Results 21 to 30 of about 152,306 (137)

Test Series D experimental results for SIMMER code validation of WCLL BB in-box LOCA in LIFUS5/Mod3 facility

open access: yesFusion Engineering and Design, 2020
Abstract The in-box LOCA (Loss of Coolant Accident) is a relevant safety issue for the design of the WCLL BB. Research activities are ongoing to master phenomena and processes occurring during the postulated accident, to enhance the predictive capability and reliability of numerical tools, and to validate computer models, codes and procedures for ...
Eboli, Marica   +5 more
openaire   +1 more source

Taking a look at small-scale pedestrians and occluded pedestrians [PDF]

open access: yes, 2019
Small-scale pedestrian detection and occluded pedestrian detection are two challenging tasks. However, most state-of-the-art methods merely handle one single task each time, thus giving rise to relatively poor performance when the two tasks, in practice,
Cao, Jiale   +4 more
core   +1 more source

On a computer-aided approach to the computation of Abelian integrals [PDF]

open access: yes, 2011
An accurate method to compute enclosures of Abelian integrals is developed. This allows for an accurate description of the phase portraits of planar polynomial systems that are perturbations of Hamiltonian systems.
A. Neumaier   +27 more
core   +2 more sources

The Use of Generalized Information Dimension in Measuring Fractal Dimension of Time Series

open access: yes, 1998
An algorithm for calculating generalized fractal dimension of a time series using the general information function is presented. The algorithm is based on a strings sort technique and requires $O(N \log_2 N)$ computations. A rough estimate for the number
Ashkenazy, Yosef
core   +1 more source

Role of shocked accretion flows in regulating the QPO of galactic black hole candidates [PDF]

open access: yes, 2003
Using a generalized non-spherical, multi-transonic accretion flow model, we analytically calculate the normalized QPO frequency ${\bar {\bf {\nu}}}_{qpo}$ of galactic black hole candidates in terms of dynamical flow variables and self-consistently study ...
Matsumoto R., Paczynski B., Tapas K. Das
core   +2 more sources

Accident-tolerant hybrid ceramics for fusion breeding blanket

open access: yesMaterials & Design
In a water-cooled ceramic breeding blanket for fusion reactors, hydrogen gas generation by steam oxidation of metallic Be compounds (i.e. neutron multiplier) in a loss-of-coolant accident (LOCA) raises major safety concerns.
Keisuke Mukai   +3 more
doaj   +1 more source

The Impact of Learner Characteristics and AI Utilization on Learning Experiences in a Smart Nutrition Education Platform

open access: yesFuture in Educational Research, EarlyView.
ABSTRACT This study investigated the relationships between learner characteristics, AI utilization, and learning outcomes in an intelligent nutrition education platform. By examining 109 university students, we explored how prior nutrition literacy, motivational factors, task anxiety, and critical thinking abilities influenced learners' interactions ...
Shan Li, Guozhu Ding
wiley   +1 more source

A novel chemical reaction model for safety analysis of lithium–lead/water interaction in water cooled lithium lead breeding blankets using SIMMER code

open access: yesNuclear Fusion
The water cooled lithium lead breeding blanket (BB) stands out as one of the most promising designs for future fusion reactor BBs. However, the significant interaction between water and lithium–lead, particularly triggered by an In-Box LOCA (Loss of ...
V. Cossu   +6 more
doaj   +1 more source

Ideas: Let\u27s Play Bingo: A New Way to Learn Numbers, Vocabulary, and Verbs [PDF]

open access: yes, 1995
The objective of this activity is to help beginning students learn numbers, and practice vocabulary and verbs in an interesting and meaningful way.
Lee, Lina
core   +1 more source

The Role of Daily and Monthly Bias Corrected Data in Preserving the Monthly Cross‐Correlation Between Precipitation and Temperature

open access: yesInternational Journal of Climatology, EarlyView.
Daily bias‐correction aggregated to monthly scale preserves the cross‐correlation between precipitation and temperature better than direct monthly bias‐correction. The Canonical Correlation Analysis (CCA) method outperforms Quantile Regression (QR) and MACA, yielding lower bias and higher accuracy, highlighting its suitability for multivariate climate ...
Chingka Kalai   +3 more
wiley   +1 more source

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