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Online since: February 2004
Authors: Peter N. Comley
Also the chemistry of the material was kept
within the limits of the AMS-T-9046 AB1 specification in order to keep the material qualified to
Boeings existing design allowables for Ti-6Al-4V.
The grain size (Figure 10) is actually around 0.5 micron and is similar in appearance to the IMSP structure.
These sheets show consistent SPF properties across and along the sheet, demonstrating that the method of producing fine grain structure is uniform throughout the sheet.
A full test program on the post-formed material is required, however, before it can be used on primary or secondary aircraft structures, and the material supply is currently not defined.
The grain size (Figure 10) is actually around 0.5 micron and is similar in appearance to the IMSP structure.
These sheets show consistent SPF properties across and along the sheet, demonstrating that the method of producing fine grain structure is uniform throughout the sheet.
A full test program on the post-formed material is required, however, before it can be used on primary or secondary aircraft structures, and the material supply is currently not defined.
Online since: December 2010
Authors: Wan Qing Song, Jing Zhang
AATCC-88B is the world's largest technical and scientific society devoted to the advancement of textile chemistry.
Fig. 6. 2D complex wavelte filter band Tree A and tree B has the same structure.
For each tree, its structure is similar to 2D DWT except that the different filters are applied for perfect reconstruction and the outputs of sub bands images are congregated into complex wavelet coefficients.
Each image was decomposed into n levels using 2D-CWT which resulted in 3(high frequency) ×2(trees)×n high frequency components and 2 low frequency components from dual-tree structure.
Fig. 6. 2D complex wavelte filter band Tree A and tree B has the same structure.
For each tree, its structure is similar to 2D DWT except that the different filters are applied for perfect reconstruction and the outputs of sub bands images are congregated into complex wavelet coefficients.
Each image was decomposed into n levels using 2D-CWT which resulted in 3(high frequency) ×2(trees)×n high frequency components and 2 low frequency components from dual-tree structure.
Online since: December 2010
Authors: Ying Zhu, Xue Liu, Jia Jing, Yong Dang Xie
When the shape reflects the taste and the ideological sentiment, that is, when the shape of the formal structure and formal structure of human psychology is relatively seasonal, it will not help to feel the shape of harmony and joy, and can generate strong cravings.
It bionics basis, by studying the nature of the outstanding features of biological systems, morphology, structure, color and so on,.
References [1] Xianrong Zhang:Design semeiology(Chemistry Industrial Publishing House, Beijing 2004),in Chinese
It bionics basis, by studying the nature of the outstanding features of biological systems, morphology, structure, color and so on,.
References [1] Xianrong Zhang:Design semeiology(Chemistry Industrial Publishing House, Beijing 2004),in Chinese
Online since: March 2013
Authors: Roslan Md Nor, Khalifa Al-Azri, Majid S. Al-Ruqeishi, Yusoff Mohd Amin
These different types of doping materials can exhibit different optical properties for ZnO due to the different treatments of Zn and O in the ZnO structure.
These images display nanoballs-like structure of ZnO:P.
De´ka´ ny, Hydrothermal synthesis of prism-like and flower-like ZnO and indium-doped ZnO structures, Coll.
G, Main Group Chemistry, 2nd ed.; John Wiley & Sons: New York, (2000) 286
These images display nanoballs-like structure of ZnO:P.
De´ka´ ny, Hydrothermal synthesis of prism-like and flower-like ZnO and indium-doped ZnO structures, Coll.
G, Main Group Chemistry, 2nd ed.; John Wiley & Sons: New York, (2000) 286
Online since: February 2007
Authors: Ting Fang, Jenq Gong Duh
Besides Mn3O4, the process could be completely imitated to produce other
compounds that have similar structure, such as Fe3O4 [9], (CoxMn1-x)3O4 [10] and Ni1-xMn2O4 [11].
The solids resulted from various reagent concentrations were characterized with respect to their crystal structure, crystallinity and morphology.
