Temperature Tuning of the Crystal
Frequency modulated hybrid photonic crystal laser by thermal tuning
... system temperature was maintained with Peltier element temperature controllers on both the RSOA and the PhC reflector ...The temperature rise generated from injection of carriers adjusted the ...
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Magnetic-field tuning of the low-temperature state of YbNiSi3
... Department of Quantum Matter, ADSM, Hiroshima University, Higashi-Hiroshima, Hiroshima 739-8530, Japan 共Received 12 December 2006; published 29 March 2007 兲 We present detailed data from low-temperature ...
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Photo-oxidative tuning of individual and coupled GaAs photonic crystal cavities
... photonic crystal cavities were fabricated using electron-beam lithography, inductively-coupled plasma reactive-ion etching (ICP-RIE), and a final HF acid undercutting step, as described previously ...The ...
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Dynamic bandgap tuning of solid thin film photonic crystal structures
... Different etching techniques, such as wet and dry etching, can be considered depending on different parameters such as etch rate, selectivity and isotropy. Etch rates depend on various factors including the quality of ...
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Tuning of photonic bandgap in lithium niobate photonic crystal slab structures for wavelength filtering
... In the present work, tuning of PBG is presented for wavelength filtering applications. The RI of the slab material is considered as varying by adopting thermo-optic effect 24 . This can be realized by creating ...
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Thermal tuning of a thin-film optical filter based on porous silicon and liquid crystal
... Temperature control would allow easy and reliable tuning of LC-based devices. Still, the process manifests low performance and high energy consumption whenever the tuning requires heating (or ...
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Temperature Performance of GaInNAs -Based Photonic Crystal Waveguide Modulators
... stable temperature operation not only for laser sources, but also for modulators, switches and routing ...the temperature since the routing devices are generally based on resonance mechanisms which require ...
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Temperature Dependent Tuning of Defect Mode inside Photonic Bandgap for Cwdm Applications
... semiconductor crystal affects electron ...photonic crystal (DPC) is very useful for designing of tunable optical filters which have potential applications in wavelength division multiplexing (WDM) based ...
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Wideband tuning of four-wave mixing in solid-core liquid-filled photonic crystal fibers
... tonic crystal fibers, in order to cover the frequency range given above, the pump wavelength must be tunable over a few tens of nanometers, which is not easily attainable for simple fiber ...of temperature ...
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Crystal habits of itraconazole microcrystals: unusual isomorphic intergrowths induced via tuning recrystallization conditions
... no crystal habit manipulation reports are available in the ...modifying crystal habit and/or introducing crystal ...hydrophilic crystal facets, while the latter can introduce some ...
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NUMERICAL SIMULATION OF TEMPERATURE FIELD IN THE VERTICAL BRIDGMAN METHOD CRYSTAL GROWTH
... model, temperature field, finite element method Introduction Research in crystal growth includes a wide spectrum of activities including experimental conditions for preparation of specified material, ...
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Crystal filter tuning using machine learning
... Let us concentrate on the second stage. Stage two, can be broken down into two further sub-stages. Tuning of the stopband and tuning of the passband. It was also discovered that the expert always attempts ...
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Tuning of PID Controller for Temperature Loop
... Assistant Professor, Department of Instrumentation Engineering, PVPIT Budhgaon (Sangli), Maharashtra, India 1 Assistant Professor, Department of Instrumentation Engineering, PVPIT Budhgaon (Sangli), Maharashtra, India 2 ...
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User Manual Auto Tuning PID Temperature Controller
... Note 1: If the setpoint is different, the parameters obtained from auto-tuning are possible different. So you’d better set setpoint to an often- used value or middle value first, and then start auto-tuning. ...
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Variation of magnetostriction with temperature in Tb5Si2.2Ge1.8 single crystal
... increasing temperature until just below 100 ...orthorhombic crystal structure to a Gd 5 Si 2 Ge 2 -type monoclinic ...low temperature ferromagnetic to a higher temperature paramagnetic ...
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The effect of temperature and pressure on the crystal structure of piperidine
... The effect of pressure on the structure of piperidine The neutron powder diffraction data obtained at ele- vated pressure were of medium resolution and modest statistical precision, and during structure refinement the ...
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Temperature dependent resonances in superconductor photonic crystal
... photonic crystal useful for transmitting signals over larger distances at higher ...increasing temperature than broader transmission bands. The temperature dependence is useful, particularly for ...
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VT-802 Temperature Compensated Crystal Oscillator
... VT-802 Temperature Compensated Crystal Oscillator Vectron’s VT-802 Temperature Compensated Crystal Oscillator (TCXO) is a quartz stabilized, CMOS output, analog temperature compensated ...
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Genetic Tuning of Fuzzy Inference System for Furnace Temperature Controller
... need tuning. Different methods exist for tuning the Fuzzy Systems, and Genetic Algorithm is one of ...the tuning of Fuzzy Inference Process (FIS) design for Small-Scale Furnace Temperature ...
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Optimization of a Temperature Control Loop using Self Tuning Regulator
... "MIT-rule", was used in the Whitaker's original MRAC. This method performs well when compared to Conventional PID [2]. The MRAS attempts to adjust the parameters so that the correlation between the error e and the ...
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