German Scientists Create Material That Shouldn't Exist and Promises to Unlock the Power of Quantum Technology

German Scientists Create Material That Shouldn’t Exist and Promises to Unlock the Power of Quantum Technology

Written by Carla Teles

Published on 16/07/2025 at 22:30

Cientistas alemães criam material ‘impossível’ que promete revolucionar a tecnologia quântica. Entenda como essa descoberta pode mudar o futuro dos chips.

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Researchers Develop Stable Semiconductor Alloy with Carbon, Silicon, Germanium, and Tin, Opening Doors to the Future of Computing and Photonics.

Scientists in Germany have developed a material that has never existed. This is a semiconductor alloy that promises to unlock the power of quantum technology. The innovation could redefine the future of microelectronics and photonics.

What is the New Semiconductor CSiGeSn?

The innovative material is a stable alloy that combines four elements. Scientists fused carbon (C), silicon (Si), germanium (Ge), and tin (Sn). They belong to Group IV of the periodic table.

The research was conducted by the Forschungszentrum Jülich (FZJ) and the Leibniz Institute for Innovative Microelectronics (IHP). The compound, abbreviated as CSiGeSn, is the first of its kind. Its main advantage is being fully compatible with current CMOS chip manufacturing processes. “We have achieved a long-standing goal: the best semiconductor of Group IV,” says researcher Dan Buca.

ARTICLE CONTINUES BELOW

A Significant Advance for Chip Technology

The new alloy represents a leap in semiconductor innovation. Silicon, the dominant material for decades, has limitations. The new material overcomes silicon’s limitations by integrating photonics and quantum elements directly into the chip.

It allows for a fine-tuning of electronic and optical properties, something that goes beyond what pure silicon can achieve. Moreover, it maintains the delicate crystal structure necessary for chip production. Adding carbon to the matrix offers unprecedented control over critical material parameters.

The Challenge of Joining the Elements

Scientists had already experimented with silicon, germanium, and tin to create devices such as lasers and LEDs. However, adding carbon to the mix was considered nearly impossible.

The reason was its much smaller atomic size and the different bonding behavior of tin. Using an advanced chemical vapor deposition (CVD) system, the team managed to combine the four elements. The result was a uniform, stable, and high-quality material.

From Lasers to Quantum Chips

This material opens doors to unprecedented functionalities in chips. One of the possibilities is a laser that operates at room temperature. Another is the development of efficient thermoelectrics, capable of converting heat into electricity for wearable devices.

The most significant advancement may be in quantum technology. The team successfully created the first light-emitting diode (LED) based on this structure. “The material offers a unique combination of properties and compatibility with silicon,” concludes Professor Giovanni Capellini. “This establishes the foundation for scalable components in photonics, thermoelectrics, and quantum technology.”

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ENAX

#148669

17/07/2025 00:15

A pesquisa de materiais é fundamental para o avanço da tecnologia. Grandes centros de pesquisas de grandes empresas chegam a criar centenas de novos materiais por ano para melhoria de produtos e processos, o que possibilita economia de materiais, menor custo do processo e melhor desempenho dos produtos. Nos EUA um percentual do faturamento das grandes empresas é usado para pesquisas e desenvolvimento, e isso não é muito visto no Brasil que acaba pagando royalties para uso de patentes estrangeiras. Sem pesquisa não existe desenvolvimento e o investimento em pesquisa é o caminho certo para industrialização do país…

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Marcelo Marques Costa

#148824

Reply to ENAX

18/07/2025 08:13

Têm pesquisa de longo prazo bancada pelo Estado também.

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German Scientists Create Material That Shouldn’t Exist and Promises to Unlock the Power of Quantum Technology

Researchers Develop Stable Semiconductor Alloy with Carbon, Silicon, Germanium, and Tin, Opening Doors to the Future of Computing and Photonics.

What is the New Semiconductor CSiGeSn?

A Significant Advance for Chip Technology

The Challenge of Joining the Elements

From Lasers to Quantum Chips

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German Scientists Create Material That Shouldn’t Exist and Promises to Unlock the Power of Quantum Technology

Researchers Develop Stable Semiconductor Alloy with Carbon, Silicon, Germanium, and Tin, Opening Doors to the Future of Computing and Photonics.

What is the New Semiconductor CSiGeSn?

A Significant Advance for Chip Technology

The Challenge of Joining the Elements

From Lasers to Quantum Chips

A Chinese factory in Guangdong is assembling a humanoid robot every 30 minutes while Tesla, Figure, and Boston Dynamics still struggle to deliver 10 thousand per year.

While an average building in London or New York takes three years to be completed, in China a 26-story tower went up in five days with about 100 workers, and the global modular construction market already moves US$ 95 billion per year.

Australia installs giant concrete structures on the seabed 800 meters from the shore to create an ocean intake for desalination that will draw in saltwater and produce 30 million liters of drinking water per day.

Secret chamber sealed 4,500 years ago found in the Pyramid of Khufu, and Hawass announces its opening to the world in 2026

A public school student single-handedly created a machine capable of treating water for up to 50 people using only solar energy. It was awarded third place at one of the most important science fairs in the world.

Germany installed vertical solar panels on a lake in Bavaria, and the result broke conventional logic: instead of producing energy at midday peak, the plant generates more early in the morning and in the evening, exactly when families turn on appliances and factories are in full swing.

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