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Online since: August 2014
Authors: Xun Li, Hao Shi, Fei Wang, Hua Xiang Gu
Materials and Methods
Bacterial Strains, Plasmids, Growth Media
T. thermophilus HB8 was purchased from DSMZ (www.dsmz.de).
Results and discussions Cloning and overexpression of AGL With the genomic DNA of T. thermophilus HB8 as a template, the open reading frame (1590 bp) coding α-glucosidase was isolated and amplified according to the prot˚Col described in the materials and methods sections.
Velickovic: Journal Molecular Catalysis B: Enzymatic Vol. 35, no. 4 (2005), p. 142 [6] F.A.
Lin: Annals of the New York Academy of Sciences Vol. 750 (1995), p. 325 [8] L.
Liebl: Journal of Bacteriology Vol. 188, no. 20 (2006), p. 7123 [12] Y.H.
Results and discussions Cloning and overexpression of AGL With the genomic DNA of T. thermophilus HB8 as a template, the open reading frame (1590 bp) coding α-glucosidase was isolated and amplified according to the prot˚Col described in the materials and methods sections.
Velickovic: Journal Molecular Catalysis B: Enzymatic Vol. 35, no. 4 (2005), p. 142 [6] F.A.
Lin: Annals of the New York Academy of Sciences Vol. 750 (1995), p. 325 [8] L.
Liebl: Journal of Bacteriology Vol. 188, no. 20 (2006), p. 7123 [12] Y.H.
Online since: July 2022
Authors: Gabriela Vincze, Marilena Butuc, Rui Amaral, Abel dos Santos, Rafael Santos, António Pereira
To date, the Marciniak-Kuczynski (MK) [3] model has become the most important tool in constructing the FLDs for various structural materials and deformation processes.
The balanced biaxial yield stress is almost identical with the uniaxial yield stress in RD, corroborating the observation of Woodthorpe and Pearce[8] for materials exhibiting r values less than 1.
It is well known that an exponent of a=6 for materials with Body-Centered Cubic (BCC) crystal structure and an exponent of a=8 for materials with Face-Centered Cubic crystal structure (FCC) are recommended.
In a recent study [10] it was found an “a” of 5 for TWIP steel and it was suggested that more values beside of 6 and 8 should be explored specially in the case of new structural materials.
Sciences 9(1967) 609-620
The balanced biaxial yield stress is almost identical with the uniaxial yield stress in RD, corroborating the observation of Woodthorpe and Pearce[8] for materials exhibiting r values less than 1.
It is well known that an exponent of a=6 for materials with Body-Centered Cubic (BCC) crystal structure and an exponent of a=8 for materials with Face-Centered Cubic crystal structure (FCC) are recommended.
In a recent study [10] it was found an “a” of 5 for TWIP steel and it was suggested that more values beside of 6 and 8 should be explored specially in the case of new structural materials.
Sciences 9(1967) 609-620
Online since: August 2014
Authors: Eric Johnson, Zhong Yuan Qian, Scott Chumbley
Suresh: Failure of Materials, Cambridge University Press; 2nd edition, November 28, 1998
Lawrence: Analytical and Graphical Aids for the Fatigue Design of Weldments, Fatigue and Fracture of Engineering Materials and Structures, Vol. 8, No. 3, pp. 223-241, 1985
Lawrence: Estimating the Effects of Residual Stress on the Fatigue Life of Notched Components, University of Illinois, Materials Engineering Report No. 124, 1986
Johnson: The residual stress relaxation behavior of weldments during cyclic loading, Metallurgical and Materials Transactions A, Vol. 44, Issue 7, 3147-3156, 2013
Johnson: The effect of specimen dimension on residual stress relaxation of carburized and quenched steels, Materials Science and Engineering A, Vol. 529, 246-252, 2011
Lawrence: Analytical and Graphical Aids for the Fatigue Design of Weldments, Fatigue and Fracture of Engineering Materials and Structures, Vol. 8, No. 3, pp. 223-241, 1985
Lawrence: Estimating the Effects of Residual Stress on the Fatigue Life of Notched Components, University of Illinois, Materials Engineering Report No. 124, 1986
Johnson: The residual stress relaxation behavior of weldments during cyclic loading, Metallurgical and Materials Transactions A, Vol. 44, Issue 7, 3147-3156, 2013
Johnson: The effect of specimen dimension on residual stress relaxation of carburized and quenched steels, Materials Science and Engineering A, Vol. 529, 246-252, 2011
Online since: January 2019
Authors: Fedor Simankin, Jan Miciński, Evgeniy Shumnyi, Alexander Shtein, Ablay K. Zhunusov
Three-dimensional printing of metallic materials is currently at the initial stage of its development whereas that of polymer materials is being rather developed and allows producing objects of any complexity at high speed.
