The energy of hydrogen bonds in aqueous suspensions of nanodiamonds with different surface functionalization

2018 ◽  
Vol 50 (3) ◽  
pp. 387-395 ◽  
Author(s):  
K.A. Laptinskiy ◽  
A.N. Bokarev ◽  
S.A. Dolenko ◽  
I.L. Plastun ◽  
O.E. Sarmanova ◽  
...  
2011 ◽  
Vol 115 (45) ◽  
pp. 12561-12571 ◽  
Author(s):  
Ignasi Mata ◽  
Elies Molins ◽  
Ibon Alkorta ◽  
Enrique Espinosa

2016 ◽  
Vol 16 (1) ◽  
pp. 15
Author(s):  
Tintin Mutiara ◽  
Budhijanto Budhijanto ◽  
I Made Bendiyasa ◽  
Imam Prasetyo

Natural gas hydrates are non-stoichiometry compounds, in which the molecules of gas are trapped in crystalline cells consisting of water molecules retained by energy of hydrogen bonds. The experiments of Methane hydrate formation are performed at constant temperature in a reactor filled with various sizes of glass beads and water. Methane gas was fed into the reactor at various initial pressures. Equilibrium condition was reached when the system pressure did not change. The experimental results showed that the size of the glass beads gave very small effect on the equilibrium pressure of methane hydrate formation, so the effect could be neglected. In this study, the equation of Langmuir constant was Ci,CH4=(1/RT)exp[A+(B/T)] with the values of A and B for small cages were 6.8465 and 18.0342. The values of A and B for large cages were 7.7598 and 18.0361


2018 ◽  
Vol 122 (3) ◽  
pp. 843-848 ◽  
Author(s):  
Yang Luo ◽  
Hong Ma ◽  
Yuxia Sun ◽  
Penghua Che ◽  
Xin Nie ◽  
...  

2002 ◽  
Vol 83 (6) ◽  
pp. 3675-3681 ◽  
Author(s):  
David Tareste ◽  
Frédéric Pincet ◽  
Eric Perez ◽  
Stéphane Rickling ◽  
Charles Mioskowski ◽  
...  

2019 ◽  
Vol 31 (2) ◽  
pp. 021207 ◽  
Author(s):  
Dhriti Khandal ◽  
Bernard Riedl ◽  
Jason R. Tavares ◽  
Pierre J. Carreau ◽  
Marie-Claude Heuzey

2018 ◽  
Vol 63 (6) ◽  
pp. 521 ◽  
Author(s):  
V. E. Chechko ◽  
V. Ya. Gotsulskyi

The specific features of clustering in the aqueous solutions of monohydric alcohols with concentrations higher than that at the peculiar point are discussed. Clustering is a result of the formation of hydrogen bonds between water and alcohol molecules, the energy of which some-what exceeds the energy of hydrogen bonds in the water-water and alcohol-alcohol molecular pairs. Elementary clusters are assumed to be formed, whose composition is fixed at the solution concentrations lower than that at the peculiar point and changes according to a certain law at higher concentrations. The solution clustering degree was determined as a function of the solution concentration and the temperature.


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