Introduction: The aim of this study is to investigate the effect of maxillary skeletal protraction with skeletal versus dental protraction in unilateral cleft lip and palate patients. Methods: Patients from three cleft ...

In this work, we present fully periodic breathers of the nonlinear Schrodinger equation (NLSE) on both constant and elliptical dn-function backgrounds. The breathers can be generated under two conditions 1) the periods of ...

Recently, investigations have demonstrated significant relationships between muscular power (the combination of or interaction between strength and speed) and athletic performance. Initiation of improvements in power output ...

The ethylene plant in DuPont's major petrochemical complex in Orange, Texas was designed and built in the late 1960s, using the latest proven technology of that period. From plant startup in 1967 to 1981, there were ...

With the increased emphasis on improved combustion control and the availability of accurate and reliable multi-parameter combustion instrumentation, an analytical technique is needed to supplant the previous incomplete ...

The natural gas and chemical processing industries have historically and necessarily demanded high reliability from their centrifugal compressors, which has led to a significant emphasis on field experience of designs. ...