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All publications from Fraunhofer-Institut für Angewandte Festkörperphysik IAF

4-Zoll-GaN-auf-SiC-Wafer der GaN07-Technologie des Fraunhofer IAF. Die Wafer werden vollständig in der hauseigenen Halbleiterlinie hergestellt und getestet ¬ einschließlich Design, Epitaxie, Waferverarbeitung und Charakterisierung. © Fraunhofer IAF / Frontside processed 4-inch GaN-on SiC wafer of Fraunhofer IAF´s GaN07 technology. The wafers are completely fabricated and tested in Fraunhofer IAF´s III-V process line including design and fabrication of processing mask sets, epitaxy, wafer processing and characterization. © Fraunhofer IAF

11.09.2025
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Know How, Institut

EuMW 2025: Fraunhofer IAF presents 70 nm GaN transistor for high-throughput satellites

Semiconductor technology for broadband satellite communications achieves record efficiency

Researchers at Fraunhofer IAF have developed a GaN transistor technology with a gate length of 70 nm that achieves record efficiency values under typical satellite conditions. In the future, this technology aims to enable compact active antennas for high-bitrate data transfers in the Ka, Q, and W-ba…

Das kompakt integrierte Quantenmagnetometer basiert auf Stickstoff-Fehlstellen (NV) in Diamant und bietet neue Anwendungsmöglichkeiten in der Biomedizin, Materialprüfung, Navigation und Geologie. © Fraunhofer IAF / The compact quantum magnetometer is based on nitrogen vacancies (NV) in diamond and offers new applications in biomedicine, materials testing, navigation and geology. © Fraunhofer IAF

21.06.2025
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Devices

Miniaturized quantum magnetometer offers new measurement possibilities for a wide range of applications

Fraunhofer IAF is presenting the latest version of its compact integrated quantum magnetometer. The diamond-based system is characterized by its robustness, high integration density, and state-of-the-art measurement sensitivity. Thanks to its easy calibration, high sensitivity of a few picotesla, an…

Die Beispielmessungen kommen aus den Bereichen Biomedizin, Mikro- und Nanoelektronik sowie Werkstoffprüfung. © Fraunhofer IAF / The measurement examples range from biomedical, micro- and nanoelectronics, and materials testing. © Fraunhofer IAF

Die Einzelmessergebnisse zeigen, dass Quantenmagnetometer Magnetfeldverteilungen auf Nanoebene sichtbar machen können. © Fraunhofer IAF / The individual measurement results show that quantum magnetometers can make magnetic field distributions visible at the nanoscale. © Fraunhofer IAF

Die Auswertung der Messergebnisse liefert wichtige Informationen über den Nutzen und die Vorteile von Quantensensoren im industriellen Einsatz. © Fraunhofer IAF / The evaluation of the measurement results provides important information about the benefits and advantages of quantum sensors in industrial applications. © Fraunhofer IAF

08.02.2025
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Science

Research transfer of quantum technologies to industry

Fraunhofer IAF Launches Virtual Application Lab for Quantum Sensing

To promote the use of quantum sensors in industry, Fraunhofer IAF has developed a virtual application laboratory for quantum sensing. This innovative information platform provides comprehensive technical knowledge about quantum magnetometers, applications, and measurement scenarios. It also allows i…

Staatssekretär Dr. Patrick Rapp (r.), Ministerium für Wirtschaft, Arbeit und Tourismus, übergibt der Institutsleitung des Fraunhofer IAF, Dr. Patricie Merkert (m.) und Prof. Dr. Rüdiger Quay (l.), den symbolischen Scheck über die Fördersumme in Höhe von 4,35 Mio. Euro. © Fraunhofer IAF / State Secretary Dr. Patrick Rapp, Ministry of Economic Affairs, Labour and Tourism, hands over the symbolic cheque for the funding amount of 4.35 million euros to the institute management of Fraunhofer IAF, Dr. Patricie Merkert and Prof. Dr. Rüdiger Quay. © Fraunhofer IAF

Nach der Scheckübergabe tauscht sich Staatssekretär Dr. Patrick Rapp vor Ort über die APECS-Pilotlinie und die geplanten Aktivitäten des Fraunhofer IAF aus. © Fraunhofer IAF / After handing over the cheque, State Secretary Dr. Patrick Rapp discusses the APECS pilot line and the planned activities of Fraunhofer IAF on site. © Fraunhofer IAF

