Results 51 to 60 of about 52,191 (298)

Multiple Positive Solutions for a System of Fractional Order BVP with p-Laplacian Operators and Parameters

open access: yesAxioms, 2023
In this paper, we investigate the existence of positive solutions to a system of fractional differential equations that include the (r1,r2,r3)-Laplacian operator, three-point boundary conditions, and various fractional derivatives.
Abdullah Ali H. Ahmadini   +2 more
doaj   +1 more source

Review of the Influence of non-singular higher order terms on the stress field of thin welded lap joints and small inclined cracks in plates [PDF]

open access: yesFracture and Structural Integrity, 2017
In stress analysis of cracked plates, alongside the stress intensity factor which quantifies the singular stress component perpendicular to the crack plane, the role played in crack growth by the constant term parallel to the crack plane, called the T ...
F. Berto   +3 more
doaj   +2 more sources

Multiple positive solutions for nonlinear high-order Riemann–Liouville fractional differential equations boundary value problems with p-Laplacian operator

open access: yesBoundary Value Problems, 2020
In this paper, we study the existence of multiple positive solutions for boundary value problems of high-order Riemann–Liouville fractional differential equations involving the p-Laplacian operator.
Bibo Zhou   +3 more
doaj   +1 more source

Cumulative Social Disadvantage and Disease Activity in Juvenile Idiopathic Arthritis: A Childhood Arthritis and Rheumatology Research Alliance Registry Study

open access: yesArthritis Care &Research, EarlyView.
Objective Social determinants of health (SDOH) contribute to juvenile idiopathic arthritis (JIA) disparities, but most studies have assessed SDOH independently rather than cumulatively across individual, family, and neighborhood levels. Using a socioecological framework, we investigated the relationship among cumulative social disadvantage ...
William Daniel Soulsby   +448 more
wiley   +1 more source

Shrub expansion in tundra ecosystems: dynamics, impacts and research priorities [PDF]

open access: yes, 2011
Recent research using repeat photography, long-term ecological monitoring and dendrochronology has documented shrub expansion in arctic, high-latitude and alpine tundra ecosystems.
Rayback, Shelly A   +85 more
core   +1 more source

Physician‐Scientist Pipeline for Pediatric Rheumatology: The Current Landscape and Future Perspectives

open access: yesArthritis Care &Research, EarlyView.
Over the past 50 years, the science of pediatric rheumatology has grown exponentially due to an expansion in the understanding of complex rheumatic conditions and a surge in novel targeted therapeutics. Physician‐scientists in the field of pediatric rheumatology have played major roles in these advancements that have improved the care of children ...
Ekemini A. Ogbu   +2 more
wiley   +1 more source

Gene passport prospects raise concerns [PDF]

open access: yes, 2003
The exploitation of human genomic data is rapidly set for expansion, calling for greater public debate about the implications of both the risks and benefits.
Williams, Nigel, Nigel Williams
core   +1 more source

Stress Intensity Factor calculation from displacement fields [PDF]

open access: yesFracture and Structural Integrity, 2017
In the last two decades, visual image techniques such as Digital Image Correlation (DIC) enabled to experimentally determine the crack tip displacement and strain fields at small scales. The displacements are tracked during loading, and parameters as the
S. Beretta, L. Patriarca, S. Rabbolini
doaj   +3 more sources

Impact of Six‐Month Monitoring Compared to Three‐Month Monitoring of Labs During Methotrexate Therapy

open access: yesArthritis Care &Research, Accepted Article.
Objective To evaluate whether extending the American College of Rheumatology (ACR)–recommended monitoring interval for complete blood count and liver function tests in patients receiving methotrexate (MTX) affects timely detection of medication‐related toxicity.
Spencer Simko   +4 more
wiley   +1 more source

Predição de ganho genético com diferentes índices de seleção no milho pipoca CMS-43 Prediction of genetic gain with different selection indexes in popcorn CMS-43

open access: yesPesquisa Agropecuária Brasileira, 2002
O melhoramento simultâneo da capacidade de expansão e da produtividade no milho pipoca são dificultados por causa da correlação negativa entre as duas características, mas o uso de índices de seleção permite contornar essa dificuldade. Em 1997/1998 foram
Maria José Granate   +2 more
doaj   +1 more source

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