DFT, QTAIM, and NBO investigations of the ability of the Fe or Ni doped CNT to absorb and sense CO and NO

Verfasser / Beitragende:
[Xueli Zhang, Xuedong Gong]
Ort, Verlag, Jahr:
2015
Enthalten in:
Journal of Molecular Modeling, 21/9(2015-09-01), 1-9
Format:
Artikel (online)
ID: 605511349
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024 7 0 |a 10.1007/s00894-015-2778-y  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00894-015-2778-y 
245 0 0 |a DFT, QTAIM, and NBO investigations of the ability of the Fe or Ni doped CNT to absorb and sense CO and NO  |h [Elektronische Daten]  |c [Xueli Zhang, Xuedong Gong] 
520 3 |a The structures and intramolecular interactions of complexes (FeCNT-CO, FeCNT-NO, NiCNT-CO, and NiCNT-NO) formed by the Fe or Ni doped single-wall carbon nanotube (FeCNT or NiCNT) and gas CO or NO were studied using density functional theory, quantum theory of atom in molecule (QTAIM), and natural bond orbital methods. The adsorption processes of CO and NO on surfaces of FeCNT and NiCNT are chemisorption, energetically favored, exothermic, and spontaneous. High temperature is not good for adsorption. Introducing NO more obviously elongates the distances between Fe/Ni and C atoms and decreases ∠CFe(Ni)C than adding CO. QTAIM analysis shows that the covalent bonding interactions of FeCNT-NO (NiCNT-NO) are stronger than that of FeCNT-CO (NiCNT-CO). NO plays a role of electron acceptor while CO is electron donator in complexes. Electrostatic interaction of FeCNT-NO (NiCNT-NO) is stronger than that of FeCNT-CO (NiCNT-CO). The stronger intramolecular interactions of FeCNT-NO and NiCNT-NO reveal that FeCNT and NiCNT are more effective to adsorb and sense NO than CO. CO and NO considerably change the electronic properties of FeCNT and NiCNT, which is useful for designing sensors for CO and NO. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Adsorb  |2 nationallicence 
690 7 |a FeCNT and NiCNT  |2 nationallicence 
690 7 |a Intramolecular interaction  |2 nationallicence 
690 7 |a NO and CO  |2 nationallicence 
690 7 |a Sense  |2 nationallicence 
700 1 |a Zhang  |D Xueli  |u Department of Chemistry, Nanjing University of Science and Technology, 210094, Nanjing, People's Republic of China  |4 aut 
700 1 |a Gong  |D Xuedong  |u Department of Chemistry, Nanjing University of Science and Technology, 210094, Nanjing, People's Republic of China  |4 aut 
773 0 |t Journal of Molecular Modeling  |d Springer Berlin Heidelberg  |g 21/9(2015-09-01), 1-9  |x 1610-2940  |q 21:9<1  |1 2015  |2 21  |o 894 
856 4 0 |u https://doi.org/10.1007/s00894-015-2778-y  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00894-015-2778-y  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Zhang  |D Xueli  |u Department of Chemistry, Nanjing University of Science and Technology, 210094, Nanjing, People's Republic of China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Gong  |D Xuedong  |u Department of Chemistry, Nanjing University of Science and Technology, 210094, Nanjing, People's Republic of China  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Journal of Molecular Modeling  |d Springer Berlin Heidelberg  |g 21/9(2015-09-01), 1-9  |x 1610-2940  |q 21:9<1  |1 2015  |2 21  |o 894