3.4. Micropore Arrays Obtained from Parylene-C Molding with Silicon Template. After the poor capabilities or even failures in the preparation of large-area and high-porosity micropore arrays, the Parylene C molding process with a silicon micropillar array as the template was used as the final ability to fabricate the required micropore …Web
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van der Waals integration of GaN light-emitting diode arrays on foreign graphene films using semiconductor/graphene heterostructures ... (>99.9999%) and high-purity O 2 (>99.995%) were used as ...Web
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In initial evaluations, the CNT arrays created by Peng and his colleagues were found to be of excellent quality and exhibited a high inherent linearity performance. …Web
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In a typical fabrication process, the reaction chamber was pumped down to a base pressure at the order of 10 −2 Torr and backfilled with ultra-high purity Ar gas (500 sccm) until atmospheric ...Web
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High-purity germanium γ-ray tracking arrays, such as AGATA (Advanced GAmma Tracking Array) and GRETINA/GRETA (Gamma Ray Energy Tracking Array) represent the state-of-the-art in high-resolution γ-ray spectroscopy for nuclear physics experiments. These spectrometers are composed of highly segmented large-volume …Web
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a and b are the numerically calculated phase profiles for metasurface-1 and metasurface-2.c and d show the purity of vortex beam in Azimuthal index and radial index.e–h corresponds to the ...Web
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Liu et al. combined a multiple dispersion sorting process, which improves purity, and a dimension-limited self-alignment process to produce well-aligned CNT arrays on a 10-centimeter silicon wafer.Web
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Experimental results showed that the antenna has a broad bandwidth of 164%, high port isolation above 40 dB, enhanced gain of 4–12 dBi, high polarization purity, and low dispersion with a very compact antenna size of 0.28 × 0.28 × 0.20 λ 3. The performance characteristics make the antenna an excellent candidate for a compact, fully ...Web
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Here we report radiofrequency transistors based on high-purity carbon nanotube arrays that are fabricated using a double-dispersion sorting and binary liquid …Web
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High color purity across a broad range (400nm-1000nm) is made possible through optical absorption from polysilicon and selective suppression from a platinum …Web
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Although A-CNTs have been produced through chemical vapor deposition (CVD) growth of nanotubes on quartz or sapphire with high density (up to 100 CNTs/μm) or high semiconducting purity obtained through posttreatment (up to 99.9999%) (7–9), arrays with both high density and high purity have not yet been demonstrated.As a result, …Web
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Isolating an array of samples grouped by the first element (metal) makes it possible to examine the dependence of the purity of the halides and their impurity composition on the position of the metal in the Periodic Table ().It is seen that the halide samples from different arrays differ in purity level: on average, the purity level of the …Web
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arrays offer background-limited infrared performance (~28 µm cut-off wavelength) and excellent pixel operability and uniformity to many ... The growth of high-purity Si:Ga epitaxial layers also requires a high-purity silicon source. Since gallium is a p-type dopant in silicon, donor impurities are of central concern. ...Web
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For high-density SWCNT arrays (≥100 tubes/μm), the highest semiconducting purity reported is 91%, while for SWCNT arrays of high semiconducting purity (99.9%), the highest density is ∼11 tubes/μm. Some post-etching methods have been developed to further increase the semiconducting purity of SWCNT arrays. Selective electrical …Web
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The present work describes the high efficiency High Purity Germanium (HPGe) detector array that will be placed around the magnetic trap for this purpose, as …Web
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The DBR was highly reflective in the blue spectral region, and the chromaticity chart in Fig. S8c shows high spectral purity of the R, G, B colors with the usage of a DBR structure.Web
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Over the past two decades, optical tweezer arrays of atoms and molecules have emerged as a powerful platform for the preparation and manipulation of ultracold neutral particles 1,2,3,4,5,6,7,8,9 ...Web
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simple as upgrading the Purity Operating Environment, at no cost, and completing a few simple steps. We began with version 5.0 of the Purity Operating Environment installed on the two arrays. Array A contained two volumes, named SQL and Vol1. First, from the Storage/Array tab, we connected the two arrays by requesting theWeb
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The arrays have a semiconducting nanotube purity of 99% and can fully cover a surface with a nanotube density of more than 500 tubes/µm. The nanotube pitch …Web
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Here we report radiofrequency transistors based on high-purity carbon nanotube arrays that are fabricated using a double-dispersion sorting and binary liquid interface aligning process. The ...Web
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the fabrication of high purity germanium crystals have had a significant impact on low-level gamma-ray spectrometry. Today, Ge-detectors with high purity Ge-crystals of 2kg are readily available and detectors with crystals up to 5kg can be produced. Use of large area crystals results in highWeb
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The result, as we will show, is programmable vector vortex beam arrays of high purity. Zoom In Zoom Out Reset image size Figure 2. (a) Experimental setup for the creation and detection of CVV beam arrays. The output from a Nd:YAG Regen amplifier was expanded and directed to a phase-only spatial light modulator (SLM1) programmed …Web
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Currently, the major bottleneck lies in the preparation of high density CNT arrays with high semiconductor purity. Following the progresses on the preparation of CNT materials, frequency performance of CNT RF transistors has also been improved significantly in the past decade as shown in figure 6, especially since 2006, when …Web
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High Purity Germanium (HPGe) ... Large gamma ray tracking arrays such as AGATA and GRETINA [1], [2] employ radial, longitudinal, and azimuthal segmentation to the implanted outer contact of coaxial HPGe detectors in order to achieve improved position sensitivity. Each individual segment is typically several cubic cm in volume with each …Web
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The efficient and economic growth of high-purity carbon nanotube (CNT) arrays remains a great challenge due to the synthetic complexity and difficulty of high-precision control. Herein, a high ...Web
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In terms of the two basic single-photon characteristics of purity and indistinguishability that underpin the two basic quantum resources—interference and …Web
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The arrangement analysis method based on fast Fourier transforms was applied to characterize the porous arrays ordering. The quality, arrangement, circularity and regularity of nanoporous AAO formed on the low-purity (AA1050) and high-purity aluminum were investigated in details. It was found that the regularity of the nanopores ordering ...Web
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Aligning dense carbon nanotube arrays Although semiconducting carbon nanotubes (CNTs) are promising candidates to replace silicon in transistors at extremely small dimensions, their purity ...Web
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With this patterning technique, we create high-purity DNA arrays, in which we see strong identifying signal from the appropriate array element. The application of such patterned surfaces is not limited to DNA arrays but can be modified to create a surface with a variety of terminal groups separated by an inert background for surface chemistry ...Web
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We describe a 19-element high-purity Ge solid-state detector array developed for high-throughput fluorescence X-ray absorption fine structure (XAFS) experiments in ultra-high vacuum (UHV). The packing ratio is 57%, a significant improvement over that of standard 13-element arrays (37%). The average energy resolution in the 19 channels is …Web
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As has been mentioned, the outstanding performance of the CNT-based transistors can be fully explored only with high-density integration of nanotubes, a high degree of alignment, and the high-purity enrichment of s-SWNTs. SWNT arrays with high density would afford a nanotube-based device higher current, more robust performance, …Web
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