Báo cáo vật lý: "Protonation and Complexation Approaches for Production of Protic Eutectic Ionic Liquids" ppsx

... large-scale processes for commercial and inexpensive ILs and can therefore be used for industrial application. Production of Protic Eutectic Ionic Liquids 16 reserved for ionic melts with melting points ... modification of cellulose in ionic liquids. J. Mol. Liq., 142, 1–5. Journal of Physical Science, Vol. 21(1), 15–28, 2010 15 Protonation and Comple...

Ngày tải lên: 07/08/2014, 14:20

... Materials (ASTM). (2005). Annual Book of ASTM Standards for plastics, vol. 8.01. Pennsylvania, USA: American Society for Testing and Materials. Journal of Physical Science, Vol. 21(2), 41–50, ... (Switzerland). The surface modification of OMMT using a silane coupling agent was carried out as follows: a 205.8g ethanol solution (95% ethanol and 5% water) was stirred befor...

Ngày tải lên: 07/08/2014, 14:20

... at different ratios of Cu 2+ :chitosan. For 1:2 ratio of Cu 2+ :chitosan, the particles formed are of irregular jagged spheres with an average size and size distribution of 118.8 + 28.4 nm. ... composition is a mixture of covellite and chalcocite at an approximate ratio of 1:1. Figure 6: Typical EDX spectrum for copper sulfides mixture 3.2 Mechanis...

Ngày tải lên: 07/08/2014, 14:20

... objective of this paper is to investigate the potential of an ANFIS system in the modeling and prediction of the t K , in isolated sites and to assess its performance relative to ANNs, and then for ... temperature, and etc. 7. ACKNOWLEDGEMENT The authors would like to thank the Director of the ONM (Office of National Meteorology of Algiers), for making avai...

Ngày tải lên: 07/08/2014, 14:20

... Figure 8: Imaginary part of impedance as a function of frequency for BiTaO 4 at various temperatures. Figure 8: Imaginary part of impedance as a function of frequency for BiTaO 4 at various ... to that of SbTaO 4 type and then transformed into triclinic phase at temperature above 870 o C. 10 The present study focused on the phase formation, thermal and electrical...

Ngày tải lên: 07/08/2014, 14:20

... used as a source of heat energy for cooking. 7 Due to the growth of the importance of oilseeds in the national economy of Sudan, the high demand to look for a new source of oil and the sufficient ... England) was used for determination of moisture and volatile matter under the condition of the test and the temperature was adjusted at 130 ± 2°C. 2.2 Physioche...

Ngày tải lên: 07/08/2014, 14:20

... properties of dielectric materials, including the contents of individual crystalline, secondary phases and the degree of densification. Therefore, a series of experiments was performed to find ... capacitance of a porous sample and a dense sample. For the porous sample, the total capacitance comprises the capacitance of the grain and air in the pores. It is well known...

Ngày tải lên: 07/08/2014, 14:20

... between ketones and alkanols. The subsequent formation of new hydrogen bonds between the proton acceptor oxygen atoms of the group of DMF and the proton of the – OH group of 1- alkanols 17 ... pressure is a cohesive force, which is the result of attractive and repulsive forces between the molecules. The attractive forces mainly consist of hydrogen bonding, dipole-dipole...

Ngày tải lên: 07/08/2014, 14:20

... of Si, SiO 2 and Ge for increasing transmittance of Si as active medium in the far red region of 720–750 nm. This paper reports the design and simulation of the transmissivity of single and ... explain the model and basic formula of single and multilayer Modelling and Simulation Study of Visible Emission 18 2 1 1 R E I n In − ⎛⎞ = ⎜ + ⎝⎠ ⎟ (1) In our opti...

Ngày tải lên: 07/08/2014, 14:20

... protection land and the production forest land had been planned for growing forests, so there is no need to take into consideration the means of cultivated slope soil). The total area of the convertible ... erosion potential of the upstream protection land and the production forest land, but we have only considered these levels to categorize the erosion potential of the...

Ngày tải lên: 13/02/2014, 12:20