Dynamic range compression
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Evaluation of the dynamic response of triply periodic minimal surfaces subjected to high strain-rate compression Open
Architected cellular structures based on triply periodic minimal surfaces (TPMS) have attracted significant attention due to their lightweight, superior, and controllable mechanical properties. Such lattice structures can be potential cand…
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Dynamic Mechanical Compression of Chondrocytes for Tissue Engineering: A Critical Review Open
Articular cartilage functions to transmit and translate loads. In a classical structure-function relationship, the tissue resides in a dynamic mechanical environment that drives the formation of a highly organized tissue architecture suite…
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Compression properties and impact energy release characteristics of TiZrNbV high-entropy alloy Open
To explore the potential of high-entropy alloys (HEAs) as energetic structural materials (ESMs), the compression behaviors and impact energy release characteristics of TiZrNbV HEA were investigated. Mechanical experiments at strain rates f…
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Ultra-High Pressure Dynamic Compression of Geological Materials Open
Dynamic-compression experiments on geological materials are important for understanding the composition and physical state of the deep interior of the Earth and other planets. These experiments also provide insights into impact processes r…
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Experimental validation of a flat punch indentation methodology calibrated against unconfined compression tests for determination of soft tissue biomechanics Open
Mechanical characterisation of soft biological tissues using standard compression or tensile testing presents a significant challenge due to specimen geometrical irregularities, difficulties in cutting intact and appropriately sized test s…
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Effects of coupled static and dynamic strain rates on mechanical behaviors of rock-like specimens containing pre-existing fissures under uniaxial compression Open
Rocks containing pre-existing fissures in underground engineering are likely to be subjected to static pre-stress and dynamic loads simultaneously. Understanding the deformation and failure mechanism of fissured rocks under coupled static …
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Dynamic performance of auxetic structures: experiments and simulation Open
In this study, the in-plane mechanical properties of auxetic structures subjected to dynamic compression have been investigated experimentally and numerically. The studied auxetic structures, which have negative Poisson’s ratios, include a…
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Dynamic impact testing of cellular solids and lattice structures: Application of two-sided direct impact Hopkinson bar Open
Direct impact testing with a Hopkinson bar is, nowadays, a very popular experimental technique for investigating
\nthe behavior of cellular materials, e.g., lattice metamaterials, at high strain-rates as it overcomes several limitations of…
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Dynamic compressive and splitting tensile tests on mortar using split Hopkinson pressure bar technique Open
Dynamic compressive and tensile properties of mortar under impact loading were investigated experimentally by using a split Hopkinson pressure bar (SHPB) apparatus with pulse shaping technique. Firstly, the basic principle, experimental li…
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Strength and Failure Characteristics of Natural and Water‐Saturated Coal Specimens under Static and Dynamic Loads Open
Rock bursts occur frequently in coal mines, and the mechanical properties of saturated coal specimens under coupled static‐dynamic loading need to be studied in detail. Comparative tests of coal specimens having different water content und…
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New dynamic diamond anvil cells for tera-pascal per second fast compression x-ray diffraction experiments Open
Fast compression experiments performed using dynamic diamond anvil cells (dDACs) employing piezoactuators offer the opportunity to study compression-rate dependent phenomena. In this paper, we describe an experimental setup which allows us…
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Dynamic polygon clouds: representation and compression for VR/AR Open
We introduce the polygon cloud, a compressible representation of three-dimensional geometry (including attributes, such as color), intermediate between polygonal meshes and point clouds.Dynamic polygon clouds, like dynamic polygonal meshes…
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Mechanical and optical response of [100] lithium fluoride to multi-megabar dynamic pressures Open
An understanding of the mechanical and optical properties of lithium fluoride (LiF) is essential to its use as a transparent tamper and window for dynamic materials experiments. In order to improve models for this material, we applied iter…
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Dynamic Stabilization of Simple Fractures With Active Plates Delivers Stronger Healing Than Conventional Compression Plating Open
Objectives: Active plates dynamize a fracture by elastic suspension of screw holes within the plate. We hypothesized that dynamic stabilization with active plates delivers stronger healing relative to standard compression plating. Methods:…
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Dynamic Deformation Behaviour of Chiral Auxetic Lattices at Low and High Strain-Rates Open
The mechanical behaviour of three different auxetic cellular structures, hexa-chiral 2D, tetra-chiral 2D and tetra-chiral 3D, was experimentally investigated in this study. The structures were produced with the powder bed fusion method (PB…
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Structural response of α-quartz under plate-impact shock compression Open
Gas-gun shock compression and pulsed x-ray diffraction reveal new details of the crystal structure of SiO 2 under shock loading.
