Results 111 to 120 of about 1,231,821 (322)

Land-cover change analysis in 50 global cities by using a combination of Landsat data and analysis of grid cells

open access: yesEnvironmental Research Letters, 2014
Global urban expansion has created incentives to convert green spaces to urban/built-up area. Therefore, understanding the distribution and dynamics of the land-cover changes in cities is essential for better understanding of the cities’ fundamental ...
Hasi Bagan, Yoshiki Yamagata
doaj   +1 more source

Vestibular control of entorhinal cortex activity in spatial navigation

open access: yesFrontiers in Integrative Neuroscience, 2014
Navigation in rodents depends on both self-motion (idiothetic) and external (allothetic) information. Idiothetic information has a predominant role when allothetic information is absent or irrelevant.
Pierre-Yves eJacob   +5 more
doaj   +1 more source

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

Variational log-Gaussian point-process methods for grid cells. [PDF]

open access: yesHippocampus, 2023
Rule ME   +5 more
europepmc   +2 more sources

Grid codes vs. multi-scale, multi-field place codes for space

open access: yesFrontiers in Computational Neuroscience
IntroductionRecent work on bats flying over long distances has revealed that single hippocampal cells have multiple place fields of different sizes.
Robin Dietrich   +5 more
doaj   +1 more source

DC-shifts in amplitude in-field generated by an oscillatory interference model of grid cell firing

open access: yesFrontiers in Systems Neuroscience, 2014
Oscillatory interference models propose a mechanism by which the spatial firing pattern of grid cells can arise from the interaction of multiple oscillators that shift in relative phase. These models produce aspects of the physiological data such as the
Angela Christine Elizabeth Onslow   +2 more
doaj   +1 more source

Composites of Shellac and Silver Nanowires as Flexible, Biobased, and Corrosion‐Resistant Transparent Conductive Electrodes

open access: yesAdvanced Functional Materials, EarlyView.
Shellac, a centuries‐old natural resin, is reimagined as a green material for flexible electronics. When combined with silver nanowires, shellac films deliver transparency, conductivity, and stability against humidity. These results position shellac as a sustainable alternative to synthetic polymers for transparent conductors in next‐generation ...
Rahaf Nafez Hussein   +4 more
wiley   +1 more source

How Does the Modular Organization of Entorhinal Grid Cells Develop?

open access: yesFrontiers in Human Neuroscience, 2014
The entorhinal-hippocampal system plays a crucial role in spatial cognition and navigation. Since the discovery of grid cells in layer II of medial entorhinal cortex (MEC), several types of models have been proposed to explain their development and ...
Stephen eGrossberg, Praveen Kumar Pilly
doaj   +1 more source

A 10 GHz Quasi-Optical Grid Amplifier Using Integrated HBT Differential Pairs [PDF]

open access: yes, 1992
We report the fabrication and testing of a 10 GHz grid amplifier utilizing sixteen GaAs chips each containing an HBT differential pair plus integral bias/feedback resistors.
Hacker, J. B.   +6 more
core   +1 more source

3D‐Printed Sulfur‐Derived Polymers With Controlled Architectures for Lithium‐Sulfur Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Rheology‐guided formulation design for direct ink writing enables the fabrication of 3D sulfur copolymer cathodes with controlled architectures for lithium‐sulfur batteries. The printed electrodes exhibit multiscale porosity and high sulfur utilization, delivering enhanced electrochemical performance compared to conventional cast electrodes.
Bin Ling   +7 more
wiley   +1 more source

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