends on quality PET/CT data. This study covers quality control (QC) procedures required for PET/CT for diagnostic imaging and incremental QC required for RTP.
Ran Klein   +7 more
wiley   +1 more source

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