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strain sensor

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Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003237
EISBN: 978-1-62708-199-3
... includes the acoustic-emission resonant sensor. acoustic-emission inspection acoustic-emission resonant sensor burst-type emissions continuous emissions discontinuity inspection instrumentation nondestructive testing method structural testing ACOUSTIC EMISSION is defined as the high...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003062
EISBN: 978-1-62708-200-6
... Abstract Ceramic materials serve important insulative, capacitive, conductive, resistive, sensor, electrooptic, and magnetic functions in a wide variety of electrical and electronic circuitry. This article focuses on various applications of advanced ceramics in both electric power and...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006442
EISBN: 978-1-62708-190-0
... external field. The relationship between uniaxial stress and angular-dependent strain is also discussed. The influence of stress on domain walls, and therefore, the generation of Barkhausen noise are described. The article also describes the directional and angular MBN measurements and provides information...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003025
EISBN: 978-1-62708-200-6
... mechanical properties of engineering plastics. The testing methods for determining mechanical properties, including stress-strain test, modulus-directed tensile test, strength test, strength-directed tensile test, impact test, and dynamic mechanical test are discussed. crystallinity engineering...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006287
EISBN: 978-1-62708-169-6
... also discusses the mechanisms used for strengthening aluminum alloys, including solid-solution hardening, grain-size strengthening, work or strain hardening, and precipitation hardening. The process of precipitation hardening involves solution heat treatment, quenching, and subsequent aging of the as...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003241
EISBN: 978-1-62708-199-3
...-relaxation testing. Shear testing, torsion testing, and formability testing are also discussed. The discussion of tension testing includes information about stress-strain curves and the properties described by them. compression testing fatigue testing formability testing fracture testing hardness...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0009011
EISBN: 978-1-62708-185-6
... its flow-stress dependence on processing variables (e.g., strain, strain rate, preheat temperature, and die temperature), its failure behavior, and the phase transformations that characterize the alloy system to which it belongs. Very few mechanical tests are capable of providing information about...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006454
EISBN: 978-1-62708-190-0
... radiates out into the structure and excites a sensitive piezoelectric transducer. As the stress in the material is raised, many of these emissions are generated. Signals from one or more sensors are amplified, detected, and measured to produce data for display and interpretation. Fig. 1 Basic...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003044
EISBN: 978-1-62708-200-6
... cut, to prevent buckling. As with tab installation, attaching instrumentation can dry out the specimen if an adhesive requiring elevated temperature is used. Before a strain gage or other sensor is installed, the surface must be lightly abraded. Care must be taken not to damage or change the...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006658
EISBN: 978-1-62708-213-6
... laboratory AFMs used in ambient air and liquid environments. It does not include discussion of AFMs used in ultra-high-vacuum environments or specialized AFMs used for manufacturing in the semiconductor and data-storage industries. In addition, there are several types of force sensors that are used in AFMs...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006451
EISBN: 978-1-62708-190-0
... ∂ σ i j ∂ T ⋅ Δ ε i j + Q ρ C E where T is the absolute temperature of the material, C E is the specific heat at constant strain, ρ is the density, σ ij is the stress tensor, ε ij is the strain tensor, and Q is the heat input. In most TSA experiments...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005405
EISBN: 978-1-62708-196-2
... (HCF) or plastic strain-based criteria for low-cycle fatigue (LCF) have been applied based on transfer of results from tests on relatively small-scale unnotched laboratory specimens to structural components ( Ref 1 ) to estimate crack initiation life. Similarly, test results for crack propagation in...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006445
EISBN: 978-1-62708-190-0
... sensor Signal analysis/signal evaluation Physical attribute checked Detection of cracks Detection of inclusions Advantages and limitations Resonance manual Resonance/physical ear Brain of the individual Total volume Limit varies widely with geometry. Mostly not possible Very flexible...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006438
EISBN: 978-1-62708-190-0
... assembly. Also possible to measure near-surface strain Metals, foods, films, nonmetals, composites, assemblies Acoustic emission (AE) Multiple distributed sensors detect and triangulate AE stress wave source in response to mechanical or thermal stress. Corrosion, stress-corrosion cracking, weld...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005660
EISBN: 978-1-62708-198-6
... may immediately appreciate. Such an effort speaks to the increasing role of systems versus components at the disposal of the implanted medical products designer. This section highlights four systems-facing concepts that are emerging on the scene: pumps, sensors, clinical effectiveness research, and...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003239
EISBN: 978-1-62708-199-3
... then may be displayed. Infrared imaging equipment is available with a wide range of capabilities. The simplest systems are responsive to the near-infrared portion of the optical spectrum. These include night-vision devices and vidicon systems with silicon or lead sulfide sensors. Silicon sensors...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003049
EISBN: 978-1-62708-200-6
..., capacitive, conductive, resistive, sensor, electrooptic, and magnetic functions in a wide variety of electrical and electronic components. Perhaps the most significant development in the area of advanced ceramics has been the discovery of high-temperature superconductors. The development of structural...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004006
EISBN: 978-1-62708-185-6
... name implies, the process is performed at elevated temperatures, which depend on the material being extruded ( Table 1 ). For hot working, the billet temperature is typically greater than that required to sustain strain hardening during deformation. This is generally greater than 60% of the absolute...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003048
EISBN: 978-1-62708-200-6
...% in compression and tension, and must withstand the effects of heat, rain, and ultraviolet (UV) light. Aircraft, automotive, and industrial sealed assemblies are often exposed to severe movements caused by vibration, mechanical strain, and changes in temperature, pressure, and velocity. The sealants...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006674
EISBN: 978-1-62708-213-6
... often approximated as linear, hence the subscript L in Eq 1, within a single-phase temperature interval. The CTE can be thought of as a measure of thermal strain: (Eq 1) α L = 1 L 0 ∂ L ∂ T F The CTEs of several common alloys and other engineered materials are...