User contributions for Oluschinski

10:1610:16, 2 December 2025 diff hist +5,601 N Fatigue Strength Created page with "{{Language_sel|LANG=eng|ARTIKEL=Dauerfestigkeit}} {{PSM_Infobox}} Fatigue strength or continuous fatigue strength __FORCETOC__ ==Determination of fatigue strength== The aim of a vibration test or fatigue test is to determine the vibration strength, or fatigue strength ''σ''D for short. ''σ''D characterises the maximum stress amplitude ''σ''a that a..."

12:2912:29, 1 December 2025 diff hist −3 Error Limit No edit summary current
12:2812:28, 1 December 2025 diff hist +1,469 N Error Limit Created page with "{{Language_sel|LANG=ger|ARTIKEL=Fehlergrenze}} {{PSM_Infobox}} A-Bild-Technik __FORCETOC__ ==Explanation of terms== In measurement or testing technology, error limits or limit deviations [1] are agreed or guaranteed maximum values for positive or negative deviations of the measured value display (output) of a measuring device from the correct value [2] (see also: measured value). Error limits mus..."
12:2812:28, 1 December 2025 diff hist +2,817 N Errors Created page with "{{Language_sel|LANG=ger|ARTIKEL=Fehler}} {{PSM_Infobox}} Product errors __FORCETOC__ ==Product defects== An essential legal basis for materials testing is the Product Liability Act (Produkthaftungsgesetz, Gesetz über die Haftung für fehlerhafte Produkte – ProdHaftG) of 15 December 1989 (Federal Law Gazette/p. 2198). Section 3 of this Act defines the term ‘defect’ as follows: A produc..." current
12:2712:27, 1 December 2025 diff hist 0 N File:Esem in-situ.jpg No edit summary current
12:2712:27, 1 December 2025 diff hist 0 N File:Esem gummi.jpg No edit summary current
12:2712:27, 1 December 2025 diff hist 0 N File:Esem bildentstehung.jpg No edit summary current
12:2712:27, 1 December 2025 diff hist 0 N File:Esem.jpg No edit summary current
12:2512:25, 1 December 2025 diff hist +6,630 N Environmental-SEM (ESEM) Created page with "{{Language_sel|LANG=ger|ARTIKEL=Umgebungs-REM}} {{PSM_Infobox}} Environmental-SEM (ESEM) (Author: Dr. Armin Zankel) __FORCETOC__ ==General information== The method described here has different names in both German-language and English-language literature, which is partly due to different manufacturers. The characteristic feature of this scanning electron microscope method (SEM) ('''Fig. 1''') is the significantly l..." current
12:2512:25, 1 December 2025 diff hist +4,617 N Energy Elasticity Created page with "{{Language_sel|LANG=ger|ARTIKEL=Energieelastizität}} {{PSM_Infobox}} Energy elasticity __FORCETOC__ ==Structural causes of energy elasticity== The structural cause of energy-elastic behaviour is the change in the average atomic distances and bond angles when mechanical stresses are applied. The mechanical work required to do this is stored in the form of potential energy (increase in internal energy) an..." current
12:2412:24, 1 December 2025 diff hist 0 N File:Enf pruefanordnung.jpg No edit summary current
12:2412:24, 1 December 2025 diff hist 0 N File:Enf jis.jpg No edit summary current
12:2412:24, 1 December 2025 diff hist 0 N File:ENF-specimen 1.jpg No edit summary current
12:2312:23, 1 December 2025 diff hist +5,127 N ENF-Specimen Created page with "{{Language_sel|LANG=ger|ARTIKEL=ENF-Prüfkörper}} {{PSM_Infobox}} ENF specimen __FORCETOC__ ==General== The Anglo-Saxon abbreviation ENF stands for "End-Notched Flexure". The ENF test specimen is used to determine the interlaminar fracture toughness of mode II loading. A critical energy release rate in plane strain is determined as a fracture mechanical parameter...." current
12:2212:22, 1 December 2025 diff hist +7,951 N Electronic Instrumentation Created page with "{{Language_sel|LANG=ger|ARTIKEL=Instrumentierung}} {{PSM_Infobox}} Instrumentation __FORCETOC__ ==Registration of load (force) and deflection (displacement)== Instrumentation refers to the equipping of frequently non-instrumented testing equipment in materials testing, such as pendulum impact testers and hardness testing systems, with load (force) an..." current
12:2012:20, 1 December 2025 diff hist 0 N File:Elek Durchschlagfestigkeit-1.jpg No edit summary current
12:1912:19, 1 December 2025 diff hist +8,854 N Electrical Strength Created page with "{{Language_sel|LANG=ger|ARTIKEL=Elektrische Durchschlagfestigkeit}} {{PSM_Infobox}} Electrical strength, Electrical breakdown strength or Electrical breakdown resistance __FORCETOC__ ==General principles and definition== Electrical strength is the electric field strength at which the conductivity of an insulator increases by several orders of magnitude. A polymeric insulation material cannot withstand the influenc..." current
