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Tactile Cobots for a Smart Factory - EE Times Europe

Tactile Cobots for a Smart Factory - EE Times Europe

Jan 03, 2022 · Tactile Cobots for a Smart Factory. January 3, 2022 Neil Bellinger. Small, lightweight, and designed to operate safely alongside humans, cobots are ideal for the modern smart factoude state-of-the-art sensors and software that allow them to feel and identieasing their dexterity ...
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Recent progress in graphene-based wearable piezoresistive ...

Recent progress in graphene-based wearable piezoresistive ...

Jan 04, 2022 · Flexible and lightweight graphene fibers have been preferred as stimulus-sensitive materials for developing flexible piezoresistive sensors, which can integrate the advantages of wearablefort, good wash fastness, easy integration into clothing, and ability to follow many intricate motions of the human body without limiting the user's ...
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Materials of the last century shaped modern life, but at a ...

Materials of the last century shaped modern life, but at a ...

Jan 28, 2022 · Silicon is also less likely than germanium to leak current when a switch is off. Though the two teams independently developed silicon transistors, Texas Instruments’ Gordon Teal gets the credit ...
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CARBON OMATERIAL ELECTRONICS : devices and …

CARBON OMATERIAL ELECTRONICS : devices and …

High-quality graphene for electronic applications is produced mostly by CVD synthesis, which is potential and cost-effective [1–3, 13–15]. Low-dimensional materials having length scales of a few ometers exhibitpletely different properties aspared to bulk materials.
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Axial-Stressed Piezoresistive obeam for Ultrahigh ...

Axial-Stressed Piezoresistive obeam for Ultrahigh ...

The effect of stress on doped silicon the work of Smith at Bell Laboratories in 1954. ... lightweight, and high surface-to-volume ratio, MCL-based sensors ...
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Quantumputing in silicon hits 99% accuracy

Quantumputing in silicon hits 99% accuracy

Jan 19, 2022 · Quantumputing in silicon hits the 99% threshold. Morello's paper is one of three published today in Nature that independently confirm that robust, reliable quantumputing in silicon is now ...
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Chemosensors | Free Full-Text | Recent Advances in ...

Chemosensors | Free Full-Text | Recent Advances in ...

The continuously rising interest in chemical sensors&rsquo applications in environmental monitoring, for soil analysis in particular, is owed to the sufficient sensitivity and selectivity of these analytical devices, their low costs, their simple measurement setups, and the possibility to perform online and in-field analyses with them. In this review the recent advances in chemical …
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Frontiers | A Comprehensive Review on the Optical Micro ...

Frontiers | A Comprehensive Review on the Optical Micro ...

Dec 02, 2021 · The sensor obtained high-quality factors and high sensitivity with a good detection limit. The sensitivity of the sensor was 12.46 nm/MPa with a detection limit of 8.2 bar. A silicon photonic mid-infrared system with microfluidic channels was integrated. In this system, silicon on the insulator layer was developed.
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Second Harmonic Generation in Germanium Quantum Wells for ...

Second Harmonic Generation in Germanium Quantum Wells for ...

Second-harmonic generation (SHG) is a direct measure of the strength of second-order nonlineaude frequency mid parametric oscillations. Natural and artificial materials with broken center-of-inversion symmetry in their unit cell display high SHG efficiency, however, the silicon-foundrypatible group IV semiconductors (Si, Ge) are …
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Pressure measurement methods in microchannels: advances ...

Pressure measurement methods in microchannels: advances ...

Apr 06, 2021 · Piezoresistive effects of silicon or germanium aremonly used for piezoresistive pressure sensors (Maroufi et al. 2020; Setiono et al. 2020). The basic structure of a piezoresistive pressure sensor consists of a thin silicon diaphragm with four diffused sensing piezoresistors in a closed Wheatstone bridge configuration (Park et al. 2007 ).
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Piezoresistive microcantilevers for humidity sensing ...

Piezoresistive microcantilevers for humidity sensing ...

Apr 04, 2019 · Piezoresistive microcantilevers (200 × 50 × 3.75 µ m 3) consisting of four structural layers of silicon nitride, polysilicon, silicon dioxide, and gold were designed by Sappat et al for humidity sensing [ 149 ], where the polysilicon layer acted as a piezoresistor.
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A critical review of piezoresistivity and its application ...

