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H.V. Alexandru, Proceedings ROCAM’97, ANAL. UNIV. BUC.-fizica, 46 (1997) 9-16.
"Growth Mechanism of KDP Crystal from Solution"
H.V. Alexandru, C. Berbecaru, Angela Pasencu, Proceed. ROCAM’97, ANAL. UNIV. BUC.-fizica, 46 (1997) 37-41.
"Impurity Segregation in Crystal Purification by Recrystallisation"
H.V. Alexandru, C. Berbecaru, B. Logofatu, Anca Stanculescu, F.Stanculescu, J. of OPTOELECTRONIC and ADVANCED MATERIALS 1, no.4 (1999) 57-63.
"Growth and Characterization of Pure and Alanine Doped TGS Crystals".
H.V. Alexandru, PHYSICAL REVIEW, 45 (1992), 8632 - 8643.
"Second order transition in Rochelle Salt saturated solutions".
H.V. Alexandru, C. Berbecaru, CRYSTAL RES. TECHNOL. 30, (1995), 307 - 315.
"Growth and kinetic measurements of Triglycine Sulphate crystals".
H.V. Alexandru, BALKAN PHYSICS LETTERS, 3, (1995), 32 - 41.
"Activation energy in surface diffusion model for crystal growth from solutions".
H.V. Alexandru, CRYSTAL RES. TECHNOL. 30 (1995), 1071 - 1077.
"Dual action of impurities in crystal growth from solutions".
H.V. Alexandru, C. Berbecaru, Al. Grancea, V. Iov, J. CRYSTAL GROWTH, 166 (1996),162-166
"KDP prismatic faces kinetic and mechanism of their growth from solutions".
H.V.Alexandru, J. CRYSTAL GROWTH, 169 (1996), 347-354.
"Growth kinetic of faces of Ammonium Dihydrogen Phosphate crystal in solutions"
H.V.Alexandru, C. Berbecaru, FERROELECTRICS, 202 (1997), 173-182.
"Ferroelectric properties of pure and doped Triglycine Sulphate crystal"
H.V.Alexandru, J. CRYSTAL GROWTH, 205 (1999), 215-222.
"KDP kinetics and dislocation efficiency of growth"
Anca Stanculescu, F. Stanculescu, H.V. Alexandru, J. CRYSTAL GROWTH, 198/199 (1999), 572-577.
"Melt growth and characterization of pure and doped meta-dinitrobenzene crystals"
L. Pintilie, I. Matei, Ioana Pintilie, H.V. Alexandru, C.Berbecaru, Proceedings MRS, Boston, USA, Nov.2001, C713.
"Pyroelectric properties of alanine doped TGS crystalline films under constant stress".
S. Antohe, V. Ruxandra, H.V. Alexandru, J. CRYSTAL GROWTH, 237-239 (2002) 1559-1565.
"The effect of the electron irradiation on the electrical properties of thin polycrystalline CdS and CdSe layers".
H.V. Alexandru, C. Berbecaru, Proceedings E-MRS Spring Meeting, 18-21 June 2002, Strasbourg, France, MATERIALS SCIENCE in Semiconductor Processing, 5(2003), 159-165.
"Fundamentals in ferroelectric transition of TGS".
A. Ioachim, M.I. Toacsen, G.M. Banciu, C. Plapcianu, H.V. Alexandru, C. Berbecaru, L. Nedelcu, J. of Electrical Engineering, vol 53, no 10/S, 2002 ( in press).
"(Ba,Sr)TiO3 ferroelectric materials for microwave devices".
INTERNATIONAL CONFERENCES (selected)
H.V. Alexandru, C. Berbecaru, Al. Grancea, V. Iov, International Conference on Crystal Growth - ICCG XI, Haga, June 1995, ABSTRACTS p.312.
"Kinetic and mechanism of growth from solutions".
H.V. Alexandru, C. Berbecaru, D. Iordache, V. Ciupina, ICCG XI, June 1995, ABSTRACTS, p.672.
"Growth and characterisation of L+ D alanine doped TGS crystals".
H.V. Alexandru, C. Berbecaru, the 15-th Conference Turkish Phys.Soc. sept. 1995, Kas Antalia, Turcia. ABSTRACTS p.142.
"Mechanism of growth from impurified solutions".
H.V. Alexandru, C. Berbecaru, the 3-rd European Conference on Applications of Polar Dielectrics , Bled, Slovenia, Sept 1996, ECAPD-3, ABSTRACTS p. 156.
"Ferroelectric properties of pure and doped Triglycine Sulphate crystal"
H.V. Alexandru, International Conference on Crystal Growth - ICCG XII, Jerusalem - Israel, July 1998, ABSTRACTS p. 144.
"KDP kinetics and mechanism of growth from solutions".
H.V. Alexandru, ICCG XII, Jerusalem - Israel, July 1998, ABSTRACTS p. 300.
"Segregation coefficient of impurities in KDP, fractional recrystallisation from solutions"
C. Berbecaru, H.V. Alexandru, B. Logofatu, A. Stanculescu, F. Stanculescu, ICCG XII, Jerusalem - Israel, July 1998, ABSTRACTS p. 379
"Alanina doped TGS crystal - growth and characterization".
H.V. Alexandru, C. Berbecaru, 14-th International Symposium on Industrial Crystallization, 12-16 sept.1999, Cambridge, UK, abstr. p. 99, Proceedings 282 (3).
