Bibliometric analysis of the research activity efficiency of the Fiber Optics Research Center of the RAS by T. A. Kochergina, L. D. Iskhakova, V. M. Mashinsky, S. L. Semjonov

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Condensation Heat Transfer Efficiency Analysis of Horizontal Double-Sided Enhanced Tubes by Jianghui Zhang, Junjie Wu, He Zhou, Jiaxiang Yu, Bin Zhang, Wei Li, Yan He

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Economic Efficiency of Renewable Energy Investments in Photovoltaic Projects: A Regression Analysis by Adem Akbulut, Marcin Niemiec, Kubilay Taşdelen, Leyla Akbulut, Monika Komorowska, Atılgan Atılgan, Ahmet Coşgun, Małgorzata Okręglicka, Kamil Wiktor, Oksana Povstyn, Maria Urbaniec

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Analysis of Energy Efficiency in Spur Gear Transmissions: Cycloidal Versus Involute Profiles by Joaquim Maria Veciana, Pau Salvadó, Pau Català, Lluïsa Jordi

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Water Use Efficiency Spatiotemporal Change and Its Driving Analysis on the Mongolian Plateau by Gesi Tang, Yulong Bao, Changqing Sun, Mei Yong, Byambakhuu Gantumur, Rentsenduger Boldbayar, Yuhai Bao

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Efficiency and safety of cannabinoid medical use: an analysis of discussions and observed trends on Instagram by Olena Litvinova, Olena Litvinova, Bikash Baral, Thomas Wochele-Thoma, Maima Matin, Nikolay T. Tzvetkov, Olga Adamska, Agnieszka Kamińska, Marcin Łapiński, Artur Stolarczyk, Atanas G. Atanasov, Atanas G. Atanasov

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Efficient Green Extraction of Nutraceutical Compounds from <i>Nannochloropsis gaditana</i>: A Comparative Electrospray Ionization LC-MS and GC-MS Analysis for Lipid Profiling by Cristina Blanco-Llamero, Paz García-García, Francisco Javier Señoráns

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Evaluating the operational efficiency of the compact urban medical group in Qiqihar based on the three-stage DEA and Malmquist index model by Ye Xing, Chong Tian, Jiayu Wang, Yanting Liu, Jun Tao, Taoyu Lin, Yan Zhou, Yan Zhou, Yue Wang, Xue Bai

“…Data from 14 medical institutions inform the analysis, utilizing three carefully selected input and three output variables to comprehensively evaluate resource allocation patterns within the medical consortium.ResultsThe first-stage DEA evaluation of Qiqihar’s 14 medical institutions reveals baseline efficiency scores with comprehensive efficiency at 0.839, pure technical efficiency at 0.950, and scale efficiency at 0.882. …”
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Modification of the Three-Factor Fama-French Model and its Application to Assess the Efficiency of the Portfolio Management of Russian Investment Funds by E. R. Bezsmertnaya, E. A. Kolganova

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Insights into a Novel and Efficient Microbial Nest System for Treating Pig Farm Wastewater by Lifei Chen, Lusheng Li, Guiying Wang, Meng Xu, Yizhen Xin, Hanhan Song, Jiale Liu, Jiani Fu, Qi Yang, Qile Tian, Yuxi Wang, Haoyang Sun, Jianqun Lin, Linxu Chen, Jiang Zhang, Jianqiang Lin

“…However, the key environmental factors influencing the efficiency of this system and the microbial structure are still not clear. …”
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The Efficiency of Universities in Achieving Sustainable Development Goals by Lena Malešević Perović, Maja Mihaljević Kosor

“…Data Envelopment Analysis (DEA) results indicate that, at a macro level, only three to four countries in our sample are fully efficient. …”
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Efficiency of phage therapy in humans: systematic review by N. V. Saperkin, O. V. Kovalishena, D. V. Kvashnina, E. Ruizendaal, R. Scholten

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Efficient Solution of Fokker–Planck Equations in Two Dimensions by Donald Michael McFarland, Fei Ye, Chao Zong, Rui Zhu, Tao Han, Hangyu Fu, Lawrence A. Bergman, Huancai Lu

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Automatic limit and shakedown analysis of 3-D steel frames by Nguyen Dang Hung, Hoang Van Long

“…This paper presents an efficient algorithm for both limit and shakedown analysis of 3-D steel frames by kinematical method using linear programming technique. …”
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PERFORMANCE ANALYSIS OF THE EU MEMBER STATES' TAX SYSTEMS by Mariana-Luminita COMAN (LINTA)

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Assessing the Inbound Tourism Efficiency of European Countries in China: 2006-2019 by Liudan Wu, Lili Hao, Lingzhi Wu, Ruize Gao, Ji Chen

“…In this study, 35 European countries and China were selected as samples and influencing factors oftourism efficiency were constructed within the gravity model (GM) and stochastic frontier analysis (SFA). …”
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Increasing the Efficiency of Solar Electric Power Utilization by V. A. Pobedushkina

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Experimental investigation of graphene-based nanofluid enhanced photovoltaic/thermal system: Energy and exergy analysis by Hussain Madhi, Sattar Aljabair, Ahmed Abdulnabi Imran, Issa Omle

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Sales management. Methodology of Improving the efficiency of the company’s sales system by A.  I.  Nazarov

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Energy Efficient Heat Exchange Network for the Oil Vacuum Distillation Facility by Ved V.E., Ilchenko M.V., Myronov A.N.

“…According to the economic assessment of the implementation effectiveness for developed modernization project, the payback period will not exceed three years.…”
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