Results 11 to 20 of about 1,476,337 (273)

A generalized scattering theory in quantum mechanics

open access: yesJournal of Physics Communications, 2023
In quantum mechanics textbooks, a single-particle scattering theory is introduced. In the present work, a generalized scattering theory is presented, which can be in principle applied to the scattering problems of arbitrary number of particle.
Huai-Yu Wang
doaj   +1 more source

Computation of Characteristics of C IV Transitions

open access: yesEast European Journal of Physics, 2023
In this research, we computed transition probabilities, line strength, and oscillator strengths of more than 5000 transitions in C IV. Very few values of these spectroscopic characteristics were previously known and reported.
Muhammad Saeed   +3 more
doaj   +1 more source

Tehran Stock Exchange dynamics in a Markov regime switching EGARCH-in-mean model [PDF]

open access: yesتحقیقات مالی, 2014
This paper examines regime shifts in TEDPIX return and volatility and the effects of positive and negative crude oil shocks and gold price fluctuations on stock market shifts behavior using Markov switching EGARCH model with Student’s t-distribution.
Reza Raee   +2 more
doaj   +1 more source

THE GRADUATION OF TRANSITION INTENSITIES FROM SEMI-MARKOV PROCESSES TO PREMIUM PRICING

open access: yesBarekeng, 2023
One of the important assumptions of the premium pricing of a health insurance product is the probability for someone suffers from a certain disease. In this paper, the disability income model is applied to a company using two covariates, namely age and ...
Faihatuz Zuhairoh   +2 more
doaj   +1 more source

Sequential Movie Genre Prediction Using Average Transition Probability with Clustering

open access: yesApplied Sciences, 2021
In recent movie recommendations, one of the most important issues is to predict the user’s sequential behavior to be able to suggest the next movie to watch.
Jihyeon Kim, Jinkyung Kim, Jaeyoung Choi
doaj   +1 more source

Generalized “transition probability” [PDF]

open access: yesCommunications in Mathematical Physics, 1975
An operationally meaningful symmetric function defined on pairs of states of an arbitrary physical system is constructed and is shown to coincide with the usual “transition probability” in the special case of systems admitting a quantum-mechanical description. It can be used to define a metric in the set of physical states.
openaire   +2 more sources

Poisson spaces with a transition probability [PDF]

open access: yes, 1996
The common structure of the space of pure states $P$ of a classical or a quantum mechanical system is that of a Poisson space with a transition probability.
Landsman, N. P.
core   +6 more sources

Radiative Properties of Rb-Isoelectronic Technetium (Tc VII), Ruthenium (Ru VIII) and Rhodium (Rh IX) Ions for Astrophysical Applications

open access: yesAtoms, 2022
In this work, we present high-accuracy spectroscopic properties, such as line strengths, transition probabilities and oscillator strengths for allowed transitions among nD3/2,5/2,n′S1/2 and n′P1/2,3/2(n=4,n′=5,6) states of Rb-isoelectronic Tc (Tc VII ...
Jyoti, Mandeep Kaur, Bindiya Arora
doaj   +1 more source

Coal Seam Thickness Prediction Based on Transition Probability of Structural Elements

open access: yesApplied Sciences, 2019
Coal seam thickness prediction is crucial in coal mine design and coal mining. In order to improve the prediction accuracy, an improved Kriging interpolation method on the basis of efficient data and Radial Basis Function (RBF-Kriging) is firstly ...
Ailing Qi   +3 more
doaj   +1 more source

Validation of fluorescence transition probability calculations [PDF]

open access: yes, 2009
A systematic and quantitative validation of the K and L shell X-ray transition probability calculations according to different theoretical methods has been performed against experimental data.
Pia, M. G., Saracco, P., Sudhaka, Manju
core   +2 more sources

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