Impact of Engine Oil Additives on Nanostructure and Oxidation Kinetics of Diesel and Synthetic Biodiesel Particulate Matters using Electron Microscopy

2019 ◽  
Author(s):  
Phyozin Koko ◽  
Preechar Karin ◽  
Chinda Charoenphonphanich ◽  
Nuwong Chollacoop ◽  
Katsunori Hanamura
2020 ◽  
Vol 21 (6) ◽  
pp. 1465-1473
Author(s):  
Eakkawut Saenkhumvong ◽  
Preechar Karin ◽  
Chinda Charoenphonphanich ◽  
Naratip Vittayakorn ◽  
Katsunori Hanamura

2012 ◽  
Vol 120 (1401) ◽  
pp. 181-185 ◽  
Author(s):  
Bralee CHAYASOMBAT ◽  
Takeharu KATO ◽  
Tsukasa HIRAYAMA ◽  
Tomoharu TOKUNAGA ◽  
Katsuhiro SASAKI ◽  
...  

2011 ◽  
Vol 312-315 ◽  
pp. 483-488 ◽  
Author(s):  
Andrzej Kiełbus ◽  
Tomasz Rzychoń ◽  
Roman Przeliorz

In the present study, the isothermal early oxidation behaviour of the WE54 and Elektron 21 alloys were studied at a temperature of 773 K in pure O2 up to 150 min. The results showed that the oxidation kinetics depending on the chemical composition and microstructure of the investigated alloys. The oxidation kinetics of these alloys in as-cast and T6 conditions obtained a parabolic law, while in supersaturated state these alloys exhibited a linear kinetics. Scanning electron microscopy (SEM) and X-ray diffraction (XRD) analyses indicated that an oxide film, composed of MgO and (Y,Dy)2O3 in WE54 alloy and (Nd,Gd)2O3 in Elektron 21 alloy, had been formed.


2016 ◽  
Vol 18 (1) ◽  
pp. 31-40 ◽  
Author(s):  
P. Karin ◽  
J. Boonsakda ◽  
K. Siricholathum ◽  
E. Saenkhumvong ◽  
C. Charoenphonphanich ◽  
...  

2020 ◽  
Author(s):  
Camilo A. Mesa ◽  
Ludmilla Steier ◽  
Benjamin Moss ◽  
Laia Francàs ◽  
James E. Thorne ◽  
...  

<p><i>Operando</i> spectroelectrochemical analysis is used to determine the water oxidation reaction kinetics for hematite photoanodes prepared using four different synthetic procedures. Whilst these photoanodes exhibit very different current / voltage performance, their underlying water oxidation kinetics are found to be almost invariant. Lower photoanode performance was found to correlate with the observation of optical signals indicative of charge accumulation in mid-gap oxygen vacancy states, indicating these states do not contribute directly to water oxidation.</p>


1998 ◽  
Vol 32 (19) ◽  
pp. 2990-2996 ◽  
Author(s):  
Lukas Emmenegger ◽  
D. Whitney King ◽  
Laura Sigg ◽  
Barbara Sulzberger

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