Wearable and Ultrasensitive Strain Sensor Based on High-Quality GaN pn Junction Microwire Arrays.
Sign Up to like & getrecommendations! Published in 2020 at "Small"
DOI: 10.1002/smll.201907461
Abstract: With the rapid growth in wearable electronics sensing devices, flexible sensing devices that monitor the human body have shown great promise in personalized healthcare. In the study, high-quality GaN pn junction microwire arrays with different… read more here.
Keywords: sensor; gan junction; microwire; junction microwire ... See more keywords
Two-In-One: End-Emitting Blue LED and Self-Powered UV Photodetector based on Single Trapezoidal PIN GaN Microwire for Ambient Light UV Monitoring and Feedback.
Sign Up to like & getrecommendations! Published in 2023 at "Small methods"
DOI: 10.1002/smtd.202300138
Abstract: With the continuous miniaturization and integration of the semiconductor industry, micro/nanoscale integrated photonics has received extensive attention as a key technology for optical communication, optical storage, and optical interconnection. Here, a two‐in‐one device is reported… read more here.
Keywords: monitoring feedback; two one; ambient light; microwire ... See more keywords
Modeling the two-way shape memory and elastocaloric effects of bamboo-grained oligocrystalline shape memory alloy microwire
Sign Up to like & getrecommendations! Published in 2020 at "Acta Materialia"
DOI: 10.1016/j.actamat.2020.07.057
Abstract: Abstract Recent experimental studies reported that the bamboo-grained oligocrystalline shape memory alloy (SMA) microwire showed excellent two-way shape memory effect (TWSME) and elastocaloric effect (eCE) due to the reduced constraints from grain boundary. In this… read more here.
Keywords: bamboo grained; shape; microwire; shape memory ... See more keywords
Improved superelasticity and fatigue resistance in nano-precipitate strengthened Ni50Mn23Ga22Fe4Cu1 microwire
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2021.160296
Abstract: Abstract Smart shape memory alloy applied for driving and sensing devices requires reversibility and repeatability. However, the inherent intergranular brittleness of Ni-Mn-Ga shape memory alloy induced poor fracture resistance and insufficient cyclic fatigue life has… read more here.
Keywords: fatigue resistance; microwire; shape memory; resistance ... See more keywords
Method for evaluating the temperature of amorphous ferromagnetic microwires under Joule heating
Sign Up to like & getrecommendations! Published in 2021 at "Measurement"
DOI: 10.1016/j.measurement.2021.109783
Abstract: Abstract The results of comparative studies of the electrically conductive properties of Co69Fe4Cr4Si12B11 glass coated amorphous microwires obtained during their heat treatment in a conventional furnace and by the Joule heating method are presented. The… read more here.
Keywords: microwire; temperature; joule heating; heating method ... See more keywords
Tailoring the electroluminescence of a single microwire based heterojunction diode using Ag nanowires deposition
Sign Up to like & getrecommendations! Published in 2020 at "CrystEngComm"
DOI: 10.1039/d0ce00049c
Abstract: The collective oscillation of conduction electrons at the interface between metallic nanostructures and semiconductors has become one of the most attractive approaches to facilitate the luminous efficiency of light-emitting materials and devices. In this work,… read more here.
Keywords: heterojunction diode; diode; microwire; zno ... See more keywords
Measuring the orientation of the flexural vibrations of a cantilevered microwire with a micro-lens fiber-optic interferometer
Sign Up to like & getrecommendations! Published in 2018 at "Applied Physics Letters"
DOI: 10.1063/1.5021801
Abstract: Optical interferometers are powerful tools for studying the flexural vibrations of nano- and micro-mechanical resonators. When a cantilevered microwire vibrates along a direction away from the optical axis, the interference signal may not be optimal… read more here.
Keywords: microwire; flexural vibrations; vibrations cantilevered; micro lens ... See more keywords
Giant tensile superelasticity originating from two-step phase transformation in a Ni-Mn-Sn-Fe magnetic microwire
Sign Up to like & getrecommendations! Published in 2018 at "Applied Physics Letters"
DOI: 10.1063/1.5045834
Abstract: Large recoverable strain of more than several percent arising from superelasticity in shape memory alloys is important for actuators, sensors, and solid-state refrigeration. Here, we report a Ni50.0Mn31.4Sn9.6Fe9.0 magnetic microwire showing a giant tensile recoverable… read more here.
Keywords: recoverable strain; superelasticity; microwire; giant tensile ... See more keywords
Influence of a low-Z thin substrate on a microwire hard x-ray source driven by a picosecond laser pulse for point-projection x-ray radiography
Sign Up to like & getrecommendations! Published in 2020 at "Physics of Plasmas"
DOI: 10.1063/5.0023189
Abstract: In the point-projection hard x-ray radiography of dense matter, for example, an inertial confinement fusion implosion capsule at stagnation time, a picosecond laser driven gold microwire is used to produce a short pulse point, bremsstrahlung… read more here.
Keywords: hard ray; microwire; low thin; thin substrate ... See more keywords
Ultra-low stress-hysteresis and huge superelasticity in NiMn-based shape memory microwire
Sign Up to like & getrecommendations! Published in 2024 at "Applied Physics Letters"
DOI: 10.1063/5.0202783
Abstract: Hysteresis related to first-order phase transformation in shape memory alloys, which is the macroscopic manifestation of energy dissipation, is detrimental to the precise control of actuation and causes structural and functional fatigue of components. It… read more here.
Keywords: stress hysteresis; microwire; shape memory; low stress ... See more keywords
Large room-temperature elastocaloric effect and enhanced specific adiabatic temperature change of Ni–Mn-based shape memory microwire
Sign Up to like & getrecommendations! Published in 2024 at "Applied Physics Letters"
DOI: 10.1063/5.0239552
Abstract: Continuous miniaturization of electronic components puts higher demands on the heat dissipation of the micro-systems, which requires environmental friendliness, good heat exchange capability, and high-performance micro-refrigeration materials. Here, we developed a Ni–Mn–Fe–In microwire fabricated by… read more here.
Keywords: temperature; microwire; adiabatic temperature; temperature change ... See more keywords