Showing 161 - 180 results of 2,351 for search 'the diffusion efficiency', query time: 0.10s Refine Results
  1. 161

    Comparison of numerical results of RSM turbulence models for the problem of asymmetrical plane diffuser by Madaliev Murodil, Usmonov Mavlonbek, Tillaboyeva Farangiz, Mamatov Akmaljon, Otakulov Bakhromjon, Ro’zaliyev Sherzodjon, Mamatova Zilolaxon

    Published 2024-01-01
    “…Studies of the behavior of turbulent flow in an asymmetric flat diffuser were carried out by several independent researchers, among whom we can note the works of Obi et al., as well as Buis. …”
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  2. 162

    Investigations on the Aerodynamic Interactions Between Turbine and Diffuser System by Employing the Kriging Method by Bin Qiu, Jinglun Fu, Xiangling Kong, Hongwu Zhang, Qiang Yu

    Published 2025-02-01
    “…An exhaust diffuser determines the turbine outlet pressure by recovering kinetic energy. …”
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  3. 163

    Denoising Diffusion-Based Image Generation Model Using Principal Component Analysis by Myung Keun Song, Asim Niaz, Muhammad Umraiz, Ehtesham Iqbal, Shafiullah Soomro, Kwang Nam Choi

    Published 2024-01-01
    “…As a result, the PCA-DDPM demonstrated superior image quality and efficiency. Notably, it maintained high performance even when trained with a limited amount of data. …”
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  4. 164

    Menstrual cycle inspired latent diffusion model for image augmentation in energy production by Gamal M. Mahmoud, Mostafa Elbaz, Wael Said, Amira A. Elsonbaty

    Published 2025-05-01
    “…This paper introduces menstrual cycle-inspired latent diffusion model (MCI-LDM), a novel framework that addresses these challenges with three key modifications. …”
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  5. 165

    Diffusion-Weighted Imaging-Based Differentiating between Benign and Malignant Ovarian Lesions by Ali Reza Eftekhari Moghadam, Milad Jalilian, Forouzan Absalan, Farhad Heidari

    Published 2025-05-01
    “…Background: Ovarian cancer is a common female malignancy frequently identified at advanced stages. Diffusion-weighted imaging (DWI) provides valuable information on structural traits of tissue and is used as an imaging biomarker in OST cancer prognosis. …”
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  6. 166

    Thermophoresis effects on double-diffusive convection and entropy in a wavy enclosure with NEPCM by Sharaban Thohura, Md. Mamun Molla

    Published 2025-09-01
    “…This study explores double-diffusive natural convection and entropy generation in a wavy enclosure filled with nanoencapsulated phase change materials (NEPCMs), considering the thermophoretic effect. …”
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  7. 167

    DiffuSAR: Frequency Domain-Aware Diffusion Model for SAR Image Generation by Zilu Ying, Wenyu Ke, Yikui Zhai, Zhihao Long, Jianhong Zhou, Hufei Zhu, C. L. Philip Chen

    Published 2025-01-01
    “…Tests on the MSTAR dataset highlight our model's advantages in both generation quality and parameter efficiency compared to other cutting-edge image generation models. …”
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  8. 168
  9. 169

    BCDDM: Branch Correction Denoising Diffusion Model for Black Hole Image Generation by Ao Liu, Zelin Zhang, Songbai Chen, Cuihong Wen, Jieci Wang

    Published 2025-01-01
    “…However, due to the computationally intensive nature of GRRT, the efficiency of generating specific radiation flux images needs to be improved. …”
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  10. 170
  11. 171

    Rapid diagnosis of adult-type diffuse glioma using a layered scheme by Jinsong Wu, Shuai Wu, Dandan Cao, Zhang Xiong, Jianhua Zhang, Yourui Zou, Zanyi Wu, Yanli Nie, Chen Luo, Ye Yao, Yanyan Song, Yuchen Jiao, Hong Chen, Hui Ma, Dezhi Kang, Ying Mao, Hai Yan

    Published 2025-06-01
    “…Methods We propose a novel layered diagnostic scheme for adult-type diffuse gliomas, with IDH and TERTp mutation detection as the initial layer. …”
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  12. 172

    Unveiling Sodium Diffusion Kinetics and Locking Mechanisms for High‐Performance CZTSSe Photovoltaics by Shuyu Li, Chaoran Li, Chu Liu, Jiachen Wu, Letu Siqin, Yuan Li, Guonan Cui, Yanchun Yang, Ruijian Liu, Hongmei Luan, Chengjun Zhu

    Published 2025-08-01
    “…Abstract This work unveils a diffusion‐kinetic modulation strategy that fundamentally redefines sodium management in kesterite photovoltaics, enabling spatially controlled Na sequestration within Cu2ZnSn(S,Se)4 (CZTSSe) absorber layers through a thermally engineered “Na‐locking” mechanism. …”
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  15. 175

    Toward Artificial General Intelligence in Hydrogeological Modeling With an Integrated Latent Diffusion Framework by Chuanjun Zhan, Zhenxue Dai, Jiu Jimmy Jiao, Mohamad Reza Soltanian, Huichao Yin, Kenneth C. Carroll

    Published 2025-02-01
    “…This study develops an integrated Latent Diffusion Model (LDM) framework to address four key hydrogeological modeling tasks: aquifer heterogeneity structure generation, surrogate modeling for flow and transport, and direct inversion of aquifer heterogeneity structure. …”
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  16. 176

    A Point Source Identification Problem for a Time Fractional Diffusion Equation by Xiao-Mei Yang, Zhi-Liang Deng

    Published 2013-01-01
    “…Numerical results indicate that the proposed method is efficient and accurate.…”
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  17. 177

    Spectral tau technique via Lucas polynomials for the time-fractional diffusion equation by Waleed Mohamed Abd-Elhameed, Abdullah F. Abu Sunayh, Mohammed H. Alharbi, Ahmed Gamal Atta

    Published 2024-12-01
    “…Here, we provide a new method to solve the time-fractional diffusion equation (TFDE) following the spectral tau approach. …”
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  18. 178

    Analysis of Two-Grid Characteristic Finite Element Methods for Convection-Diffusion Equations by Keyan Wang, Boxia Hu

    Published 2023-01-01
    “…In this paper, two efficient two-grid algorithms for the convection-diffusion problem with a modified characteristic finite element method are studied. …”
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  19. 179

    A posteriori Variational Multiscale Methods for the 1D convection-diffusion equations by Chacón Rebollo, Tomás, Domínguez-Delgado, Antonio, Gómez Marmol, Macarena

    Published 2023-06-01
    “…We present an extension of this technique to nonlinear convection-diffusion equations (a traffic model), providing an efficient method for the resolution of shocks from just the Galerkin solution at targeted times. …”
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  20. 180

    Evaluation of Copper Diffusion Bonding Parameters Applied to the Manufacture of Flat Heat Pipes by Larissa Perego Mendes, Maria Cristina Amaral, Lucas de Andrade Caldas, Bianca Müller Martins, Kelvin Guessi Domiciano, Larissa Krambeck, Fabio Antonio Xavier, Marcia Barbosa Henriques Mantelli

    Published 2025-06-01
    “…Flat heat pipes are highly effective for electronic thermal management, combining compact design with efficient heat transfer. Diffusion bonding is a promising manufacturing method, enabling leak-tight joints without notable plastic deformation. …”
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