To recognize the phase and crystal structure of the precursor and products, X-ray diffractometry (XRD, Rigaku, D/Max-B, Japan) was operated at 40 kV and 30 mA with a wavelength of CuKα (λ=1.5406 Å).
Arai: Chemistry of Powder Production (Chapman & Hall, New York 1996)
The solids resulted from various reagent concentrations were characterized with respect to their crystal structure, crystallinity and morphology.
To recognize the phase and crystal structure of the precursor and products, X-ray diffractometry (XRD, Rigaku, D/Max-B, Japan) was operated at 40 kV and 30 mA with a wavelength of CuKα (λ=1.5406 Å).
Arai: Chemistry of Powder Production (Chapman & Hall, New York 1996)
Online since: October 2006
Authors: Vincent Senez, T. Akalin, S. Arscott, N.E. Bourzgui, B. Bocquet, T. Fujii, E. Lennon, Takahisa Yamamoto
That is why we are currently
investigating different types of structures.
In LFR, we have already performed measurements on single cell using 3D silicon electrode structures (Fig. 9a).
In HFR, on-wafer measurements (Fig. 10a) have been made with VNA (Fig. 10b) covering the [40MHz-110GHz] and [140GHz-220GHz] bands on a back-to-back structure (see inset in Fig. 10a).
Vodyanoy , Noise in Biological Membranes and Relevant Ionic Systems, in Biomembrane Electrochemistry, Advances in Chemistry Series, Vol. 235, edited by M.
In LFR, we have already performed measurements on single cell using 3D silicon electrode structures (Fig. 9a).
In HFR, on-wafer measurements (Fig. 10a) have been made with VNA (Fig. 10b) covering the [40MHz-110GHz] and [140GHz-220GHz] bands on a back-to-back structure (see inset in Fig. 10a).
Vodyanoy , Noise in Biological Membranes and Relevant Ionic Systems, in Biomembrane Electrochemistry, Advances in Chemistry Series, Vol. 235, edited by M.
Online since: April 2008
Authors: Janina Setina, V. Akishins
Deep understanding of specific structure and physical / chemical
properties of this material can help used it in different field. [1-3].
Investigation of the structure and properties of glasses.
After investigations structure, electrical and thermal properties of glasses, technology parameters for production films: viscosity of glass melt and wetting angle for phosphate glass on alumina substrate have been carried out on the basis of compositions, Table 1.
Vaivads: Latvian J. of Chemistry Vol. 2 (1997), p. 101-106
Investigation of the structure and properties of glasses.
After investigations structure, electrical and thermal properties of glasses, technology parameters for production films: viscosity of glass melt and wetting angle for phosphate glass on alumina substrate have been carried out on the basis of compositions, Table 1.
Vaivads: Latvian J. of Chemistry Vol. 2 (1997), p. 101-106
Online since: October 2010
Authors: Junichi Takahashi, Hidetoshi Honda, Takaya Akashi, Kazutomo Abe, Hidenobu Itoh, Masami Kishi
Low-Temperature Sintering of Apatite-Type Lanthanum Silicate
with Fluoride Additives
Junichi Takahashi1a*, Hidetoshi Honda1, Takaya Akashi1, Kazutomo Abe1, Hidenobu Itoh2, and Masami Kishi3
1Division of Materials Chemistry, Faculty of Engineering, Hokkaido University, N-13 W-8 Kita-ku, Sapporo 060-8628, Japan
2 Department of Materials Science, Kitami Institute of Technology, Kitami 090-8507, Japan
3Department of Mechanical Systems Engineering, Hokkaido Institute of Technology, Sapporo 006-8585, Japan
a tkjun@eng.hokudai.ac.jp
Keywords: Lanthanum silicate, Fluoride additives, Low-temperature sintering, Oxide ion conduction
Abstract.
In this study, Ba2+ cations could be considered to be incorporated into the apatite structure in different ways.
One is that they simply substitute for the La3+ sites and the other is they occupy the available but vacant cation sites in the structure, for the latter of which a final chemical formula would be La9.33Ba0.67Si6O26.67.
