Results 51 to 60 of about 50,279 (277)

A review of the literature on the issues and roles of E-Learning in UAE higher education [PDF]

open access: yes, 2019
E-Learning is becoming a popular delivery method across various universities and colleges in UAE as the region is experiencing a rapid growth of e-Learning in higher education.
Abd Hamid, Nor Aziati, Alblooshi, Saeed
core   +1 more source

Purpose‐Adaptable Reinforced 3D Hyaluronic‐Acid Based Platform to Study Pathomechanisms of the Central Nervous System

open access: yesAdvanced Healthcare Materials, EarlyView.
Platform system to create biofabricated 3D spinal cord tissue models: Combining high resolution PCL fiber placement, a customized, hyaluronic acid‐based hydrogel, two cell types (spinal cord neurons and astrocytes) together with three distinct laminin isoforms allow the formation of functional cell–cell network interactions.
Nicoletta Murenu   +12 more
wiley   +1 more source

Colloidal Heterostructures Enable Interfacial Transport of Immiscible Molecules in Printable Organohydrogels

open access: yesAdvanced Materials, EarlyView.
Multiphase printable organohydrogels with tunable microstructures are developed to control molecular transport pathways for immiscible cargo. The tortuosity and domain size of the colloidal phases are tuned by adjusting temperature and shear during processing, which enables the tailoring of diffusion kinetics due to different transport pathways.
Riley E. Dowdy‐Green   +4 more
wiley   +1 more source

Efficient algorithms for navigation of underwater vehicles with communication constraints. An overview [PDF]

open access: yesArchives of Control Sciences
Because of the Autonomous Underwater Vehicles (AUVs) potential for use in marine and oceanographic research, as well as in sectors like environmental monitoring and oil and gas development, underwater exploration and offshore wind energy, research in the
Bhaskar Jyoti Talukdar   +5 more
doaj   +1 more source

Porous Hybrid Soft Actuators From Liquid Crystal Networks and Lyotropic Chromonic Liquid Crystal Templated Hydrogels

open access: yesAdvanced Materials, EarlyView.
The graphic illustrates the design of a hybrid bilayer composed of a liquid crystal hydrogel (LCH) and a liquid crystal network (LCN). The figure highlights the magnetic alignment of the chromonic hydrogel and the thermal‐responsive actuation of the LCN along with the LCH when both layers are aligned or misaligned, enabling programmable, light‐driven ...
Ramón Santiago Herrera Restrepo   +13 more
wiley   +1 more source

Observations of High Frequency, Long Range Acoustic Propagation in a Harbor Environment [PDF]

open access: yes, 2008
The positioning and navigation of AUV\u27s in harbor environments using underwater acoustics is complicated by shallow waters, long propagation distances, and complex oceanographic features.
Mayer, Larry A.   +2 more
core   +1 more source

Evaluation of a hydrographic technique to measure on-farm water storage volumes [PDF]

open access: yes, 2005
Digital terrain models of on-farm water storages are required to assist in accurately measuring the on-farm water balance and water use efficiency components including storage capacity, inflow, seepage, evaporation and discharge volumes.
Clark   +10 more
core   +1 more source

Remote‐Controllable Immune‐Priming Spot Formation Via Nanocomplexed Hydrogel‐Assisted Histotripsy: Immunoasis

open access: yesAdvanced Materials, EarlyView.
A novel immunotherapeutic strategy combines injectable, adjuvant‐loaded hydrogels with externally controlled histotripsy to create immune‐priming sites within tumors. This approach generates millimeter‐sized immune‐activated lesions with flexible, patient‐tailored treatment scheduling, enabling precise immune activation through tumor ablation‐mediated ...
Sung Hoon Kim   +9 more
wiley   +1 more source

Autonomous Underwater Vehicles and Field of View in Underwater Operations

open access: yesJournal of Marine Science and Engineering, 2021
Submarine inspections and surveys require underwater vehicles to operate in deep waters efficiently, safely and reliably. Autonomous Underwater Vehicles employing advanced navigation and control systems present several advantages.
Isaac Segovia Ramírez   +3 more
doaj   +1 more source

AUV SLAM and experiments using a mechanical scanning forward-looking sonar [PDF]

open access: yes, 2012
Navigation technology is one of the most important challenges in the applications of autonomous underwater vehicles (AUVs) which navigate in the complex undersea environment.
ArulamPalam   +29 more
core   +4 more sources

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