A critical review of piezoresistivity and its application ...

Aug 10, 2020 · Whether a piezoresistive material is a structural material or a functional material, it can serve as a sensor that can be embedded in or attached to a structure [142, 143]. However, the effectiveness of the sensor requires adequate bonding between the sensor and the structure.
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(PDF) Wide bandgap semiconductor thin films ... -

(PDF) Wide bandgap semiconductor thin films ... -

Silicon Carbide in Microsystem Technology — Thin Film Versus Bulk Material By Mariana Amorim Fraga Studies on SiC, DLC and TiO2 thin films as piezoresistive sensor materials for high temperature application
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(PDF) A Review of Actuation and Sensing Mechanisms in MEMS ...

(PDF) A Review of Actuation and Sensing Mechanisms in MEMS ...

Over the last couple of decades, the advancement in Microelectromechanical System (MEMS) devices is highly demanded for integrating the economically miniaturized sensors with fabricating technology. A sensor is a system that detects and responds to
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Micromachines | Free Full-Text | Recent Progress of ...

Micromachines | Free Full-Text | Recent Progress of ...

The silicon nanofilm as a piezoresistive element was etched into the snake-like geometry. Resistance varied ination of 83 Ω/mm Hg ( Figure 11 c). The entire device is shown in Figure 11 d, with a total size of 2 mm × 1 mm × 0.08 mm (cavity size: 0.8 mm × 0.67mm × 0.03 mm) and the weight of 0.4 mg.
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About Semiconductors | SIA | Semiconductor Industry ...

About Semiconductors | SIA | Semiconductor Industry ...

Semiconductors, sometimes referred to as integrated circuits (ICs) or microchips, are made from pure elements, typically silicon or germanium, orpounds such as gallium arsenide. In a process called doping, small amounts of impurities are added to these pure elements, causing large changes in the conductivity of the material.
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Why only silicon chip is used in ... - UCSB Science Line

Why only silicon chip is used in ... - UCSB Science Line

The only material that can be made purer than silicon is germanium. There was a time when it was unclear if Si or Ge would be the platform forputer chips, but Si won out for a couple more scientific and technological reasons: Si is able to grow a stable, insulating oxide (SiO 2) when heated very hot in a furnace. This is very useful for ...
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(PDF) Wide bandgap semiconductor thin films for ...

(PDF) Wide bandgap semiconductor thin films for ...

Dec 14, 2013 · piezoresistive materials hav e very high sensitivity and bet- ... T o ovee some drawbacks of silicon materials, ... modified surfaces that can act as sensing trace of gases to .
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(PDF) STM JOURNALS Recent Trends in Electronics ...

(PDF) STM JOURNALS Recent Trends in Electronics ...

The Silicon-Ge rmanium layer sta ted as best material because it can withstand high tempe rature. Therefore the defects, thickness and curvature issues …
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Design Approaches of MEMS Microphones for ... - Hindawi

Design Approaches of MEMS Microphones for ... - Hindawi

A piezoresistive microphone isposed of a diaphragm with two pairs of piezoresistors in a Wheatstone bridge configuration. Due to the mechanical stress or strain, a change in resistivity of a piezoresistive material occurs. For silicon membranes, a change in the number of charge carriers occurs due to which its resistivity changes .
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A Review of Actuation and Sensing Mechanisms in MEMS …

A Review of Actuation and Sensing Mechanisms in MEMS …

Jan 26, 2021 · The first appearance of what is known today as MEMS technology can be traced back to April 1, 1954, when Smith (1954) published a paper in the Bell Telephone Lab as a Physical Review. This is the first description of some of the stress-sensitive effects in silicon and germanium, called piezoresistors . MEMS is not the main abbreviation that is especially …
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Properties of silicon - ScienceDirect

Properties of silicon - ScienceDirect

Jan 01, 2020 · The effect is observed in several semiconductor materials, such as germanium, polycrystalline silicon, and single-crystal silicon. The large piezoresistive effect in silicon is due to the fact that, instead of a stress-dependent change in geometry, the effect is first and foremost due to the stress-dependent resistivity of the material.
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Advanced Materials Technologies: Early View

