Results 171 to 180 of about 270,247 (224)

Influence of Polymer and Rubber Modification on Fatigue Crack Propagation in Asphalt Mixtures: A Cyclic SCB and Paris Law Investigation

open access: yesFatigue &Fracture of Engineering Materials &Structures, Volume 49, Issue 11, Page 5099-5116, November 2026.
ABSTRACT Fatigue cracking is a major distress limiting asphalt pavement service life, and Paris law–based fracture mechanics offers a more mechanistic understanding than conventional fatigue testing. However, systematic characterization across diverse modifiers, dosages, notch depths, and temperatures remains limited.
Abdullah Demirbag   +3 more
wiley   +1 more source

Influence of Tapered‐End and Round‐End Bristle Designs on the Abrasive Enamel Wear Using Toothpastes With High Discrepancies in Abrasiveness

open access: yesInternational Journal of Dental Hygiene, Volume 24, Issue 4, Page 744-752, November 2026.
ABSTRACT Purpose The aim of this in vitro study was to investigate the influence of bristle end design of toothbrushes and the relative enamel abrasivity (REA) of used toothpaste on the resulting abrasive enamel wear. Materials and Methods A total of 160 bovine enamel samples were allocated into eight groups (n = 20) and surface topography was recorded
Michelle S. Stübi   +5 more
wiley   +1 more source

Middle Managers’ Regulation of the Emotions of Others in Strategy Implementation: A Process Perspective

open access: yesJournal of Management Studies, Volume 63, Issue 7, Page 4039-4074, November 2026.
Abstract This article develops a process model of how middle managers regulate the negative emotions of their team members to support strategy implementation. Based on a 9‐month ethnographic study in a public broadcasting company, we examine how managers navigate emotionally charged resistance to top‐down strategic themes during meetings.
Henrika Franck   +3 more
wiley   +1 more source

NEW TECHNOLOGY OF TRAM GROOVED RAIL ROLLING

open access: yesIzvestiya Visshikh Uchebnykh Zavedenii. Chernaya Metallurgiya = Izvestiya. Ferrous Metallurgy, 2015
V. N. Peretyat’ko   +2 more
openaire   +2 more sources

Variations of the Elastic Properties of the CoCrFeMnNi High Entropy Alloy Deformed by Groove Cold Rolling [PDF]

open access: yesMaterials, 2018
The variations of the mechanical properties of the CoCrFeMnNi high entropy alloy (HEA) during groove cold rolling process were investigated with the aim of understanding their correlation relationships with the crystallographic texture.
Julien Zollinger   +2 more
exaly   +2 more sources

Rolling in four-roller grooves

Steel in Translation, 2008
814 In comparison with two-roller grooves, multiroller grooves have a series of undoubted advantages [1]. In particular, they permit increase in the rigidity of rolling cells and hence the dimensional precision of the rolled product, reduce broadening and improve the extrusional properties of the grooves, change the stress state in the deformation ...
S. P. Burkin   +2 more
openaire   +1 more source

Fatigue Strength of the Rolls with Grooves

Applied Mechanics and Materials, 2013
In Steelworks Split failures of the rolls with grooves on the 3-high-roughing mill stand occurred four times. Detailed analysis of all the elements which influenced the failure was carried out. Stress analysis shownthatthe most critical area of the roll is the 7.a caliber what is corresponding with fracture positions.
Lukša, Francisko   +2 more
openaire   +4 more sources

The influence of rolling speed on the fatigue life of rolls with grooves

International Journal of Damage Mechanics, 2013
In the hot rolling process, rolls with grooves are used for the production of various simple and complex profiles. Main factors influencing the fatigue life of these rolls result from the technological process of the rolling. Rolling speed is an important parameter of technological process which has great influence on overall production.
Lukša, Francisko   +2 more
openaire   +3 more sources

Specific Pressure in Steel Rod Rolling with Grooves

Journal of Materials Engineering and Performance, 2005
In the design of roll stands for use in grooved steel rod rolling, the contact pressure between the rolls and the incoming workpiece is very important. This value can be estimated with the help of a number of analytical and semiempirical models described in the published scientific and technical literature.
DURANTE, MASSIMO   +3 more
openaire   +3 more sources

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