It is well-known that the use of a large adaptive gain in model-reference adaptive control (MRAC) can result in poor robustness.1 Two well-known robust modification methods, namely; the σ -modification2 and e-modification,3 have been used extensively. The last decade has seen a surge in many new adaptive control methods such as the L1 adaptive control,4 adaptive loop transfer recovery,5 Kalman ...

introduction: although composite resins have improved greatly since their introduction, microleakage is one of the most frequently encountered problems. this study compared the effects of different monomer systems and layering techniques on the bacterial leakage of cl i composite resin restorations. methods: eighty-two sound human third molars were used. the teeth were randomly divided into six...

The eastern Sichuan Basin in China holds vast potential for oil and gas exploration the Lower-Middle Jurassic strata. However, geological characteristics hydrocarbon accumulation patterns of this region remain largely unclear. During deposition period strata, is characterized by formation multiple sets source, reservoir, caprock assemblages through depositing lake-delta-fluvial deposits, which ...

The adoption of the 2030 Agenda and its 17 Sustainable Development Goals (SDGs) revived challenge to efficiently address economic prosperity, environmental quality social welfare goals. To fulfill such purposes, policymakers need measure monitor global progress made by countries towards achievement SDGs. Composite indicators have frequently been used for sustainability performance assessment in...

introduction: health care professionals especially clinicians, undergo lots of job stress (js). emotional intelligence (ei) is among the variables that appear to be associated with stress. it is also included among the ways adopted by the individuals in order to resist js in the workplace. thus, this study aims to investigate the relationship between ei and js in the faculty members of esfahan ...

this study has been conducted with the aim of surveying the barriers and challenges of research in universities from the perspective of faculty members (islamic azad and payam-e nour, razi, medical sciences) in kermanshah done. questionnaire being used in this research is barriers and challenges from the perspective of research at universities retrieved from master thesis, it was based on liker...

On Wednesday September 22, the Uppsala Medical Society will arrange its traditional annual meeting, as always held close to the birthday of our founder Israel Hwasser (born September 19, 1790). This year the meeting will be featuring the honorary speaker, professor Lars Wiklund, who will give us some experiences from his research on resuscitation. The lecture will be followed by the celebration...

ith the World Summit on Sustainable Development (WSSD) opening in Johannesburg, this series of five booklets gives an environmental justice perspective on key challenges for sustainable development in South Africa. Development largely defines people's relationship with their environments. Governance is about who decides that relationship. It is a means through which a global contest for control...