Impact of Surface Roughness on the Aerodynamic Efficiency of Wind Turbines: A New CFD-based Correlation by A. Bouhelal, M. N. Hamlaoui, A. Smaili

“…A modified version of the universal logarithmic wall function was implemented to quantify the influence of surface roughness. Comparative analyses between clean and rough blade surfaces under varying wind conditions showed that surface degradation significantly impacts the efficiency of wind turbines. …”
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The Impact of Blade Surface Roughness on Wind Turbine Efficiency: A Monte Carlo Method Approach by Dariush Biazar, Amard Afzalian

“…ABSTRACT This paper investigates the impact of blade surface roughness on the performance and efficiency of wind turbines. …”
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Effect of Erosion on Surface Roughness and Hydromechanical Characteristics of Abrasive-Jet Machining by Vadym Baha, Jan Pitel, Ivan Pavlenko

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Highly Efficient Cutting of Quartz Glass with Low Roughness and Minor Chipping Using Bessel Laser Beams by Lei Xiong, Yuhang An, Ling Zhang, Cheng Tang, Tianci Zhang, Aibin Zuo, Wenyan Gao

“…The results of the experiments show that using the optimal cutting speed and pulse width significantly improved cutting quality, reduced surface damage and sputtering, enabled the penetration of the modified cutting cross-section throughout the material, and decreased cutting cross-section roughness to 607 nm Ra. This technique holds promise for the laser-processing industry, enhancing both the quality and efficiency of cutting 1 mm thick quartz glass.…”
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Reusability limits of microblades in periodontal tunneling surgery: Impact on cutting efficiency, morphology, roughness, and clinical safety by Renata Oliveira Ribeiro Horn, Carlos Nelson Elias

“…The results showed a statistically significant increase in cutting force and surface roughness after three reuses. Microstructural degradation was evident after the third use, indicating compromised clinical efficiency. …”
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The evaluation of energetic and exergetic performances of solar air heater using transverse wire rib roughness with various gaps - an experimental study by Dilbag Singh Mondloe, Harish Kumar Ghritlahre, Gajendra Kumar Agrawal

“…The key parameters utilized were mass flow rates (ṁ = 0.01891–0.03937 kg/s), relative roughness height (e/D = 0.043), and relative roughness pitch (p/e = 10). …”
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Results of the evaluation of the unlined reclamation canals efficiency by Viktoria F. Talalaeva, Oleg A. Baev

Subjects: “…efficiency…”
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Towards outstanding energy-efficiency in a recyclable triboelectric nanogenerator based on a soft-rough composite material by Saisai Hu, Ping Su, Deyin Tao, Luhui Zhu, Aiping Chen, Dawei Gu, Mustafa Eginligil

“…Energy efficiency vs. degradability of materials making up triboelectric nanogenerators (TENGs) is critical for recyclable energy sources. …”
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Transforming Burnishing Techniques: A Novel Method to Enhance Efficiency and Surface Quality Through Tool Feed Variation by Frezgi Tesfom Kebede, Csaba Felho

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A Pre-Study of the Relationship Between Machining Technology Parameters and Surface Roughness in the Scope of the Optimal Cost Efficiency of Machining by László Pálfi, József Beke, Szabolcs Szalai

“…This research investigates the relationship between machining technology parameters and surface roughness to optimize the cost efficiency of machining processes. …”
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The influence of lubricating coolant and processing modes on surface roughness during face milling of workpieces made of aluminum alloys by A. G. Kisel, D. S. Makashin

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Fuel-Efficient Road Classification Methodology for Sustainable Open Pit Mining by Boyu Luan, Wei Zhou, Zhogchen Ao, Zhihui Han, Yufeng Xiao

“…This study proposes a fuel-efficient road classification methodology for open-pit coal mines. …”
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Roughness-driven compressive sensing AFM for accurate nanoscale surface characterization in functional material systems by Yusong Li, Jialin Shi, Gongxin Li, Shenghang Zhai, Xiao Li, Boyu Wu, Chanmin Su, Lianqing Liu

Subjects: “…Nanoscale surface roughness…”
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Efficiency of activated charcoal powder in stain removal and effect on surface roughness compared to whitening toothpaste in resin composite: In vitro study by Raneem S. Alofi, Haya A. Alsuayri, Lojain S. Mohey, Adeem S. Alofi

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Roughness and Energy Losses Induced by Mussel Growth on the Walls of Hydraulic Structures and Application to a Water Transfer Project by Jiahao Zhang, Mengzhen Xu, Boris Huber, Markus Grünzner, Koen Blanckaert

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Experimental Study on Efficient Short Electric Arc Turning of Titanium Alloy by Guoyu Hu, Haotian Jiao, Wei Gao, Junfeng Zhang

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Efficiency of face milling hardened steels with cubic boron nitride tools by V.S. Antonyuk

“…This article examines the efficiency of using cubic boron nitride tools in face milling of hardened steels. …”
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Method for detecting rough road index using iot sensor fusion and v2v interaction for efficient road infrastructure management by Akhilesh Kumar Singh, Damodar Reddy Edla

“…The method proposed explores the integration of Internet of Things (IoT) technologies and sensor fusion techniques into modern transportation systems to enhance efficiency, safety, and road quality assessment. The study not only emphasizes the importance of V2V communication using DSRC Dedicated Short Range Communication, Threshold Based Algorithms (TBA) and Dynamic Time Warping (DTW) but also proposes a novel approach of IoT multi-sensor fusion hardware model that is designed to identify clean and rough surface road conditions. …”
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A portable soil surface roughness instrument for automatic two-dimensional profile roughness measurement in the field by Gang Sun, Xiu Wang, Shuai Gao, Jinmei Pan, Qinhuo Liu, Wenjiang Huang

“…Current roughness measurement methods, such as manual pin meters and photogrammetry, face limitations in field portability, automation, and cost efficiency. …”
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Modeling the Heterodyne Efficiency of Array Detector Systems in the Presence of Target Speckle by Yutao Liu, Xiaodong Zeng, Changqing Cao, Zhejun Feng, Zhi Lai, Zhaojin Fan, Ting Wang, Xu Yan, Shuanglin Fan

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