Results 41 to 50 of about 308,255 (264)

Roundabout Capacity Estimation Model Considering Driver Behaviour on the Exiting and Entry Flows

open access: yesPromet (Zagreb), 2022
Roundabout capacity estimation has been the subject of several types of research in recent decades. Most of the analyses are based on the empirical or analytical models (e.g.
Marijan ŽURA
doaj   +1 more source

Elasticity with a flow rule for geomaterials [PDF]

open access: yesMaterials Today Communications, 2019
Abstract The modern theory of elasticity and the first law of thermodynamics are cornerstones of engineering science that share the concept of reversibility. For four decades, researchers have noted that extrapolating the more commonly accepted empirical models of geomaterial stiffness violates the first law.
openaire   +1 more source

Life Stage-Specific Hydropeaking Flow Rules [PDF]

open access: yesSustainability, 2019
Peak-operating hydropower plants are usually the energy grid’s backbone by providing flexible energy production. At the same time, hydropeaking operations are considered one of the most adverse impacts on rivers, whereby aquatic organisms and their life-history stages can be affected in many ways.
Daniel Hayes   +9 more
openaire   +2 more sources

Retrospective Analysis of Donor Lymphocyte Infusions in Pediatric Patients With Mixed Chimerism After Hematopoietic Stem Cell Transplantation

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Allogeneic hematopoietic stem cell transplantation (alloHSCT) is an essential therapy for several malignant and nonmalignant diseases, but relapse and graft loss remain the principal threats to its success. Routine monitoring of chimerism and minimal residual disease (MRD) enables early detection of imminent recurrence and guides ...
Carmen Junk   +10 more
wiley   +1 more source

Reservoir ecological operation considering outflow variations across different time scales

open access: yesEcological Indicators, 2021
The regulation of reservoirs contributes huge socioeconomic benefits to society at the expense of inducing adverse effects on downstream ecosystems. The reservoir average outflow (such as monthly) can be out of the ecological flow range while the partial
Yibo Wang   +6 more
doaj   +1 more source

Pediatric Idiopathic Multicentric Castleman Disease Is Often Severe But Responsive to Siltuximab

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Idiopathic multicentric Castleman disease (iMCD) is a potentially fatal immunologic disorder marked by widespread lymphadenopathy and inflammation. Siltuximab, an interleukin‐6 (IL‐6) inhibitor, is the only FDA‐approved treatment for adult patients with iMCD.
Bridget Austin   +17 more
wiley   +1 more source

Experimental research on the dynamic instability characteristic of a pressure relief valve

open access: yesAdvances in Mechanical Engineering, 2019
This article presents detailed experimental results of the influencing factors of flow rate, set pressure, and inlet pipe length of a pressure relief valve.
Wei Ma, Fei Ma, Rong Guo
doaj   +1 more source

The Impact of the COVID‐19 Pandemic on Childhood Cancer Survival: A Population‐Based Assessment of Survival Patterns Between 2015 and 2023 in Germany

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Numerous international studies have reported declines in new cancer diagnoses, delayed diagnoses and disruptions in cancer treatment following the implementation of COVID‐19 pandemic public health measures, raising concerns that these effects may ultimately contribute to increased cancer mortality.
Friederike Erdmann   +8 more
wiley   +1 more source

Fractional elastoplastic constitutive model for sandstone subjected to true-triaxial compressive loading

open access: yesJournal of Rock Mechanics and Geotechnical Engineering
A novel fractional elastoplastic constitutive model is proposed to accurately characterize the deformation of sandstone under true-triaxial stress states. This model is founded on the yield function and the fractional flow rule.
Jiacun Liu   +4 more
doaj   +1 more source

Biphasic Clinical Course of Pediatric Cytomegalovirus‐Associated Immune Thrombocytopenia: Early Poor Treatment Response but Favorable Long‐Term Outcomes

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Cytomegalovirus (CMV) is a recognized trigger of immune thrombocytopenia (ITP); however, its incidence and impact on disease course in children remain controversial. Therefore, we aimed to characterize the clinical course of pediatric patients with CMV‐associated ITP.
Oded Gilad   +9 more
wiley   +1 more source

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