Im Rahmen der APECS-Pilotlinie wird u. a. der Bereich Trockenätztechnik im Reinraum des Fraunhofer IAF für 6‘‘-Wafer erweitert. © Fraunhofer IAF / As part of the APECS pilot line, the area of dry etching technology in the Fraunhofer IAF clean room for 6’’ wafers is being expanded. © Fraunhofer IAF

Post-CMOS Druck-sensor-Chiplets mit Wafer-level Gehäu-sen vor ihrer Separierung. © Fraunhofer ISIT / Post-CMOS pressure sensor chiplets with wafer level packaging before dicing. © Fraunhofer ISIT

19.12.2024
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Know How, Institut

Baden-Württemberg contributes 4.35 million euros in funding as part of the EU Chips Act

Fraunhofer IAF expands technology capabilities for chiplet innovations within the APECS pilot line

Fraunhofer IAF is expanding its technological capabilities in the field of III-V compound semiconductors, making a valuable contribution to the development of the APECS pilot line within the framework of the EU Chips Act. The Baden-Württemberg Ministry of Economic Affairs, Labour and Tourism is con…

Forschenden des Fraunhofer IAF ist es gelungen, AlYN/GaNHeterostrukturen in einem MOCVD-Reaktor auf 4-Zoll-SiCSubstraten zu wachsen. © Fraunhofer IAF / Researchers at Fraunhofer IAF have succeeded in growing AlYN/GaN heterostructures in a MOCVD reactor on 4-inch SiC substrates. © Fraunhofer IAF

Die verschiedenen Farbnuancen der AlYN/GaN-Wafer resultieren aus unterschiedlichen Yttrium-Konzentrationen sowie Wachstumsbedingungen. © Fraunhofer IAF / The different color nuances of the AlYN/GaN wafers result from different yttrium concentrations and growth conditions. © Fraunhofer IAF

Mit ihren Arbeiten zur Epitaxie und Charakterisierung von AlYN/GaN-Heterostrukturen gelang dem Forschungsteam des Fraunhofer IAF ein Durchbruch auf dem Gebiet der Halbleitermaterialien. © Fraunhofer IAF / With their work on the epitaxy and characterization of AlYN/GaN heterostructures, the Fraunhofer IAF research team achieved a breakthrough in the field of semiconductor materials. © Fraunhofer IAF

27.09.2024
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Electronics (wafers, semiconductors, microchips,...)

Milestone in semiconductor development

New semiconductor material: AlYN promises more energy-efficient and powerful electronics

Researchers at Fraunhofer IAF have made a breakthrough in the field of semiconductor materials: With aluminum yttrium nitride (AlYN), they have succeeded in fabricating and characterizing a new and promising semiconductor material using the MOCVD process. Due to its excellent material properties and…

Der kryogene On-Wafer-Prober am Fraunhofer IAF charakterisiert vollautomatisch bis zu 25 ganze 200-mm- oder 300-mm-Wafer mit Bauelementen für Quantencomputer. © Fraunhofer IAF / The cryogenic on-wafer prober at Fraunhofer IAF enables fully automatic characterizations of up to 25 whole 200-mm or 300-mm wafers with devices for quantum computing and sensing. © Fraunhofer IAF

Setup zur RF-Charakterisierung unter kryogenen Bedingungen. © Fraunhofer IPMS / Setup for RF-characterization under cryogenic conditions. © Fraunhofer IPMS

Das ARCTIC-Konsortium. © imec / The ARCTIC-Consortium. © imec

26.09.2024
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Science

Fraunhofer IPMS and IAF collaborate with 34 European partners in project ARCTIC

EU-project joins forces towards the era of scalable control technology for quantum processors

In order to make quantum computers usable, developing the control technology is at least as important for scaled systems, yet it is still in its infancy. Project ARCTIC brings together 36 international partners from industry, academia and leading RTOs to establish a complete and comprehensive Europe…

Blick in die Hauptkammer mit einem 200-mm-Wafer in der Mitte auf dem Chuck, der unter der Nadelkarte bewegt wird. Die Anlage prüft einen Wafer aus dem Projekt »QUASAR«, in dem Forschende Einzelelektronentransistoren basierend auf Silizium-Quantentöpfen entwickeln, die als Bauelement für Spin-Qubits genutzt werden sollen. © Fraunhofer IAF / View into the main chamber with a 200-mm wafer in the center on the chuck which is moved under the probe card. The system is testing a wafer from the QUASAR project, in which researchers are developing single-electron transistors (SETs) based on silicon quantum wells to be used as a device for spin qubits. © Fraunhofer IAF

