Results 81 to 90 of about 980,324 (197)

Kinetic parameters of the pseudo-first-order and pseudo-second-order equations for CA adsorption onto the MIP and NIP.

open access: yes, 2013
Kinetic parameters of the pseudo-first-order and pseudo-second-order equations for CA adsorption onto the MIP and NIP.
Juan Zhang (48597)   +4 more
core   +1 more source

Isotherm and kinetic models of SO2 adsorption on palm kernel shell-activated carbon and xerogel blends: Effect of flow rate and contact time

open access: yesResults in Engineering
Sulphur dioxide (SO2) is released into the atmosphere when coal-fired power plants run, which may substantially impair the environment. SO2 in flue gas causes respiratory difficulties and acid rain, and as energy consumption rises, the amount of SO2 ...
Ali Mohamed Saleh   +9 more
doaj   +1 more source

Non-differentiable second-order mixed symmetric duality with cone constraints [PDF]

open access: yesMaejo International Journal of Science and Technology, 2012
A pair of mixed non-differentiable second-order symmetric dual programmesover cones is considered. Weak, strong and converse duality theorems are establishedunder second-order (F, ) convexity/pseudo-convexity assumptions. Special cases arealso discussed
Shiv Kumar Gupta
doaj  

Pseudo-isotherms for the sorption of cadmium ion onto tree fern

open access: yes, 2009
[[abstract]]The kinetics of cadmium sorption on to tree fern has been investigated based on the assumption of a pseudo-second order rate law. The batch sorption model has been applied to predict the rate constant of sorption and the equilibrium capacity ...
Ho, Y.S.;Wang, C.C.
core  

Pseudo second order kinetic expression to predict the kinetics of the anomalous crystal growth of curcumin in impure solution

open access: yesCrystEngComm
Pseudo second order kinetics can accurately predict the crystal growth kinetics.
Mahmoud Ranjbar   +6 more
openaire   +3 more sources

Study of the Equilibrium, Kinetics, and Thermodynamics of Boron Removal from Waters with Commercial Magnesium Oxide

open access: yesInternational Journal of Chemical Engineering, 2018
In the present work, the equilibrium, thermodynamics, and kinetics of boron removal from aqueous solutions by the adsorption on commercial magnesium oxide powder were studied in a batch reactor.
Javier Paul Montalvo Andia   +2 more
doaj   +1 more source

Second-order mollified derivatives and optimization [PDF]

open access: yes
The class of strongly semicontinuous functions is considered. For these functions the notion of mollified derivatives, introduced by Ermoliev, Norkin and Wets, is extended to the second order.
Rocca Matteo   +2 more
core  

Second-order logic : ontological and epistemological problems

open access: yes, 2015
In this thesis I provide a survey over different approaches to second-order logic and its interpretation, and introduce a novel approach. Of special interest are the questions whether (a particular form of) second-order logic can count as logic in some
Rossberg, Marcus
core  

Testing second-order delta-sigma modulators using pseudo-random patterns

open access: yes, 2002
Single-bit second-order delta-sigma modulators are commonly used in high-resolution analog-to-digital converters (ADCs). This type of modulator requires high-resolution test stimulus, which is difficult to generate. This paper proposes a novel and robust
Ong, C. K., Huang, J. L., Cheng, K. T.
core   +1 more source

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