New pages

07:5807:58, 1 December 2025 Crack Model according to BARENBLATT (hist | edit) [4,941 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Rissmodell nach BARENBLATT}} {{PSM_Infobox}} Crack model BARENBLATT __FORCETOC__ ==Fundamentals of the model== The GRIFFTITH and IRWIN & MC CLINTOCK crack models have in common that infinitely large stresses occur at the crack tip with a very sharp notch. In order to elimin...")
07:5807:58, 1 December 2025 Crack Models (hist | edit) [2,340 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Rissmodelle}} {{PSM_Infobox}} Crack models __FORCETOC__ '''Crack models''' ==Crack models== Blumenauer gives a brief explanation of the most commonly used crack models in [1]. Such crack models provide the basis for the basic concepts of fracture mechanics and the fracture mechanics material testing based on them, with the aim of determining fracture mechani...")
07:5707:57, 1 December 2025 Crack Initiation (hist | edit) [2,051 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Rissinitiierung}} {{PSM_Infobox}} Crack initiation __FORCETOC__ ==Initiation of a crack== Crack initiation is essentially the transition from a stationary crack to a moving crack. Starting from microdefects in the material volume, the resulting stress concentrations cause the fracture strength to be exceeded local...")
07:5407:54, 1 December 2025 Crack Formation (hist | edit) [5,637 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Bruchentstehung}} {{PSM_Infobox}} Crack formation __FORCETOC__ ==The deformation energy for fracture formation== In order to explain the processes involved in fracture formation, it is useful to compare an unloaded tensile test specimen with a loaded tensile test specimen without and with a crack. 400px {| |- v...")
07:5207:52, 1 December 2025 Crack (hist | edit) [10,614 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Riss}} {{PSM_Infobox}} Crack __FORCETOC__ ==General definition== A crack is a discontinuity that can be present in a material due to production-related or operational causes [1]. If it exceeds a permissible critical expansion, the crack is the most dangerous of all discontinuities, as it represents a material separation, i.e. a material area whose load-bearing capacity is no longer g...")
07:5007:50, 1 December 2025 Correspondence Principle (hist | edit) [3,591 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Korrespondenzprinzip}} {{PSM_Infobox}} Correspondence principle __FORCETOC__ ==Classification== The correspondence principle is derived from BOLTZMANN's superposition principle. It provides the important practical statement that the solutions available from elasticity theory may be used in the Linear-viscoelastic Behaviour|linear-viscoelastic...")
07:5007:50, 1 December 2025 Continuum Mechanics (hist | edit) [2,802 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Kontinuumsmechanik}} {{PSM_Infobox}} Continuum mechanics __FORCETOC__ ==Explanation of terms== In continuum mechanics, models are established to describe the mechanical and thermal behaviour of materials and are used to describe and model the mechanical behaviour of components. The material is regarded as a continuum, i.e. as a continuou...")
07:4707:47, 1 December 2025 Continuous Vibration Test (hist | edit) [14,712 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Dauerschwingversuch}} {{PSM_Infobox}} Vibration test, continuous vibration test or cyclic loading test __FORCETOC__ ==Thermal failure== The work to be applied per unit volume during a sinusoidal stress in a fatigue test consists of two components: the elastically stored work ''W''', which is recovered as mechanical work during unloading, and the loss work ''W'&ap...")
07:4507:45, 1 December 2025 Compression Test Compliance (hist | edit) [8,193 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Druckversuch Nachgiebigkeit}} {{PSM_Infobox}} Compression test compliance __FORCETOC__ ==Factors influenced by the device system== In compression tests to determine the stress–strain behaviour of plastics, it is generally not possible to use a mechanical strain transducer (extensometer, strain gauge) to directly measure the strain on the test speci...")
07:4307:43, 1 December 2025 Compression Test Arrangement (hist | edit) [7,569 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Druckprüfanordnung}} {{PSM_Infobox}} Problems with the execution of the compression test __FORCETOC__ ==Measurement requirements== A number of measurement requirements must be met in order to accurately perform the compression test to evaluate the material behaviour under uniaxial compressive loading [1]. On the one hand, the test arrangement appears to be rel...")
07:4007:40, 1 December 2025 Compression Test (hist | edit) [12,450 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Druckversuch}} {{PSM_Infobox}} Compression test __FORCETOC__ ==Compression test arrangement and loading scheme== The compression test is used to assess the material behaviour under uniaxial compression loading, whereby rectangular prisms, cylinders or tubes can be used as test specimens. '''Figure 1''' schematically illustrates a compression test facility and the test...")
