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1301
Neimark-Sacker-Turing Instability and Pattern Formation in a Spatiotemporal Discrete Predator-Prey System with Allee Effect
Published 2018-01-01“…Based on the occurrence of stable homogeneous stationary states, conditions for Neimark-Sacker bifurcation and Turing instability are determined. …”
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1302
Lier récits de vie et récits historiques
Published 2022-07-01“…The second part looks back on two case studies with a heuristic potential to deconstruct the very homogeneous representations of the history of Portuguese colonization and decolonization of Angola, and decompartmentalize national accounts. …”
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1303
Nonlinear Elliptic Boundary Value Problems at Resonance with Nonlinear Wentzell Boundary Conditions
Published 2017-01-01“…In other words, we establish a sort of “nonlinear Fredholm alternative” for our problem which extends the corresponding Landesman and Lazer result for elliptic problems with linear homogeneous boundary conditions. In the second part, we give some additional results on existence and uniqueness and we study the regularity of the weak solutions for these classes of nonlinear problems. …”
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1304
Optimalisasi Pengetahuan Ibu Tentang Stunting Melalui Edukasi Kesehatan Berbasis Booklet
Published 2025-01-01“…Analisis dilakukan mengguakan uji Marginal Homogeneity. Hasil penelitian menujukkan bahwa media booklet memiliki pengaruh dalam meningkatkan pengetahuan ibu yang dimana terjadi peningkatan pengetahuan sebelum dan sesudah diberikan edukasi dengan media booklet dengan nilai p-Value 0,000 (p<0,05). …”
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1305
Research on design strategies for wellness towns from the perspective of spatial resilience
Published 2025-01-01“…However, the planning and development of wellness towns are currently hindered by issues such as severe homogeneity, limited disturbance resistance, and inadequate functionality, which contribute to increased spatial vulnerability. …”
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1306
Post- Impact Fatigue Damage Analysis of Quasi Isotropic CFRP Laminates through Infrared Thermography
Published 2019-06-01“…The temperature rise observed in the passive thermography at the fiber/ply breakage during static strength tests were proportional to corresponding load drops and the non-homogeneous spread of damage at the onset of tensile failure was seen from the thermographs.…”
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1307
Modeling of surface electromagnetic waves with axial symmetry on a bi-isotropic one-layer plane screen
Published 2019-12-01“…A homogeneous three-domain boundary-value problem for a one-layer plane screen from a bi-isotropic material is formulated. …”
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1308
Identification of Gallus Domesticus and Joper Chicken Meat Types Using Glcm Combined With K-NN Method
Published 2024-12-01“…In this research, 200 training data samples were used to extract color and texture features and perform calculations using five GLCM parameters (energy, entropy, homogeneity, contrast, and correlation) with four texture distribution directions: 0°, 45°, 90°, and 135°. …”
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1309
Test-beam measurements of instrumented sensor planes for a highly compact and granular electromagnetic calorimeter
Published 2024-01-01“…Results from this test beam are presented on the sensor response homogeneity, edge effects, signal sharing and embedded trace effect.…”
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1310
Prediction of Ammunition Storage Reliability Based on Improved Ant Colony Algorithm and BP Neural Network
Published 2019-01-01“…Aiming at the incompleteness of field data, “zero failure” data pretreatment, “inverted hanging” data pretreatment, normalization of data, and small sample data augmentation are carried out. A homogenization sampling method is proposed to extract training and testing samples. …”
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1311
Thermal-Hydraulic System Codes in Nulcear Reactor Safety and Qualification Procedures
Published 2008-01-01“…Whereas the first system codes, developed at the beginning of the 1970s, utilized the homogenous equilibrium model with three balance equations to describe the two-phase flow, nowadays the more advanced system codes are based on the so-called “two-fluid model” with separation of the water and vapor phases, resulting in systems with at least six balance equations. …”
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1312
Rare Case of Leiomyoma and Adenomyosis in Mayer-Rokitansky-Kuster-Hauser Syndrome
