Results 71 to 80 of about 5,300 (235)

Enhanced Linear Quadratic Regulator‐Based Strategy for Seamless Transition Between Microgrid Operation Modes

open access: yesIET Power Electronics, Volume 19, Issue 1, January/December 2026.
This paper presents an LQR‐based strategy for seamless transition between grid‐forming and grid‐following inverters in microgrids. The proposed design integrates the comprehensive control loops of the grid‐forming and grid‐following inverters. A systematic, gradient‐based optimization framework is used for selecting the weighting matrices.
Adel Tatish, Kanchapogu Vaisakh
wiley   +1 more source

Studies of anaerobic fungus Neocallimastix patriciarum J11 cellulosome system

open access: yes, 2014
本研究自以結晶性纖維Avicel為碳源的厭氣性真菌Neocallimastix patriciarum J11培養上清液中純化分子量大於669 kDa且具纖維素分解酶活性之大分子蛋白聚合物,經變性聚丙烯醯胺膠體電泳及酵素活性染色分析,結果呈現結果呈現12條蛋白質,其中8條具纖維素分解酶活性、4條具木聚醣分解酶活性。由此結果顯示,N.
Wang, Hui-Chang, 王惠昌
core  

Housing Needs of Older People in Poland as Exemplified by the Warsaw, Poznań and Szczeciń Urban Areas

open access: yesReal Estate Management and Valuation, 2019
Due to an ageing population, local governments are facing new challenges in the field of addressing the housing needs of older people. Seniors are not a homogeneous group; three basic categories may be distinguished in terms of independence level and the
Iwański Rafał   +2 more
doaj   +1 more source

Cytokine Selection of MSC Clones with Different Functionality

open access: yesStem Cell Reports, 2019
Summary: Mesenchymal stromal cells (MSCs) are used in many clinical applications. However, ex vivo expansion is required to reach clinically relevant cell numbers, which might lead to selection of clones with different characteristics.
Anton Selich   +6 more
doaj   +1 more source

The Impact of a New Container Port on the Greenhouse Gas Pollution

open access: yesBusiness Systems Research
Large vessels that call at European ports will have to pay for their CO2 emissions from transporting cargo that enters or goes from a European port since January 2024. The costs will increase with increasing global trade.
Bogataj David   +2 more
doaj   +1 more source

The impact of brain drain on economic growth: A comparative analysis of Pre- and Post-outbreak of Covid-19 periods

open access: yesSustainable Futures
This study explores the impact of brain drain on income growth and compares its effects between the pre- and post-outbreak of Covid-19 periods based on unbalanced panel data for 60 countries covering the period 1995–2022.
Han-Sol Lee   +2 more
doaj   +1 more source

Age Management Practices and Benefits in Organisation: An Evaluation of the Effect of Economic Sector, Organisation Size, and Family Business Status

open access: yesBusiness Systems Research
The ageing of the population impacts all areas and is also a challenge for human resources management. To solve this issue, age management practices are used in organisations.
Krestová Terezie   +2 more
doaj   +1 more source

Historical Roots of Generalized Trust in Polish Society

open access: yesInternational Journal of Management and Economics, 2014
The article analyses how historical events shape generalized trust in contemporary Polish society. The analysis consists of a set of logistic regression models.
Borowiecki Łukasz
doaj   +1 more source

Images and GIS Data from an Archaeological Evaluation at East of the M40 J11 Banbury Interchange, Banbury, Oxfordshire, January - February 2023

open access: yes
This collection comprises images and GIS data from an archaeological evaluation at land east of the M40 J11 Banbury Interchange, Banbury, Oxfordshire undertaken by Cotswold Archaeology in January to February 2023.
Cotswold Archaeology
core   +1 more source

Death Rates in the Calorie Model

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2016
The Calorie model unifies the Classical demand and the supply in the food market. Hence, solves the major problem of Classical stationary state. It is, hence, formalization of the Classical theory of population.
Martin Machay
doaj   +1 more source

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