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Investigation of Thermal Reflow Profile for Copper Pillar Technology
The reflow soldering process is crucial in flip chip applications for forming a high-quality interconnection joint. This paper aims to investigate...
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Ultra-broadband mid-infrared supercontinuum generation in photonic-crystal pillar waveguides pumped at 1.82 μm
In this paper, we theoretically investigate the supercontinuum generation (SCG) spanning from near-infrared (NIR) to mid-infrared utilizing a novel...
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Silicon Nitride Metalenses at Near-Infrared Wavelengths Manufactured Using Deep-Ultraviolet Scanner Lithography
We present the Si3N4 metalenses fabricated on an InP wafer using deep-ultraviolet scanner lithography which is suitable for high-volume...
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Enhancing the Thermal Gradient of Thermometer Calibration Systems with an Assembly of Water Heat Pipes
To improve the temperature gradient of an electric furnace for the calibration of thermometers, a heat pipe assembly that uses a number of commercial...
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Solid-State Cavity-Quantum Electrodynamics with Self-Assembled Quantum Dots
In this contribution, the recent development of cavity-quantum electrodynamics experiments in all semiconductor microcavities using self-assembled...
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Numerical Investigation on Dropwise Condensation on Rough Structures with and without Non-Condensable Gas
The geometrical dimensions of the rough structures as well as the non-condensable gases in the vapor mixture can have the great effect on the...
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Low-temperature Leidenfrost-like jum** of sessile droplets on microstructured surfaces
The Leidenfrost effect—the levitation and hovering of liquid droplets on hot solid surfaces—generally requires a sufficiently high substrate...
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From thin “coffee rings” to thick colloidal crystals, through drop spreading inhibition by the substrate edge
“Coffee rings” structures formed by the evaporation of a nanosphere colloidal drop which rests on a substrate can be grown as thick, good quality...
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Comparison of laser micro-inscribed pillars on flat versus tilted substrates
When laser micromachining is performed at a non-zero angle of incidence, it is possible to fabricate microstructures with tilted sidewalls that could...
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Acoustic Fano-like resonance phenomenon based local resonance generated by soft material cylinder
Herein, we developed acoustic Fano-like resonance phenomenon based local resonance. Unlike the previous mentioned coupled pillar design, asymmetrical...
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Micromachining using the high energy flat-top beam of a femtosecond pulse UV laser system: micropillar prefabrication
Ablation with ultrashort laser pulses as a surface micromachining tool was studied using a hybrid die-excimer laser system that has high energy per...
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Tailoring the properties of quantum dot-micropillars by ultrafast optical injection of free charge carriers
We review recent studies of cavity switching induced by the optical injection of free carriers in micropillar cavities containing quantum dots. Using...
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Tantalum pentoxide: a new material platform for high-performance dielectric metasurface optics in the ultraviolet and visible region
Dielectric metasurfaces, composed of planar arrays of subwavelength dielectric structures that collectively mimic the operation of conventional bulk...
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Electrical detection of mobile skyrmions with 100% tunneling magnetoresistance in a racetrack-like device
Magnetic skyrmions are topological spin textures that are regarded as promising information carriers for next-generation spintronic memory and...
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Advancing mid-infrared microdisk laser emission with Tm:YAG
Mid-infrared microcavity lasers have important applications in biosensing, mid-infrared spectroscopy, and environmental monitoring. However, the low...
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A quantum sensing metrology for magnetic memories
Magnetic random access memory (MRAM) is a leading emergent memory technology that is poised to replace current non-volatile memory technologies such...
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2D photonic-crystal-type surface relief grating for light with an azimuth angle
With the development of virtual reality, the projection design of the head-mounted display (HMD) requires improvement as well. The surface relief...
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Worldline numerics applied to custom Casimir geometry generates unanticipated intersection with Alcubierre warp metric
While conducting analysis related to a DARPA-funded project to evaluate possible structure of the energy density present in a Casimir cavity as...
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[Co/NM/Pt]n-based seedless synthetic anti-ferromagnetic layer design for preventing MgO crystallinity degradation from Pt diffusion
Since the report of sub-nm CoFeB/MgO-based perpendicular spin-transfer-torque magnetic-tunnel-junction (p-STT-MTJ) spin valves, Pt seed-based [Co/Pt]...
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Nanoscale precision brings experimental metalens efficiencies on par with theoretical promises
Metalenses are flat lenses, where sub-wavelength, so-called meta-atoms manipulate the electric field to perform a given lens function. Compared to...
