СПИСЪК НА НАУЧНИТЕ ПУБЛИКАЦИИ
на доцент д-р Виолета Георгиева Колева
от лаб. “ХПООС” при ИОНХ - БАН
1. М. Манева, Л. Генов, В. Колева, “Върху отнасянията на Me(IO3)2.nH2O, Ме=Mg,
Ca, Sr, Ba към органични разтворители”, Год. на ВХТИ-София, 30 (1990) 24-31.
2. M. Maneva, M. Georgiev, D. Nikolova, D. Rizova, V. Koleva, P. Kovandschiev, N. Petrov and G.
Liptay, “Uber den Unterschied im Thermischen Verhalten von gewohnlichen und deuterierten
Hydraten anorganischer Verbindungen”, J. Therm. Anal., 36 (1990) 1803-1817.
3. M. Maneva, V. Koleva, L. Genov, “Solubility of Magnesium Iodate in Water and Heavy Water”,
Bulg. Chem. Comm., 24 (1991) 96-103.
4. M. Maneva and V. Koleva, “Thermal and Calorimetric Studies of M(IO3)2.6H2O and
M(IO3)2.6D2O for M = Ca, Sr”, J. Therm. Anal., 38 (1992) 2491-2499.
5. M. Maneva and V. Koleva, “Thermal and Calorimetric Investigations of M(IO3)2.H2O and
M(IO3)2.D2O (M = Ca, Sr, Ba)”, Thermochim. Acta 207 (1992) 85-93.
6. M. Maneva, V.Koleva and M. Georgiev, “Thermal and Calorimetric Investigations of
Me(IO3)2.4H2O for Me = Co and Ni”, J. Therm. Anal., 39 (1993) 1467-1475.
7. М. Манева, В. Колева, “Върху дехидратацията и разтворимостта на Me(IO3)2.nH2O
(Ме = Mg, Са, Sr, Ba, Co, Ni) с лиофилни органични разтворители”,
Год. ВХТИ-София, 31 (1992) 111-125.
8. M. Maneva and V. Koleva, “Thermal and Calorimetric Investigations of M(IO3)2.2H2O for M =
Ni, Zn, and Their Deuterated Analogues”, J. Therm. Anal., 41(1994) 817-823.
9. V. Koleva, M. Maneva, “Kinetic Analysis of the Dehydration Processes in Some Iodate
Hydrates”, Thermochim. Acta 242 (1994) 233-237.
10. M. Maneva, V. Koleva, “Thermal and Calorimetric Investigations of Mg(IO3)2.nH2O
(n = 10 and 4) and Their Deuterated Analogues”, J. Therm. Anal., 42 (1994) 1017-1023.
11. D. Stoilova and V. Koleva, “Thermal Dehydration of Magnesium Selenate Hydrates”,
Thermochim. Acta 255 (1995) 33-38.
12. D. Stoilova and V. Koleva, “X-ray Diffraction Study on MgSeO4.6H2O at Elevated
Temperatures”, Cryst. Res. Technol., 30 (1995) 547-551.
13. V. Koleva and D. Stoilova, “DTA, DSC and X-ray Powder Diffraction Studies on Some Zinc
Selenate Hydrates”, Cryst. Res. Technol., 30 (1995) 997-1002.
14. D. Stoilova, V. Koleva, “TG, DTA, DSC and X-ray Powder Diffraction Studies on Some Nickel
Selenate Hydrates”, Thermochim. Acta 290 (1996) 85-91.
15. D. Stoilova and V. Koleva, “IR Study of Dibarium Copper Formate Tetrahydrate”,
J. Mol. Struct., 404 (1997) 291-295.
16. D. Stoilova, V. Koleva, “IR and X-ray Powder Diffraction Studies on Ba2Me(HCOO)6.4H2O (Me
= Co, Ni, Zn)”, Cryst. Res. Technol., 32 (1997) 865-873.
