Insight into the gas phase dissociation of CF3CH2I and its reactions with H and OH by first principles

2018 ◽  
Vol 24 (11) ◽  
Author(s):  
Shaan Ameer ◽  
Monika Tomar ◽  
Pradip Kumar Jha ◽  
Vinay Gupta
Author(s):  
Dennis Sherwood ◽  
Paul Dalby

Another key chapter, examining reactions in solution. Starting with the definition of an ideal solution, and then introducing Raoult’s law and Henry’s law, this chapter then draws on the results of Chapter 14 (gas phase equilibria) to derive the corresponding results for equilibria in an ideal solution. A unique feature of this chapter is the analysis of coupled reactions, once again using first principles to show how the coupling of an endergonic reaction to a suitable exergonic reaction results in an equilibrium mixture in which the products of the endergonic reaction are present in much higher quantity. This demonstrates how coupled reactions can cause entropy-reducing events to take place without breaking the Second Law, so setting the scene for the future chapters on applications of thermodynamics to the life sciences, especially chapter 24 on bioenergetics.


2020 ◽  
Author(s):  
S. A. Trubachev ◽  
O. P. Korobeinichev ◽  
S. A. Kostritsa ◽  
V. D. Kobtsev ◽  
A. A. Paletsky ◽  
...  

2013 ◽  
Vol 31 (9) ◽  
pp. 1579-1589 ◽  
Author(s):  
R. J. Boynton ◽  
M. A. Balikhin ◽  
S. A. Billings ◽  
O. A. Amariutei

Abstract. The nonlinear autoregressive moving average with exogenous inputs (NARMAX) system identification technique is applied to various aspects of the magnetospheres dynamics. It is shown, from an example system, how the inputs to a system can be found from the error reduction ratio (ERR) analysis, a key concept of the NARMAX approach. The application of the NARMAX approach to the Dst (disturbance storm time) index and the electron fluxes at geostationary Earth orbit (GEO) are reviewed, revealing new insight into the physics of the system. The review of studies into the Dst index illustrate how the NARMAX approach is able to find a coupling function for the Dst index from data, which was then analytically justified from first principles. While the review of the electron flux demonstrates how NARMAX is able to reveal new insight into the physics of the acceleration and loss processes within the radiation belt.


1999 ◽  
Vol 71 (19) ◽  
pp. 4427-4429 ◽  
Author(s):  
W. Andy Tao ◽  
Duxi Zhang ◽  
Feng Wang ◽  
Peter D. Thomas ◽  
R. Graham Cooks

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