New pages

14:4414:44, 5 December 2025 Surface (hist | edit) [12,867 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Oberfläche}} {{PSM_Infobox}} Surface __FORCETOC__ ==General information== The surface of components or semi-finished products corresponds to a thin outer surface layer in the thickness range of approx. 1 nm to several µm, which is decisive for the optical properties, such as colour, reflectivity and gloss, and the mechanical su...")
14:4414:44, 5 December 2025 Support Distance (hist | edit) [4,931 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Auflagerabstand}} {{PSM_Infobox}} Support distance or Support span __FORCETOC__ ==Definition== The support distance, also known as the support span, is the geometric distance between the abutments supporting the test specimen in the bending test, measured at the centre of the abutments. ==Support distance in the bending test== In the quasi-static bend...")
14:4314:43, 5 December 2025 Standard Atmospheres (hist | edit) [5,584 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Normklimate}} {{PSM_Infobox}} Standard atmospheres __FORCETOC__ ==Test specimen preparation and standard climate== The reproducibility of measurement results requires error-free production of test specimens and sufficient constancy of the test climate in terms of ambient temperature and humidity. The constancy of the internal test specimen condition...")
14:4314:43, 5 December 2025 Specimen for Fracture Mechanics Tests (hist | edit) [1,789 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Prüfkörper für bruchmechanische Prüfungen}} {{PSM_Infobox}} Specimen for fracture mechanics tests ==Definition of terms== In the context of the Wiki-lexicon "Polymer Testing & Diagnostics", the term test specimen is used uniformly in connection with mechanical and fracture mechanics testing. Test sp...")
14:4114:41, 5 December 2025 Specimen Compliance (hist | edit) [17,033 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Probennachgiebigkeit}} {{PSM_Infobox}} A-Bild-Technik __FORCETOC__ ==General== In material or polymer testing, the term ‘compliance’ refers to two fundamental factors that influence the determination of characteristic values. These are the so-called machine compliance as a property of a Material...")
14:4014:40, 5 December 2025 Specimen (hist | edit) [2,358 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Prüfkörper}} {{PSM_Infobox}} Specimen ==Definition== In the context of the WIKI-dictionary "Polymer Testing & Diagnostics", the term test specimen is used uniformly in connection with mechanical and fracture mechanics testing. Test specimens often have component-like or component-matched shapes and are specified and standardized in t...")
14:3814:38, 5 December 2025 Sound Velocity (hist | edit) [10,986 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Schallgeschwindigkeit}} {{PSM_Infobox}} Sound velocity __FORCETOC__ ==General remarks== The sound velocity is an essential property of the medium through which sound travels and describes the time it takes for a wave or wave packet to travel the distance between two points in the medium. This parameter is a basic parameter of Ultrasound Testing|ultrasound tes...")
14:3714:37, 5 December 2025 Sound Test (hist | edit) [2,739 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Klangprüfung}} {{PSM_Infobox}} Sound test __FORCETOC__ ==Sound as a sign of quality – Subjective sound testing== One of the oldest non-destructive testing methods is sound testing. This involves striking the workpiece (usually metal) with a hammer. The sound produced in the audible frequency range then provides information about whether a workpiec...")
14:3614:36, 5 December 2025 Sound Pressure (hist | edit) [4,327 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Schalldruck}} {{PSM_Infobox}} Sound pressure __FORCETOC__ ==Definition== Sound pressure ''p'' is a physical measured variable (see also: material parameter) that is widely used in non-destructive polymer testing, particularly in acoustic resonance analysis and Ultrasound Testing|...")
14:3514:35, 5 December 2025 Sound Power (hist | edit) [3,350 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Schallleistung}} {{PSM_Infobox}} Sound power __FORCETOC__ ==Definition== Sound power is a material parameter that is widely used in non-destructive polymer testing, particularly in acoustic resonance analysis and ultrasound testing. It represents the sound energy emitted per unit...")
14:3414:34, 5 December 2025 Sound Emission Testing (hist | edit) [7,379 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Schallemissionsprüfung}} {{PSM_Infobox}} Signal sources and signal processing __FORCETOC__ ==Signal sources and signal processing== Sound emission testing is a quasi-non-destructive testing method that is linked to damage-inducing processes. The sound emissions released in the process can be caused by mechanical, biological or c...")
