Results 101 to 110 of about 20,624 (287)

Hard X-ray emissions from Cassiopeia A observed by INTEGRAL

open access: yes, 2016
Cassiopeia A (Cas A) as the nearby young remnant of a core-collapse supernova is the best candidate for astrophysical studies in supernova explosion and its environment.
Li, Zhuo, Wang, Wei
core   +2 more sources

Commissioning an Inexpensive Off‐The‐Shelf Spectrograph for Radial‐Velocity Studies

open access: yesAstronomische Nachrichten, EarlyView.
ABSTRACT We present a way to set up an inexpensive out of the shelf spectrograph at a local observatory. Stability and resolution of the spectrograph are high enough for radial velocity determination of binary stars or determination of stellar characteristics. Even some exoplanets might be detectable via the radial velocity method.
Lukas Stock, Andreas Schrimpf
wiley   +1 more source

Pioneer Jupiter orbiter probe mission 1980, probe description [PDF]

open access: yes
The adaptation of the Saturn-Uranus Atmospheric Entry Probe (SUAEP) to a Jupiter entry probe is summarized. This report is extracted from a comprehensive study of Jovian missions, atmospheric model definitions and probe subsystem ...
Defrees, R. E.
core   +1 more source

Synergetic Combination of Carbon Xerogels, Graphene Oxide and nano‐ZnO for Aqueous and Organic Supercapacitors

open access: yesBatteries &Supercaps, Volume 8, Issue 3, March 2025.
This work proposes the synthesis of carbon‐based nanostructured materials obtained using ZnO as both nanos‐ template and catalysts simultaneously. During the synthesis, GO was used as a stabiliser, preventing the collapse of the 3D structure and improving its properties in terms of capacitance and surface area.
Rusbel Coneo‐Rodríguez   +5 more
wiley   +1 more source

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

Olympics Legacy: the London Olympics 2012 [PDF]

open access: yes, 2010
The reasons for proposing a London 2012 bid are outlined in the light of London city planning over the past sixty years. The processes influencing the bid for the London 2012 Olympics are investigated in respect of the lessons from Barcelona and Sydney ...
Gulsen, Guler, Holden, Robert
core  

The quality of interaction with children in collective play: Children's agency

open access: yesBritish Educational Research Journal, EarlyView.
Abstract There is a growing body of studies on increasing the quality of infant–toddler education and care. Yet little attention has been directed towards how to bring toddlers' agency and perspective to their personally meaningful learning in collective play.
Liang Li
wiley   +1 more source

Translating animal art: Salin’s Style I and Anglo-Saxon cast saucer brooches [PDF]

open access: yes, 2002
Saucer brooches are actually the most frequent bearers of Salin’s Style I in England, but have been overlooked because of perceptions of the derivative nature of their ornament.
Dickinson, T.M.
core   +1 more source

Employability Programmes in higher education: Supporting students through tangible, transitional and transformational approaches

open access: yesBritish Educational Research Journal, EarlyView.
Abstract As the UK higher education sector becomes increasingly market‐driven and focused on preparing students for the graduate labour market, universities must define and contextualise employability and their role in supporting students beyond academia.
Michael Maher   +3 more
wiley   +1 more source

2D copper nanozyme patches facilitate bone regeneration via interfacial modulation of osteoclast‐osteoblast dynamics

open access: yesBMEMat, EarlyView.
This study develops a nano‐enzyme patch (ezPatch) targeting bone interfaces. Utilizing ligand‐to‐metal charge transfer (LMCT) catalysis and bone‐targeting ligands on copper nanosheets, ezPatch simultaneously scavenges reactive oxygen species (ROS) and generates oxygen in situ at bone‐losing sites.
Yi Chen   +12 more
wiley   +1 more source

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