2015-10-24 10:21
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2015-10-24 10:12
2015-10-19 07:38
Wireless networks are everywhere, from the home to corporate data centres. They make our lives easier by avoiding bulky cables and related problems. But with these benefits comes a… Read More
2015-10-19 07:29
Humans spend a third of their life sleeping (25 years or more). Humans can survive longer without food than they can without sleep. During the first two years of a baby’s… Read More
2015-10-08 07:31
Scientists have built a new nanometer-sized laser using a semiconductor that's only three atoms thick. It could help open the door to next-generation computing that uses light, rath… Read More
2015-10-08 07:24
2015-10-07 07:38
Your body is many things: a mechanical device, a walking chemistry set, a sustainable life form, and an ever-changing biological phenomenon. T… Read More
2015-04-09 12:34
A diode is a two-terminal device, having two active electrodes, between which it allows the transfer of current in one direction only. Diodes are known for their unidirectional current prope… Read More
2015-04-07 13:17
Electrical Voltage: Voltage, (V) is the potential energy of an electrical supply stored in the form of an electrical charge. Voltage can be thought of as the force that pushes electrons thro… Read More
2015-04-07 13:16
Electrical conductivity: In order of conductivity:superconductors, conductors, semiconductors, insulators1. Conductors: material c… Read More
2015-04-07 13:14
PNP Transistor Operation: The PNP transistor works essentially the same as the NPN transistor. However, since the emitter, base, and collector in the PNP transistor are made of materials tha… Read More
2015-04-07 13:14
The PN Junction Diode: In the previous tutorial (How does make pn junction) is achieved without any external voltage being applied to the actual PN junction resulting in the junction being i… Read More
2015-04-07 13:13
PN junction:One of the crucial keys to solid state electronics is the nature of the P-N junction. When p-type and n-type materials are placed in contact with each ot… Read More
2015-04-07 13:12
A material that permit or allows flow of electrons are called Conductors (e.g., gold, silver, copper, etc.).Materials that block flow of electrons are called Insulat… Read More
2015-04-07 13:11
Transistor:A transistor is a solid state semiconductor device which can be used for numerous purposes including signal modulation, amplification, voltage stabilization, and many others… Read More
2015-04-07 13:10
NPN Transistor Operation: Just as in the case of the PN junction diode, the N material comprising the two end sections of the NP N transistor contains a number of free electrons, while… Read More
2015-04-07 13:00
A Light-emitting diode (LED) is a semiconductor light source. Introduced as a practical electronic component in 1962, early LEDs emitted low-intensity red light, but modern versions are avai… Read More
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