Results 31 to 40 of about 346,370 (297)

Creatine Kinase Activity as an Indicator of Energetic Impairment and Tissue Damage in Fish: A Review

open access: yes, 2023
Creatine kinase (CK) is an enzyme that produces and uses phosphocreatine to transfer energy to maintain tissue and cellular energy homeostasis, being considered the main controller of cellular energy homeostasis.
Bernardo Baldisserotto   +1 more
core   +1 more source

A Framework for Long-Term Vibration-Based Monitoring of Bridges

open access: yesSensors, 2021
A new framework for long-term monitoring of bridges is proposed in order to negate (i) the impact of measurement uncertainties on damage detection in vibration-based structural health monitoring and (ii) the low sensitivity of damage indicators to low ...
Emrah Erduran   +2 more
doaj   +1 more source

Non-linear Damage Classification based on Machine Learning and Damage Indices

open access: yesStructural Health Monitoring 2017, 2017
The use of guided wave-based approaches presents some advantages in the structural inspection and damage identification processes. It is driven by the fact that these waves can propagate over relatively long distances and are able to interact sensitively with and uniquely with different types of defects, however, its use in Structural Health Monitoring
Tibaduiza Burgos, Diego Alexander   +4 more
openaire   +2 more sources

Damage detection in laminated composite plates based on local frequency change ratio indicator

open access: yes, 2020
This paper presents an application based on Local Frequency Change Ratio (LFCR) for damage assessment of three-layer (0o/90o/0o) laminated composite plates. The indicator is used to help locating single and multiple potential damaged elements.
Capozucca, R.   +5 more
core   +1 more source

Monitoring the effects of impact damages on modal parameters in carbon fiber entangled sandwich beams [PDF]

open access: yes, 2009
The aim is to study the impact toughness of two types of entangled sandwich materials (heavy and light) with the help of vibration testing. A simple case of symmetrical impacts is studied in this article as no literature is available regarding impact ...
Bouvet, Christophe   +4 more
core   +1 more source

A Health Indicator for Interconnect structure of QFP Package Under Vibration and Steady Temperature

open access: yesIEEE Access, 2020
Interconnect structure, as the weak point of reliability, is often the critical part in electronic devices during their service. In order to monitor the health state and degradation of interconnect structure, the charging time is used as the health ...
Jiaxing Hu   +5 more
doaj   +1 more source

Health‐Related Quality of Life and Symptom Severity Among Patients With PIK3CA‐Related Overgrowth Spectrum: A Mixed‐Methods Study to Understand Real‐World Experience With Alpelisib Treatment

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background PIK3CA‐related overgrowth spectrum (PROS) includes several rare overgrowth disorders resulting from somatic gain‐of‐function mutations in PIK3CA. Despite treatment advances, including the recent approval of alpelisib for PROS in the United States, literature detailing the patient experience with PROS is limited.
Vamsi Bollu   +8 more
wiley   +1 more source

Is There a Causal Association between Genotoxicity and the Imposex Effect? [PDF]

open access: yes, 2005
There is a growing body of evidence that indicates common environmental pollutants are capable of disrupting reproductive and developmental processes by interfering with the actions of endogenous hormones.
Depledge, Michael H.   +14 more
core   +1 more source

Damage Detection and Quantification Using Transmissibility Coherence Analysis

open access: yesShock and Vibration, 2015
A new transmissibility-based damage detection and quantification approach is proposed. Based on the operational modal analysis, the transmissibility is extracted from system responses and transmissibility coherence is defined and analyzed.
Yun-Lai Zhou   +3 more
doaj   +1 more source

Damage Detection in Beam-like Structures Applying Finite Volume Method [PDF]

open access: yesJournal of Rehabilitation in Civil Engineering, 2017
In this article, a damage location in beam like-structure is determined using static and dynamic data obtained applying the finite volume method. The modification of static and dynamic displacement due to damage is applied to establish an indicator for ...
Benyamin Mohebi   +2 more
doaj   +1 more source

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