Results 121 to 130 of about 6,770 (272)

Techno‐economic and environmental assessment of a hybrid renewable energy system for a date molasses factory in Iraq using HOMER Pro

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Iraq currently faces a significant electricity deficit estimated at approximately 18 000 MW, resulting in frequent and sometimes prolonged power outages that disrupt both economic activities and social life. The widening gap between energy supply and demand, combined with environmental concerns associated with fossil fuel consumption ...
Safaa Malik Abbas   +3 more
wiley   +1 more source

Problem of Damage to Curved Switch Rails in Ordinary Turnouts

open access: yesProblemy Kolejnictwa - Railway Reports, 2018
Czarnecki, Marcin, Bińkowski, Robert
openaire   +1 more source

Making teaching an attractive profession: What are the challenges and opportunities for minority ethnic teachers in England?

open access: yesBritish Educational Research Journal, EarlyView.
Abstract This paper explores the challenges and opportunities surrounding the recruitment and retention of minority ethnic teachers in England. Drawing on interview data from 33 teachers and school leaders of diverse ethnic backgrounds, it investigates whether racialised barriers identified in earlier research have shifted in the current context of ...
Antonina Tereshchenko   +5 more
wiley   +1 more source

Universal vote-by-mail has no impact on partisan turnout or vote share. [PDF]

open access: yesProc Natl Acad Sci U S A, 2020
Thompson DM, Wu JA, Yoder J, Hall AB.
europepmc   +1 more source

‘The best year’/‘I struggled with everything’: Widening participation experiences of pandemic online learning

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Improving retention and graduate outcomes for students from a widening participation (WP) background is key to achieving more equitable outcomes. However, evidence suggests WP students experienced different challenges than their peers during the COVID‐19 pandemic.
Wilhelmiina Toivo   +4 more
wiley   +1 more source

Patient flow time data of COVID-19 vaccination clinics in 23 sites, United States, April and May 2021. [PDF]

open access: yesVaccine, 2023
Cho BH   +7 more
europepmc   +1 more source

Intelligent Identification Method for ZDJ-9 AC Turnout Switch Machine Faults

open access: yesChengshi guidao jiaotong yanjiu
Objective By analyzing abnormal three-phase action currents of AC switch machines, it is possible to identify faults in the turnout equipment. However, due to the constant operation of switch machines for large number of turnouts on urban rail transit lines, operation and maintenance personnel cannot monitor the action current curves of all switch ...
openaire   +1 more source

Budgetary Separation of Powers in the American States and the Tax Level: A Regression Discontinuity Analysis [PDF]

open access: yes
A political regime has budgetary separation of powers if the power with the prerogative to raise taxes is not the full residual claimant of a tax increase.
Leandro M. de Magalhaes, Lucas Ferrero
core  

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