12:0212:02, 1 December 2025 diff hist +4,136 N Elastomer Dispersion Filler Created page with "{{Language_sel|LANG=ger|ARTIKEL=Elastomere Dispersion Füllstoffe}} {{PSM_Infobox}} Elastomers Dispersion Filler __FORCETOC__ ==Types of interaction between fillers and matrix== The mechanical properties of filled elastomers are decisively influenced by the dispersion of the fillers (carbon black, silica, etc.), which must therefore be analyzed in detail [1]. The filler distribution in elastomer mate..." current
12:0212:02, 1 December 2025 diff hist +4,228 N Elastomers Created page with "{{Language_sel|LANG=ger|ARTIKEL=Elastomere}} {{PSM_Infobox}} Elastomers __FORCETOC__ ==Composition of elastomers== Elastomers are incompressible, cross-linked polymer materials that solidify like glass below their glass transition temperature, which is usually well below 0 °C, do not flow viscously even at high temperatures and are elastically deformable in the range between their..." current
12:0112:01, 1 December 2025 diff hist +12 Elastic Modulus →Ultrasound testing
10:4110:41, 1 December 2025 diff hist 0 N File:Elastic Modulus-6.JPG No edit summary current
10:4110:41, 1 December 2025 diff hist 0 N File:Elastizitaetsmodul-5.JPG No edit summary current
10:4110:41, 1 December 2025 diff hist 0 N File:Elastic Modulus-4.JPG No edit summary current
10:4110:41, 1 December 2025 diff hist 0 N File:Elastizitaetsmodul-3.JPG No edit summary current
10:4010:40, 1 December 2025 diff hist 0 N File:Elastizitaetsmodul-2.JPG No edit summary current
10:4010:40, 1 December 2025 diff hist 0 N File:Elastizitaetsmodul-1.JPG No edit summary current
10:3910:39, 1 December 2025 diff hist +19,962 N Elastic Modulus Created page with "{{Language_sel|LANG=ger|ARTIKEL=Elastizitätsmodul}} {{PSM_Infobox}} Elastic modulus __FORCETOC__ ==Introduction== In addition to the Poisson's ratio, the modulus of elasticity (modulus ''E'') is also an important parameter for describing the energy-elastic properties (see: energy elasticity) of plastics. The short-term moduli ''E''t..."
10:3810:38, 1 December 2025 diff hist 0 N File:Elasticity 1.jpg No edit summary current
10:3810:38, 1 December 2025 diff hist +3,164 N Elasticity Created page with "{{Language_sel|LANG=ger|ARTIKEL=Elastizität}} {{PSM_Infobox}} Elasticity plastics __FORCETOC__ ==Types of deformation== Under certain conditions, most materials, or rather the moulded bodies made from them, exhibit elastic behaviour, i.e. they expand under load and then contract again when the load is removed. file:Elasticity_1.jpg {| |- valign="top" |width="50px"|'''Fig. 1''': |width="600px" |Deformation b..." current
10:3710:37, 1 December 2025 diff hist 0 N File:Ehrenstein-1.jpg No edit summary current
10:3710:37, 1 December 2025 diff hist +6,736 N Ehrenstein, Gottfried W. Created page with "{{Language_sel|LANG=ger|ARTIKEL=Ehrenstein, Gottfried W.}} {{PSM_Infobox}} Ehrenstein, Gottfried W. __FORCETOC__ File:Ehrenstein-1.jpg {| |- valign="top" |width="50px"|'''Photo''': |width="600px"|Prof. Dr.-Ing. habil. Dr. h. c. Gottfried W. Ehrenstein, 14. Oktober 2008, Awarded honorary membership of the ‘Akademie Mitteldeutsche Kunststoffinnovationen' |} Prof. Dr. Gottfried W. Ehrenstein (1937 – 2021), bo..." current
10:3610:36, 1 December 2025 diff hist 0 N File:Effective Crack Length Fig.jpg No edit summary current
10:3610:36, 1 December 2025 diff hist +3,110 N Effective Crack Length Created page with "{{Language_sel|LANG=ger|ARTIKEL=Effektive Risslänge}} {{PSM_Infobox}} Effective crack length __FORCETOC__ ==The environment of the crack tip== In the case of macroscopically brittle fracture behaviour, plastic deformation often occurs due to stress concentration in front of the crack tip, i.e. the formation of a Plastic Zone|plastic zon..." current
09:5509:55, 1 December 2025 diff hist +8,915 N Ductility Plastics Created page with "{{Language_sel|LANG=ger|ARTIKEL=Duktilität}} {{PSM_Infobox}} Ductility plastics __FORCETOC__ ==General== In the field of solids, the terms strength, toughness, viscosity, as well as brittleness and ductility are used for property evaluation [1]. In the literature, ductile and toughness material behaviour are often used synonymously without a..."
