Ferroelectric polymers are a group of crystalline polar polymers that are also ferroelectric, meaning that they maintain a permanent electric polarization...
17 KB (2,029 words) - 05:13, 24 June 2024
Ferroelectricity is a characteristic of certain materials that have a spontaneous electric polarization that can be reversed by the application of an external...
32 KB (4,131 words) - 01:05, 24 September 2024
Non-volatile memory (section Ferroelectric RAM (F-RAM))
memory the ferroelectric polymer is sandwiched between two sets of electrodes in a passive matrix. Each crossing of metal lines is a ferroelectric capacitor...
18 KB (1,930 words) - 10:21, 29 September 2024
electrostrictive polymers and dielectric elastomers. Ferroelectric polymers are a group of crystalline polar polymers that are also ferroelectric, meaning that...
34 KB (3,913 words) - 04:54, 4 September 2024
Piezoelectricity (section Polymers)
S2CID 250873563. Kochervinskii, V. (2003). "Piezoelectricity in Crystallizing Ferroelectric Polymers". Crystallography Reports. 48 (4): 649–675. Bibcode:2003CryRp..48...
85 KB (9,463 words) - 19:50, 16 August 2024
Polyvinylidene fluoride (category Ferroelectric materials)
garnering more interest compared to the others. When poled, PVDF is a ferroelectric polymer, exhibiting efficient piezoelectric and pyroelectric properties...
28 KB (3,034 words) - 21:32, 18 October 2024
exhibit piezoluminescent properties. It has also been discovered that ferroelectric polymers exhibit piezoluminescence upon the application of stress. In the...
2 KB (268 words) - 03:07, 29 August 2024
is attached. Along the same lines, in 2008, it was shown that a ferroelectric polymer can also achieve 12 K of cooling, nearer to room temperature (yet...
5 KB (548 words) - 03:31, 31 July 2024
deteriorate the polymers are high-temperature steam, concentrated sulfuric acid, and boiling caustic materials. Polar and bowlic LCPs are ferroelectrics, with reaction...
20 KB (2,321 words) - 07:13, 23 August 2024
ThinFilm labels use the company’s own ferroelectric polymer technology for storing information. Chains of non-toxic polymers can be flipped between two orientations...
7 KB (822 words) - 04:17, 1 May 2024
piezoelectric polymers, dielectric actuators (DEAs), electrostrictive graft elastomers, liquid crystal elastomers (LCE) and ferroelectric polymers. While these...
21 KB (2,392 words) - 01:50, 16 October 2024
monomers, such as vinylidene fluoride to form a co-polymer that is used to produce ferroelectric materials. Lide, D.R. CRC Handbook of Chemistry and...
3 KB (151 words) - 02:16, 11 May 2024
the vice President & CTO at Strategic Polymer Sciences, Inc. Large electrocaloric effect in ferroelectric polymers near room temperature, 2008,SCIENCE,321...
2 KB (173 words) - 00:41, 27 July 2024
piezoelectric/ferroelectric materials domains. This is achieved by bringing a sharp conductive probe into contact with a ferroelectric surface (or piezoelectric...
26 KB (3,243 words) - 22:14, 18 May 2024
Polymer physics is the field of physics that studies polymers, their fluctuations, mechanical properties, as well as the kinetics of reactions involving...
21 KB (3,214 words) - 10:40, 16 September 2024
high-energy electron irradiation lowers the energy barrier for the ferroelectric-paraelectric phase transition and reduces polarization hysteresis losses...
14 KB (1,630 words) - 07:27, 20 August 2024
in a way different from the respective effect in ferroelectric polymers. In ferroelectric polymers, a stress in the 3-direction mainly decreases the...
6 KB (716 words) - 19:12, 8 December 2023
single crystals (langasite), and ferroelectric ceramics with a perovskite structure and bismuth layer-structured ferroelectrics (BLSF), which have been extensively...
61 KB (4,758 words) - 20:46, 3 July 2024
A polymer is a macromolecule, composed of many similar or identical repeated subunits. Polymers are common in, but not limited to, organic media. They...
38 KB (7,086 words) - 04:27, 3 December 2023
Soft matter (section Polymers)
of condensed matter physics. Soft materials include liquids, colloids, polymers, foams, gels, granular materials, liquid crystals, flesh, and a number...
37 KB (4,083 words) - 07:05, 11 October 2024
(approximately 653 K) and ferroelectric Curie temperature are well above room temperature (approximately 1100K). Ferroelectric polarization occurs along...
17 KB (1,719 words) - 12:06, 20 September 2024
Steric forces: A repulsive steric force typically occurring due to adsorbed polymers coating a colloid's surface. Depletion forces: An attractive entropic force...
43 KB (4,872 words) - 03:33, 6 October 2024
Barium titanate (category Ferroelectric materials)
powder and is transparent when prepared as large crystals. It is a ferroelectric, pyroelectric, and piezoelectric ceramic material that exhibits the...
18 KB (1,695 words) - 08:08, 15 October 2024
Matsushige, K. (2004). "Orientation control of ferroelectric polymer molecules using contact-mode AFM". European Polymer Journal. 40 (5): 933. Bibcode:2004EurPJ...
16 KB (1,479 words) - 06:20, 23 September 2024
materials also display ferroelectricity (i.e. they react to the external fields with a hysteresis of the polarisation). Ferroelectrics can retain the polarisation...
12 KB (1,353 words) - 14:19, 4 April 2024
fashion inside the layers. These liquid crystals phases may be ferroelectric or anti-ferroelectric, both of which are of interest for applications. Chirality...
94 KB (11,498 words) - 01:21, 20 October 2024
Constant and the Activation Energy of a Soft-Optic Mode in Ferroelectric Barium Titanate". Ferroelectrics. 432: 14–21. doi:10.1080/00150193.2012.707592. S2CID 121142463...
19 KB (2,158 words) - 10:23, 26 September 2024
of a microscope probe scanned along a ferroelectric surface is used to study the domain structure of ferroelectric materials. Another example of voltage...
122 KB (15,170 words) - 00:09, 3 October 2024
materials have been made with anti-ferroelectric ceramics. This material has a nonlinear antiferroelectric/ferroelectric phase change that allows increased...
103 KB (10,603 words) - 09:13, 7 September 2024
"Design Considerations for Piezoelectric Polymer Ultrasound Transducer". IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control. 47 (6): 1377–1396...
3 KB (264 words) - 09:26, 19 March 2024