... permanent interchange of ideas between academic and industrial engineers and whether the ideas expressed influence research in the coming years xii In Phase Equilibria and Fluid Propertiesin the ... any patented invention or copyrighted work that may in any way be related thereto PRINTED IN T H E UNITED STATES OF AMERICA In Phase Equilibria and Fluid Propertiesin the Chemical Industry; Storvick, ... as in m n discussions through the years ay Beginning in 1937, I had been very m c interested in the uh thermodynamic properties of various hydrocarbon molecules and hence of those substances in...
... used in both the timber and pulp industries, involving different partners (forest owners, timber and pulp industrials) for whom different traits may be of interest Today, the maritime pine breeding ... 0.456 and 0.727, respectively These results underlined, as already demonstrated in the current maritime pine breeding programme, the possibility of obtaining high genetic gains by exploiting dominance ... for this trait Finally index “D”, combining constant growth and straightness with a maximum gain in density gave a gain of 5.7% in density (75% of the maximum possible genetic gain) –0.60 TH_adj...
... multiferroic order These interesting findings on rotation-driven properties further highlight the significance of octahedral rotations in determining physical propertiesand even creating exotic functionalities ... warranted 1.3.3 Electrical Transport PropertiesIn addition to the interesting magnetic properties, the transport properties of SRO are also exciting and interesting The linear temperature dependence ... patterns in SrRuO3 films provides a comprehensive understanding of how the physical propertiesin SrRuO3 films are coupled to the octahedral rotations This coupling is promising for discovering and...
... transport, optical and magnetic properties appear to be quite distinct 1.2 Defects and Dopings in Semiconductors 1.2.1 Intrinsic and Extrinsic Defects in Semiconductors Defining classically, a ... Channeling random and channeling spectra for 6% Ta incorporated TiO2 on LAO substrate; (b) (Left axis) Minimum channeling yield for Ti and Ta and (Right axis) Ta substitutionality in Ti1-xTaxO2 thin ... the hole in the VB are mobile and can thus induce conductance in the semiconductors In its native state, an intrinsic semiconductor contains defects arising during the various growth and fabrication...
... resistivity and MR response in these polycrystalline manganites are due to both intrinsic effect arising from within the grains and extrinsic effect from intergrain tunneling process across GB Therefore, ... range and decreases in the low-temperature phase This is in contrast to the polycrystalline targets where MR increases gradually with decreasing temperature Spin-polarized intergrain tunneling and ... figure – 5, we obtained W p from the gradient of the slope and A from the y-intercept These data are also summarized in Table – W p and A rise with increasing x Our findings are in qualitative agreement...
... composite sintered at 900 °C is well represented by combination of LSMO and NSMO It can be interpreted as having two phases of LSMO and NSMO coexisting in the composite Upon increasing the sintering ... in Chapter Two The obtained products are then mixed in equal weight ratio and carefully ground in an agate mortar Next, the mixed powders are pressed into pellets and finally calcined for h in ... realized by intergranular tunneling or temperature activated hopping When the metal concentration is increased above a certain threshold, individual grains form an infinite cluster with a continuous...
... states carry spin and the conduction band arises from the eg electron which takes part in the DE interactions On the other hand, Nd0.67Sr0.33FeO3 64 Chapter Three: Influence of Fe doping in Nd0.67Sr0.33MnO3 ... scattering, Takeda, Komura, and Watanabe [98] have suggested that the Fe4+ ions in SrFeO3 are to be in the HS state with three electrons filling the t2g band, with the remaining eg electron itinerant ... enhanced, the dominating Fe3+ in the system still plays a major role in the high resistivity observed in the sample 82 Chapter Three: Influence of Fe doping in Nd0.67Sr0.33MnO3 polycrystalline system...
... Techniques Nd2O3 + MnO2 + SrCO3 Mixture and Stirring Target Wet Grinding Sintering Pressing Drying Powder Calcination Grinding YES Single Phase Figure - Flow chart for standard preparation Nd0.67Sr0.33MnO3 ... slurry was dried and the residue was calcined or pre-sintered in an alumina crucible at 1000 °C for 15 hrs in air to obtain better crystallization Step 4: The calcined powder thus obtained was reground ... Bragg's Law [81]: nλ = 2dsinθ where n is an integer, d is the interplanar spacing in the crystalline phase, θ is the incidence angle and λ is the wavelength of the incident x-ray The diffracted...