However, polymer materials may not be appropriate for operation in certain conditions, for example, ionizing radiation.
According to Fig. 4, the stresses in the housing walls do not exceed values allowable for most of polymer materials.
Simankin, Modification of polymeric materials for 3D printing of external panels of nanosatellites, MATEC Web of Conferences 102 (2017) 01022
Svetashkov, N.A Kupriyanov, K.K Manabaev, High Technology: Research and Applications (HTRA 2015), Key Engineering Materials 685 (2015)
However, polymer materials may not be appropriate for operation in certain conditions, for example, ionizing radiation.
According to Fig. 4, the stresses in the housing walls do not exceed values allowable for most of polymer materials.
Simankin, Modification of polymeric materials for 3D printing of external panels of nanosatellites, MATEC Web of Conferences 102 (2017) 01022
Svetashkov, N.A Kupriyanov, K.K Manabaev, High Technology: Research and Applications (HTRA 2015), Key Engineering Materials 685 (2015)
Online since: October 2014
Authors: Jie Lian, Wen Li Guan, Xiao Hong Yu, Yuan Xun Yu
Ellipsometry has been commonly used to provide accurate measurement of the material’s optical constants 11,12.
Acknowledgements This work was supported by A Project of Shandong Province Higher Educational Science and Technology Program(Grant No.
Lett. 102, 221903. (2013) [2] Haiming Zhang, Tingting Zhao, Guofeng Hu, et al: Journal of Materials Science: Materials in Electronics 23(2012), 1933 [3] M.
Hou: Microelectronics Journal 36 , 125 (2005)
Zhang: Optical Materials 26, 23 (2004) [25] G.
Acknowledgements This work was supported by A Project of Shandong Province Higher Educational Science and Technology Program(Grant No.
Lett. 102, 221903. (2013) [2] Haiming Zhang, Tingting Zhao, Guofeng Hu, et al: Journal of Materials Science: Materials in Electronics 23(2012), 1933 [3] M.
Hou: Microelectronics Journal 36 , 125 (2005)
Zhang: Optical Materials 26, 23 (2004) [25] G.
Online since: April 2004
Authors: Stepas Janušonis, Vida Janušonienė
Self-formation phenomenon in the Technological World
What suppositions of classic sciences are refused by modern science?
The Engineer and Nature work with energy, materials and information [3].
Self-formation can be defined as research area for search of general laws of the object evolution, independent from concrete materials and physical or chemical processes.
Material properties are correlated by parameters when processing - by interactions between the parameters.
This is an essential feature of the method, because of the design of topological spaces and evolving objects in them, apart from concrete materials and processes.
The Engineer and Nature work with energy, materials and information [3].
Self-formation can be defined as research area for search of general laws of the object evolution, independent from concrete materials and physical or chemical processes.
Material properties are correlated by parameters when processing - by interactions between the parameters.
This is an essential feature of the method, because of the design of topological spaces and evolving objects in them, apart from concrete materials and processes.
Online since: May 2014
Authors: Rapeeporn Srisuk, Rapeephun Dangtungee, Suchart Siengchin
However, many researchers were attempted to find out the ideal compositions of bio materials and methods of development.
Experimental Materials; Non-sticky rice bran (commercially available in Thailand) was ground and sieved (50 mesh) at room temperature.
The materials were molding by a bio-compression molding machine at a given condition: 50-100 kg/cm3, 170 oC, and 5 min (of pressure, temperature and time, respectively).
