Results 161 to 170 of about 55,405 (281)

In Vivo Imaging With a Low‐Cost MRI Scanner and Cloud Data Processing in Low‐Resource Settings

open access: yesNMR in Biomedicine, Volume 39, Issue 6, June 2026.
This study presented the system evolution at MUST: (a) Scanner after the initial assembly in 2023. (b) First reconstructed image (bell pepper). Front (c), rear (d), and global (e) views of the MUST scanner in the 2025 configuration, highlighting the improved electronics setup, RF coils, and mechanical integration.
Teresa Guallart‐Naval   +18 more
wiley   +1 more source

Effects of Histamine H3 Receptor Antagonist/Inverse Agonist Pitolisant on Temporal Prediction, Spatial Switching, and Spontaneous Locomotion in Mice

open access: yesNeuropsychopharmacology Reports, Volume 46, Issue 2, June 2026.
The histamine H3 receptor antagonist/inverse agonist pitolisant did not affect temporal prediction and spatial switching. ABSTRACT Histamine receptors contribute to a wide range of brain functions, including arousal, motivation, attention, and memory, but their causal involvement in switching behavior remains insufficiently understood.
Shohei Kaneko   +3 more
wiley   +1 more source

Hierarchical Summary Statistics Encoding Across Primary Visual and Posterior Parietal Cortices

open access: yesAdvanced Science, Volume 13, Issue 27, 13 May 2026.
This study shows that mouse V1 simultaneously encodes the ensemble mean and variance of motion, providing a robust summary‐statistic representation that persists despite single‐neuron variability. These signals propagate to PPC, where they are transformed into abstract category representations during decision making.
Young‐Beom Lee   +4 more
wiley   +1 more source

What Cavities in Superconductors Reveal About Superconductivity

open access: yesAnnalen der Physik, Volume 538, Issue 5, May 2026.
When a normal metal with one or more small cavities in its interior is cooled into the superconducting state in the presence of a magnetic field, will it expel the entire field to reach its lowest energy state? The conventional theory says yes, the theory of hole superconductivity says no.
J. E. Hirsch
wiley   +1 more source

Compensador Espacial Eletromagnético. = Electromagnetic Space Compensated Device.

open access: yesAgro@mbiente On-line, 2007
O Compensador Espacial Eletromagnético é um dispositivo simples, confeccionado com solenóides, de baixo custo, capaz de gerar campos magnéticos triortogonais que se compensam em uma região do espaço. Descrevem as características de projeto e uma possível
Guido Nunes Lopes
doaj  

Research on Adaptive Irrigation Decision‐Making Method for the Entire Growth Cycle of Water Spinach Based on Reinforcement Learning

open access: yesFood Frontiers, Volume 7, Issue 3, May 2026.
An environmentally enhanced proximal policy optimization (EN‐PPO) method is proposed for adaptive irrigation of water spinach across the full growth cycle. By integrating soil moisture, growth stage, rainfall, and evapotranspiration information, the method improves irrigation timing, water‐saving performance, and rainfall utilization while maintaining ...
Ruipeng Tang   +4 more
wiley   +1 more source

Understanding CPVT pathogenic mechanisms based on mutation location within RyR2: towards personalized medicine?

open access: yes
The Journal of Physiology, EarlyView.
Jean‐Pierre Benitah   +2 more
wiley   +1 more source

rTCT: Rodent Triangle Completion Task to Facilitate Reverse Translational Study of Path Integration

open access: yesHippocampus, Volume 36, Issue 3, May 2026.
ABSTRACT Path integration is navigation in the absence of environmental landmarks and is a primary cognitive mechanism underlying spatial memory. Path integration performance is primarily assessed in humans using the Triangle Completion Task (TCT). In humans, TCT has shown promise for the early diagnosis of Alzheimer's disease.
Stephen Duncan   +13 more
wiley   +1 more source

Charge acceleration without radiation. [PDF]

open access: yesProc Natl Acad Sci U S A
Aharonov Y, Collins D, Popescu S.
europepmc   +1 more source

Cold EI—The Way to Improve GC‐MS and Increase Its Range of Applications

open access: yesMass Spectrometry Reviews, Volume 45, Issue 3, Page 548-582, May/June 2026.
ABSTRACT Gas chromatography‐mass spectrometry (GC‐MS) with Cold electron ionization (EI) is based on interfacing the GC and MS with a supersonic molecular beam (SMB) along with electron ionization of vibrationally cold sample compounds in the SMB in a contact‐free fly‐through ion source (hence the name Cold EI).
Aviv Amirav   +3 more
wiley   +1 more source

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