Approximation of stability boundary of a power system using the real normal form of vector fields " (1996). This mazniscr^ has been TQiroduced from the microfilni master. UMI films the text directfy from the oiigmal or copy submitted. Thus, some thesis and dissertation copies are ia ^pewiiter face, while others may be from any lype of compatST printer. Hie qnaliQr of diis reprodiiction is dqien...

97 5. VARIABILITY IN THE MECHANICAL PROPERTIES FOR REGROWTH AND PLANTATION BLACKBUTT TIMBER IN NEW SOUTH WALES AND EVALUATING THE DISTRIBUTION OF THE TIMBER PROPERTIES 5.1 Overview The variabilities in the mechanical properties for regrowth and plantation blackbutt timber, both in the timber’s green and dried states, have been investigated in this chapter. The shrinkage behaviour was measured, ...

BACKGROUND AND PURPOSE Flow-diverting devices are increasingly being considered for large or giant aneurysms with wide necks, which are difficult to treat with coils or clips. These devices are often oversized to achieve good positioning against the artery wall. The objective of this study was to analyze the effect of oversized flow-diverting devices in altering aneurysmal flows and creating he...

1RXS J201607.0+251645 is identified to be an eclipsing binary. We present the preliminary observations in V band with the 0.6-m telescope for three years and the extensive observations in V and R band with the 0.8-m telescope for six nights, respectively. The light curve of the system is EB type. Five light minimum times were obtained and the orbital period of 0. 388058(±0. 00044) is determined...

Ray, Aloke K., "Laser machining and its thermal effects on silicon nitride and steel " (1995). Retrospective Theses and Dissertations. This manusciipt has been reproduced from the microfilm master. UMI films the text directly from the original or copy submitted Hius, some thesis and dissertation copies are in typewriter face, while others may be from aiQr type of conqputer printer. The qnality ...

the bulk of the world's phosphate reserves is located in sedimentary horizons that contain appreciable amounts of carbonate. during beneficiation of phosphate rocks, huge amounts of oversize phosphate rocks are rejected from crushers. this reject also mostly contains low tricalcium phosphate and high carbonate content. in this study, experiments have been carried out to reduce/eliminate carbona...

BACKGROUND This study evaluated the influence of implant site preparation depth on primary stability measured by insertion torque and resonance frequency analysis (RFA). MATERIAL AND METHODS Thirty-two implant sites were prepared in eight veal rib blocks. Sixteen sites were prepared using the conventional drilling sequence recommended by the manufacturer to a working depth of 10mm. The remain...

Lee, Chau, "Available alkalis in fly ash and their effects on alkali-aggregate reaction " (1986). Retrospective Theses and Dissertations. Paper 8264. While the most advanced technology has been used to photograph and reproduce this manuscript, the quality of Ae reproduction is heavily dependent upon the quality of the material submitted. For example: • Manuscript pages may have indistinct print...

Efficient processing of hierarchical graphs " (1990). Retrospective Theses and Dissertations. Paper 9385. The most advanced technology has been used to photograph and reproduce this manuscript from the microfihn master. UMI films the text directly from the original or copy submitted. Thus, some thesis and dissertation copies are in typewriter face, while others may be from any type of computer ...

Smad signal transducers are required for transforming growth factor-beta-mediated developmental events in many organisms including humans. However, the roles of individual human Smad genes (hSmads) in development are largely unknown. Our hypothesis is that an hSmad performs developmental roles analogous to those of the most similar Drosophila Smad gene (dSmad). We expressed six hSmad and four d...