Chow, Water vapour permeability of poly(lactic acid)/chitosan binary and ternary blends: Submitted to KMUNB International Journal of Applied Science and Technology (2014) DOI: 10.14416/j.ijast.2014.01.001
Karger-Kocsis, Single-polymer composites concepts, realization and outlook: Submitted to KMUNB International Journal of Applied Science and Technology (2014) DOI: 10.14416/j.ijast.2014.01.002
Experimental Materials; Non-sticky rice bran (commercially available in Thailand) was ground and sieved (50 mesh) at room temperature.
The materials were molding by a bio-compression molding machine at a given condition: 50-100 kg/cm3, 170 oC, and 5 min (of pressure, temperature and time, respectively).
Chow, Water vapour permeability of poly(lactic acid)/chitosan binary and ternary blends: Submitted to KMUNB International Journal of Applied Science and Technology (2014) DOI: 10.14416/j.ijast.2014.01.001
Karger-Kocsis, Single-polymer composites concepts, realization and outlook: Submitted to KMUNB International Journal of Applied Science and Technology (2014) DOI: 10.14416/j.ijast.2014.01.002
Online since: November 2022
Authors: Mariatti Jaafar@ Mustapha, Azlin Fazlina Osman, Nur Hidayah Ahmad Zaidi, Sinar Arzuria Adnan, Di Sheng Lai, Midhat Nabil Ahmad Salimi, Ismail Ibrahim
Introduction
For the past decades, researchers have focused on finding alternative materials to replace conventional plastics, especially for the film packaging application.
To overcome the sustainability issues, the biopolymers synthesized from renewable resources such as starch were intensively studied to develop fully biodegradable and renewable packaging materials [1].
Experimental Material.
Liao: Journal of Polymer Research, vol. 28, no. 5, (2021) pp. 1-12 [6] K.
S.M. de Freitas et al.: Journal of Biomaterials Science, Polymer Edition, no. just-accepted, (2021) pp. 1-39 [9] A.
To overcome the sustainability issues, the biopolymers synthesized from renewable resources such as starch were intensively studied to develop fully biodegradable and renewable packaging materials [1].
Experimental Material.
Liao: Journal of Polymer Research, vol. 28, no. 5, (2021) pp. 1-12 [6] K.
S.M. de Freitas et al.: Journal of Biomaterials Science, Polymer Edition, no. just-accepted, (2021) pp. 1-39 [9] A.
Online since: January 2008
Authors: Lorena L. Garza-Tovar, Leticia M. Torres-Martínez, F. Vázquez Acosta, A. Martínez-de la Cruz, Wallter López González
In agreement with these
results, X-ray fluorescence analysis showed high- SiO2 and low-Al2O3 content in the sample as is
expected on weakly kaolinized materials.
Usually raw materials are extracted directly from earth surface and consequently the concentration of impurities in the raw material is not homogeneous.
This graben is a sunken tectonic valley limited by normal faillures and filled by the inferior member of the Panalillo Rhyolite and by carried materials.
Millet, Journal of Catalysis 237 (2006) 38-48. 4.
Saleemi, Applied Clay Science 29 (2005) 55-72. 5.
Usually raw materials are extracted directly from earth surface and consequently the concentration of impurities in the raw material is not homogeneous.
This graben is a sunken tectonic valley limited by normal faillures and filled by the inferior member of the Panalillo Rhyolite and by carried materials.
Millet, Journal of Catalysis 237 (2006) 38-48. 4.
Saleemi, Applied Clay Science 29 (2005) 55-72. 5.
Online since: May 2011
Authors: Chang Qing Sun, Bo He
Introduction
Thermit welding technology can realize the joint of welded materials under pressure, making use of the high reaction heat synthesized during powder combustion and taking synthesizing product as filling materials, during which aluminium and ferric oxide powder are between the welded materials.
Crack Resistance Test Selection of Experiment Materials.
Banerjee: Journal of Materials Processing Technology.
In Chinese [3] Wang Yufei, Yang Zhenguo: Materials Science and Engineering.
Messler: Joining of Materials and Structures.
Crack Resistance Test Selection of Experiment Materials.
Banerjee: Journal of Materials Processing Technology.
In Chinese [3] Wang Yufei, Yang Zhenguo: Materials Science and Engineering.
Messler: Joining of Materials and Structures.