Advanced Materials Technologies: Early View

Sep 12, 2021 · Based on different functional filaments, a three axial piezoresistive accelerometer is 3D printed in a single-process using the thermoplastic material extrusion technology. The single-process design enables a) simple sensitivity tuning and b) in situ printing of smart structures with the sensory element at the location and orientation of use.
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Properties of Silicon - ScienceDirect

Properties of Silicon - ScienceDirect

Jan 01, 2015 · 1.1.4. Electrical Properties. Silicon is a group IV element in the periodic table and is a semiconductor with a bandgap of 1.12 eV, which means that pure silicon at room temperature is almost an insulator. By doping with group III or group V elements, the resistivity of silicon can be varied over a wide range. 1.1.4.1.
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(PDF) Enhancing the Performance of MEMS Piezoresistive ...

(PDF) Enhancing the Performance of MEMS Piezoresistive ...

Silicon Carbide, Silicon, Germanium, polysilicon, CNTs, bismuth sulfide (Bi 2 S 3 ) and Graphene materials have a piezoresistive effect (Zhu et al. 2013;Song …
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SOI-MEMS Bulk Piezoresistive Displacement Sensor: A ...

SOI-MEMS Bulk Piezoresistive Displacement Sensor: A ...

Piezoresistive effects of silicon or germanium aremonly used for piezoresistive pressure sensors (Maroufi et al. 2020; Setiono et al. 2020). The …
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Bias-Switchable Photoconductance in a Nanoscale Ge ...

Bias-Switchable Photoconductance in a Nanoscale Ge ...

Germanium powder was evapd. at 950°C, and deposited onto gold nanoparticles at 500°C using argon as a carrier gas. The diam. of the germanium nanowires ranged from 20 to 180 nm when gold thin films were utilized as the substrate, while the nanowires grown from 10 nm Au particles showed a narrower diam. distribution centered at 28 nm.
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Strategic Materials - The World Factbook

Strategic Materials - The World Factbook

For silicon metal, the leading producers are China, Norway, and France. China accounted for approximately 64% of total global estimated production of silicon materials in 2019. Substitutes: Aluminum, silicon carbide, and silanganese can be substituted for ferrosilicon in some applications. Gallium arspal ...
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Recent developments in bio-monitoring via ... - ScienceDirect

Recent developments in bio-monitoring via ... - ScienceDirect

Jan 01, 2019 · Piezoresistive effect for metal is as small as around 0.3. However, for semiconductors such as silicon and germanium under certain directions, the change in resistivity can be 50–100 times larger than the geometric effect due to the change of bandgap and inter-atomic spacings.
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Micro electrical mechanical systems. Medical search

Micro electrical mechanical systems. Medical search

The change of electrical resistance in metal devices due to an applied mechanical load was first discovered in 1856 by Lord Kelvin. With single crystal silicon bing the material of choice for the design of analog and digital circuits, the large piezoresistive effect in silicon and germanium was first discovered in 1954 (Smith 1954).
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Advanced Lightweight Multifunctional Materials ...

Advanced Lightweight Multifunctional Materials ...

Woodhead Publishing in Materials ADVANCED LIGHTWEIGHT MULTIFUNCTIONAL MATERIALS Edited by PEDRO COSTA CARLOS M COSTA SENENTXU LANCEROS-MENDEZ Woodhead Publishing is an imprint of Elsevier The Officers’ Mess Business Centre, Royston Road, Duxford, CB22 4QH, United Kingdom 50 Hampshire , 5th Floor, Cambridge, MA 02139, United …
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A Review of Actuation and Sensing Mechanisms in MEMS-Based ...

A Review of Actuation and Sensing Mechanisms in MEMS-Based ...

Jan 26, 2021 · Over the last couple of decades, the advancement in Microelectromechanical System (MEMS) devices is highly demanded for integrating the economically miniaturized sensors with fabricating technology. A sensor is a system that detects and responds to multiple physical inputs and converting them into analogue or digital forms. The sensor transforms …
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