Results 91 to 100 of about 1,756,114 (279)

Multi-triplet bound states and finite-temperature dynamics in highly frustrated quantum spin ladders

open access: yes, 2016
Low-dimensional quantum magnets at finite temperatures present a complex interplay of quantum and thermal fluctuation effects in a restricted phase space.
Honecker, Andreas   +2 more
core   +1 more source

Exercise Interventions in Children, Adolescents and Young Adults With Paediatric Bone Tumours—A Systematic Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Bone tumours present significant challenges for affected patients, as multimodal therapy often leads to prolonged physical limitations. This is particularly critical during childhood and adolescence, as it can negatively impact physiological development and psychosocial resilience.
Jennifer Queisser   +5 more
wiley   +1 more source

The Effect of the Arrangement and Length of the Concrete Shear Walls on the Response Modification Factor (R)

open access: yesElectronic Journal of Structural Engineering, 2014
In equivalent static analysis procedure, the design seismic force is affected by the response factor related to the inelastic behavior of the structure.
S. B. Talaeitaba   +2 more
doaj   +1 more source

Correlating low energy impact damage with changes in modal parameters: diagnosis tools and FE validation [PDF]

open access: yes, 2011
This paper presents a basic experimental technique and simplified FE based models for the detection, localization and quantification of impact damage in composite beams around the BVID level.
Abrate S.   +16 more
core   +3 more sources

A Comparative Study of Cerebral Oxygenation During Exercise in Hemodialysis and Peritoneal Dialysis Patients

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Cognitive impairment and exercise intolerance are common in dialysis patients. Cerebral perfusion and oxygenation play a major role in both cognitive function and exercise execution; HD session per se aggravates cerebral ischemia in this population. This study aimed to compare cerebral oxygenation and perfusion at rest and in mild
Marieta P. Theodorakopoulou   +10 more
wiley   +1 more source

Investigating the Effect of the Number of End-Panel Studs on the Seismic Properties of Cold-Formed Light-Steel Shear-Panel Braces

open access: yesArchives of Civil Engineering, 2013
Detailed investigation of the effect of the number of end-panel studs on the seismic properties of light-steel shear-panel braces in cold-formed steel frames and in particular the associated response modification coefficients (R) factor, are presented in
Tafti Mohammad Reza Javaheri   +1 more
doaj   +1 more source

Further analysis of the effects of baffles on combustion instability [PDF]

open access: yes
A computerized analytical model, developed to predict the effects of baffles on combustion instability, was modified in an effort to improve the ability to properly predict stability effects.
Oberg, C. L., Schuman, M. D.
core   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Height Effect on Response Modification Factor of Open Chevron Eccentrically Braced Frames [PDF]

open access: yesIranica Journal of Energy and Environment, 2012
The necessity of making buildings taller and height of new buildings is now one of the major problems in building design and codes of interest is located.
Gholamreza Abdollahzadeh   +1 more
doaj  

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