17. V. Koleva and D. Stoilova, “Thermal Dehydration of Cobalt Selenate Hydrates”,
Thermochim. Acta 296 (1997) 31-36.
18. V. Koleva, D. Stoilova and D. Mehandjiev, “On the Formation of Copper Manganese Oxides
from CuxMn1-x(HCOO)2.2H2O Mixed Crystals”, J. Solid State Chem., 113 (1997) 416-422.
19. V. Koleva and D. Mehandjiev, “Chromatographic Effect During the Preparation of -Al2O3
Supported Cu-Mn Catalysts”, React. Kinet. Catal. Lett., 63 (1998) 283-289.
20. V. Koleva, D. Stoilova, “DTA, DSC and X-Ray Studies on Copper and Manganese Selenate
Hydrates”, Thermochim. Acta 342 (1999) 89-95.
21. D. Stoilova, V. Koleva, “FTIR Study on the Spinel Type Cobalt-Manganese Oxide Prepared from
Mixed Acetates”, Compt. r. Acad. Bulg. Sci., 53 (2000) 57-60.
22. D. Stoilova and V. Koleva, “IR study of Solid Phases Formed in the
Mg(HCOO)2Cu(HCOO)2H2O System”, J. Mol. Struct., 553 (2000) 131-139.
23. D. Stoilova, V. Koleva, “Infrared Study of OD Modes in Isotopically Dilute (HDO)
Isostructural Compounds M(HCOO)2.2H2O (M=Mn,Fe,Co,Ni,Cu,Zn) with Matrix-Isolated Guest
Ions (Cu2+ in M(HCOO)2.2H2O and M2+ in Cu(HCOO)2.2H2O)”, J. Mol. Struct., 560 (2001) 15-21.
24. D. Stoilova and V. Koleva, “Infrared Spectroscopic Study of Mixed Copper-Cobalt and CopperNickel Formate Dihydrates (Cation Distribution in Mixed Crystals)”,
Spectrochim. Acta 57A (2001) 2629-2636.
25. D.Stoilova, V.Koleva and K. Cheshkova, “Infrared Spectroscopic Study of NO and NH3
Adsorption on Alumina-Supported Nickel Oxide Catalysts”, Z. Phys. Chem., 216 (2002) 737-747.
26. D. Stoilova, V. Koleva and V. Vassileva, “Infrared Study of Some Solid Synthetic Phases of the
Malachite - Hydrozincite Series”, Spectrochim. Acta A58 (2002) 2051-2059.
27. V. Koleva and D. Stoilova, “Infrared and Raman Studies of the Solids in the Mg(CH 3COO)2 –
Zn(CH3COO)2 - H2O System”, J. Mol. Struct., 611 (2002) 1-8.
28. D. Stoilova, V. Koleva, “Structural Distortion of Matrix-Isolated SO42- Guest Ions in Selenate
Crystal Hydrates MeSeO4.nH2O (Me = Mg, Mn, Co, Ni, Cu, Zn, n = 6, 5, 4)”,
J. Mol. Struct., 613 (2002) 137-144.
29. D. Stoilova, M. Wildner, V. Koleva, “Infrared Study of OD Modes in Isotopically Dilute (HDO
Molecules) Na2Me(XO4)2.2H2O with Matrix-Isolated XO42- Guest Ions (Me = Mn, Co, Ni, Cu,
Zn, Cd, and X = S, Se)”, J. Mol. Struct., 643 (2002) 37-41.
30. D. Stoilova, M. Wildner, V. Koleva, “Vibrational Behavior of the SO Stretches in Compounds
with Kröhnkite-Type Chains Na2Me(SeO4)2.2H2O with Matrix-Isolated SO42- and Me2+ Guest
Ions (Me = Mn,Co,Ni,Cu,Zn,Cd)”, Vib. Spectrosc., 31 (2003) 115-123.
31. V.G. Koleva, V.A. Georgieva, M.P. Georgiev, “Characterization of Beryllium Selenates by XRay Powder Diffraction, DTA and DSC”, Cryst. Res.Technol., 39 (2004) 1020-1023.