14:3114:31, 5 December 2025 Sound Emission Experimental Conditions (hist | edit) [7,932 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Schallemission}} {{PSM_Infobox}} Sound emission experimental conditions __FORCETOC__ ==General== Sound emission testing is used on plastics to investigate damage behaviour and locate sources of acoustic emissions in components, and in materials testing and development to characterise dominant Deform...")
14:2614:26, 5 December 2025 Sound Emission Analysis (hist | edit) [6,529 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Schallemissionsanalyse}} {{PSM_Infobox}} Sound emission analysis __FORCETOC__ ==General== One method of materials testing that has gained importance in recent years is sound emission analysis (SEA) or sound emission testing. This is an acoustic testing method for investigating sound emissions with the aim of determin...")
14:2514:25, 5 December 2025 Sound Emission (hist | edit) [1,736 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Schallemission}} {{PSM_Infobox}} Sound emission __FORCETOC__ ==Definition== Sound emissions always occur in solids when certain material stresses are exceeded and elastic energy is released in the form of mechanical stress waves. 600px They can be caused by both microscopic and macroscopic processes. The emissions can be caused by...")
14:2514:25, 5 December 2025 Slenderness Ratio (hist | edit) [2,178 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Schlankheitsgrad}} {{PSM_Infobox}} Slenderness ratio __FORCETOC__ ==Fundamentals== The slenderness ratio is used to evaluate the geometric suitability of test specimens for determining material values in compression tests and for calculating the critical buckling stress. When subjected to compressive stress, the test specimen must...")
14:2414:24, 5 December 2025 Sink Mark (hist | edit) [3,470 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Einfallstelle}} {{PSM_Infobox}} Sink mark In the injection moulding process of plastic components, a volume contraction ( shrinkage) occurs during cooling. In areas of mass accumulation or large wall thicknesses, this volume contraction of the melt is increased, whereby the reducing volume cannot be replaced by new melt as the injection channel has already so...")
14:2114:21, 5 December 2025 Shrink Voids (hist | edit) [4,946 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Vakuolen}} {{PSM_Infobox}} Schrink Voids __FORCETOC__ ==General information== The terms “vacuoles”, “shrink holes” and “vacuences” are also used synonymously in Anglo-Saxon literature. During the injection moulding process, a volume contraction (shrinkage) occurs when the moulded part (see: moulding compounds) cools in t...")
14:1814:18, 5 December 2025 SHORE Hardness (hist | edit) [16,914 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=SHORE-Härte}} {{PSM_Infobox}} SHORE Hardness __FORCETOC__ ==Basics== The SHORE hardness, named after Albert Ferdinand Shore, is a characteristic value that is mainly used for elastomers and rubber-elastic polymers. It is directly related to the indentation depth and is thus a measure of the material hardness. According to DIN 53505 [1], which was valid until 2012, a distinction is ma...")
14:1814:18, 5 December 2025 Servo-hydraulic Testing Machine (hist | edit) [3,562 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Servohydraulische Prüfmaschine}}{{PSM_Infobox}} Servo-hydraulic testing machine __FORCETOC__ ==Fundamentals== In servo-hydraulic high-speed testing machines (see also: high-speed tensile test), the load on the test specimen is not applied according to the principle of force coupling, as is the case in [[Quasi-static Test Methods|quasi-static]...")
14:1614:16, 5 December 2025 SENB-Specimen (hist | edit) [5,338 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=SENB-Prüfkörper}} {{PSM_Infobox}} SENB-specimen __FORCETOC__ The English abbreviation SENB stands for "single-edge notched bend" and the SENB test specimen is referred to in German as a three-point bending test specimen. ==Requirements for the test specimen geometry== In the experimental determination of fracture mechanical values, the following basic conditions must be observed:...")
14:1614:16, 5 December 2025 Seidler, Sabine (hist | edit) [5,274 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Seidler, Sabine}} {{PSM_Infobox}} Seidler, Sabine __FORCETOC__ file:Seidler.jpg {| |- valign="top" |width="50px"|'''Photo''': |width="600px" |Prof. Dr. Dr. h.c. mult. Sabine Seidler (Copyright Raimund Appel) |} Prof. Dr. [https://de.wikipedia.org/wiki/Sabine_Seidler Sabine Seidler], born on 29 August 1961 in [https://sangerhausen.de/ Sangerhausen], is a German-Austrian material...")
