Results 41 to 50 of about 3,131,593 (360)

Installation Time of an Initial Support for Tunnel Excavation upon the Safety Factors of Surrounding Rock

open access: yesApplied Sciences, 2020
In engineering practice, the initial support system is commonly installed in the vicinity of the tunnel face after excavation, whereas the self-capacity of rock mass will fail to be utilized and the cost of the initial support system will be expensive ...
Yan-Jun Zhang   +4 more
doaj   +1 more source

Prognostic Impact of Treatment Modalities, Including Targeted Compartmental Radio‐Immunotherapy, in a Cohort of Neuroblastoma Patients With CNS Metastases at Relapse

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Neuroblastoma (NB) with central nervous system (CNS) metastases is rare at diagnosis, but occurs more often during relapse/progression. Patients with CNS metastases face a dismal prognosis, with no standardized curative treatment available.
Vicente Santa‐Maria Lopez   +13 more
wiley   +1 more source

ANALYSIS OF STRENGTH CHARACTERISTICS IN RAILROAD DOWELS PRODUCED BY VARIOUS MANUFACTURERS

open access: yesArchitecture and Engineering, 2019
The article describes operating conditions of the railroad dowel used in ZhBR 65 resilient rail fasteners. Requirements for railroad dowel tests in terms of their expediency, possibility to perform such tests and conformity with the actual operating ...
Dmitrii Nikitin   +3 more
doaj   +1 more source

Exploratory study into a safety format for composite columns exposed to fire [PDF]

open access: yes, 2019
Current performance based structural fire engineering approaches evaluate structural behaviour under prescribed fire scenarios. The mechanical properties of the materials, the load conditions and geometric parameters are all however fraught with ...
Elhami Khorasani, Negar   +3 more
core   +1 more source

Analyzing display photometric features through time-dependent dynamics of accommodative responses and ocular imaging quality

open access: yesScientific Reports
To optimize screen quality for a better and healthier visual experience, it is essential to understand how photometric parameters impact ocular physiological parameters. However, the relationship between these photometric and physiological parameters has
Jianqi Cai   +3 more
doaj   +1 more source

TMT-based quantitative proteomic analysis reveals eggshell matrix protein changes correlated with eggshell quality in Jing Tint 6 laying hens of different ages

open access: yesPoultry Science
: The decline in eggshell quality resulting from aging hens poses a threat to the financial benefits of the egg industry. The deterioration of eggshell quality with age can be attributed to changes in its ultrastructure and chemical composition. Specific
Dan-rong Zhao   +7 more
doaj   +1 more source

Investigating the functionality of an OCT4-short response element in human induced pluripotent stem cells. [PDF]

open access: yes, 2016
Pluripotent stem cells offer great therapeutic promise for personalized treatment platforms for numerous injuries, disorders, and diseases. Octamer-binding transcription factor 4 (OCT4) is a key regulatory gene maintaining pluripotency and self-renewal ...
Awe, Jason P   +9 more
core   +3 more sources

Psychological Safety Among Interprofessional Pediatric Oncology Teams in Germany: A Nationwide Survey

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Psychological safety (PS) is essential for teamwork, communication, and patient safety in complex healthcare environments. In pediatric oncology, interprofessional collaboration occurs under high emotional and organizational demands. Low PS may increase stress, burnout, and adverse events.
Alexandros Rahn   +4 more
wiley   +1 more source

The safety factor of a heterogeneous slope in an open-pit metal mine: A case study from the Tanjianshan gold mine

open access: yesFrontiers in Earth Science, 2023
A landslide of the north open-pit (323N) and the stability and design optimization of the south open-pit (323S) slope in the 323 belts of the Tanjianshan Gold Mine were studied.
Xingdong Zhao, Yifan Zhao, Wenlong Yu
doaj   +1 more source

Bayesian inference and non-linear extensions of the CIRCE method for quantifying the uncertainty of closure relationships integrated into thermal-hydraulic system codes

open access: yes, 2020
Uncertainty Quantification of closure relationships integrated into thermal-hydraulic system codes is a critical prerequisite in applying the Best-Estimate Plus Uncertainty (BEPU) methodology for nuclear safety and licensing processes.The purpose of the ...
Damblin, Guillaume, Gaillard, Pierre
core   +2 more sources

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