Results 81 to 90 of about 2,889,165 (371)

Conceptual Design and Parametric Optimization of a New Multileveled Horsetail Structure for Bicycle Helmets

open access: yesAdvanced Engineering Materials, EarlyView., 2023
This study aims to explore the feasibility of using a structure inspired by the features of horsetail and human spine as the potential helmet liner, targeting at mitigation of acceleration‐induced injuries. A parametric study is conducted to investigate the effect of individual geometrical variables in the design, indicating its capability to reduce ...
Bing Leng   +3 more
wiley   +1 more source

A Semiotic Analysis on the Perceived Meanings of Coca Cola “Anthem” Video Commercial [PDF]

open access: yes, 2017
This study observes the perceived meanings produced by young adult (18 to 30 years old) and older (50 to 65 years old) respondents as respondents from different age group can produce different perceived meanings from each other.
Kuntjara, E. H. (Esther)   +1 more
core  

Editorial: open issue [PDF]

open access: yes, 2015
In this open issue we present five papers covering different adult education and learning contexts across different geographical spaces, ranging from Spain, Germany, Eastern Europe to Canada.
Almeida, António Fragoso de   +1 more
core   +6 more sources

Investigating Fairness of Ocular Biometrics Among Young, Middle-Aged, and Older Adults [PDF]

open access: yesarXiv, 2021
A number of studies suggest bias of the face biometrics, i.e., face recognition and soft-biometric estimation methods, across gender, race, and age groups. There is a recent urge to investigate the bias of different biometric modalities toward the deployment of fair and trustworthy biometric solutions. Ocular biometrics has obtained increased attention
arxiv  

Peripheral blood proteome biomarkers distinguish immunosuppressive features of cancer progression

open access: yesMolecular Oncology, EarlyView.
Immune status significantly influences cancer progression. This study used plasma proteomics to analyze benign 67NR and malignant 4T1 breast tumor models at early and late tumor stages. Immune‐related proteins–osteopontin (Spp1), lactotransferrin (Ltf), calreticulin (Calr) and peroxiredoxin 2 (Prdx2)–were associated with systemic myeloid‐derived ...
Yeon Ji Park   +6 more
wiley   +1 more source

A Variational Beam Model for Failure of Cellular and Truss‐Based Architected Materials

open access: yesAdvanced Engineering Materials, EarlyView., 2023
Herein, a versatile and efficient beam modeling framework is developed to predict the nonlinear response and failure of cellular, truss‐based, and woven architected materials. It enables the exploration of their design space and the optimization of their mechanical behavior in the nonlinear regime. A variational formulation of a beam model is presented
Konstantinos Karapiperis   +3 more
wiley   +1 more source

“I’m just a long history of people rejecting referrals” experiences of young people who fell through the gap between child and adult mental health services [PDF]

open access: yes, 2020
The paediatric-adult split in mental health care necessitates young people to make a transition between services when they reach the upper end of child and adolescent mental health services (CAMHS).
Appleton, Rebecca   +4 more
core   +2 more sources

Privacy attitudes and concerns in the digital lives of older adults: Westin's privacy attitude typology revisited [PDF]

open access: yesarXiv, 2018
There is a growing literature on teenage and young adult users' attitudes toward and concerns about online privacy, yet little is known about older adults and their unique experiences. As older adults join the digital world in growing numbers, we need to gain a better understanding of how they experience and navigate online privacy.
arxiv  

CircCCNB1 inhibits vasculogenic mimicry by sequestering NF90 to promote miR‐15b‐5p and miR‐7‐1‐3p processing in nasopharyngeal carcinoma

open access: yesMolecular Oncology, EarlyView.
CircCCNB1 expression is down‐regulated in nasopharyngeal carcinoma (NPC); thus, less NF90 protein is bound to circCCNB1 and more binds to pri‐miRNAs, blocking their (pri‐miRNAs) binding to DGCR8 and inhibiting the processing and generation of miR‐15b‐5p/miR‐7‐1‐3p. Furthermore, decreased miR‐15b‐5p/miR‐7‐1‐3p promotes the expression of the target genes
Chunmei Fan   +6 more
wiley   +1 more source

Sleep in adolescents and young adults [PDF]

open access: yesClinical Medicine, 2017
Sleep has an important role in maintaining health and wellbeing; this relationship is becoming increasingly recognised for adolescents and young adults. Many physicians will encounter young people who present with complaints or conditions that have some relation to poor sleep. This review article looks at why sleep matters within this population group,
Bruce, Ellen S   +2 more
openaire   +2 more sources

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