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   Articles with "ultra precision" as a keyword



Scanning Electrochemical Probe Lithography for Ultra-Precision Machining of Micro-Optical Elements with Freeform Curved Surface.

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recommendations! Published in 2024 at "Small"

DOI: 10.1002/smll.202402743

Abstract: Two challenges should be overcome for the ultra-precision machining of micro-optical element with freeform curved surface: one is the intricate geometry, the other is the hard-to-machining optical materials due to their hardness, brittleness or flexibility.… read more here.

Keywords: freeform curved; ultra precision; micro optical; precision machining ... See more keywords

Simultaneous optimization in ultra-precision motion systems

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recommendations! Published in 2019 at "Structural and Multidisciplinary Optimization"

DOI: 10.1007/s00158-018-02191-6

Abstract: In ultra-precision motion systems, vibration has non-negligible influence on motion performance, especially when these systems are getting more lightweight and more flexible. Research on simultaneous optimization of structural and controller design has been conducted to… read more here.

Keywords: ultra precision; motion; precision motion; motion systems ... See more keywords

Investigation on the cleaning of KDP ultra-precision surface polished with micro water dissolution machining principle

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recommendations! Published in 2017 at "Science China Technological Sciences"

DOI: 10.1007/s11431-016-0469-0

Abstract: A potassium dihydrogen phosphate (KDP) optical crystal was machined to an ultra-precision surface with water-in-oil (W/O) micro emulsion polishing fluid. The micro water dissolution principle utilized in the machining process is discussed, its planarization mechanism… read more here.

Keywords: ultra precision; water; surface; investigation ... See more keywords

Manuscript numerical simulation on ultra-precision polishing of monocrystalline silicon by SPH method

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recommendations! Published in 2018 at "Journal of Mechanical Science and Technology"

DOI: 10.1007/s12206-018-0633-7

Abstract: Ultra-precision polishing is an important processing method for monocrystalline silicon, in order to improve the machining efficiency and obtain good machining quality, it is necessary to investigate the material removal process and process parameters of… read more here.

Keywords: ultra precision; monocrystalline silicon; method; simulation ... See more keywords

Ultra-precision 3 DOF tilting stage for workpiece setup of scalable micro-pattern machining

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recommendations! Published in 2017 at "International Journal of Precision Engineering and Manufacturing"

DOI: 10.1007/s12541-017-0129-x

Abstract: Micro-machining has been widely used for manufacturing of micro molds for flat panel displays. Because the mold has a large area and heavy weight, the workpiece setup system with a high stiffness and ultraprecise positioning… read more here.

Keywords: ultra precision; workpiece setup; micro; tilting stage ... See more keywords

Ultra-precision optical surface fabricated by hydrodynamic effect polishing combined with magnetorheological finishing

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recommendations! Published in 2018 at "Optik"

DOI: 10.1016/j.ijleo.2017.11.055

Abstract: Abstract In the traditional machining method, the surface quality will get worse during the surface figuring process while the surface figure will be destroyed after ultra-smooth polishing process. To obtain an ultra-precision optical surface, these… read more here.

Keywords: ultra precision; figure; surface; spatial frequency ... See more keywords
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Sustainable production of dry-ultra-precision machining of Ti–6Al–4V alloy using PCD tool under ultrasonic elliptical vibration-assisted cutting

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recommendations! Published in 2020 at "Journal of Cleaner Production"

DOI: 10.1016/j.jclepro.2019.119254

Abstract: Abstract The Ti–6Al–4V alloy is regarded as a typical hard-to-machine material owing to its small thermal conductivity and low deformation coefficient. Large amounts of cutting fluids are required and consumed in the traditional ultra-precision machining… read more here.

Keywords: ultra precision; 6al alloy; precision machining; tool ... See more keywords

Theoretical analysis and experimental study of offset error of ultra-precision micro-spindle caused by cutting load

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recommendations! Published in 2019 at "Australian Journal of Mechanical Engineering"

DOI: 10.1080/14484846.2019.1601665

Abstract: ABSTRACT The existing ultra-precision micro-spindles fail to achieve the machining requirement of sub-micron precision because of its large radial error. In this study, the calculation model of radial offset error caused by cutting load is… read more here.

Keywords: ultra precision; offset error; precision micro; micro ... See more keywords

Material removal characteristics of ultra-precision grinding silicon carbide ceramics

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recommendations! Published in 2019 at "Advances in Applied Ceramics"

DOI: 10.1080/17436753.2019.1707414

Abstract: ABSTRACT Silicon carbide (SiC) ceramic has been widely applied to fabricate functional components relying on their excellent physical, chemical and mechanical properties. Meanwhile, it is always highly concerned to seek suitable manufacturing technology and processes… read more here.

Keywords: ultra precision; silicon carbide; carbide; removal characteristics ... See more keywords

Deep learning physical hybrid model-driven in situ cutting force monitoring of ultra-precision diamond turning

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recommendations! Published in 2025 at "Measurement Science and Technology"

DOI: 10.1088/1361-6501/ae014a

Abstract: Ultra-precision diamond turning (UPDT) can manufacture a high-quality surface at a nanometric surface roughness and submicron form error. The cutting force is a good indicator for monitoring surface quality in the UPDT process. However, the… read more here.

Keywords: precision diamond; ultra precision; force; model ... See more keywords

Ultra-precision trapezoidal grating mixture of photonic crystal’s effect on enhancing the optoelectronic properties of thin film GaAs solar cell

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recommendations! Published in 2021 at "Physica Scripta"

DOI: 10.1088/1402-4896/ac217e

Abstract: The IV semiconductor materials have a pivotal role in photovoltaic (PV) systems. Research on the optimal grating structure has attracted a lot of interest because of its potential application in light-trapping in thin film PV… read more here.

Keywords: ultra precision; solar cell; trapezoidal grating; thin film ... See more keywords