Results 71 to 80 of about 1,499,695 (288)

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Virtual reality locomotion methods differentially affect spatial orientation and cybersickness during maze navigation

open access: yesScientific Reports
Virtual reality (VR) is widely used in training, simulations, and industrial applications, yet effective locomotion remains challenging due to its impact on spatial orientation and cybersickness.
Petr Hořejší   +3 more
doaj   +1 more source

Visualization and Cybersecurity in the Metaverse: A Survey

open access: yesJournal of Imaging, 2022
The popularity of the Metaverse has rapidly increased in recent years. However, despite the attention, investment, and promise of the Metaverse, there are various cybersecurity issues that must be addressed before the Metaverse can truly be adopted in ...
Yang-Wai Chow   +4 more
doaj   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Integrating geographical parameters in extra trees model for improved bathymetric mapping of turbid rivers: evidence from the Yellow River-Yiluo River confluence

open access: yesFrontiers in Marine Science
Accurate bathymetric mapping in turbid river environments remains a considerable challenge for traditional remote sensing methods, particularly in dynamic systems like the Yellow River, where high sediment loads disrupt optical signals.
Mengchen Wang   +10 more
doaj   +1 more source

Beyond Reality: Zukunftsorientiertes Lernen mit Extended Reality & Game-based Learning

open access: yesBabylonia, 2022
Beim zukunftsorientierten Lernen geht es darum, Kinder und Jugendliche auf einen exponentielle und ungewisse Zukunft vorzubereiten. Dies bedeutet, bekannte Wege zu verlassen und jenseits der aktuellen Unterrichtspraxis neue Wege einzuschlagen.
Stephanie Wössner
doaj  

First Observational Signature of Rotational Deceleration in a Massive, Intermediate-age Star Cluster in the Magellanic Clouds

open access: yes, 2016
While the extended main-sequence turn-offs (eMSTOs) found in almost all 1--2 Gyr-old star clusters in the Magellanic Clouds are often explained by postulating extended star-formation histories, the tight subgiant branches (SGBs) seen in some clusters ...
de Grijs, Richard   +3 more
core   +2 more sources

An inverse dynamics model for the analysis, reconstruction and prediction of bipedal walking [PDF]

open access: yes, 1995
Walking is a constrained movement which may best be observed during the double stance phase when both feet contact the floor. When analyzing a measured movement with an inverse dynamics model, a violation of these constrains will always occur due to ...
Grootenboer, Henk J.   +2 more
core   +3 more sources

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Contexts, Systems and Modalities: a new ontology for quantum mechanics

open access: yes, 2015
In this article we present a possible way to make usual quantum mechanics fully compatible with physical realism, defined as the statement that the goal of physics is to study entities of the natural world, existing independently from any particular ...
Auffèves, Alexia, Grangier, Philippe
core   +3 more sources

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