Results 61 to 70 of about 135,023 (293)

Tumbling Magnetic Microrobots for Targeted In Vivo Drug Delivery in the GI Tract

open access: yesAdvanced Robotics Research, EarlyView.
We introduce a microrobot design and integrated system for on‐demand targeted drug release in the gastrointestinal tract. The microrobot has an embedded magnet for actuation with external magnetic fields and is visualized in real time using ultrasound. It has two drug release ports sealed with a thermally sensitive wax. Local heating of the wax using a
Aaron C. Davis   +7 more
wiley   +1 more source

Compliant Pneumatic Feet with Real‐Time Stiffness Adaptation for Humanoid Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
A compliant pneumatic foot with real‐time variable stiffness enables humanoid robots to adapt to changing terrains. Using onboard vision and pressure control, the foot modulates stiffness within each gait cycle, reducing impact forces and improving balance. The design, cast in soft silicone with embedded air chambers and Kevlar wrapping, offers durable,
Irene Frizza   +3 more
wiley   +1 more source

Catalytic Hydrotreatment of Microalgae Biocrude from Continuous Hydrothermal Liquefaction: Heteroatom Removal and Their Distribution in Distillation Cuts

open access: yesEnergies, 2018
To obtain drop-in fuel properties from 3rd generation biomass, we herein report the catalytic hydrotreatment of microalgae biocrude, produced from hydrothermal liquefaction (HTL) of Spirulina.
Muhammad Salman Haider   +4 more
doaj   +1 more source

Coking in a two-stages catalytic upgrading of biogas [PDF]

open access: yes, 2023
openBiogas, essentially a mixture of CH4 and CO2, obtained from the fermentation of waste and a subsequent purification, is exploited selectively separating the methane from the carbon dioxide, through different technologies. The result is the production
PIZZATO, ANDREA
core  

Intelligent Sky Guardians (InSkyGuard): An Aerial Robotic Swarm for Autonomous Detection and Entrapment of Rogue Multirotors

open access: yesAdvanced Robotics Research, EarlyView.
Intelligent Sky Guardians (InSkyGuard) is introduced as a four‐drone swarm that autonomously detects, tracks, and safely captures rogue drones using a coordinated net system. Computer vision and leader–follower control architecture enable synchronized enclosure, while integrated failsafes enhance system reliability. Validated through closed‐environment
Joshua Hastings   +6 more
wiley   +1 more source

In Situ Catalytic Upgrading of Heavy Crude with CAPRI: Influence of Hydrogen on Catalyst Pore Plugging and Deactivation due to Coke

open access: yesEnergies, 2018
Heavy crude oil is known to have low hydrogen-to-carbon ratios compared to light oil. This is due to the significant content of carbon-rich species such as resins and asphaltenes; hence their upgrading is commonly through carbon-rejection.
Abarasi Hart, Joseph Wood
doaj   +1 more source

Skill Upgrading and the Real Exchange Rate [PDF]

open access: yes
This paper examines the effect of changes in the real exchange rate on skill upgrading in the case of Chile. Using plant-level data from the manufacturing sector we find that a real depreciation increases the share of skilled workers in the total wage ...
Roberto Álvarez, Ricardo A. López
core  

3D Printing of Self‐Healing Polymers by Material Extrusion: A Process‐Centric Review of Setups, Parameters, and Applications

open access: yesAdvanced Robotics Research, EarlyView.
This review highlights recent advances in material extrusion 3D printing of self‐healing polymers, focusing on the interplay between material chemistry, rheology, hardware customization, and process optimization. Filament‐ and ink‐based extrusion strategies, multimaterial architectures, and postprocessing approaches are discussed for applications in ...
Antonio Pavone   +2 more
wiley   +1 more source

LHC upgrade and LHC-ATLAS upgrade [PDF]

open access: yesProceedings of The 4th KMI International Symposium — PoS(KMI2019), 2019
One of the most important goals in the physics programs of the Energy Frontier research is to discover hints for extensions of the Standard Model of the particle physics. The High-Luminosity Large Hadron Collider (HL-LHC) will start the operation in 2026 to sustain and extend the physics sensitivity in the new physics search at the LHC. The HL-LHC will
openaire   +1 more source

A model for human settlement development and management in the Free State Province, South Africa

open access: yesFrontiers in Sustainable Cities
This paper aims to uncover the factors that influence the formulation of informal settlements upgrading programmes in the Free State Province of South Africa, from an institutional point of view.
Sive Dintsi   +2 more
doaj   +1 more source

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