Results 81 to 90 of about 4,660 (168)

Narratives About COVID Challenges in Mexican American Couples as Predictors of Relationship Satisfaction

open access: yesFamily Process, Volume 65, Issue 3, September 2026.
ABSTRACT The objective of this study was to describe the narrative themes that emerged in Mexican American couples' stories about their relationship challenges at the beginning of the COVID‐19 pandemic—during lockdown—and to examine how those themes related to their relationship satisfaction.
Hollen N. Reischer   +5 more
wiley   +1 more source

Optical Halo: A Proof of Concept for a New Broadband Microrheology Tool

open access: yesMicromachines
Microrheology, the study of material flow at micron scales, has advanced significantly since Robert Brown’s discovery of Brownian motion in 1827. Mason and Weitz’s seminal work in 1995 established the foundation for microrheology techniques, enabling the
Jorge Ramírez   +2 more
doaj   +1 more source

Application of the Beta Coefficient in the Market of Direct residential Real Estate Investments

open access: yesReal Estate Management and Valuation, 2014
The beta coefficient is one of the most popular indices used in contemporary finances. Despite the fact that there are justified doubts connected with its application, it is currently difficult to imagine a situation in which the cost of capital would be
Wolski Rafał
doaj   +1 more source

Scan‐Path‐ and Initial‐State‐Dependent Superdomain Switching in (111)‐Oriented PZT

open access: yesAdvanced Electronic Materials, Volume 12, Issue 16, 24 August 2026.
Scan trajectory and initial superdomain topology govern polarization switching in (111)‐oriented PZT. Automated AFM writing, pulsing experiments, and interferometric 3D‐PFM show that raster scans reproducibly stabilize ordered Type‐I stripe superdomains with constrained variant selection, whereas spiral trajectories generate frustrated mixed‐variant ...
Rama Vasudevan   +11 more
wiley   +1 more source

Ensuring HbA1c Accuracy and Variant Detection in Hemoglobin G-Coushatta and Queens Using Variant Mode Analysis

open access: yesDiagnostics
Background/Objectives: Glycated hemoglobin (HbA1c) is widely used to monitor glycemic control, but the accuracy and flag detection rates of HbA1c assays can vary in the presence of Hb variants such as Hb G-Coushatta (Coushatta) and Hb Queens (Queens ...
Yeon Jae Lee   +8 more
doaj   +1 more source

Rates of Return on Open-End Debt Investment Funds and Bank Deposits in Poland in the Years 1995–2015 – A Comparative Analysis

open access: yesFolia Oeconomica Stetinensia, 2016
This paper presents the results of a comparison of the rates of return on specific open-end debt investment funds in Poland with the rates of return on bank deposits, in light of different time horizons.
Dittmann Iwona
doaj   +1 more source

On the Origins and Applications of the Cybernetic Steady-State Model as Systems-Theoretical Reference Model

open access: yesSystems
Few publications have elaborated on the steady-state model, a ‘cybernetic model’ that should not be confused with its namesake in mathematical systems; it is rooted in preceding publications about general systems theories, something that is explored in ...
Rob Dekkers
doaj   +1 more source

Measuring Dynamics of Risk and Performance of Sector Indices on Zagreb Stock Exchange

open access: yesCroatian Review of Economic, Business and Social Statistics, 2015
Investors are interested in sector diversification on stock markets among other important portfolio topics. This paper looks at five sector indices on Croatian capital market as an example of a small, relatively illiquid market.
Škrinjarić Tihana
doaj   +1 more source

Application of semi-deviation as a proxy for the expected return estimation in the Croatian equity market

open access: yesCroatian Review of Economic, Business and Social Statistics, 2019
In the field of portfolio management the focus has been on the out-of-sample estimation of the covariance matrix mainly because the estimation of expected return is much more challenging.
Dolinar Denis   +2 more
doaj   +1 more source

Natural occurrence of the reductive glycine pathway in Desulfovibrio desulfuricans strain G11

open access: yes, 2020
This study was conducted to probe the natural occurrence of a novel CO2-fixation pathway in Desulfovibrio ...
Boeren, Sjef
core  

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