RESULTS OF INVESTIGATIONS ON THERMAL CHARACTERISTICS OF AIR HEATER BUNDLE MADE OF BIMETALLIC FINNED TUBES by V. B. Kuntysh, V. V. Dudarev, A. B. Sukhotsky, V. I. Volodin

“…The paper provides results of an exploratory test pertaining to heat transfer and resistance of four row staggered bundle made of tubes with aluminium spiral fins having outside diameter of 26 mm which are used in the systems of ventilation, air-conditioning and heating of buildings and also in transport heat exchangers.…”
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Applesnails of Florida Pomacea spp. (Gastropoda: Ampullariidae) by Thomas R. Fasulo

“… Applesnails are larger than most freshwater snails and can be separated from other freshwater species by their oval shell that has the umbilicus of the shell perforated or broadly open. There are four species in Florida, one of which is native and considered beneficial. …”
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Key technology and deployment strategy of 5G fronthaul transport networks by Fengchao FU, Peng WANG, Yu MAO, Yongmei HUANG, Yuanbao XIE, Aihua ZHANG, Guoqiang LIN

“…As one of the frontier communication technology,5G mobile communication technology has attracted much attention in China and abroad.Before large-scale deployment of 5G base station,the transport network must be planned and ready in advance.Four kinds of mainstream 5G fronthaul schemes were introduced and compared from the perspective of construction cost,technical maturity,construction difficulty and so on.Finally,considering 5G evolution in the existing network,some suggestions for the selection of 5G fronthaul schemes in different scenarios were given.…”
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Toxic Anterior Segment Syndrome after Foldable Artiflex Iris-Fixated Phakic Intraocular Lens Implantation by Lucien A. M. van Philips

“…Toxic anterior segment syndrome (TASS) developed in four cases after uneventful implantation of a foldable iris-fixated phakic intraocular lens (pIOL). …”
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Modeling the Medical Interview and an Approach to its Functional Invariants by Luís Alberto Corona Martínez, Mercedes Fonseca Hernández

“…Firstly, the role of the clinical examination and interview in medical diagnosis is demonstrated; secondly, a model for conducting the interview is proposed, consisting of four phases distinguishable from each other by their particular objectives. …”
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Citizen’s Income and the Future of the Welfare State by Michael Opielka, Wolfgang Strengmann-Kuhn

“…They see the reform of the citizen’s income as an incrementalist step toward a basic income and discuss their thesis on four topics: a) the question of the level of the basic income, b) the problem of counting other incomes, c) the relationship to the basic pension and citizen’s insurance, and d) the basic income for children.…”
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Design of High-Order Iterative Methods for Nonlinear Systems by Using Weight Function Procedure by Santiago Artidiello, Alicia Cordero, Juan R. Torregrosa, María P. Vassileva

“…We present two classes of iterative methods whose orders of convergence are four and five, respectively, for solving systems of nonlinear equations, by using the technique of weight functions in each step. …”
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Review of the African genus Digentia Stål, 1878 (Orthoptera, Acrididae, Oxyinae) by Charly Oumarou Ngoute, C. H. F. Rowell

“…The genus Digentia Stål, 1878 currently has four described species from the tropical forest areas of West Central Africa. …”
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Limit 2-Cycles for a Discrete-Time Bang-Bang Control Model by Chengmin Hou, Sui Sun Cheng

“…It is shown that each solution tends to one of four different types of limit 2-cycles. Furthermore, the accompanying initial regions for each type of solutions can be determined. …”
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The Role and Characteristics of National Accounting Standard Setters in the European Union: A Comparative Analysis by José Luis Ucieda Blanco, Beatriz Santos Cabalgante, Domi Romero Fúnez

“…The results reveal the four most relevant dimensions of each NASS (nature, organization, financing, and transparency) and identify two main models of NASS (public and private). …”
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Couples Considering a Blended Family by Kate Fogarty, Millie Ferrer, Sara McCrea, Evelyn Rooks-Weir

“…This version is expanded from four to six pages, and adds color illustrations, additional material on teenage children in blended families, resources and references. …”
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Use of Continuous Intravenous Anakinra Infusion in Multisystem Inflammatory Syndrome in Children by Abdulaziz Alolayan, Abdullah S. Aldamegh, Azzah Alkhayrat

“…We present the case of a patient with critical COVID-19 associated with multisystem inflammatory syndrome in children (MIS-C) successfully treated with anakinra intravenous (IV) infusion.…”
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Computer simulations of the glass transition and glassy materials by Barrat, Jean-Louis, Berthier, Ludovic

“…We organise these numerical strategies into four broad families. For each of them, we describe the general ideas without discussing any technical details. …”
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Fatigue assessment of welded joints by means of the Strain Energy Density method: Numerical predictions and comparison with Eurocode 3 by Pietro Foti, Filippo Berto, Stefano Filippi

“…The main aim of the present work is to investigate the effects of different parameters on the fatigue strength of four different welded details through an energetic approach based on the Strain Energy Density failure criteria. …”
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Toward Customizable Smart Gels: A Comprehensive Review of Innovative Printing Techniques and Applications by Rizwan Ul Hassan, Naseem Abbas, Jongkuk Ko

“…This review focuses on smart materials (SMs), including their variety and fabrication techniques, that can be used to construct three- or four-dimensional structures. The mechanisms and designs of smart materials, limitations of current printing technologies, and perspectives for their future uses are also discussed in this review. …”
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Review of Research on Regenerative Braking Control Strategy of New Energy Vehicle by Fei Xie, Yongfa Qin

“…Aiming at the regenerative braking control problem of new energy vehicles， four basic regenerative braking control strategies， fuzzy control strategies， neural network control strategies， and the research status of comprehensive optimization control strategies based on the above control strategies are summarized. …”
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İLK DÖNEM İSLÂM MANTIKÇILARININ MODAÜTEYE YAKLAŞIMI by İbrahim Çapak

“…The study begins with the survey of all types of modal propositions, which can be classified in four main categories: absolute, possible, necessary, impossible. …”
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Ponovno odkritje ogroženega rumenega porečnika Gomphus flavipes (Charpentier, 1825) v Sloveniji po pol stoletja (Odonata: Gomphidae) by Dušan Šácha, Matjaž Bedjanič

“…Zaradi statusa zavarovane vrste z Dodatka IV Direktive o habitatih EU ter doslej tudi statusa domnevno izumrle in zavarovane vrste po slovenski zakonodaji avtorja poudarjata, da je treba nujno ohranjati njena bivališča in opraviti nadaljnje terenske raziskave na izbranih območjih v Sloveniji. …”
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A strategy for monitoring systemic vulnerability to marine erosion and flooding by Catherine Meur-Ferec, Iwan Le Berre, Lucie Cocquempot, Élisabeth Guillou, Alain Henaff, Thibaud Lami, Nicolas Le Dantec, Pauline Letortu, Manuelle Philippe

“…This article presents a new interdisciplinary approach towards the concept of vulnerability that makes it possible to move beyond the nature/society dichotomy, and an inter-sectorial researcher-manager method for the development of a series of monitoring indicators for the four components of systemic vulnerability: hazards, stakes, management and representations. …”
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Digital and Media Policy in Party Programmes for the German Federal Parliamentary Elections in 2021 — How Clear and Convincing Are Parties’ Messages? by Torsten J. Gerpott

“…Abstract By late April 2021, four parties have published their programme for the German federal parliamentary elections (Bundestag) in September 2021. …”
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