Ba2+ cations incorporated into the apatite structure would occupy not only the cation vacancies but also the La3+ sites substitutionally, leading to temperature-dependent oxide ion conduction by vacancy (predominant at lower temperature) and interstitial (higher temperature) mechanisms.
In this study, Ba2+ cations could be considered to be incorporated into the apatite structure in different ways.
One is that they simply substitute for the La3+ sites and the other is they occupy the available but vacant cation sites in the structure, for the latter of which a final chemical formula would be La9.33Ba0.67Si6O26.67.
Ba2+ cations incorporated into the apatite structure would occupy not only the cation vacancies but also the La3+ sites substitutionally, leading to temperature-dependent oxide ion conduction by vacancy (predominant at lower temperature) and interstitial (higher temperature) mechanisms.
Online since: March 2019
Authors: Indriana Kartini, Suyanta Suyanta, Mulya Supianto
An Interplay Role between Ammonium and Halide Anions as Additives in Perovskite CH3NH3PbI3
MULYA Supiantoa, SUYANTA Suyantab and INDRIANA Kartinic*
Chemistry Graduate Program, Faculty of Mathematics and Natural Sciences,
Universitas Gadjah Mada, Sekip Utara, Bulak Sumur, Yogyakarta, 55281, Indonesia
amulyasupianto@mail.ugm.ac.id, bsuyantakimiaugm@yahoo.co.id, cindriana@ugm.ac.id
Keywords: Perovskite, additives, ammonium bromide, ammonium chloride.
The structure and morphology were measured by x-ray diffraction (XRD, Rigaku Miniflex600, Cu Kα, λ = 1,5406Å), and scanning electron microscopy (SEM, JSM-6510, JEOL).
As the results, the perovskite structure of CH3NH3PbI(1-x)Brx was not ready to form (Fig. 2b.).
On the other hand, although NH4Cl additive gained the enhancement of crystallinity, it has not been occurred with NH4Br additive due to the larger Br anion may difficult to diffuse to form perovskite structure resulting in the deformation on morphology and optical absorption.
The structure and morphology were measured by x-ray diffraction (XRD, Rigaku Miniflex600, Cu Kα, λ = 1,5406Å), and scanning electron microscopy (SEM, JSM-6510, JEOL).
As the results, the perovskite structure of CH3NH3PbI(1-x)Brx was not ready to form (Fig. 2b.).
On the other hand, although NH4Cl additive gained the enhancement of crystallinity, it has not been occurred with NH4Br additive due to the larger Br anion may difficult to diffuse to form perovskite structure resulting in the deformation on morphology and optical absorption.
Online since: March 2019
Authors: Tri Joko Raharjo, Norman Yoshi Haryono, Winarto Haryadi
JG3 Using Internal Primer
NORMAN Yoshi Haryono1,a , WINARTO Haryadi1,b and TRI Joko Raharjo1,c*
1Department of Chemistry, Faculty of Mathematics and Natural Sciences,
Universitas Gadjah Mada, Yogyakarta 55281, Indonesia
anorman.yoshi.h@mail.ugm.ac.id, bwnrt_haryadi@ugm.ac.id, ctrijr_mipa@ugm.ac.id
Keywords: Alcaligenes sp.
I-TASSER is very useful for protein structure and function prediction since it generates full-length atomic models from multiple threading alignments from the database (Protein Data Bank).
Many parameters can be gained using this protocol such as protein biological function, ligan-binding sites, predicted secondary structure and predicted solvent solubility [16].
Zhang, Protein structure and function prediction using I-TASSER, Curr.
I-TASSER is very useful for protein structure and function prediction since it generates full-length atomic models from multiple threading alignments from the database (Protein Data Bank).
Many parameters can be gained using this protocol such as protein biological function, ligan-binding sites, predicted secondary structure and predicted solvent solubility [16].
Zhang, Protein structure and function prediction using I-TASSER, Curr.