Results 51 to 60 of about 33,353 (245)

Flexible Thin‐Film Heater Composed of Laser‐Induced Graphene and Poly(D, L‐Lactic Acid) with Electro‐ and Photo‐Thermal Properties toward Cancer Thermotherapy

open access: yesAdvanced Electronic Materials, EarlyView.
This study introduces a thin‐film‐type heat‐generating device that uses laser induced graphene (LIG) on a poly(D, L‐lactic) acid film, which realizes both resistance heating by direct current application and photothermal conversion heating by near‐infrared light irradiation.
Masato Saito   +4 more
wiley   +1 more source

Deep Learning Approaches for Classifying Crack States With Overload and Predicting Fatigue Parameters in a Titanium Alloy

open access: yesAdvanced Intelligent Systems, EarlyView.
This study proposes a deep learning approach to evaluate the fatigue crack behavior in metals under overload conditions. Using digital image correlation to capture the strain near crack tips, convolutional neural networks classify crack states as normal, overload, or recovery, and accurately predict fatigue parameters.
Seon Du Choi   +5 more
wiley   +1 more source

Flying-spot lock-in thermography and its application to thickness measurement and crack detection

open access: yes, 2022
A heating laser beam was scanned periodically along a testing path on the surface of a test object. The thermal response of the beam was recorded by an infrared camera.
Netzelmann, Udo
core   +1 more source

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

Investigating historic masonry structures with a combination of active thermography and 3D laser scanner

open access: yes, 2022
S.115-118Methods for the combination (i. e. comparison and overlay) and data fusion (i. e. integration of all data in one data set, replacement of data) of active thermography and 3D laser scanner (light section method) have been developed.
Rolling, M.   +9 more
core  

Reconstruction of the defect shape from lock-in thermography phase images

open access: yes, 2022
S.63-78We present a method for reconstructing the shape of buried planar defects supposed to be infinitely thick front optical lock-in thermography phase images. Several image processing algorithms are combined, to extract quantitative defect information
Arnold, W.   +3 more
core  

Clinical Effect Analysis of Spinal Cord Electrical Stimulator Implantation for Diabetic Foot

open access: yesNeuromodulation: Technology at the Neural Interface, EarlyView., 2021
Abstract Objective To investigate the clinical effect of spinal cord electrical stimulator implantation in the treatment of diabetic foot (DF). Materials and Methods We recruited 19 patients with DF who were admitted to Shengjing Hospital of China Medical University between January 2018 and May 2020.
Peng‐Bo Zhou, Min Bao
wiley   +1 more source

Force stimulation promotes nerve regeneration by restoring cellular energy

open access: yesBMEMat, EarlyView.
Mechanical stimulation can help nerves regenerate in various ways. We developed two devices (a piezo‐motor‐driven stretching device and a SAW‐based actuator) to apply mechanical stimulation to sciatic nerve and DRG neurons. Our study shows that appropriate mechanical force stimulation can promote regeneration by restoring the energy supply to the ...
Zhe Wang   +10 more
wiley   +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

Surface crack detection using infrared thermography and ultraviolet excitation

open access: yes, 2014
High signal to noise ratio is important within non-destructive testing. To achieve automatic inspection, including automatic evaluation, it is even more important. Infrared thermography is a suitable method for automatic inspection.
Broberg, Patrik,, Runnemalm, Anna,
core  

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