The invention of the optical fibre was one of the most noticeable technological breakthroughs in the recent history. Optical fibres steadily replaced copper wires and satellite links in telecommunication systems industry and, along with the development of microelectronics and of advanced IT software, laid the foundations for our information society. Optical fibres have also been used in other f...

OF THE DISSERTATION Interference Avoidance for Wireless Systems by Dimitrie C. Popescu Dissertation Director: Professor Christopher Rose The study of interference avoidance for wireless communications is motivated by recent developments in telecommunications industry which demands new solutions for personal communications. Radios are becoming more sophisticated, and one can presently think of a...

The publication of a special communication by Ronald Davis in this issue (see page 211) about a report on the effect of tobacco advertising bans (‘‘the Boddewyn report’’) that was in fact ghost-written by British American Tobacco caused one of us to experience a memory flashback to the mid-1980s. At that time, MW was working as a research officer in a state health department in Adelaide, South ...

Starting from China's low-carbon economic situation, analyze the relationship between industry’s contribution to GDP and AQI, make a conclusion that carbon emissions will increase linearly with current growth if no interference. The second part describes status quo of economy in three-sector. Investigate situation trend each industry general, then corresponding GDP, AQI interactive ten typical ...

AbstractThe interference of the native language in acquiring a foreign language is unavoidable. In an attempt to explore the phenomenon why this occurs, the study was conducted in English as a foreign language writing. The study also investigated how the native language interference occurred in the writing process. In fact, this qualitative study explored the reasons and the process of na...

OBJECTIVE The death of former British Prime Minister Margaret Thatcher has offered many opportunities to reappraise her career. However it is not widely known that she acted as a consultant for the tobacco industry following her resignation from office. The availability of evidence from tobacco documents archives offers the opportunity to explore her work for Philip Morris, and more generally t...

Objective: Field experiment was conducted in 2009 to investigate the effects of plant density and weed interference on morphological characteristics and yield of corn (Zea Mays, L.) at Research Station of University of Tabriz, Tabriz, Iran. Methods: The experiment was arranged as split plot based on randomized complete block design with three replications. Plant density (D1, D2, D3 and D4: 5, 7...

Objective: Field experiment was conducted in 2009 to investigate the effects of plant density and weed interference on morphological characteristics and yield of corn (Zea Mays, L.) at Research Station of University of Tabriz, Tabriz, Iran. Methods: The experiment was arranged as split plot based on randomized complete block design with three replications. Plant density (D1, D2, D3 and D4: 5, 7...