07:2907:29, 1 December 2025 Composite Materials Testing (hist | edit) [10,876 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Prüfung von Verbundwerkstoffen}} {{PSM_Infobox}} Composte materials testing – Fundamentals __FORCETOC__ ==General== Fibre-reinforced composites are a composite of fibres and matrix, whereby the fibres serve to reinforce the matrix. In such composites, the matrix can consist of a thermoplastic (PP, PA or POM) or Thermosets|...")
07:2807:28, 1 December 2025 Component Testing (hist | edit) [4,891 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Bauteilprüfung}} {{PSM_Infobox}} Component testing __FORCETOC__ ==Testing of plastic components== Ensuring high quality is a fundamental requirement in the development and production process of plastic components. Special test procedures are used to test the functionality, serviceability, operational safety and lifetime of Plastic Component |...")
07:2607:26, 1 December 2025 Component Failure (hist | edit) [5,213 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Bauteilversagen}} {{PSM_Infobox}} Component failure __FORCETOC__ ==Property and requirements profile== Component failure (see Figure) occurs when the material's property profile (physical, mechanical, thermal and chemical properties) does not match the component's requirement profile (see: fracture behaviour of plastic components). {| |-...")
07:2407:24, 1 December 2025 Colour Penetration Test (hist | edit) [5,803 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Farbeindringprüfung von Lasersinterbauteilen}} {{PSM_Infobox}} Colour penetration test of laser sintered components __FORCETOC__ ==The colouring of laser sintered components== The mass density of a laser sintered component can be used as an indicator of component quality. The density of a component determined using the buoyancy method can be used to draw conclusions ab...")
07:2207:22, 1 December 2025 Capillary Rheometer (hist | edit) [5,244 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Kapillarrheometer}} {{PSM_Infobox}} Capillary rheometer (Author: Prof. Dr. H.-J. Radusch) ==General principles== Capillary rheometers are used to determine the flow behaviour of polymer melts [1]. Capillary rheometers are characterised by the fact that the fluid to be examined flows through a capillary, which can have a circular cross-section, circular ring cross-section or also a r...")
07:2207:22, 1 December 2025 Calibration (hist | edit) [2,584 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Kalibrieren}} {{PSM_Infobox}} Calibration __FORCETOC__ ==Measurement process== In materials testing, the term calibration, i.e. the practical activity of ‘calibrating’, refers to the determination of the relationship between the measured values of a measuring system used and the corresponding values defined by reference to ‘standards’...")
07:1507:15, 1 December 2025 BUCHHOLZ Hardness (hist | edit) [1,957 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=BUCHHOLZ-Härte}} {{PSM_Infobox}} BUCHHOLZ hardness __FORCETOC__ ==Indentation resistance according to BUCHHOLZ== The Buchholz hardness test is used to assess the hardness of polymer coating materials (paints) in accordance with ISO 2815. In this standard, BUCHHOLZ hardness is referred to as “Buchholz indentation resistance” (Eindruckwiderstand nach Buchholz). Fil...")
07:1207:12, 1 December 2025 B-Scan Technique (hist | edit) [6,388 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=B-Bild-Technik}} {{PSM_Infobox}} B-scan technique __FORCETOC__ ==General information== The B-scan is an ultrasound procedure for displaying a cross-sectional image of a test object. It is composed of A-scans that have been recorded on a line at equidistant measuring points. The individual A-scan planes are arranged parallel to each other, and each amplitude is as...")
07:1107:11, 1 December 2025 Brittle-Tough Transition (hist | edit) [3,539 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Spröd-Zäh-Übergang}} {{PSM_Infobox}} Brittle-tough transition __FORCETOC__ ==Description of the brittle-tough transition== In a physical dependence of material toughness (as a measure of energy dissipation or resistance to crack propagation), the brittle-tough transition characterizes a characteristic point at which a fundamental change in material behaviour occurs, e.g. a transit...")
07:1007:10, 1 December 2025 Brittle Fracture Promoting Factors (hist | edit) [5,506 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Sprödbruchfördernde Faktoren}} {{PSM_Infobox}} Brittle fracture promoting factors __FORCETOC__ ==General information== The failure of components made of plastics and composite materials (see: fracture behaviour of plastics components) is promoted by a number of factors...")
