Results 121 to 130 of about 105,358 (290)

Analysis of dynamic stall using unsteady boundary-layer theory [PDF]

open access: yes
The unsteady turbulent boundary layer and potential flow about a pitching airfoil are analyzed using numerical methods to determine the effect of pitch rate on the delay in forward movement of the rear flow reversal point.
Nash, J. F.   +2 more
core   +1 more source

Dysregulation of U12‐Type Splicing in Lupus Neutrophils

open access: yesArthritis &Rheumatology, Accepted Article.
Abstract. Objective Neutrophil dysfunction is a hallmark of systemic lupus erythematosus (SLE), but its molecular basis remains unclear. This study explores transcriptional and post‐transcriptional changes in low‐density granulocytes (LDGs), a proinflammatory neutrophil subset expanded in SLE, focusing on NADPH oxidase (Nox) function and minor intron ...
Luz P. Blanco   +11 more
wiley   +1 more source

Balancing act: An autoethnographic study of one medical educator's first year as a mentor

open access: yesAnatomical Sciences Education, EarlyView.
Abstract Novice faculty mentors often struggle with the transition from mentee to mentor. Although they may face similar challenges, each mentor's experience and journey of professional identity formation is unique, influenced by their background, experiences, relationships, and context.
Andrew S. Cale
wiley   +1 more source

Dynamic stall modeling and correlation with experimental data on airfoils and rotors [PDF]

open access: yes
Two methods for modeling dynamic stall have been developed. The alpha, A, B method generates lift and pitching moments as functions of angle of attack and its first two time derivatives. The coefficients are derived from experimental data for oscillating
Blackwell, R. H.   +3 more
core   +1 more source

Market potential of biobased chemicals: a qualitative network analysis of adoption dynamics in South Africa’s bioeconomy

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract The premise of a bioeconomy is the replacement of nonrenewable and unsustainable fossil‐derived resources and associated technologies with more sustainable alternatives. The adoption of biobased chemicals contributes toward the growth of a bioeconomy and is dependent on market and industry requirements.
Prisha Mandree   +2 more
wiley   +1 more source

Experimental investigation of a simple distortion index utilizing steady-state and dynamic distortions in a Mach 2.5 mixed-compression inlet and turbofan engine [PDF]

open access: yes
A wind tunnel investigation was conducted to determine the amplitude and spatial distribution of steady-state and dynamic distortion produced in an inlet with 45 percent of the overall supersonic area contraction occurring internally.
Costakis, W. G.
core   +1 more source

A Low Cost, Low Speed Wind Tunnel For Dynamic Stall Measurement [PDF]

open access: yes, 2010
Aiming to improve the knowledge on both dynamic and static stall of airfoils for wind turbine applications, a new experimental facility (CCB6 wind tunnel) specifically devoted to this application has been developed.
Meseguer Ruiz, José, Ruotolo, Andrea
core  

Pharmacokinetic modelling of intravenous immunoglobulin in children with primary immunodeficiencies and secondary antibody deficiencies

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Abstract Aims Children with primary immunodeficiency (PID) and secondary antibody deficiency (SAD) often require immunoglobulin replacement therapy due to low plasma immunoglobulin G (IgG) levels and recurrent infections. Existing pharmacokinetic models for immunoglobulin in PID patients predominantly focus on adults, with limited attention to ...
Iek Leng Cheng   +4 more
wiley   +1 more source

‘Literal torture’: Vulnerability, resilience and young people's experiences of pressure in physical education

open access: yesBritish Educational Research Journal, EarlyView.
Abstract This paper combines vulnerability and resilience theory to explore the pressure young people experience in Physical Education (PE) and sport at secondary school. The theoretical framework was used to understand both how young people experience PE in school and how vulnerability and resilience function interdependently in social contexts like ...
David Littlefair, Michael Jopling
wiley   +1 more source

A Jet-diffuser ejector for a V/STOL fighter [PDF]

open access: yes
A single ejector equipped with only one vector control jet and a diffuser flap was installed close to the leading edge of the strake of a one-fifth scale, semi-span model of the aircraft, without wing, canard, or tail surface.
Alperin, M., Wu, J. J.
core   +1 more source

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