14:1414:14, 5 December 2025 Scanning Acoustic Microscopy (SAM) (hist | edit) [6,386 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Ultraschall-Mikroskopie}} {{PSM_Infobox}} Scanning Acoustic Microscopy (SAM) or Ultrasonic microscopy __FORCETOC__ ==General information== Ultrasonic microscopy is an ultrasonic inspection method for visualising surfaces in the 10 µm range. High frequencies and focussing ultrasonic sensors are used to generate small wavelengt...")
14:1214:12, 5 December 2025 Round Robin Test (hist | edit) [3,166 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Ringversuch}} {{PSM_Infobox}} Round robin test __FORCETOC__ ==General information== A round robin test is a widely used method for external quality comparison of measurement procedures in frequently nationally accredited testing laboratories (see: Accreditation and certification). Basically, test specimens manufactured by a manufacture...")
14:1014:10, 5 December 2025 RICE, PARIS and MERKLE – J-Integral Estimation Method (hist | edit) [4,396 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Auswertemethode nach Rice, Paris und Merkle}} {{PSM_Infobox}} J-integral estimation method according to RICE, PARIS and MERKLE (RPM) __FORCETOC__ ==Basic assumption of the estimation method== ''J''-integral estimation methods are used to determine fracture-mechanical characteristic values according to the J-Integral...")
14:1014:10, 5 December 2025 Resonance Analysis (hist | edit) [1,941 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Resonanzanalyse}} {{PSM_Infobox}} Resonance analysis (acoustic) __FORCETOC__ ==Fundamentals== Acoustic resonance analysis is used to detect inhomogeneities and defects (microstructural defects, inclusions, cracks) in test objects that oscillate at their resonance frequencies after external excitation (impact, shock) (see also: errors). This incl...")
14:0914:09, 5 December 2025 Relaxation Plastics (hist | edit) [4,069 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Relaxation Kunststoffe}} {{PSM_Infobox}} Relaxation plastics __FORCETOC__ ==General== The material value level of plastics is greatly influenced by test conditions such as test speed and test temperature. This behaviour is described by the viscoelastic properties of this group of materials and manifest...")
14:0814:08, 5 December 2025 Reincke, Katrin (hist | edit) [8,271 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Reincke, Katrin}} {{PSM_Infobox}} Reincke, Katrin __FORCETOC__ 150px Prof. Dr Katrin Reincke, born on 25 May 1970 in Wippra/Saxony-Anhalt, attended school in Mansfeld and Hettstedt and graduated in 1988. From 1989 to 1995, Katrin Reincke studied material science at the [https://de.wikipedia.org/wiki/Technische_Hochschule_Leuna-Merseburg Te...")
14:0714:07, 5 December 2025 Rebound Resilience Elastomers (hist | edit) [6,127 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Rückprallelastizität}} {{PSM_Infobox}} Rebound resilience elastomers __FORCETOC__ ==General== Elastomeric materials are used as shock and vibration absorbers due to their damping properties. Elastomers in particular, such as natural rubber ( plastics – symbols and abbreviated terms: NR), isobutylene-isoprene rubber (Plastics – S...")
14:0614:06, 5 December 2025 Radusch, Hans-Joachim (hist | edit) [6,740 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Radusch, Hans-Joachim}} {{PSM_Infobox}} Radusch, Hans-Joachim 150px {| |- valign="top" |width="50px"|'''Fig.:''': |width="600px" |Prof. Dr.-Ing. habil. Hans-Joachim Radusch |} Prof. Dr.-Ing. habil. Hans-Joachim Radusch, born in 1949, is a German materials scientist specializing in polymer materials technology and polymer processing. Hans-Joachim Radusch studie...")
13:5613:56, 5 December 2025 Quasi-static Test Methods (hist | edit) [2,965 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Quasistatische Prüfverfahren}} {{PSM_Infobox}} Quasi-static Test Methods __FORCETOC__ ==Classification in the mechanical test methods== In the quasi-static test methods, the stress is applied slowly, shock-free and steadily increasing until the test specimen used breaks. The strain rates used are in the range of approx. 10-5 to 10-1 s<su...")

14:1414:14, 3 December 2025 Pure Shear-Specimen (hist | edit) [14,238 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Pure Shear-Prüfkörper}} {{PSM_Infobox}} Pure Shear-specimen __FORCETOC__ ==Test specimen shapes for elastomer testing== The Pure Shear-specimen is used alongside the Single-Edge-Notched Bend (SENB) specimen and the Trouser specimen to determine the fracture mechanical properties of elastomer materials [1‒4]. The application of Fractur...")