07:0807:08, 1 December 2025 BOLTZMANN's Superposition Principle (hist | edit) [2,985 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=BOLTZMANN'sches Superpositionsprinzip}} {{PSM_Infobox}} A-Bild-Technik __FORCETOC__ ==Laws of viscoelasticity== BOLTZMANN's superposition principle, named after the Austrian physicist Ludwig Boltzmann (1844–1906), together with the correspondence principle and the time–temperature shift law, is used to describe the L...")
07:0707:07, 1 December 2025 Blumenauer, Horst (hist | edit) [4,566 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Blumenauer, Horst}} {{PSM_Infobox}} Blumenauer, Horst __FORCETOC__ 150px {| |- valign="top" |width="50px"|'''Photo''': |width="600px" |Prof. Dr.-Ing. habil. Dr.-Ing. e.h. Horst Blumenauer |} Horst Blumenauer (7 February 1935–15 May 2018) was a renowned German materials scientist and materials mechanic who taught as a professor of ‘Metallurgy and Me...")

14:3014:30, 28 November 2025 Bio-Plastics – Impact-Modified (hist | edit) [8,230 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Bio-Kunststoffe_–_schlagzähmodifiziert}} {{PSM_Infobox}} Bio-plastics – Impact-modified __FORCETOC__ ==Diversity of bio-plastics== As part of the HiBiKuS project funded by the [https://www.bundesregierung.de/breg-en/federal-government/ministries/federal-ministry-of-research-technology-and-space Federal Ministry of Research, Technology and Space (BMFTR)], Polymer Service GmbH...")
14:2614:26, 28 November 2025 Bio-Plastics (hist | edit) [5,189 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Bio-Kunststoffe}} {{PSM_Infobox}} Bio-plastics __FORCETOC__ ==Explanation of the term “bio-plastics”== Plastics have changed the world. The polymer all-rounders have led to completely new products, have driven technological progress like no other material and opened up new perspectives for engineers to realize their ideas. Standard plastics such as polyvinyl chloride ([http://192...")
14:2514:25, 28 November 2025 Bierögel, Christian (hist | edit) [6,198 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Bierögel, Christian}} {{PSM_Infobox}} Bierögel, Christian __FORCETOC__ file:Bieroegel.jpg {| |- valign="top" |width="50px"|'''Photo''': |width="600px" |Prof. Dr. Christian Bierögel |} Prof. Dr. Christian Bierögel (1953–2018), born on 18 January 1953 in Dresden, attended primary school in Dresden/[https://de.wikipedia.org/wiki/Cursdorf Cursdorf] and [https://en.wikipedia.o...")
14:2114:21, 28 November 2025 Bend Test – Yield Stress (hist | edit) [5,858 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Biegeversuch Fließspannung}} {{PSM_Infobox}} Bend test – Yield stress __FORCETOC__ ==General principles== Similar to the tensile test, the different deformation components in bend loading, which are time- and load-dependent, must be taken into account when evaluating the measurement results. Depending on the type of plastic, linear-elastic, linear-viscoelastic,...")
14:2014:20, 28 November 2025 Bend Test – Test Influences (hist | edit) [2,542 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Biegeversuch Prüfeinflüsse}} {{PSM_Infobox}} Bend test − Test influences __FORCETOC__ ==Bend test − Test influences== So-called self-adjusting supports are still sometimes used in the practical testing bend tests ('''Fig. 1a'''). These test systems work very well with metallic materials, since the forces generated are much greater than wit...")
14:2014:20, 28 November 2025 Bend Test – Specimen Shapes (hist | edit) [6,224 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Biegeversuch Prüfkörperformen}} {{PSM_Infobox}} Bend test – Specimen shapes __FORCETOC__ ==Test specimen geometry for three-point bending tests of thermoplastics== In the case of the three-point bend test on plastics, the test specimen with the dimensions 80 × 10 × 4 mm3 are usually used in accordance with the standard ISO 178 of the ...")
14:1614:16, 28 November 2025 Bend Test – Specimen Preparation (hist | edit) [7,279 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Biegeversuch Prüfkörperentnahme}} {{PSM_Infobox}} Bend test – Specimen preparation __FORCETOC__ ==Specimen shapes for bend testing== For the three-point bend test on plastics, in accordance with the relevant standards of bend testing of plastics [1–3], the test specimen with dimensions 80 mm x 10 mm x 4 mm is preferably used. This test specimen ca...")
