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Online since: April 2015
Authors: Qian Qian Wang, Gong Yu Pan, Xin Yang
The vibration reduction effect of the magneto-rheological engine mount with multiple inertia tracks at low frequency is significantly better than that of single inertia track mount.
Table 1 The experiment steps Frequency (Hz) Excitation amplitude (Hz) Excitation frequency (Hz) Low frequency (0~35) 0.5 1,5,10,15,20, 24.5,30,35 Low frequency (0~35) 0.25 1,5,10,15,20, 24.5,30,35 Fig. 4 The experiment bench of the MR mount Through three groups of experimental data, we get three experimental curve.
Online since: December 2013
Authors: Yu Bo Jiang, Chun Mei Han, Xue Qiu Liang
Esters and Weinreb amides are also good substrates for this preparation, which undergo reduction, followed by a one-pot conversion to terminal alkynes [22].
The data are given below: N-p-tolylpropiolamide (3a): IR (KBr) 3281, 2921, 2106, 1647, 816 cm-1; 1H NMR (400 MHz, CDCl3) d 7.61 (s, 1 H), 7.40 (d, J = 8.3Hz, 2 H), 7.14(d, J = 8.2 Hz, 2 H), 2.91 (s, 1 H), 2.32 (s, 3 H).
Online since: November 2013
Authors: Azlina Baha, A. Sharif, S.Z. Abdullah
Introduction The colour changes of dyes due to radiolytic reduction upon irradiation are beneficial in dosimetry system for radiation processing.
The absorbance data were fitted to the functional form of the following equation: ln (DA) = ln B – d/d0 (1) Where DA is ratio in absorbance, B is constant and d0 is dose sensitivity. d0 can be determined from the gradient of dose response graph.
Online since: July 2015
Authors: Deni Noviana, Sitaria Fransiska Siallagan, Kevin Timotius Tan, Mokhammad Fakhrul Ulum, Gunanti Gunanti
The VHS data then were analyzed by SPSS software (SPSS Inc., Chicago, IL) using one-way ANOVA post hoc Duncan test.P-values < 0.05 were considered statistically significant.
Significant reductions in arterial blood pressures and heart output occurred with anesthetic dose [11, 12].
Online since: June 2014
Authors: Guang Xu Liu, Wen Yao Chen, Miao An Shu, Xin Guo Zhao, Chao Peng, Xin Peng, Hong Xi Wu, Zhi Hua Lin
Data are presented as mean ± SD.
According to these results, the growth of razor clam from northern China population will be hampered at temperature higher than 20 ºC due to the reduction in total energy intake and the rise in metabolic rate.
Online since: September 2015
Authors: Vojtech Senkerik, Miroslav Manas, Michal Stanek, Petr Kratky, Martin Ovsik, David Manas, Lenka Chvatalova
• A reduction in crystallinity
Fig. 3 Indentation characteristic force-depth Fig. 4 Indentation characteristic depth-time The calculations of the indentation hardness HIT and Vickers hardness HV were made according to the relation (1) on the basis of the performed indentation tests and measured data.
Online since: June 2015
Authors: Tzu Hsin Kuo, Chao Ching Ho, You Min Chen, Tien Yun Chi
Robotic solenoid housing placement and assembling systems have enormous potential for realizing high productivity, system flexibility, and cost reductions in solenoid manufacturing.
This ability depends on the ability of its vision system to provide accurate data.
Online since: November 2015
Authors: Antonio Ballester, Manuel Román Jimeno, Manuel García Roig, Eric Guibal, Maria Clara Costa
Currently, the problem may be tackled in four ways: i) Direct chemical methods, ii) Electrochemical treatments, iii) Ion exchange and biosorption methods, iv) Use of growing microbial cells which enables metal precipitation, reduction and/or accumulation via metabolic processes.
After the analysis of the feasibility data and the modelling of the bioprocess at laboratory scale, the above mentioned techniques will be scaled-up and optimized.
Online since: September 2015
Authors: Shyamal Kumar Pabi, Swapan Kumar Karak, Anshuman Patra
The record is matched with the JCPDS data bank to track the evolution of phases during mechanical alloying/milling.
The patterns showed continuous broadening and reduction in the intensity of the peaks, thus evidencing refinement of the W crystallite size by ball milling.
Online since: May 2007
Authors: Ki Young Yoon, Jeong Hoon Byeon, Byung Ju Ko, Jae Hong Park, Chul Woo Park, Jung Ho Hwang, Hee Seung Yoon
Electroless plating refers to the deposition of metal on a substrate by oxidation-reduction reaction without external electric current [5].
Materials TSSA (m2/g) MSSA (m2/g) TPV (cm3/g) MPV (cm3/g) APD (Å) ACF 1,598 1583 0.91 0.86 17.7 ACF/Cu 865 860 0.59 0.55 16.6 ACF/Ag 1383 1347 0.58 0.55 17.0 *TSSA: Total specific surface area *MSSA: Micropore specific surface area *TPV: Total pore volume *MPV: Micropore volume *APD: Average pore diameter Table 3 shows summarized properties related to the adsorptive characteristics of ACF filters determined from the raw data of nitrogen adsorption isotherms according to BET equation and BJH method.
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