Published 2016-01-01“…Transabdominal ultrasonography showed a homogenous adnexal mass of 10 × 8 cm, uterus sized 5 × 4 cm, and normal kidneys. …”
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1313
On the non existence of periodic orbits for a class of two dimensional Kolmogorov systems
Published 2021-11-01“…In this paper we characterize the integrability and the non-existence of limit cycles of Kolmogorov systems of the form $$ x^{\prime}=x\left(B_{1}(x,y)\, \ln \left| \frac{A_{3}(x,y)}{A_{4}(x,y)}\right| + B_{3}(x,y)\ln \left| \frac{A_{1}(x,y)}{A_{2}(x,y)}\right| \right), $$ $$ y^{\prime}=y\left(B_{2}(x,y)\ln \left| \frac{A_{5}(x,y)}{A_{6}(x,y)}\right| + B_{3}(x,y)\ln \left| \frac{A_{1}(x,y)}{A_{2}(x,y)}\right| \right) $$ where $A_{1}\left( x,y\right) ,$ $A_{2}\left( x,y\right) ,$ $A_{3}\left( x,y\right) ,$ $A_{4}\left( x,y\right) ,$ $A_{5}\left( x,y\right) ,$ $A_{6}\left( x,y\right) ,$ $B_{1}\left( x,y\right) ,$ $B_{2}\left( x,y\right),$ $B_{3}\left( x,y\right) $ are homogeneous polynomials of degree $a,$ $a,$ $b,$ $b,$ $c,$ $c,$ $n,$ $n,$ $m$ respectively. …”
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1314
Gait Planning and Stability Analysis of Lower Limb Wearable Walkers
Published 2023-12-01“…The part between the joints of the leg of the walker is regarded as a homogeneous rigid link, nine special time points of each joint in the complete walking cycle are extracted, and the coordinates and angles of the joints at each time point are analyzed. …”
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1315
Unstructured Grids and the Multigroup Neutron Diffusion Equation
Published 2013-01-01“…A simple two-dimensional homogeneous circular reactor is solved using a coarse unstructured grid in order to illustrate some basic differences between the finite volumes and the finite elements method. …”
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1316
Removal of crystal violet dye from aqueous solution using adsorbent prepared from oak tree fruit waste
Published 2024-08-01“…The Langmuir model best described the absorption of CV dye, indicating that it is monolayer and homogeneous (R 2 = 0.996). The maximum absorption capacity under optimal conditions was 23.86 mg/g. …”
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1317
Sintering Behavior of CNT Reinforced Al6061 and Al2124 Nanocomposites
Published 2014-01-01“….% led to the formation of CNT clusters which resulted in less uniform and homogenous composite powders. Almost full densification of Al6061 reinforced with CNTs was achieved at 500°C. …”
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1318
Variabilité de certains paramètres climatiques et impacts sur la durée des périodes humides de développement végétal dans une station au centre et une autre au nord du Burkina Faso...
Published 2019-03-01“…Pettitt's test and Hubert's segmentation procedure revealed several breaks of homogeneity localized in : (i) 1981 (Ouagadougou), 1973 and 1995 (Ouahigouya) for rainfall, (ii) 1984 (Ouagadougou) for HR, (iii) 1985 and 1994 (Ouagadougou), 1978 and 1992 (Ouahigouya) for ETP. …”
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1319
Schrödinger–Hardy system without the Ambrosetti–Rabinowitz condition on Carnot groups
Published 2024-06-01“…In this paper, we study the following Schrödinger–Hardy system \begin{equation*} \begin{cases} -\Delta_{\mathbb{G}}u-\mu\frac{\psi^2}{r(\xi)^2}u=F_u(\xi,u,v)\ &{\rm in}\ \Omega, \\ -\Delta_{\mathbb{G}}v-\nu\frac{\psi^2 }{r(\xi)^2}v=F_v(\xi,u,v)\ &{\rm in}\ \Omega, \\ u=v=0 \ \ & {\rm on}\ \partial\Omega, \end{cases} \end{equation*} where $\Omega $ is a smooth bounded domain on Carnot groups $\mathbb{G}$, whose homogeneous dimension is $Q\geq 3$, $\Delta_{\mathbb{G}}$ denotes the sub-Laplacian operator on $\mathbb{G}$, $\mu$ and $\nu$ are real parameters, $r(\xi)$ is the natural gauge associated with fundamental solution of $-\Delta_{\mathbb{G}}$ on $\mathbb{G}$, $\psi$ is the geometrical function defined as $\psi=|\nabla_{\mathbb{G}}r|$, and $\nabla_{\mathbb{G}}$ is the horizontal gradient associated with $\Delta_{\mathbb{G}}$. …”
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1320
Finite-Element Simulation of Electroosmotic Mixing: A Study of the Simultaneous Effects of Working Parameters for Optimization
Published 2022-01-01“…In view of the importance of improving the mixing quality, for the first time, the present work investigates the simultaneous effects of mixing chamber geometry (circular, hexagonal, and octagonal), electric field frequency (5, 7, 10, and 15 Hz), inlet velocity (0.1-0.2 mm·s−1), and phase difference (0-π) on the flow inside an electroosmotic micromixer using the finite-element tool COMSOL Multiphysics 5.4 to optimize the process and achieve homogeneous mixing. The flow-field, concentration-field, and electric-field equations were coupled and solved simultaneously. …”
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