Results 81 to 90 of about 3,385,985 (242)

Curved photovoltaic surface optimization for BIPV: an evolutionary approach based on solar radiation simulation [PDF]

open access: yes, 2009
The paper attempts to address the problem of the optimization of curved photovoltaic surfaces that may become the alternatives of the traditional flat PV surfaces in BIPV.
Cheng, S.
core  

Defining Optimal Head-Tilt Position of Resuscitation in Neonates and Young Infants Using Magnetic Resonance Imaging Data.

open access: yesPLoS ONE, 2016
Head-tilt maneuver assists with achieving airway patency during resuscitation. However, the relationship between angle of head-tilt and airway patency has not been defined.
Utpal S Bhalala   +19 more
doaj   +1 more source

An Experimental Study on the Effect of Surface Orientation and Inclination on Incident Solar Irradiation: Application to Buildings [PDF]

open access: yesJournal of Renewable Energy and Environment
The study explores the impact of surface orientation and tilt on incident solar irradiation. It was conducted in M'Sila, an Algerian province, from February to June.
Mohamed Chouidira   +4 more
doaj   +1 more source

Integrated PANoptosis Profiling Identifies Immunosuppressive Subtypes and a Prognostic Signature With Functional Validation of MLKL in Glioblastoma

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective The prognosis of glioblastoma (GBM) remains highly unfavorable, largely due to high tumor heterogeneity and an immunosuppressive microenvironment. However, the functional role of PANoptosis in this context is poorly understood. Methods Patients were stratified via K‐means clustering. A risk score model was constructed using prognosis‐
Langfei Tian   +6 more
wiley   +1 more source

Stage‐Dependent β‐Synuclein Links MRI and Cognitive Decline in Alzheimer's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Synaptic degeneration drives cognitive decline in Alzheimer's disease (AD), but synaptic biomarkers are scarce. Brain‐enriched β‐synuclein emerged as a synaptic damage marker. We investigated its diagnostic, prognostic, and structural correlates across the AD continuum.
Ulaş Ay   +15 more
wiley   +1 more source

Declination Angle Gage for Tilt Measurement Sensors [PDF]

open access: yes, 2012
There are many examples of devices which need information about tilt angle. Legged mobile robots need tilt information for locomotion stabilization. Coaxial two wheeled mobile devices and snake like robots need tilt information for vertical stabilization.
Kelemenová, Tatiana   +4 more
core   +1 more source

Pain and Patient‐Reported Physical Function Did Not Differ Among Body Composition Profiles in Patients With Hip Osteoarthritis

open access: yesArthritis Care &Research, EarlyView.
Objective To explore whether higher body fat and lower lean mass are associated with greater pain and worse patient‐reported physical function in individuals with hip osteoarthritis (OA). A secondary aim was to examine whether pain and patient‐reported physical function differ according to four body composition profiles: high body fat, low lean mass ...
Alexandra Ryan   +10 more
wiley   +1 more source

Optimizing Tilt Angles: Enhancing PV Energy Output and Reducing Power Costs Across Diverse Climates

open access: yesEngineering Proceedings
The tilt angle of photovoltaic (PV) modules strongly influences long-term energy yield, land-use efficiency, and the resulting cost of power generation, particularly under diverse climatic conditions.
Muhammad Tamoor
doaj   +1 more source

Clinical Validation of Artificial Intelligence (AI)‐based Cartilage Segmentation Predicting Knee Replacement

open access: yesArthritis Care &Research, Accepted Article.
Objective For cartilage morphology to serve as a scalable endpoint in clinical trials, analyses should be performed automatically without human interaction. To clinically validate artificial intelligence (AI)‐based analysis, we studied cartilage loss from MRI prior to knee replacement.
Felix Eckstein   +3 more
wiley   +1 more source

A micromechanical beam-steering device for terahertz systems [PDF]

open access: yes, 2004
Beam-steering techniques are required to fully exploit terahertz imaging systems. We propose and model a device employing artificial dielectric techniques to provide a variable phase-control medium.
Drysdale, T.D., Cumming, D.R.S.
core   +1 more source

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