... below Tc in polycrystalline material and increases with decreasing grain size A characteristic but unexplained feature of the lowfield extrinsic MR in manganite ceramics [52], polycrystalline films ... the intergrain spin-polarized tunneling Since the electron spin is conserved in the tunneling process, there is an additional magnetic coupling energy when the magnetic moments of the neighboring ... RE1-xAExMnO3 manganites as defined in equation (1 – 1) arises from both intrinsic and extrinsic effects Effects intrinsic to a material are distinguished from extrinsic effects which depend on the...
... enormous exposures in acquiring and supporting subprime lenders and creating, packaging, repackaging, and selling trillions of dollars in mortgage-related securities, including synthetic financial products ... explosion in risky subprime lending and securitization, an unsustainable rise in housing prices, widespread reports of egregious and predatory lending practices, dramatic increases in household ... put in place and promoted by several administrations and Congresses—indeed, both Presidents Bill Clinton and George W Bush set aggressive goals to increase homeownership In conducting our inquiry,...
... objectives in this region and those in some developing countries is that in the former Soviet Union the emphasis is not on promoting a decline in fertility and population growth, but on bringing about ... maternal and child health indicators, including anemia, infant feeding and nutrition, and the extent to which mothers receive medical care during pregnancy and at delivery A principal objective of ... information may be found in the individual country reports (see references) By bringing together data from the individual surveys, this report allows for the examination of the similarities and...
... proportion of adults in the region already living with HIV/AIDS, and the continuing difficulties in expanding access to life-prolonging anti-retroviral treatment (UNICEF 2003) In sub-Saharan Africa, ... raising funds for the care of orphans, and support to CBOs and FBOs that are involved in care for OVC as part of increasing the volume and quality of care However, NGOs and CBOs have certain limitations ... participants to tape interviews The audio-taped interviews were later transcribed for purposes of analysing, coding and reporting the research findings Moreover, the participants were informed that...
... equalling 30% of the natural increase in the population The immigrants originate mainly from North-West Province and the border zones Only in South-West Province are the increases in urban and ... of rubber and oil palm and indeed many other lowland tropical crops including coconuts 3.1.3 Land suitability classification The soil series and mapping units are described in detail in Appendix ... 5.5.1 Introduction 5.5.2 Organisation, management and staff 5.5.3 Roads and drains 5.5.4 Buildings and services 5.5.5 Vehicles and heavy equipment 5.5.6 Planting materials and nurseries 5.5.7 Land...
... declined from 53.7 per 1,000 in 1974 to 41.2 in 1988 and then Figure rose to 48.8 in 1994 and then declined in each subsequent year to 38.2 in 2000 (Figure 1) A similar pattern was seen in 15- ... Patrick, Wong, and Jordan (2000) noted four years ago, NAAT testing was implemented in many regions of Canada in 1995/1996 and rates were continuing to increase in those regions up to 2000 and the more ... pregnancy (Figure 2) In other words, the increasing proportion of teen pregnancies ending in abortion is a function of a pronounced decline in the birth rate, not an increase in the teen abortion...
... through the increasing demand for natural resources, including both material and energy inputs used in production, the increasing magnitude of waste and pollution, and the increasing relative ... STRUCTURAL TRANSFORMATION AND SUSTAINABLE DEVELOPMENT IN AFRICA: MAIN FINDINGS AND RECOMMENDATIONS 127 A Introduction 128 B Main findings 128 C Messages and recommendations ... policies in promoting sustainable structural transformation in Africa The final chapter presents a summary of the main findings and policy recommendations of the Report CHAPTER ENVIRONMENTAL SUSTAINABILITY,...
... Vietnamese and Australian coordinators in Thailand and Philippines to learn about their experiences in rice cracking and get aware of their current activities in relation to postharvest handling of ... losses during spring/dry harvesting season was also undertaken in Kien Giang, Can Tho and Long An provinces Cracking behaviour of the grain due to threshing was also investigated in Can Tho and Kien ... participated in the training session The harvesting and drying demonstrations and results obtained in the previous research were presented during these sessions Dr Vinh Truong, Mr Tran van Khanh, and...
... operation Losses during crop and grain handling: • Handling loss: mature grain lost during lifting, hauling, stacking, pouring, and bagging of crop and grains Incorrect time of harvesting increases harvest ... rats, and handling Lodging loss: plants with mature grains fall on the ground making the grains difficult to recover Standing crop loss: standing plants with mature grains are left standing in the ... combined collection-threshing Cutting by reaper Combined collection and harvesting Cutting and laying the crop on a windrow is done using a reaper, followed by collection and threshing using...