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8.149  Articles
1 of 816 pages  |  10  records  |  more records»
This paper presents a power efficient, bulk driven, source degenerated fully differential operational transconductance amplifier (OTA), operating in the subthreshold region. The input part of the OTA consists of a bulk driven source degenerated differenti... see more

At present, the development of portable devices for the express assessment of the content of biologically active objects, such as antioxidants, is one of the relevant technological problems of modern chemistry, medicine, and engineering. The main advantag... see more

The study aims to discover the consumer profile and the main factors that lead them to acquire a portable electronic device (PED). An online survey was conducted, with a sample of 145 consumers involved in the beneficiation of the ornamental stone sector.... see more

The importance of securing data and information is a critical issue in todays world. These are no longer stored on a central system that is easy to protect and secure. Now everyone carries around small storage devices, which make guaranteeing that the inf... see more

As mobile devices become more affordable, sustainable and portable, they have become kinds of personal ecosystem to people in the 21st century, and they bring unprecedented educational opportunities to students of all socio-economic levels. This research ... see more

In recent years, many studies have been carried out on how to engage and support students in e-learning environments. Portable devices such as Personal Digital Assistants (PDAs), Tablet PCs, mobile phones and other mobile equipment have been used as parts... see more

This paper presents a study of portable digital devices that was undertaken by Library Services at the University of Birmingham. The project team systematically examined a number of portable devices ranging from e-book readers to smart-phones to investig... see more

Actualmente, la calidad del aire afecta la salud de las personas en las grandes ciudades; es también una de las causas principales de cáncer y de enfermedades  cardiovasculares y respiratorias. Se estima que la contaminación del aire produce aproxima... see more

The priority problem for partners is the unavailability of Health Protocol facilities in the SD/SMA Muhammadiyah 3 Makassar to support the implementation of the transition period for the implementation of the face-to-face learning system. For this reason,... see more

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