Results 41 to 50 of about 14,609 (193)

The Role of Osteocytes in Targeted Bone Remodeling: A Mathematical Model [PDF]

open access: yes, 2013
Until recently many studies of bone remodeling at the cellular level have focused on the behavior of mature osteoblasts and osteoclasts, and their respective precursor cells, with the role of osteocytes and bone lining cells left largely unexplored. This
Ayati, Bruce P.   +3 more
core   +3 more sources

How Google Trends can improve market predictions— the case of the Warsaw Stock Exchange

open access: yesEconomics and Business Review, 2022
The aim of this paper is to investigate interdependencies between the WIG20 index and economic policy uncertainty (EPU) related keywords quantified by a Google Trends search index.
Kropiński Paweł, Anholcer Marcin
doaj   +1 more source

Unification with Vector-like fermions and signals at LHC

open access: yes, 2018
We look for minimal extensions of Standard Model with vector like fermions leading to precision unification of gauge couplings. Constraints from proton decay, Higgs stability and perturbativity are considered.
Bhattacherjee, Biplob   +3 more
core   +1 more source

Dividend Aristocrats – A Comparative Analysis of Polish and American Dividend Companies During the Period of 2009–2017

open access: yesFolia Oeconomica Stetinensia, 2020
Research background: This article describes the issue of dividend companies that are components of the WIG index and S&P 500 during the period 2009–2017.
Jabłoński Bartłomiej
doaj   +1 more source

Group velocity control in the ultraviolet domain via interacting dark-state resonances

open access: yes, 2007
The propagation of a weak probe field in a laser-driven four-level atomic system is investigated. We choose mercury as our model system, where the probe transition is in the ultraviolet region. A high-resolution peak appears in the optical spectra due to
Bolda E L   +14 more
core   +1 more source

Herding Behavior: Intensification and Flow in the Indonesian Stock Market

open access: yesStudia Ekonomiczne i Regionalne, 2022
Subject and purpose of work: This paper explores whether herding behavior is formed according to the type of investor, how long the transmission of herding behavior occurs, and identifies how big the reaction of herding behavior is and how the flow of ...
Hidayati Lina Nur   +2 more
doaj   +1 more source

Two-loop Renormalization Group Equations in the Standard Model [PDF]

open access: yes, 2002
Two-loop renormalization group equations in the standard model are re-calculated. A new coefficient is found in the beta-function of the quartic coupling and a class of gauge invariants are found to be absent in the beta-functions of hadronic Yukawa ...
C. Ford   +8 more
core   +2 more sources

Two-Loop Renormalization Group Equations for Soft Supersymmetry-Breaking Couplings

open access: yes, 2008
We compute the two-loop renormalization group equations for all soft supersymmetry-breaking couplings in a general softly broken N=1 supersymmetric model.
A. Chamseddine   +55 more
core   +1 more source

Synergy between stock prices and investor sentiment in social media

open access: yesBorsa Istanbul Review, 2023
The underlying assumption of using investor sentiment to predict stock prices, stock market returns, and liquidity is that of synergy between stock prices and investor sentiment. However, this synergistic relationship has received little attention in the
Qing Liu   +3 more
doaj   +1 more source

Non-universal Critical Quantities from Variational Perturbation Theory and Their Application to the BEC Temperature Shift

open access: yes, 2004
For an O(N) symmetric scalar field theory with Euclidean action integral d^3x [1/2 |nabla phi|^2 + 1/2 r phi^2 + 1/4! u phi^4], where phi = (phi_1,...,phi_N) is a vector of N real field components, variational perturbation theory through seven loops is ...
B. Kastening   +5 more
core   +1 more source

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