this study was conducted to identify self-directed and external professional development obstacles facing primary school efl teachers in southern zone of tigray region in ethiopia. the participants of the study were 63 primary school efl teachers, 10 school principals and 2 clusters of supervisors. school teachers were selected using random sampling technique whereas school principals and clust...

evaluation of urmia medical university faculty member views about research obstacles r salem safy ,ma bn ashraf rezaei ,?bsc r sadatian , msc z moshirie , msc n sheikhy , a baniadam , msc received: 7april, 2009 accepted: 27 july, 2009 abstract background & aims: identifying research obstacles, assessment of faculty members’ ability in research skills and faculty members’ satisfaction of researc...

It is proved that one can choose a control function on an arbitrarilly small open subset of the boundary of an obstacle so that the total radiation from this obstacle for a fixed direction of the incident plane wave and for a fixed wave number will be as small as one wishes. The obstacle is called “invisible” in this case.

background and purpose: physical activity may be classified as intense, moderate, and low. despite their health-related benefits, iranian women have a low rate of physical activity. women face numerous obstacles and challenges for participating in physical activity programs, most notably are household chores and taking caring of children, long distance between home and workplace and the other p...

Brazilian Journal of Cardiovascular Surgery In times of economic crisis, with the government cutting funds in various sectors, including science and technology, with serious consequences in scientific research and, consequently, the production of good articles, periodicals must learn to reinvent themselves in order to be most read/accessed by attracting more interesting studies. To make matters...