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"As a result, early yielding and stiffness degradation can be observed at macro-scale stress-u2013strain relationships. Some frame members of Steel moment resisting frame members are made of thin-walled cross-sections, for which local or lateral buckling failure modes can occur. Multi-axial material models are required when shell elements are used. The Continuum Damage Plasticity framework can be used to produce inelastic constitutive models. Both the permanent deformations due to the plastic component's presence and the loss of elastic moduli as a result of the damage component can be represented by the CDP. In addition, the low-cycle exhaustion effects were factored in within the CDP framework. It has been reported that choosing the appropriate lateral- and lateral-buckling modes, as well as the low-cycle fatigue factor, can make a significant difference in forecasting steel frames' behavior under cyclic loads. ".
Source link: https://doi.org/10.1007/978-981-19-0507-0_33
"Since construction workers are often involved in demanding whole-body physical fitness for a lengthy period of time," a frequent danger at construction sites that can adversely influence employee health, safety, and productivity. The method first uses a wristband that can track the wearer's heart rate reserve over time to determine the intensity of physical fitness. Then, the critical power model is used to analyze WBF from the %HRR results. The CP is a determining factor in physical fitness's intensity to determine if an ongoing physical fitness routine is expending anaerobic energy, which contributes to WBF accumulation. This information shows that the proposed strategy is also effective at tracking WBF trends among construction workers during their regular work. Given that heart rate monitoring capabilities are included in most affordable wristbands, the authors assume the proposed strategy is equally applicable in real construction practice.
Source link: https://doi.org/10.1007/978-981-19-1029-6_23
"The paper, u201d;u201d, written by Heli LIU, Huaiju LIU, Caichao ZHU, Zhangdong SUN, Houyi BaI, was originally published online without open access. ".
Source link: https://doi.org/10.1007/s40544-019-0297-z
"The secondary outcome was to determine the predictive roles of pain, exhaustion, nausea, and vomiting in anxiety among patients undergoing Hematopoietic Stem Cell Transplantation. " Patients treated by HSCT were referred to the centers affiliated to Shiraz University of Medical Sciences, according to the present prospective cohort study. The study revealed that the participants with higher pain and exhaustion scores had higher anxiety levels. Many with more nausea and vomiting had elevated anxiety levels as well. The findings also revealed the predictor role of pain, exhaustion, and the type of HSCT in state anxiety. The results revealed a correlation between anxiety and pain, exhaustion, nausea, and vomiting in the HSCT patients. The findings also revealed exhaustion and pain as predictors of anxiety among these patients. Despite this, future research is also needed to determine the other factors contributing to anxiety amongst HSCT patients.
Source link: https://doi.org/10.1007/s00520-022-06997-5
"Purpose Investigation: "Purpose To investigate the effects of exercise training on cancer-related exhaustation in colorectal cancer survivors. " In colorectal cancer survivors, eligible trials compared the results of exercise training interventions versus non-exercise controls on CRF in colorectal cancer survivors during or after treatment. As the effect size, standardized mean differences that were pooled using random-effects methods were included as the effect size. Six trials involving 330 colorectal cancer patients met the inclusion criteria and demonstrated satisfactory methodological quality, according to researchers. Exercise training on CRF was found in an overall small-to-moderate effect. When exercising exercise training was administered after cancer treatment, moderate results of exercise interventions during chemotherapy were found moderate to non-significant results. Exercise training may be regarded as a supportive therapy for the clinical management of CRF in colorectal cancer patients receiving chemotherapy, but further studies are required to determine the effects of exercise interventions on CRF after cancer therapy.
Source link: https://doi.org/10.1007/s00520-022-06856-3
"A key issue in device design is rapid and accurate reliability testing of electronic devices. " In the shortest possible time, the test revealed that the model can accurately predict the longevity of the ball grid solder joints. The effects of the solder chemical composition and volume on the activation of the fatigue and creep damage in the solder joints were determined, making this novel approach suitable for reliability testing in the preliminary stage of system development. ".
Source link: https://doi.org/10.1007/s11664-022-09635-2
"For example, it is possible to produce metals using AM processes, such as Direct Metal Laser Sintering," "for example, it is possible to produce metals using AM processes such as Direct Metal Laser Sintering," says the author. A method for locally measuring stiffness of textiles, particularly metals and metal-matrix composites, was developed to measure fatigue behavior of materials, particularly metals and metal-matrix composites, which degrades due to fatigue wear under the indenter. The S-N curve was then created by converting the measured stiffness to an equivalent alternating strain. Finite element analysis with fatigue damage analysis was also used to quantify stress at the indenter's location due to fatigue-related stress, while optical microscopy confirmed the observed accumulation of plastic deformation associated with cyclic indentation loading.
Source link: https://doi.org/10.1007/s40799-022-00580-7
In each cycle, stress testing varies between the three tensile strains, with differing strain amplitudes of 0. 6, 0. 4, and 0. 6 at 973 K and 1023 K. In the paper, a detailed review of the cyclic stress response, stress reduction, and variation of cyclic life are all presented.
Source link: https://doi.org/10.1007/s41403-022-00325-3
"This research sought to collect qualitative data from patients with progressive MS to characterize MS-related fatigue theories and their effects on health-related quality of life," the study sought to determine the most appropriate PRO device in this population using study results. Methods of assessment of MS-related exhaustion among 30 U. S. patients with confirmed progressive MS and exhaustion in the last 6 months were interviewed by qualitative interviews. Concept mapping to existing MS-specific fatigue PRO equipment was the most effective current method for assessing exhaustation in patients with progressive MS, according to the patients's Fatigue Severity Impact Questionnaire, "it breaks down physical and mental aspects of fatigue and includes every commonly supported statistic. ".
Source link: https://doi.org/10.1007/s40120-022-00337-9
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