Results 41 to 50 of about 1,599,401 (271)

Multimodal Imaging of Hypoxia, Metabolism and pH in Feline Sarcoma Using Hyperpolarized 13C MRI and PET

open access: yesAdvanced Science, EarlyView.
This work presents a clinically deployable simultaneous PET/MRI workflow which integrates hyperpolarized 13C imaging of metabolism and extracellular pH with [18F]FMISO PET to characterize hypoxia, acidosis, and metabolic reprogramming in feline sarcoma.
Martin Grashei   +17 more
wiley   +1 more source

Hydraulicity in Organic Polymers Enabled by Hydrophobization Upon Water‐Triggered Curing of Hydrophilic Chains

open access: yesAngewandte Chemie, EarlyView.
Cement‐mimetic hydraulicity is realized in an organic polymer through a counterintuitive reaction in which a hydrophilic linear polymer reacts with water to undergo hydrophobization during curing via silatrane sol–gel chemistry. This polarity‐inverting curing process turns a water‐plasticized putty into a water‐tolerant rigid material, enabling ...
Rei Tokumitsu   +3 more
wiley   +2 more sources

Provala Gota u rimsku provinciju Dalmaciju i njihov utjecaj na društveno-političke, privredne i kulturne tokove [PDF]

open access: yesHistorijska Misao, 2016
This study deals with the phenomenon of the Goths in the Roman Empire, their conflicts and alliances with the Western and Eastern part of the Empire and their relationship to the existing population and its material goods. In a very complex and difficult
Mersiha Imamović
doaj  

Closing the Loop: High‐Precision 3D Photofabrication in Living Tissues

open access: yesAdvanced Science, EarlyView.
Writing 3D microstructures inside living tissue demands more than laser access; It demands information. Hierarchical sensing captures thermal and mechanical states across pulse‐train, voxel, and structure timescales, feeding a controller that steers the laser in real time.
Amirbahador Zeynali   +2 more
wiley   +1 more source

Site Density Governs Switching Reactivity Regimes During Aerobic C─H Oxidation in Mn Single‐Atom Photocatalysts

open access: yesAngewandte Chemie, EarlyView.
Increasing the density of isolated manganese (Mn) atoms in carbon nitride (CNx) photocatalysts does not continuously improve performance. Instead, beyond a critical loading, the polymer support reorganizes, altering charge‐carrier dynamics and oxygen activation while preserving atomic dispersion.
Viktoria Velichko   +14 more
wiley   +2 more sources

WHEN THE PROVINCE TAKE CARE OF ITS OWN COIN SUPPLY. THE CASE OF THE TOWN OF DROBETA IN ROMAN DACIA

open access: yesJournal of Ancient History and Archaeology, 2015
Using comparative analysis and the most recent coin site-finds publication from the Roman site of Drobeta in Roman Dacia (nowadays Drobeta-Turnu Severin, Romania), the present paper demonstrates that when a site from a province is closed to an official ...
Cristian Anton Gazdac   +1 more
doaj   +1 more source

Governorship and infrastructural development in Upper-Illyric [PDF]

open access: yesZbornik Radova Filozofskog Fakulteta u Prištini, 2014
The paper presents the data on the governorship of Publius Cornelius Dolabella (14 to 20 A. D.) in the province Gornji Ilirik/Dalmatia. The significant number of epigraphic monuments indicates his activity in this area.
Mlađenović Marijana Ž.   +1 more
doaj   +1 more source

The evolution of roman frontier defence systems and fortifications the lower danube provinces in the first and second centuries AD [PDF]

open access: yes, 2001
The defence of the Roman Empire from barbarian attacks depended on two distinct but interrelated features: the actual fortifications on the borders of the imperial provinces and the troops that garrisoned them.
Karavas, John
core  

Brain Network Dynamics of Local and Global Predictive Processing in Aging

open access: yesAdvanced Science, EarlyView.
Separation of concurrent whole‐brain networks in source‐reconstructed magnetoencephalography (MEG) data suggests that healthy aging reorganizes, rather than uniformly attenuates, neural responses elicited from hierarchical auditory violations. Enhanced early sensory deviance processing alongside reduced higher‐order cognitive responses suggests a large‐
Mathias Houe Andersen   +9 more
wiley   +1 more source

Engineering Ferrimagnetic Interactions in Molecular Quantum Systems

open access: yesAngewandte Chemie, EarlyView.
Heterospin nanographene architectures—constructed by covalently linking spin‐1/2$\nicefrac {1}{2}$ and spin‐1 triangular units via on‐surface synthesis—are characterized by bond‐resolved scanning probe microscopy. Inelastic electron tunneling spectroscopy probes exchange interactions within a Heisenberg model, revealing both compensated (S=0$S=0$) and ...
Elia Turco   +8 more
wiley   +2 more sources

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