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Online since: October 2017
Authors: Mohd Shaiful Zaidi Mad Desa, Agus Arsad, Azman Hassan
It is related to interconnected CNT network structure which leads to increase in melt viscosity of polymer nanocomposites.
Journal of Physics and Chemistry of Solids, 2008. 69(5–6): p. 1395-1398
[11] Mina, M.F., Beg, M.D.H, Islam, M.R, Nizam, A., Alam, A.K.M.M., and Yunus, R.M., Structures and properties of injection-molded biodegradable poly(lactic acid) nanocomposites prepared with untreated and treated multiwalled carbon nanotubes.
Online since: July 2021
Authors: Noor Fakher Khdr, Bassam G. Rasheed, Baida M. Ahmed
ROZANTSEV, “Plasma assisted synthesis of bimetallic nanoparticles with laser -aided modification of their structure, Physics, Chemistry and Application of Nanostructures”, pp. 501-504 (2005) [13] M.
Kondow,”Structure and Stability of Silver Nanoparticles in Aqueous Solution Produced by Laser Ablation”, J.Phys.
Online since: February 2022
Authors: Reymark D. Maalihan
Introduction Among various 3D printing (3DP) techniques available today, stereolithography (SLA) is considered one of the most versatile owing to its high printing precision, excellent surface finish, wide chemistries available, and low energy consumption [1-3].
Its unique and thermomechanically robust structure has garnered attention for a variety of industrial applications such as organic semiconductors, energy-related materials, flame retardants, and oil and gas coatings [8].
A balance between strength and ductility is a prerequisite to achieve tough 3D printed structures that can endure significant loads during application [1].
Online since: January 2010
Authors: Susana P.G. Costa, Michael Belsley, M. Manuela M. Raposo, Rosa M.F. Batista
The structures of the new thiobarbituric (oligo)thiophenes 1 were unambiguously confirmed by their analytical and spectral data (Table 1).
The position of this band was strongly influenced by the structure of the compounds, by the length of the π conjugated bridge and also by the electronic nature of the groups, (H, alkoxy or �,�-dialkylamino), substituted on the (oligo)thienyl- moieties (Table 1, Fig. 1).
Atkins, Physical Chemistry (Oxford, 5th edition, 1990), p. 503
Online since: January 2005
Authors: Olga Verezub, György Kaptay, Kusuhiro Mukai, Tomiharu Matsushita
Penetration dynamics of solid particles into liquids High-speed experimental results and modelling O.Verezub 1, G.Kaptay 1, T.Matsushita 2 , K.Mukai2 1 University of Miskolc, Department of Physical Chemistry, Hungary-3515, Miskolc 2 Kyushu Institute of Technology, 1-1 Sensui-cho, Tobata-ku, Kitakyushu, Japan Keywords: solid particles, liquids, penetration, contact angle, Weber number Abstract.
However, due to the way of their production (rapid prototyping), there were concentric terraces with steps of about 0.1 mm along the surface of each P-particle, i.e. they had a rough, and structured surface.
Thus, orientation of particles with structured surface has an influence on their ability to penetrate into bulk liquids.
Online since: April 2012
Authors: Zheng Yi Jiang, Jun Xia Huang, Ai Wen Zhang, Xu Shi, Si Hai Jiao, Dong Bin Wei
The mechanism of formation of the complex multilayer structure of oxide scale of 302 steel under the hot rolling condition in Steckel Mills was proposed as being associated with a cycle oxidation pattern [9], and the effects of temperature, deformation, and furnace atmosphere including humidity were discussed [10].
This means that the thicker oxide scale shows higher lubricative effect and the structure of oxide scale of 301 steel becomes stable after hot rolling at the reduction of 20 %, so the lubricative effect also becomes stable.
Odriozola: Journal of materials chemistry Vol. 8 (1998), p. 2293-2298 [4] M.
Online since: August 2010
Authors: Min Chen, Zu Xin Zhao, X.B. Huang, W.S. Cheng
The subject is interdisciplinary, which combines mechanics, chemistry and metallography, using ring-block abrasion testing machine and Energy Dispersive Spectrometer to explore the internal relation between the coating and the nano lubricating oil additives,and the tribology mechanism, and seeks the synergetic effect of the two, which break through the bottleneck of the separate research of the two, explore the combination use of the two in industrial field, and provide an effective way for improve the friction reduction performance and zero wear.
Nano boron nitride additives penetrate into the friction surface in nm level or μm level thickness, or induce and generate new materials, which not only improve the micro structure and organization of the friction surface, but also improve the strength, hardness, plasticity of the metal, realize online strengthening of the friction pair, and increase the carrying capacity and antiwear performance.
The reasons that cause the improvement of wear resistance are the high hardness and special organizational structure of Ni-W-P alloy coating.
Online since: September 2011
Authors: Yuan Gang Zu, Xiu Hua Zhao, Xiang Dong Meng, Qing Yong Li, Shou Gang Jiang, Mei Sang
LC-MS was applied on unprocessed and processed CoQ10 to obtain information of the change of chemical structure after RESS processing.
The results suggest that no varieties about chemistry structure of CoQ10 before/after RESS process occur.
Online since: October 2013
Authors: Jing Ma, Xiao Long Lei, Rong Chao Ma
The research has important significance to well improve structure and technology parameters of rotary drying technology in solids drying.
In order to improve the drying performance of rotary dryer, it is necessary to optimize the structure and technology parameters of rotary dryer.
The paper adopts rapeseed as material and uniform design as experimental method to optimize the structure and technology parameters of rotary dryer.
This research has important significant to well improvement structure and technology parameters of rotary drying technology in solids drying.
Fibre Chemistry, Vol.3(2003), p. 233-236 [16] Pang S.
Online since: July 2014
Authors: Guang Qing He
The design of tourist souvenir is the structure of the tourism industry needs, is also the important direction of regional economic development.
Through the observation, the three gorges tourism industry structure is not reasonable, especially in tourism memory of product design and development, is still in the relatively backward technology level.
Chemistry is a weak acid.
Stone structure of the three gorges region mainly for dot structure, surface pattern distribution is more abundant.
The transformation of modern tourism industry is in line with the economic development of our country, the adjustment of industrial structure will help to expand domestic demand of economic development strategy.