09:5509:55, 1 December 2025 diff hist 0 N File:D Bild Technik-4.JPG No edit summary current
09:5509:55, 1 December 2025 diff hist 0 N File:D Bild Technik-3.JPG No edit summary current
09:5409:54, 1 December 2025 diff hist 0 N File:D-Scan-2.jpg No edit summary current
09:5309:53, 1 December 2025 diff hist +6,392 N D-Scan Technique Created page with "{{Language_sel|LANG=ger|ARTIKEL=D-Bild-Technik}} {{PSM_Infobox}} D-scan technique __FORCETOC__ ==General information== The D-scan is an ultrasound testing and evaluation method for two-dimensional imaging of the acoustic properties of the surfaces of test specimens. The D-scan, which is usually generated together with the C-scan, is co..." current
09:5209:52, 1 December 2025 diff hist 0 N File:DSC3.JPG No edit summary current
09:5209:52, 1 December 2025 diff hist 0 N File:DSC2.JPG No edit summary current
09:5209:52, 1 December 2025 diff hist 0 N File:DSC-1.jpg No edit summary current
09:5109:51, 1 December 2025 diff hist +14,721 N Differential Scanning Calorimetry (DSC) Created page with "{{Language_sel|LANG=ger|ARTIKEL=Differential Scanning Calorimetry}} {{PSM_Infobox}} Differential scanning calorimetry __FORCETOC__ ==Fundamentals of the DSC method== Dynamic differential scanning calorimetry (DSC) is a testing method frequently used in plastics analysis to measure the thermal energy of a sample during heating (see also: thermal conductivity), cooling, or isothermal storage..." current
09:5109:51, 1 December 2025 diff hist 0 N File:Dielektische Eigenschaften-2.jpg No edit summary current
09:5109:51, 1 December 2025 diff hist 0 N File:Dielectric Properties-1.jpg No edit summary current
09:5009:50, 1 December 2025 diff hist +6,992 N Dielectric Properties Created page with "{{Language_sel|LANG=ger|ARTIKEL=Dielektrische Eigenschaften}} {{PSM_Infobox}} Dielectric properties and dielectric loss factor __FORCETOC__ ==Physical fundamentals== Most amorphous and semi-crystalline plastics used in technical applications are electrical insulators, which is why they are often used for cable sheathing, housings or in capacitors. Their electrical or dielectric properties are largely d..." current
09:4809:48, 1 December 2025 diff hist 0 N File:Dielektrischer Verlust-3.jpg No edit summary current
09:4809:48, 1 December 2025 diff hist 0 N File:Dielektrischer Verlust-2.jpg No edit summary current
09:4809:48, 1 December 2025 diff hist 0 N File:Dielectric Loss Factor-1.jpg No edit summary current
09:4709:47, 1 December 2025 diff hist +5,760 N Dielectric Loss Factor Created page with "{{Language_sel|LANG=ger|ARTIKEL=Dielektrischer Verlustfaktor}} {{PSM_Infobox}} Dielectiric loss factor __FORCETOC__ ==Fundamentals== An electric field exerts forces on a plastic (dielectric) that influence the molecular electrostatics and lead to a charge shift between adjacent potential surfaces. This is associated with a polarisation of the dielectric, which is an essential property of the Plastics|plastic mate..." current
09:4609:46, 1 December 2025 diff hist +16,665 N Density Created page with "{{Language_sel|LANG=ger|ARTIKEL=Dichte}} {{PSM_Infobox}} Density __FORCETOC__ ==General information== To determine the density, the mass and the volume must generally be determined. The density ''ρ'' of a homogeneous body is defined as the ratio of the mass ''m'' to the total volume ''V'', i.e. {| |- |width="20px"| |width="500px" | <math>\rho\,=\, \frac{m}{V}</math> |} where ''V'' is the volume of the total amou..." current

2 December 2025

1 December 2025