"Dislocation mechanism of KDP growth from solutions"
H.V. Alexandru, C. Berbecaru, B. Logofatu, 14-th International Symposium on Industrial Crystallization, 12-16 sept.1999, Cambridge, UK, abstr. p. 99, Proceedings 282 (2).
"Pure and doped TGS crystals growth and characterization".
H.V. Alexandru, International Conference on Crystal Growth - ICCG XIII, Kyoto, Japan, July 30 - Aug 4, 2001, A 0424 , abstr. book p. 376.
"Macroscopic kinetic and mechanism of growth from solutions"
H.V. Alexandru, C. Berbecaru, L. Pintilie, S. Antohe, F. Stanculescu, B. Logofatu, M. Costache, ICCG XIII, Kyoto, Japan, July 30 - Aug 4, 2001, A 1626, abstr. book p. 153.
"Doped TGS crystals of high internal bias field for IR detection"
Anca Stanculescu, F. Stanculescu, H.V. Alexandru, ICCG XIII, Kyoto, Japan, July 30 - Aug 4, 2001, A 1497, abstr. book p. 6.
"Vapour phase crystal growth process in the system ZnSe:I2".
H.V. Alexandru, C. Berbecaru, European Materials Research Society – E-MRS 2002, Strasbourg, France, June 18-21, 2002, Symposium P-II.8.
"Fundamentals in ferroelectric transition of TGS"
H.V. Alexandru, C. Berbecaru, B. Logofatu, F. Stanculescu, M. Leonovici, E-MRS 2002, Srasbourg, France, June 18-21, 2002, Symposium P/P.19.
"Peculiar hysteresis loops of doped TGS crystals".
C. Berbecaru, H.V. Alexandru, S. Antohe, Gabriela Conache, E-MRS 2002, Srasbourg, France, June 18-21, 2002, Symposium P/P.20.
"Dielectric characteristic of pure and doped TGS crystals".
H.V. Alexandru, C. Berbecaru, Internat. Conf. on Advanced Materials and Structures, AMS 2002, INVITED PAPER, Timisoara, 19-20 sept. 2002
"Gibbs free energy in ferroelectric transition of TGS".
NATIONAL CONFERENCES (selected)
H.V. Alexandru ROMANIAN CONFERENCE ON ADVANCED MATERIALS - ROCAM‘95, (Nov.13-15, 1995, Bucharest, Romanian Academy) - I.P.1. - INVITED LECTURE.
"Dislocation versus nucleation growth mechanism of KDP crystals in solutions"
H.V. Alexandru, C.Berbecaru,(13-15 nov.1995, Bucuresti,Academia Romana)- ORAL. ROMANIAN CONFERENCE ON ADVANCED MATERIALS - RoCAM ‘95, - abstract p. I.24
"Pure and doped ferroelectric crystals grown from solutions" .
H.V. Alexandru, C.Berbecaru, B.Logofatu -INVITED LECTURE, Al V-lea COLOCVIU NATIONAL DE FIZICA SI TEHNOLOGIA MATERIALELOR CRISTALINE SI AMORFE, Iasi, 13-14 iunie 1996, - rezumat p.272".
"Anomalia dielectrica a cristalelor TGS"
H.V. Alexandru Al V-lea COLOCVIU NATIONAL DE FIZICA SI TEHNOLOGIA MATERIALELOR CRISTALINE SI AMORFE, Iasi, 13-14 iunie 1996, -INVITED, - rezumat p.273.
"Aspecte particulare in cresterea monocristalelor ADP din solutii"
H.V. Alexandru, Romanian Academy, Nov 24-26, 1997 -INVITED LECTURE, ROMANIAN CONFERENCE ON ADVANCED MATERIALS -RoCAM ‘97, IP-1, abstract book IP-1.
"Growth mechanism of KDP crystal from solution",
H.V. Alexandru, C. Berbecaru, B. Logofatu -INVITED LECTURE, Al VI-lea COLOCVIU NATIONAL DE FIZICA SI TEHNOLOGIA MATERIALELOR CRISTALINE SI AMORFE, Iasi, 8-9 iunie 2000,-abstract p. 8.
"KDP crystals, Kinetic and mechanism of growth from solutions"
H.V. Alexanddru, Romanian Academy, Oct.23-25, 2000 -INVITED LECTURE, ROMANIAN CONFERENCE ON ADVANCED MATERIALS -ROCAM 2000, abstract p.16.
"Inorganic and organic crystals, Kinetic and mechanism of growth"
H.V. Alexandru, C.Berbecaru, S.Antohe, the 2-nd National Conference of ARM, NEW RESEARCH TRENDS IN MATERIAL SCIENCE, Constanta, Sept. 2001.
"Crystal growth mechanism in solutions".
C. Berbecaru, H.V. Alexandru, A. Ioachim, L. Nedelcu, M. Lisca, Faculty of Physics - Annual Scientific Conference, May 31, 2002, abstract book 7.1.
"Ferroelectric ceramics for Microwave applications".
H.V. Alexandru, C. Berbecaru, M. Lisca, L. Nedelcu, Faculty of Physics - Annual Scientific Conference, May 31, 2002, abstract book 7.4.
"Hysteresis loop simulation of doped TGS crystals".
February 2003 |