32. V. Koleva, “Vibrational Behavior of Calcium Hydrogen Triacetate Monohydrate,
CaH(CH3COO)3.H2O”, Croat. Chem. Acta 78 (2005) 581-591.
33. V.G. Koleva, “Metal-water interactions and hydrogen bonding in dittmarite-type compounds
M'M''PO4.H2O (M' = K+, NH4+; M'' = Mn2+, Co2+, Ni2+). Correlations of IR spectroscopic and
structural data”, Spectrochim. Acta A62 (2005) 1196-1202.
34. V. Koleva, M. Mehandjiev, “Characterization of M(H2PO4)2.2H2O (M = Mn,Co,Ni) and of their
in situ thermal decomposition by magnetic measurements”, Mat. Res. Bull., 41 (2006) 469-477.
35. V.G. Koleva, “Vibrational behavior of the phosphate ions in dittmarite-type compounds
M'M''PO4.H2O (M' = K+, NH4+; M'' = Mn2+, Co2+, Ni2+)”, Spectrochim. Acta A66 (2007) 413-418.
36. V. Koleva, H. Effenberger, “Crystal chemistry of M[PO2(OH)2]2·2H2O compounds (M = Mg, Mn,
Fe, Co, Ni, Zn, Cd). Structural investigation of the Ni-, Zn- and Cd-salts”,
J. Solid State Chem. 180 (2007) 956-967.
37. V. Koleva, V. Stefov, A. Cahil, M. Najdoski, B. Šoptrajanov, B. Engelen and H.D. Lutz, ”Infrared
and Raman studies of manganese dihydrogen phosphate dihydrate, Mn(H2PO4)2·2H2O. I. Region
of the vibrations of the phosphate ions and external modes of the water molecules”, J. Mol.
Struct., 917 (2009) 117-124.
38. V. Koleva, V. Stefov, A. Cahil, M. Najdoski, B. Šoptrajanov, B. Engelen and H.D. Lutz, “Infrared
and Raman studies of manganese dihydrogen phosphate dihydrate, Mn(H2PO4)2·2H2O. Part II.
Region of the internal OH group vibrations”, J. Mol. Struct., 919 (2009) 164-169.
39. V. Koleva, E. Zhecheva, R. Stoyanova, “A new phosphate-formate precursor method for the
preparation of carbon coated nano-crystalline LiFePO4”, J. Alloys Compd. 476 (2009) 950-957.
40. V. Stefov, A.Cahil, B. Šoptrajanov, M. Najdoski, F. Spirovski, B. Engelen, H.D. Lutz and V.
Koleva, “Infrared and Raman spectra of magnesium ammonium phosphate hexahydrate (struvite)
and its isomorphous analogues. VII. Spectra of protiated and partially deuterated hexagonal
magnesium caesium phosphate hexahydrate”, J. Mol. Struct. 924-925 (2009) 100-106.
41. V. Koleva, R. Stoyanova, E. Zhecheva “Formation of Metastable Na2CrO4-Type LiNiPO4 From a
Phosphate-Formate Precursor”, Eur. J. Inorg. Chem. (2010) 127-131.
42. V. Koleva, R. Stoyanova, E. Zhecheva “Nano-crystalline LiMnPO4 prepared by a new phosphateformate precursor method”, Mat. Chem. Phys., 121 (2010) 370-377.
43. E. Zhecheva, Ml. Mladenov, P. Zlatilova, V. Koleva, R. Stoyanova, “Particle Size Distribution
and Electrochemical Properties of LiFePO4 Prepared by a Freeze-drying Method”, J. Phys. Chem.
Solids 71 (2010) 848-853.
44. V. Koleva, E. Zhecheva, R. Stoyanova, “Ordered Olivine-Type Lithium-Cobalt and LithiumNickel Phosphates Prepared by a New Precursor Method”, Eur. J. Inorg. Chem. (2010) 4091-4099