14:1314:13, 3 December 2025 Pulse-Echo Ultrasonic Technique (hist | edit) [6,382 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Ultraschall-Impuls-Echo-Technik}} {{PSM_Infobox}} Pulse-echo ultrasonic technique __FORCETOC__ ==Advantages and capabilities== The non-destructive ultrasonic testing technique is separated in two important classical test methods, which are called reflection (pulse-echo) technique and trough-transmission technique [1]. Independent of Ultrasonic Direct Coupling | ultrasonic direct...")
14:1114:11, 3 December 2025 Processing Shrinkage (hist | edit) [11,177 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Schwindung}} {{PSM_Infobox}} Processing shrinkage __FORCETOC__ ==Definition== The term "shrinkage" or "dwindling" generally refers to an irreversible physical process caused by the cooling of an injection-moulded plastic part or the curing of a thermoset plastic. In this process, the volume and dimensions of the moulded part decrease in comparison to the original mould or moulding ne...")
14:1014:10, 3 December 2025 Polymer Testing (hist | edit) [6,608 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Kunststoffprüfung}} {{PSM_Infobox}} Polymer testing __FORCETOC__ ==Plastics testing as a scientific discipline== In the literature, the field of knowledge was initially referred to relatively inconsistently as ‘Werkstoffprüfung der Hochpolymere (materials testing of high polymers)’, ‘Plastwerkstoffprüfung (plastic materials testing)’ or ‘Polymerwerk...")
14:0714:07, 3 December 2025 Polymers & Structure (hist | edit) [9,788 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Kunststoffe – Aufbau}} {{PSM_Infobox}} Polymers & structure (Author: Prof. Dr. G. H. Michler) __FORCETOC__ ==Structure and composition of polymers== ===Molecular Structures=== Polymers consist of a large number of identical or different monomer units that are chemically linked together like pearls in a pearl necklace and form giant molecules – macromolecules. Herm...")
14:0714:07, 3 December 2025 Polymer Service GmbH Merseburg (hist | edit) [5,900 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=PSM}} {{PSM_Infobox}} Polymer Service GmbH Merseburg (PSM) __FORCETOC__ In view of the existing German-wide gaps, particularly in the Central German region, between basic research and application-orientated research on the one hand and industry-related research and development on the other, Polymer Service GmbH Merseburg (PSM) has defined its activities in this field. The founding of...")
14:0614:06, 3 December 2025 Polymer Diagnostic (hist | edit) [7,698 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Kunststoffdiagnostik}} {{PSM_Infobox}} Polymer Diagnostics __FORCETOC__ '''Polymer testing/Polymer diagnostic and Polymer diagnostic/Damage analysis but also Plastics testing and plastics diagnostics''' Polymer diagnostics refers to a modern field of knowledge that is often used in the literature as ‘polymer testing/polymer diagnostics’ or ‘plastic diagnosti...")
13:5113:51, 3 December 2025 Polymer (hist | edit) [4,919 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Polymer}} {{PSM_Infobox}} Polymer __FORCETOC__ ==Definition== The term ‘polymer’ refers to chemical compounds consisting of chain or branched molecules (macromolecules), which in turn consist of a large number of identical or similar units, known as monomers (see Weblinks). Polymers are substances (macromolecules) whose molecular weights are in an integer ratio to e...")
13:5013:50, 3 December 2025 Poisson's Ratio (hist | edit) [5,365 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Poissonzahl}} {{PSM_Infobox}} Poisson's ratio or Traverse contraction __FORCETOC__ ==Definition of Poisson´s ratio== Assuming a slender round test specimen which is in the plane stress state, a measurable reduction in cross-section Δ''d'' occurs in addition to the elongation Δ''l'' of the test specimen during tensile loading as a result of volume constanc...")
13:5013:50, 3 December 2025 Plastics – Symbols and Abbreviated Terms (hist | edit) [6,180 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Kurzzeichen}} {{PSM_Infobox}} Plastics – Symbols and abbreviated terms __FORCETOC__ The abbreviations for plastics are often based on the basic polymers which are content on it. The upper-case letters used for this purpose are given in: ==ISO 1043: Plastics – Symbols and abbreviated terms== * Part 1 (2011-11): Basic Polymers and their Special Characteristics, modified by ISO 1...")