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Dynamic Compression of the Signal in a Charge Sensitive Amplifier: From Concept to Design Open
This work is concerned with the design of a low-noise Charge Sensitive Amplifier featuring a dynamic signal compression based on the non-linear features of an inversion-mode MOS capacitor. These features make the device suitable for applic…
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Energy Dissipation and Particle Size Distribution of Granite under Different Incident Energies in SHPB Compression Tests Open
To investigate energy dissipation and particle size distribution of rock under dynamic loads, a series of dynamic compression tests of granite specimens were conducted using a conventional split-Hopkinson pressure bar (SHPB) device with a …
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Preferred Compression Speed for Speech and Music and Its Relationship to Sensitivity to Temporal Fine Structure Open
Multichannel amplitude compression is widely used in hearing aids. The preferred compression speed varies across individuals. Moore (2008) suggested that reduced sensitivity to temporal fine structure (TFS) may be associated with preferenc…
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Experimental investigation on static and dynamic properties of nanosilica modified cement soil Open
It has been proved that nanosilica can improve the mechanical properties of cement soil, however, the static and dynamic properties of nanosilica modified cement soil and dispersion method study of nanosilica in cement soil were few, there…
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Effects of hearing-aid dynamic range compression on spatial perception in a reverberant environment Open
This study investigated the effects of fast-acting hearing-aid compression on normal-hearing and hearing-impaired listeners' spatial perception in a reverberant environment. Three compression schemes—independent compression at each ear, li…
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Signal-to-Noise-Ratio-Aware Dynamic Range Compression in Hearing Aids Open
Fast-acting dynamic range compression is a level-dependent amplification scheme which aims to restore audibility for hearing-impaired listeners. However, when being applied to noisy speech at positive signal-to-noise ratios (SNRs), the gai…
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LEAF: A Learnable Frontend for Audio Classification Open
Mel-filterbanks are fixed, engineered audio features which emulate human perception and have been used through the history of audio understanding up to today. However, their undeniable qualities are counterbalanced by the fundamental limit…
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Dynamic Range Across Music Genres and the Perception of Dynamic Compression in Hearing-Impaired Listeners Open
Dynamic range compression serves different purposes in the music and hearing-aid industries. In the music industry, it is used to make music louder and more attractive to normal-hearing listeners. In the hearing-aid industry, it is used to…
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Variation in Micro-Pores during Dynamic Consolidation and Compression of Soft Marine Soil Open
In this study, to explore the microstructure deformation mechanism of marine soft marine soil under cyclic loading, we analyzed the dynamic properties of soft marine soil under cyclic loading via dynamic consolidation compression testing. …
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Investigation on Dynamical Mechanics, Energy Dissipation, and Microstructural Characteristics of Cemented Tailings Backfill under SHPB Tests Open
As mining depth increases, the backfill mining method is more and more widely used in underground mines. The dynamic load generated by the blasting can affect the stability of the cemented tailings backfill (CTB). The CTB samples were prep…
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Modeling and Design of SHPB to Characterize Brittle Materials under Compression for High Strain Rates Open
This paper presents an analytical prediction coupled with numerical simulations of a split Hopkinson pressure bar (SHPB) that could be used during further experiments to measure the dynamic compression strength of concrete. The current stu…
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Geometrically nonlinear dynamic analysis of the stiffened perovskite solar cell subjected to biaxial velocity impacts Open
The perovskite solar cell (PSC) is one of the most promising photovoltaic candidates along with the highly increasing demand for green electricity. One of the main concerns regarding the PSC during its service life is nonlinear instability…
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Nonlinear frequency compression: Influence of start frequency and input bandwidth on consonant and vowel recognition Open
By varying parameters that control nonlinear frequency compression (NFC), this study examined how different ways of compressing inaudible mid- and/or high-frequency information at lower frequencies influences perception of consonants and v…
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Streaming VR for immersion: Quality aspects of compressed spatial audio Open
Delivering a 360-degree soundscape that matches full sphere visuals is an essential aspect of immersive VR. Ambisonics is a full sphere surround sound technique that takes into account the azimuth and elevation of sound sources, portraying…