Results 101 to 110 of about 6,938 (253)

Bronchoscopy Robot with Enhanced Flexibility and Stability via Multi‐Segment Variable Stiffness Catheter

open access: yesAdvanced Intelligent Systems, EarlyView.
This work presents a magnetic bronchoscopy robot with a novel multi‐segment variable stiffness catheter. This catheter can not only move flexibly in the narrow bronchi but also harden according to the need to provide support. Combined with remote wireless magnetic field drive, it provides a more precise and effective solution for biopsy of deep lung ...
Shucong Yin   +10 more
wiley   +1 more source

Lock-in Thermography for Surface Treatment Characterization in Gears

open access: yesEngineering Proceedings
Mechanical gears are essential in power transmission systems across various industrial applications. Their performance is critically influenced by residual stresses from manufacturing processes like induction hardening, case hardening, and shot peening ...
Francesca Maria Curà   +2 more
doaj   +1 more source

PRACTICAL APPLICATION OF ACTIVE INFRARED THERMOGRAPHY [PDF]

open access: yes, 2019
Ovaj završni rad opisuje infracrvenu termografiju gdje su objašnjeni osnovni pojmovi vezani za elektromagnetizam: zračenje, valovi, toplina, emisivnost kao i njihovi zakoni. Također pojašnjen je postupak rada aktivne, ali i pasivne termografije zajedno s
Franić, Filip
core  

Assessment of Structural Conservation State of Wooden Panel Painting by Optical and Thermal Diagnostics

open access: yesApplied Sciences
This study proposes a combination of optical and thermal methods to investigate the structural integrity of two 16th–17th centuries wooden panel paintings at the early stages of restoration.
Chiara Saltarelli   +8 more
doaj   +1 more source

A novel biomimetic liposome drug delivery system mediated by macrophage targeting for precision treatment of encephalitis

open access: yesBMEMat, EarlyView.
An advanced macrophage‐mediated biomimetic liposome (AC‐LP@RAW) that can penetrate the BBB and precisely target inflammatory sites in the deep brain was established in this study based on the unique immune homing property of macrophages, and showed a significantly improved delivery of curcumin to the brain.
Mengru Wu   +5 more
wiley   +1 more source

Photothermal CO2 Hydrogenation: Reactions, Mechanisms, and Catalyst Design

open access: yesCarbon Energy, EarlyView.
Reactions, mechanisms, and catalyst design for photothermal CO2 hydrogenation. ABSTRACT Photothermal CO2 hydrogenation has attracted extensive attention because it provides a green and sustainable approach to fuel and chemicals production. The photothermal catalyst plays a critical role in CO2 conversion through a range of reactions.
Shuai Yan   +15 more
wiley   +1 more source

Coupled Photocatalytic Hydrogen Production With Selective Biomass Valorization via Active Sites Construction and Electron Transport Channels Engineering

open access: yesCarbon Energy, EarlyView.
A ternary CdS/1T‐WS2/CNTs heterojunction is in‐situ constructed via hydrothermal method, which is used for photocatalytic biomass reforming (biomass‐derived alcohols, lignin). It exhibits outstanding performance: H2 production rate of 26.17 mmol/g/h for benzyl alcohol (BA), benzaldehyde (BD) generation rate of 8.29 mmol/g/h, 90.06% BD selectivity, 100%
Ermiao Liang   +11 more
wiley   +1 more source

Locating Hidden Elements in Walls of Cultural Heritage Buildings by Using Infrared Thermography

open access: yesBuildings, 2019
The structure of Tvrđa and its buildings date back to the Middle Ages. Tvrđa represents the Old Town of the city of Osijek and the best-preserved and largest ensemble of Baroque buildings in Croatia.
Hrvoje Glavaš   +3 more
doaj   +1 more source

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