13:4913:49, 3 December 2025 Plastics (hist | edit) [4,515 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Kunststoffe}} {{PSM_Infobox}} Plastics __FORCETOC__ ==Definition== The term ‘plastics’ refers to synthetic organic materials that contain '''macromolecules''' as essential components [1]. All natural materials (rubber, protein, cellulose) and plastics contain molecules as their smallest particles, which in turn consist of a large number of atoms. The term ‘macromolecule’ tak...")
13:4713:47, 3 December 2025 Pennsylvania Edge Notch Tensile (PENT) Test (hist | edit) [6,063 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Pennsylvania Edge Notch Tensile (PENT) Test}} {{PSM_Infobox}} Pennsylvania Edge Notch Tensile (PENT) Test __FORCETOC__ ==Characterisation of slow crack growth== The Pennsylvania Edge Notch Tensile (PENT) test ('''Fig. 1'''), developed by N. Brown and his colleagues [1] and standardised in ISO 16241 [2], induced the same type of quasi-brittle fracture (see: Fracture Types|fracture t...")
13:4513:45, 3 December 2025 Particle-filled Thermoplastics (hist | edit) [20,708 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Teilchengefüllte Kunststoffe}} {{PSM_Infobox}} Particle-filled plastics __FORCETOC__ ==Definition== The terms “particle-filled plastics” or “particle-plastic composites” are synonymous with an extremely heterogeneous group of materials that are determined by the type of particles, the particle volume fraction and distribution as well as the pa...")
13:3913:39, 3 December 2025 Notch Sensitivity (hist | edit) [12,860 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Kerbempfindlichkeit}} {{PSM_Infobox}} Notch Sensitivity __FORCETOC__ ==General information== The impact strength (see: Impact test), determined on unnotched test specimens, and the notched impact strength (see: Notched impact test), determined on notched test specimens of a plastic, are of particular technical...")
13:3513:35, 3 December 2025 Notching (hist | edit) [15,520 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Kerbeinbringung}} {{PSM_Infobox}} Notching or Notch insertion __FORCETOC__ ==General information== To characterise the toughness of plastics, impact and notch impact tests with different types of stress are used depending on the dominant material behaviour [1]. For brittle materials or for testing at very l...")
13:3213:32, 3 December 2025 Notch Geometry (hist | edit) [3,069 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Kerbgeometrie}} {{PSM_Infobox}} Notch geometry __FORCETOC__ ==Notch forms for the Charpy notched impact test== In the conventional notched impact test according to ISO 179-1 [1] or ISO 180 [2], notched test specimens with the dimension 80 x 10 x 4 mm3 are used, which are usually made of multipurpose test specimens [3]. In...")
13:3113:31, 3 December 2025 Notch (hist | edit) [3,175 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Kerb}} {{PSM_Infobox}} Notch __FORCETOC__ ==Definition== The distinction between the fracture mechanics terms notch and crack is often somewhat blurred in the literature. Notches and cracks differ in that the inner boundary surfaces of a crack are in contact in the unloaded state, whereas they are not in the case of a notch. From a mathematical point of view...")
13:1813:18, 3 December 2025 Multipurpose Test Specimen (hist | edit) [3,841 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Vielzweckprüfkörper}} {{PSM_Infobox}} Multipurpose test specimen __FORCETOC__ ==Fundamentals== The multipurpose test specimen used for the polymer testing is standardised by ISO 3167 [1]. The '''figure 1''' shows the specified geometries for the multipurpose test specimen of type 1A and 1B as well as permissible specimen's forms according to ISO 527 [2]. file:multipurposespecimen...")
13:1613:16, 3 December 2025 Multiple Crazing (hist | edit) [7,085 bytes] Oluschinski (talk | contribs) (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Vielfach-Craze-Bildung}} {{PSM_Infobox}} Multiple Crazing or Multiple craze formation (Author: Prof. Dr. G. H. Michler) __FORCETOC__ ==Introduction== For many years, the toughness of brittle polymer materials has been technically improved by modifying them with rubber particles. Extensively investigated model examples are impact-resistant and high-impac...")
13:1513:15, 3 December 2025 MPK-Procedure MPK-ITIT (hist | edit) [146 bytes] Oluschinski (talk | contribs) (Created page with "{{PSM_Infobox}} *[https://www.polymerservice-merseburg.de/fileadmin/inhalte/psm/veroeffentlichungen/MPK_IKZV_englisch.pdf MPK-Procedure MPK-ITIT]")

5 December 2025

3 December 2025