The Degree of Authority Delegation and its relation to the Degree of Administrative Creativity at the Government Secondary School Principals From the Point of View of the Teachers in the Kasbah Brigade of Oman

This study aims to realize the relationship between the authority delegation and the administrative creativity of high secondary school managers according to the opinion of teachers in the Capital of Amman (Al-Qasba).The researchers followed the descriptive approach through the development of two questionnaires distributed to teachers of public sec

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Simultaneous measurements of new particle formation at 1 s time resolution at a street site and a rooftop site

This study is the first to use two identical Fast Mobility Particle Sizers for simultaneous measurement of particle number size distributions (PNSDs) at a street site and a rooftop site within 500 m distance in wintertime and springtime to investigate new particle formation (NPF) in Beijing.The collected datasets at 1 s time resolution allow deduct

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