Abstract: The main bandwidth bottleneck in today's networks is in the access segment. To address that bottleneck, broadband fiber access technologies such as passive optical networks (PONs) are an ...

Abstract: In this paper a new multiple access scheme dubbed contention resolution diversity slotted ALOHA (CRDSA) is introduced and its performance and implementation are thoroughly analyzed. The ...

SINGAPORE - Men aged 50 to 59 were most likely to drink alcohol at least five days a week, while young adults in the 18-29 age group were most likely to binge drink or have several alcoholic drinks in ...

UCL Medical Sciences are based across a number of sites across London. Come and explore our buildings and facilities at the Bloomsbury campus in central London with a 60-minute Medical Sciences Tour.

A majority of US adults are concerned about a rise in misinformation regarding current issues and events. The spread of inaccurate information via social media and other sources has coincided with a ...

The first iPhone was released in 2007 and sold roughly 300,000 in the first weekend! Apple has released a total of 51 different iPhone models, including the latest iPhone 17 lineup. The iPhone 17 ...

The following is the U.S. Department of Defense’s Asia-Pacific Maritime Security Strategy released this week in accordance with Section 1259 of the Carl Levin and Howard P. “Buck” McKeon National ...

This quality standard covers the mental wellbeing of older people (aged 65 and over) receiving care in care homes (including residential and nursing accommodation, day care and respite care). It ...

Recent studies have reported improvements in a variety of cognitive functions following sole working memory (WM) training. In spite of the emergence of several successful training paradigms, the scope ...

Phase I/II Study of Sequential Dose-Intensified Ifosfamide, Cisplatin, and Etoposide Plus Paclitaxel As Induction Chemotherapy for Poor Prognosis Germ Cell Tumors by the German Testicular Cancer Study ...

New data show higher inequality in most regions in past two decades But per capita incomes are up for all population segments in nearly all regions Financial globalization has tended to increase ...