Room tepmeaterature ferromagnetism in zno based magnetic semiconductors and carbon related systems

... promising candidates for spintronics materials The ferromagnetism mechanism in ZnO based and carbon based systems are probably similar [63] Therefore, to further study the ferromagnetism in carbon ... providing explanations for the high temperature ferromagnetism in ZnO materials, such as nonmagnetic metal clusters inducing ferromagnetism in metallic Zn doped...

Ngày tải lên: 10/09/2015, 15:50

... to magnetic properties, semiconductors can be classified as magnetic semiconductors, dilute magnetic semiconductors, and non -magnetic semiconductors in terms of the amount and distribution of magnetic ... Diluted magnetic semiconductors (DMS), alloys between nonmagnetic semiconductors and magnetic elements, are semiconductors formed by replacing a fraction of...

Ngày tải lên: 01/10/2015, 17:27

... between nonmagnetic semiconductors and magnetic elements is the next generation of magnetic semiconductors [1.2] They are semiconductors formed by replacing a fraction of the cations in a range of compound ... different from magnetic semiconductors in which one of the two sub-lattices is constituted by magnetic ions The incomplete d-shell of the magnetic atoms...

Ngày tải lên: 06/10/2015, 20:56

... investigations on European grayling populations, since it provides interesting information on genetic variability This could be important for decisions in conservation and management of grayling populations ... Marić et al.: Genetic differentiation of European grayling (Thymallus thymallus) populations in Serbia, based on mitochondrial and nucle...

Ngày tải lên: 14/08/2014, 13:21

... controlling water pollution and sustaining water systems In this study, we added tetracycline to water samples, incubated the samples in the laboratory, and determined the degradation rates and bacterial ... bacterial growth in each sample for the analysis of the growth of tetracycline-resistant or tetracycline -degrading bacteria and the mechanism of tetracyc...

Ngày tải lên: 05/09/2013, 10:15

... ISSUES IN THE INTEGRATION OF RESEARCH AND OPERATIONAL SATELLITE SYSTEMS FOR CLIMATE RESEARCH WEATHER AND CLIMATE The requirements for a program of climate research are often perceived to be in ... the process of assessing by independent means the quality of the data products derived from the system inputs 16 ISSUES IN THE INTEGRATI...

Ngày tải lên: 17/02/2014, 07:20

... Nanocomposite particles and fibers based on TiO2 and multi-walled carbon nanotubes were developed for photocatalytic applications, such as purification of organic contaminants and disinfection of hazardous ... rate constant [133] Degradation and mineralization can be monitored by determining sulfate ion and total organic carbon concentrations in the reaction solution I...

Ngày tải lên: 20/03/2014, 13:06

... insights on designing object allocation and replication strategies for DDBSs In conclusion, our research contribution lies in designing adaptive object allocation and replication algorithms and ... Environments In this chapter, we address the object allocation and replication issues of OMP in DDBSs in the application domain of SCEs Designing an inte...

Ngày tải lên: 16/09/2015, 17:11

... energies of transition metals in ZnO nanowires and bulk, and the magnetic coupling properties of the TMs in the two systems A brief summary of the letter is given in Sect ‘‘Summary’’ 481 Fig a The ZnO ... view of the ferromagnetic coupling and antiferromagnetic coupling between the two Cr atoms doped in ZnO nanowires The 3d levels are showed and the energy le...

Ngày tải lên: 22/06/2014, 01:20

... is the coupling constant between the neighboring localized impurity spins, which depends on their distance and for the AF exchange interaction case J < To consider the effect of the direct exchange ... DMS A1−x Mnx B where both of the exchange interaction between carrier and impurity spins, and the direct exchange interaction between magnetic i...

Ngày tải lên: 30/10/2015, 20:51

... == == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = = == == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = = APPENDICES 72 == == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = == = = APPENDIXES ... Interruption...

Ngày tải lên: 19/12/2013, 10:39

... can be interpreted as probabilities from the target-language tree model This is an important feature from the MT viewpoint, since the decomposition into translation model and language model proved ... Boguslavsky, Leonid Iomdin, and Victor Sizov 2004 Multilinguality in ETAP-3: Reuse of Lexical Resources In Proceedings of Workshop Multilingual Linguistic Resources, COLING, pages 7–...

Ngày tải lên: 20/02/2014, 09:20

Ngày tải lên: 21/02/2014, 08:20

... describing Japanese honorifics because the up~down aspect most relevantly characterizes Japanese honorifics Moreover, it is not clear how the other aspects are independently grammaticalized in the Japanese ... speaker'sinformation 3.2 A Unification-based Lexical A p p r o a c h A unification-based lexicalism approach is adopted here for describing Japanese honorifics for t...

Ngày tải lên: 21/02/2014, 20:20

... by dividing the set of InL variables into sorts Taking results from work in automated theorem proving (Cohn 1984, Walther 1985), the use of sorted variables in InL was first presented in Calder ... performed in two machine instructions, viz taking the bitwise conjunction of two model" set encodings and testing for zero (el Proudian & Pollard 1985) Such a model set encoding is obviousl...

Ngày tải lên: 22/02/2014, 10:20