| A theoretical study of tautomerism of cytosine, thymine, uracil and their 1-methyl analogues in the gas and aqueous phases using AM1 and PM3 PÜ Civcir Journal of Molecular Structure: THEOCHEM 532 (1-3), 157-169, 2000 | 87 | 2000 |
| Extended heterocyclic systems 2. The synthesis and characterisation of (2-furyl) pyridines,(2-thienyl) pyridines, and furan-pyridine and thiophene-pyridine oligomers RA Jones, PU Civcir Tetrahedron 53 (34), 11529-11540, 1997 | 63 | 1997 |
| A theoretical study of tautomerism of 6-thiopurine in the gas and aqueous phases using AM1 and PM3 PÜ Civcir Journal of Molecular Structure: THEOCHEM 535 (1-3), 121-129, 2001 | 46 | 2001 |
| AM1 and PM3 studies of some thio analogues of pyrimidine bases in the gas and aqueous phases PÜ Civcir Journal of Physical Organic Chemistry 14 (3), 171-179, 2001 | 30 | 2001 |
| AM1 and PM3 study of tautomerism of xanthine in the gas and aqueous phases PÜ Civcir Journal of Molecular Structure: THEOCHEM 545 (1-3), 7-15, 2001 | 26 | 2001 |
| Nucleophilic identity substitution reactions. The reaction between hydrogen fluoride and protonated alkyl fluorides JK Laerdahl, PU Civcir, L Bache-Andreassen, E Uggerud Organic & Biomolecular Chemistry 4 (1), 135-141, 2006 | 25 | 2006 |
| Tautomerism of 6-thioguanine in the gas and aqueous phases using AM1 and PM3 methods PU Civcir Journal of Molecular Structure: THEOCHEM 536 (2-3), 161-171, 2001 | 22 | 2001 |
| Experimental and theoretical investigation of new furan and thiophene derivatives containing oxazole, isoxazole, or isothiazole subunits PÜ Civcir, G Kurtay, K Sarıkavak Structural Chemistry 28, 773-790, 2017 | 18 | 2017 |
| Synthesis and characterization of novel heterosubstituted pyrroles, thiophenes, and furans N Kaniskan, D Elmali, P ÜNAL CİVCİR Arkivoc 2008, 2008 | 18 | 2008 |
| A theoretical study of tautomerism of 2, 6-dithioxanthine in the gas and aqueous phases using AM1 and PM3 methods PÜ Civcir Journal of Molecular Structure: THEOCHEM 572 (1-3), 5-13, 2001 | 15 | 2001 |
| Tautomerism of 2-thioxanthine in the gas and aqueous phases using AM1 and PM3 methods PÜ Civcir Journal of Molecular Structure: THEOCHEM 546 (1-3), 163-173, 2001 | 15 | 2001 |
| Investigation of the properties of some furylpyridine and thienylpyridine derivatives in the gas and aqueous phases using semiempirical methods PÜ Civcir, C Öǧretir Journal of Molecular Structure: THEOCHEM 507 (1-3), 39-51, 2000 | 11 | 2000 |
| Narrow-energy gap conjugated polymers based on benzobisthiadiazole and thiadiazoloquinoxaline: DFT and TDDFT study PÜ Civcir, E Özen, C Karadeniz Journal of Molecular Modeling 26 (10), 289, 2020 | 8 | 2020 |
| Computational modelling of donor-acceptor-donor conjugated polymers based on benzothiadiazole PÜ Civcir Computational and Theoretical Chemistry 1128, 70-82, 2018 | 8 | 2018 |
| Tautomerism of 6-thioxanthine in the gas and aqueous phases using AM1 and PM3 methods P Ünal Civcir The Journal of Chemical Physics 114 (4), 1582-1588, 2001 | 8 | 2001 |
| Computational investigations of the gas phase reactions between hydrogen chloride and protonated alkyl chlorides PU Civcir Journal of Molecular Structure: THEOCHEM 848 (1-3), 128-138, 2008 | 4 | 2008 |
| A Computational Insight on Designing Low Electronic Energy Gap (Benzothiadiazole/Benzoselenadiazole–Pyrrole) copolymers PS Sirin, P Civcir Authorea Preprints, 2020 | | 2020 |
| DFT CALCULATIONS OF BENZOISOXAZOLE DERIVATIVES E Özen, M Kalkan, PÜ Civcir Communications Faculty of Sciences University of Ankara Series B Chemistry …, 2019 | | 2019 |
| Extended heterocyclic systems PU Civcir PQDT-UK & Ireland, 2014 | | 2014 |
| Ab initio method for the reactions between hydrogen chloride and protonated (i) propyl-and (t) buthyl chlorides PU Civcir ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY 233, 17-17, 2007 | | 2007 |
