Alignment-induced self-organization of autonomously steering microswimmers: Turbulence, clusters, vortices, and jets by Segun Goh, Elmar Westphal, Roland G. Winkler, Gerhard Gompper

“…Microorganisms can sense their environment and adapt their movement accordingly, which gives rise to a multitude of collective phenomena, including active turbulence and bioconvection. In fluid environments, collective self-organization is governed by hydrodynamic interactions. …”
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Simulation Analysis of Air Flow and Turbulence Statistics in a Rib Grit Roughened Duct by I. I. Vogiatzis, A. C. Denizopoulou, G. K. Ntinas, V. P. Fragos

“…Flow characteristics and several aspects of turbulent flow are presented and discussed including velocity components and statistics of turbulence. …”
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Real-time adaptive optics for high-power laser beam correction in the strong turbulence by A.L. Rukosuev, A.N. Nikitin, I.V. Galaktionov, Y.V. Sheldakova, A.V. Kudryashov

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Volcanic eruption tremor from particle impacts and turbulence using conduit flow models by Katherine Coppess, Fredric Lam, Eric Dunham

“…Here we expand upon a recently introduced theoretical model that attributes eruption tremor to particle impacts and dynamic pressure changes in the turbulent flow above fragmentation (Gestrich et al., 2020). …”
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Collisionless Tearing Instability in Relativistic Nonthermal Pair Plasma and Its Application to MHD Turbulence by Ivan Demidov, Yuri Lyubarsky

“…We apply these results to relativistic MHD turbulence, where magnetic energy greatly exceeds plasma rest energy, and derive an expression for the transverse size of turbulent eddies unstable to tearing mode. …”
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A Two-Fluid Conditional Averaging Paradigm for the Theory and Modeling of Turbulent Premixed Combustion by Vladimir L. Zimont

“…In this article, we further develop this paradigm and pay particular attention to the problem of modeling turbulent premixed combustion in the context of a two-fluid approach. …”
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Challenges in detecting wind turbine power loss: the effects of blade erosion, turbulence, and time averaging by T. H. Malik, C. Bak

“…This study aims to improve the understanding and analysis of real wind turbine measurements by employing aeroelastic simulations to investigate the combined effects of LEE, turbulence intensity (TI), and time averaging as a data processing technique and to show how they obscure the effects of erosion. …”
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Propagation Properties of Partially Coherent Flat-Topped Beam Rectangular Arrays in Plasma and Atmospheric Turbulence by Xinkai Ma, Hui Zhang, Yuanhao Zhao, LinXuan Yao, Changchun Yu, Yaru Gao, Yangsheng Yuan, Yangjian Cai, Bohan Guo

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Effect of Twisted-Tape Turbulators and Nanofluid on Heat Transfer in a Double Pipe Heat Exchanger by Heydar Maddah, Reza Aghayari, Morshed Farokhi, Shabnam Jahanizadeh, Khatere Ashtary

“…The effects of temperature, mass flow rate, and concentration of nanoparticles on the overall heat transfer coefficient, heat transfer changes in the turbulent flow regime Re≥2300, and counter current flow were investigated. …”
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A filter inspired by deep-sea glass sponges for oil cleanup under turbulent flow by Yuan Yu, Chi Ding, Jinna Zhang, Nanqi Ren, Chuyang Y. Tang, Shijie You

“…Results demonstrate that the vortex-anchored filter can retain external turbulent-flow kinetic energy in low-speed vortical flow with small Kolmogorov microscale (85 μm) in the cavity of skeleton, leading to enhanced interfacial mass transfer and residence time by physical field synergy. …”
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Numerical Analysis of Forced Convection of Nanofluid under Turbulent Flow between Two Parallel Plates by Iman Pishkar, S. Mohammad Hoseini

“…Therefore, this paper focuses on the turbulent heat transfer of nanofluid between two parallel plates and the effect of the volume fraction of nanoparticles on turbulent heat transfer is investigated. …”
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RETRACTED: The influence of artificial turbulization on the efficiency of heat exchange in the channels of solar air heating collectors by Uzbekov Mirsoli, Boynazarov Bekzod, Madaminov Javlonbek, Nasretdinova Feruza, Hamidjonov Zuhriddin, Rakhimov Mirkamol

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3D Instantaneous Reconstruction of Turbulent Industrial Flames Using Computed Tomography of Chemiluminescence (CTC) by A. Unterberger, M. Röder, A. Giese, A. Al-Halbouni, A. Kempf, K. Mohri

“…The results presented are one of a series of experimental demonstrations of CTC applications to turbulent gaseous flames. The work reveals the potential to use any kind of luminescence measurement, such as emission from heated particles in coal-fired flames, for analysis of the flame shape directly in 3D.…”
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Mathematical Modeling of Turbulent Gas Flames and Assessment of Environmental Indicators of Modern Gas Burning Devices by K. V. Dobrego, S. A. Zhdanok, V. I. Timoshpolsky, I. M. Kozlov, V. A. Tishchenko, I. V. Kotov

“…The paper reveals the procedure of calculation of velocity fields, flame temperature and changes in concentration of the components of combustion products on the basis of time and length of a turbulent flame of gas-burning devices. This method is used to justify the selection of burners for state-of-the-art furnaces of the Republican Unitary Enterprise (RUE) «Byelorussian Steel Mills».…”
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Heat Transfer in U-Tubes: Simulating the Performance of Delta Winglet Pairs in Laminar and Turbulent Flows by Fotis Naoumis, Harris Linardos, Giouli Mihalakakou, John A. Paravantis, Vassilis Kostopoulos

“…Overall, vortex generators demonstrated their highest effectiveness in curved tubes during the laminar-to-turbulent flow transition. In fully turbulent flow, the friction factor increased disproportionately to the modest gains in heat transfer. …”
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Numerical Computation of Turbulent Flow and Heat Transfer in a Radially Rotating Channel with Wall Conduction by Frank K. T. Lin, G. J. Hwang, S.-C. Wong, C. Y. Soong

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Development of adaptive mechanisms of budget planning in the field of marketing activities in a turbulent economic environment by A. A. Sazonov, M. V. Sazonova

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Periods of constant wind speed: how long do they last in the turbulent atmospheric boundary layer? by D. Moreno, J. Friedrich, M. Wächter, J. Schwarte, J. Peinke

“…A comparison to wind time series generated with standard synthetic wind models and to time series from ideal stationary turbulence suggests that these structures are not characteristics of small-scale turbulence but seem to be consequences of larger-scale structures of the atmospheric boundary layer and thus are multi-scale. …”
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Large Eddy Simulation of a Turbulent Spray Jet Flame Using Filtered Tabulated Chemistry by Adrien Chatelier, Benoît Fiorina, Vincent Moureau, Nicolas Bertier

“…This work presents Large Eddy Simulations of the unconfined CORIA Rouen Spray Burner, fed with liquid n-heptane and air. Turbulent combustion modeling is based on the Filtered TAbulated Chemistry model for LES (F-TACLES) formalism, designed to capture the propagation speed of turbulent stratified flames. …”
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Combined Heat and Mass Transfer of Fluid Flowing through Horizontal Channel by Turbulent Forced Convection by Jamal Eddine Salhi, Kamal Amghar, Hicham Bouali, Najim Salhi

“…In the present paper, we report a numerical study of dynamic and thermal behavior of the incompressible turbulent air flow by forced convection in a two-dimensional horizontal channel. …”
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