Correlation of Seebeck coefficient and electric conductivity in polyaniline and polypyrrole
Tags: ELECTRIC conductivity
- Monster magnetic fields used to evaluate materials' resistance. Engelke, Roger // Electronic Design;08/18/97, Vol. 45 Issue 17, p28
Reports on a series of tests conducted by researchers at the Los Alamos National Laboratory in New Mexico, to probe how material conducts electricity in extreme conditions. Details on how the tests were performed; Comments from Laurence Campbell, Los Alamos project leader.
- Sub-5-V voltage reference mimics the performance of buried zeners. Goodenough, Frank // Electronic Design;10/01/97, Vol. 45 Issue 21, p37
Focuses on improvements in different types of voltage references in architecture. Information on the improvements; Methodology used in the implementation of the upgrades; Advantages of the upgrades to organizations.
- Pure water conductivity testing. Smernoff // Pharmaceutical Processing;Sep99, Vol. 16 Issue 10, p92
Focuses on a method to test electric conductivity during the purification process of water in drug factories. Determination of conductivity by measuring the water's ability to pass electric current; Considerations for measurement include size, number and valence of ions and insoluble dispersed...
- Low-Cost Communications For Distribution Automation. Smith, H. Lee // Transmission & Distribution World;Dec2002, Vol. 54 Issue 12, p56
Focuses on the application of low-cost voltage monitoring for low-cost communications in the U.S. Measurement of the line voltages; Improvement of the system operation; Access to an in-place communication systems.
- Teflon cell for electrical conductivity studies in molten fluorides. Elias, A. M. // Review of Scientific Instruments;Feb88, Vol. 59 Issue 2, p339
A novel conductivity cell for fluoride systems with a low melting point is reported. The instrument concerned is made of Teflon and has bright platinum electrodes. It may be used up to 170 �C. The value of the cell constant is 27.91 � 0.06 cm[sup -1]. The cell may be used with other values...
- Complex conductivity measurements at several frequencies in the millimeter wave spectral range. Kim, Tae Wan; Beyermann, W. P.; Reagor, D.; Gruner, G. // Review of Scientific Instruments;Jul88, Vol. 59 Issue 7, p1219
A method where the complex conductivity s(?) = Re s(?) + j Im s(?) can be measured conveniently at several selected frequencies within each millimeter wave band using a complex impedance bridge is discussed. A sample is placed at a position where the electric field is maximum in a waveguide. The...
- Tunneling rates in a two-dimensional symmetric double-well potential surface by the exterior scaling procedure. Rom, Naomi; Moiseyev, Nimrod; Lefebvre, Roland // Journal of Chemical Physics;9/1/91, Vol. 95 Issue 5, p3562
Time-independent methods which were recently developed [J. Chem. Phys. 91, 6246 (1989); 93, 3413 (1990)] to calculate tunneling rates in bound systems are applied to a two-dimensional symmetrical double-well surface proposed by Makri and Miller [J. Chem. Phys. 86, 1451 (1987)] to describe...
- Magnetic and conductivity studies of poly(vinylene disulfide). Nguyen, Thien-Phap; Giffard, Michel; Molini�, Philippe // Journal of Chemical Physics;6/1/94, Vol. 100 Issue 11, p8340
We report the results of magnetic [electron-spin resonance (ESR) and susceptibility] and conductivity measurements on a new type of semiconducting polymer: poly(vinylene disulfide)�(S�CH=CH�S)n synthesized from (E)-1,2 dithiocyanatoethene. ESR spectra of pristine and protonic acid doped...
- Boron Carbide. // American Ceramic Society Bulletin;Aug2001, Vol. 80 Issue 8, p66
Focuses on the production of boron carbide. Properties of the compound; Compositions of boron carbide; Electrical conductivity of the compound.