Zobrazeno 1 - 10
of 147
pro vyhledávání: '"M. Połomska"'
Publikováno v:
Acta Physica Polonica A. 118:136-140
Fourier Transform Near Infrared Raman Spectroscopy in Studies on Connective Tissue M. Polomska, L. Kubisz, R. Kalawski, G. Oszkinis, R. Filipiak and A. Mazurek Institute of Molecular Physics, Polish Academy of Sciences, M. Smoluchowskiego 17, 60 179
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f0235d0af2ab460884ffd1bc79f900bc
https://doi.org/10.12693/aphyspola.118.136
https://doi.org/10.12693/aphyspola.118.136
Publikováno v:
Journal of Physics: Condensed Matter. 18:4489-4502
The structural origin of Cu+ ions conductivity in Cu6PS5I single crystals is described in terms of structural phase transitions studied by X-ray diffraction, polarizing microscope and calorimetric measurements. Below the phase transition at Tc=(144-1
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::47a8e21d44d77aa08361e642b11a7bf6
https://doi.org/10.1088/0953-8984/18/19/005
https://doi.org/10.1088/0953-8984/18/19/005
Publikováno v:
Ferroelectrics. 302:105-112
Results of ferroelastic domain structure evolution and XRD studies near the superprotonic phase transition in mixed [(NH4)1−xRbx]3H(SO4)2 are reported. A theoretical description of the high temperature phase transition on the basis of phenomenologi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::587914490dc538bed8545fd084a10631
https://doi.org/10.1080/00150190490456682
https://doi.org/10.1080/00150190490456682
Publikováno v:
Solid State Communications. 119:137-141
NIR FT Raman study has been performed for pyridinium periodate, a new room temperature ferroelectric, over a wide range of temperatures. The existence of two solid–solid phase transitions was confirmed. The molecular dynamics examined for the first
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7a8ba1878fdd231d89b4dc0e15037de3
https://doi.org/10.1016/s0038-1098(01)00232-0
https://doi.org/10.1016/s0038-1098(01)00232-0
Publikováno v:
Solid State Communications. 111:107-112
We report a Raman scattering study of (Ph4P)2·C60·Y single crystal (Y=Cl, Br and I). The resonant character of the Raman scattering has been demonstrated by measurements over a large excitation range: 514.5–1064 nm. In the Raman spectrum the enha
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6243cd4184a51870ee76fc7f97ea35f0
https://doi.org/10.1016/s0038-1098(99)00146-5
https://doi.org/10.1016/s0038-1098(99)00146-5
Autor:
M. Połomska, A. Pawłowski
Publikováno v:
Ferroelectrics. 172:315-318
The influence of deuteration of (NH4)LiH3(SeO4)4 single crystal on its ferroelastic properties is presented. A negative isotopic effect |δT| = 8 K has been found. The significant influence of hydrogen bonds on ferroelastic phase transition in A4LiH3
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::215e249a4b7064816c11ede0871a7778
https://doi.org/10.1080/00150199508018491
https://doi.org/10.1080/00150199508018491
Autor:
M. Połomska, A. Pawłowski
Publikováno v:
Ferroelectrics. 157:93-98
The paper presents the influence of deuteration of (NH4)4LiH3(SeO4)4 single crystal on its ferroelastic properties. A considerable negative isotopic effect ΔT = 9 K has been found. It is supposed that hydrogen bonds significantly influence phase tra
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::30f0d11ab26db63ecb0350c206f7fb67
https://doi.org/10.1080/00150199408229488
https://doi.org/10.1080/00150199408229488
Publikováno v:
Ferroelectrics. 126:151-155
Electric permittivity of Cd2Nb2O7 and Cd2Ta2O7 single crystals was investigated in the frequency region of 1 kHz-1 MHz. A low-frequency dielectric relaxation in these isostructural pyrochlores is observed over the whole temperature region from 90 to
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::55da1f7bfcc8ce2a18e08c4ff017d14e
https://doi.org/10.1080/00150199208227051
https://doi.org/10.1080/00150199208227051
Publikováno v:
Advanced Materials for Optics and Electronics. 6:403-405
Three new organic charge transfer salts formed by the organic donor bis(oxapropylenedithio)tetrathiafulvalene (BOPDT-TTF or OTT) and ClO4, BrO2 and Bri2 anions have been synthesised. These crystals are semiconductors, σdc (300 K) being equal to 0.12
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f827ff89c0d3512df2fe731a29d965d7
https://doi.org/10.1002/(sici)1099-0712(199609)6:5/6<403::aid-amo247>3.0.co
https://doi.org/10.1002/(sici)1099-0712(199609)6:5/6<403::aid-amo247>3.0.co
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