Breakthrough in Transistor Market: Researchers Develop New Transistors through Germanium to Enable Chips to Accomplish more Tasks

• Analysis
• 03-January-2022

Typically, computer chips comprise electronic components that always do the same thing. More flexibility will be feasible in the future, as new types of adaptive transistors can be dynamically switched during runtime to accomplish various logical tasks. This radically alters chip design options and offers up entirely new possibilities in artificial intelligence, neural networks, and even logic that operates with more than just 0 and 1 values.

In a recent study, scientists used germanium rather than traditional silicon technologies to establish this idea. The research turned out to be a huge success: germanium was used to create the world's most flexible transistor. This success may revolutionize the Transistor Market as germanium was used to make the world's most flexible transistor.

The novel transistor uniquely manipulates both electrons and holes. The team connected two electrodes with an extremely thin wire composed of germanium via exceedingly clean, high-quality interfaces. A gate electrode, similar to those seen in conventional transistors, is placed above the germanium segment. The transistor has an additional control electrode on the interfaces between germanium and metal is crucial. It can program the transistors' functions in real-time.

The usage of germanium is a significant advantage. This is because germanium has a unique electrical structure. This device architecture allows for precise control of electrons and holes.

Generally, when voltage is applied, the current flow increases at first, as one would expect. However, the current flow drops after a particular threshold, known as negative differential resistance. The team's innovation can modify the voltage at which this threshold is located using the control electrode. As a result, one gets new degrees of freedom, which may be used to give the transistor the exact qualities we require at the time.

The materials utilized in this new technology are currently used in the semiconductor sector. Thus no completely new manufacturing procedures are required. This means that a rapid industrial use of this new technology is possible. In some ways, the process would be much easier than before: now, semiconductor materials are doped, which means they have specific foreign atoms added. This isn't necessary with a germanium-based transistor; pure germanium can be used instead.

At last, researchers stated, they don't want the new transistor to replace the well-established silicon-based transistor technology completely. The new technology is more likely to be implemented as an add-on to computer chips in the future. Adaptive transistors will be more energy-efficient and convenient for some applications.

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