14:1414:14, 28 November 2025 Bend Test – Shear Stress (hist | edit) [5,265 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Biegeversuch Schubspannung}} {{PSM_Infobox}} Bend test – Shear stress __FORCETOC__ ==Causes for the occurence of shear stresses== In the bend test on plastics, it is assumed in accordance with the preferred standards for the bending test of plastics [1, 2] that a pure normal stress state is present in the test specimen. In analogy to this, a pure shear stress co...")
14:1014:10, 28 November 2025 Bend Test – Influences (hist | edit) [9,270 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Biegeversuch Einflüsse}} {{PSM_Infobox}} Bend test – Influences __FORCETOC__ ==Elastic bending theory== The elastic line for large deflections w is described with the general differential equation of the elastic bending line of the deformed bending test specimen (2nd order theory), which is complicated to handle from an engineering point of view and can only be...")
14:0914:09, 28 November 2025 Bend Test Compliance (hist | edit) [6,303 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Biegeversuch Nachgiebigkeit}} {{PSM_Infobox}} Bend test compliance __FORCETOC__ ==The machine compliance of the materials testing machine== In bending tests to characterise the deformation behaviour or elastic properties of plastics, it may not be possible to use measuring devices for direct measurement of the deflection of the test specimen...")
14:0514:05, 28 November 2025 Bend Test (hist | edit) [6,189 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Biegeversuch}} {{PSM_Infobox}} Bend test __FORCETOC__ ==General== The quasi-static bend test is used, in particular, for the examination of brittle materials, which cause measurement problems in the tensile test due to their failure behaviour. In the case of homogeneous and isotropic plastics, this test is applied according to ISO...")
14:0314:03, 28 November 2025 Bend Loading (hist | edit) [7,220 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Biegebeanspruchung}} {{PSM_Infobox}} Bend loading __FORCETOC__ ==General== Bending loading is one of the most common types of loading encountered in practice and is therefore of great importance for determining the material values of plastics and fibre composites. The load type is used specifically for the following test methods: * Flexural test f...")
14:0214:02, 28 November 2025 BEGLEY and LANDES – J-Integral Estimation Method (hist | edit) [4,091 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Auswertemethode nach Begley und Landes}} {{PSM_Infobox}} ''J''-Integral estimation method according to BEGLEY and LANDES (BL) __FORCETOC__ '''Evaluation method according to Begley and Landes''' ==Basic assumption of the estimation method== ''J''-integral estimation methods are used for the determination of fracture mechanical Material...")
14:0014:00, 28 November 2025 Barcol Hardness (hist | edit) [2,727 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Barcol-Härte}} {{PSM_Infobox}} Barcol hardness __FORCETOC__ ==Basics of Barcol hardness== The Barcol hardness measurement method is especially designed for measuring the hardness of glass fibre reinforced plastics, thermosets and hard thermoplastic materials. The valid standards for this test method are ASTM D 2583 [1] and DIN EN 59 [2]. '''Fig. 1''' shows the schematic structure of...")
13:2713:27, 28 November 2025 Anisotropy (hist | edit) [11,921 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Anisotropie}} {{PSM_Infobox}} Anisotropy __FORCETOC__ ==Definition== In physics, and in particular in materials technology and materials testing, the term anisotropy generally refers to the directional dependence of material-specific properties. This directional dependence may be due to the composition or structure of the materials, thei...")
13:2313:23, 28 November 2025 Ashing Method (hist | edit) [5,400 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Veraschungsmethode}} {{PSM_Infobox}} Ashing method __FORCETOC__ ==Ashing methods== To experimentally determine the quantitative content of inorganic fillers or reinforcing materials, the ashing method is often used in testing practice, which is carried out either with the aid of {| |- |A) | |a muffle furnace up to 700...")
13:1813:18, 28 November 2025 Altstädt, Volker (hist | edit) [6,609 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Altstädt, Volker}} {{PSM_Infobox}} Altstädt, Volker __FORCETOC__ 150px {| |- valign="top" |width="50px"|'''Photo''': |width="600px" |Prof. Dr.-Ing. Volker Altstädt |} Prof. Dr. Volker Altstädt, born on December 5, 1954, in Kassel, is a German physicist and polymer materials engineer whose scientific work focuses on plastics Material Science...")
13:1413:14, 28 November 2025 Air-Ultrasound (hist | edit) [8,168 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Luftultraschall}} {{PSM_Infobox}} Air-ultrasound __FORCETOC__ ==Introduction== Air-ultrasound is an ultrasonic testing method in which air is used as the coupling medium. The ultrasonic sensors are not in contact with the test material. This testing method is suitable for non-contact, Non-destructive Polymer Testing | non-destructiv...")
13:1313:13, 28 November 2025 Ageing Elastomers (hist | edit) [6,522 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Alterung Elastomere}} {{PSM_Infobox}} Ageing elastomers __FORCETOC__ ==Ageing and ageing resistance of elastomers== Ageing is defined as the totality of chemical and physical changes that lead to the alteration of mechanical properties over time [1, 2]. This reduces the applicability of the products over time. These property changes can lead to the point where the Fracture Beha...")
13:1213:12, 28 November 2025 Ageing (hist | edit) [6,018 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Alterung}} {{PSM_Infobox}} Ageing __FORCETOC__ ==Definition== Ageing is understood to be the totality of all chemical and physical processes irreversibly occurring in a material over the course of time. Ageing takes place under natural environmental conditions. In special cases, however, ageing may have special characteristics, such as elevated temperatures,...")
13:1213:12, 28 November 2025 Adjustment (hist | edit) [2,191 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Justieren}} {{PSM_Infobox}} Adjustment __FORCETOC__ ==Explanation oft the term== In materials testing, adjustment means setting or balancing of a measuring instrument to eliminate systematic measurement deviations to the extent required for the intended application. Adjustment requires expert intervention that permanently changes the measuring instrument. Its aim is to ensure minimum...")
13:0613:06, 28 November 2025 Adhesive Joints – Determination of Characteristic Values (hist | edit) [9,175 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Klebverbindungen – Kennwertermittlung}} {{PSM_Infobox}} Adhesive joints ‒ Determination of characteristic values (Author: Prof. Dr.-Ing. Stephan Marzi) __FORCETOC__ ==Determination of fracture mechanics values on DCB-specimens for adhesive joints== As shown in '''Figure 1''', the DCB-specimen is preferably used to determine the (critical) Energy Release Rate|e...")
13:0613:06, 28 November 2025 Acoustic Properties (hist | edit) [4,884 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Akustische Eigenschaften}} {{PSM_Infobox}} Acoustic properties __FORCETOC__ ==Fundamentals== The acoustic properties are essentially represented by the material values sound velocity and acoustic damping. They are closely linked to the mechanical material parameters] [[Elastic Modulus|modulus of elasticity (abbreviated to m...")
13:0413:04, 28 November 2025 Acoustic Emission (hist | edit) [4,171 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Akustische Emission}} {{PSM_Infobox}} Acoustic emission __FORCETOC__ ==Definition== Acoustic emissions (sound emissions, SE for short) are elastic stress waves (sound waves) that are generated and propagate as a result of stress reduction in the material volume, specifically due to Micromechanics & Nanomechanics|micromechanical...")
13:0213:02, 28 November 2025 Absorption Sound Waves (hist | edit) [7,253 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Absorption Schallwellen}} {{PSM_Infobox}} Absorption sound waves __FORCETOC__ ==Physical fundamentals== When a sound wave hits an external or internal interface (see also: phase boundary surface), it will partially penetrate this material (transmission sound waves), but will also be partially reflected b...")

13:0913:09, 19 September 2025 Abrasion Elastomers (hist | edit) [9,343 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Abrieb Elastomere}} {{PSM_Infobox}} Abrasion elastomers __FORCETOC__ ==General== Abrasion is the loss of material on the surface of test specimens or components due to abrasive mechanical stress, which occurs when surfaces act on each other. The wear behaviour of elastomers is influenced n...")
11:2811:28, 19 September 2025 Content (hist | edit) [29,647 bytes] Oluschinski (talk | contribs) (Created page with "Welcome to the PSM Lexicon "Plastics Testing and Diagnostics" from [http://www.psm-merseburg.de Polymer Service GmbH Merseburg] (PSM)! {{PSM_Infobox}} {{TOC_eng}} == A == {{Mehrspaltige Liste |breite=30em |liste= *Abbreviated Terms – Plastics (see Plastics – Symbols and Abbreviated Terms) *Abrasion Elastomers *Absorption Light (see Light Absorption) *Absorption Sound Waves *Acoustic Emission *Acoustic Micr...")

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