1-K-Kryostat mit durchgeführten Leitungen für Gleichstrom- und Hochfrequenz-Messungen. © Fraunhofer IAF / 1 K cryostat with conducted lines for direct current and high-frequency measurements. © Fraunhofer IAF

30.09.2023
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Science

KryoproPlus project successfully completed

Cryogenic on-wafer prober determines quality of qubit devices for quantum computing and quantum sensing

Germany’s first cryogenic measuring setup for statistical quality measurement of qubit devices on whole 200- and 300-mm wafers has started operation at Fraunhofer IAF. The on-wafer prober can characterize devices based on semiconductor quantum dots and quantum wells as well as superconductors at m…

Wirtschaftsstaatssekretär Dr. Patrick Rapp und der kommissarische Institutsleiter Prof. Dr. Rüdiger Quay im Reinraum des Fraunhofer IAF. © Fraunhofer IAF

Im Schulungsraum Quantencomputing des Fraunhofer IAF wurden die Fortschritte in der Optimierung von Quantenalgorithmen vorgestellt. © Fraunhofer IAF

Im Applikationslabor Quantensensorik des Fraunhofer IAF stehen modernste Quantenmesssysteme bereit. © Fraunhofer IAF

20.04.2023
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Science

Dr. Patrick Rapp und Prof. Dr. Rüdiger Quay sprechen über industrielle Chancen und Kooperationsmöglichkeiten in Baden-Württemberg

Wirtschaftsstaatssekretär informiert sich am Fraunhofer IAF über Quantentechnologien

Bei seinem Besuch des Fraunhofer IAF am 31. März 2023 sprachen der baden-württembergische Wirtschaftsstaatssekretär Dr. Patrick Rapp und der kommissarische Institutsleiter Prof. Dr. Rüdiger Quay über industrielle Chancen und Kooperationsmöglichkeiten im Bereich der Quantentechnologien. Der Bes…

Das Fraunhofer IAF hat seine hochmoderne Forschungsinfrastruktur für Halbleiter-Technologien um eine neue MOCVD-Halle (vorne) und ein neues Laborgebäude (hinten) erweitert. © Fraunhofer IAF / Fraunhofer IAF has expanded its state-of-the-art research infrastructure for semiconductor technologies with a new MOCVD hall (front) and a new laboratory building (back). © Fraunhofer IAF

Am 30. Juni 2022 wurden die neuen Forschungsgebäude des Fraunhofer IAF feierlich eingeweiht. © Fraunhofer IAF / On June 30, 2022, the new research buildings of Fraunhofer IAF were officially inaugurated. © Fraunhofer IAF

11.12.2022
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Science

New buildings for optoelectronic metrology, quantum sensor technology and epitaxy

Fraunhofer IAF expands research infrastructure for semiconductor technologies

Fraunhofer IAF has expanded its state-of-the-art research infrastructure and further improved the conditions for the development of pioneering semiconductor technologies. With the support of the German federal government, the state of Baden-Württemberg as well as the BMVg, a laboratory building and…

Demonstrator eines Laserschwellen-Magnetometers. Die Perspektive zeigt die Kavität, in der die Verstärkung und magnetfeldabhängige stimulierte Emission gemessen wurden. © Fraunhofer IAF / Demonstrator of a laser threshold magnetometer. The perspective shows the cavity where the scientists measured the amplification and magnetic-field-dependent stimulated emission. © Fraunhofer IAF

Die Messung zeigt den Kontrastrekord von knapp 33 Prozent bei stimulierter magnetfeldabhängiger Emission (blau) im Vergleich zu spontaner Emission (rot). © Fraunhofer IAF / The measurement shows the contrast record of almost 33 percent for stimulated magnetic field-dependent emission (blue) compared to spontaneous emission (red). © Fraunhofer IAF

24.06.2022
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Science

Milestone in quantum sensor technology

World's first measurement of magnetic-field-dependent stimulated emission

In medical care, magnetic fields of heart and brain activity are measured to detect diseases at an early stage. To measure even the smallest magnetic fields, researchers at Fraunhofer IAF are working on a new approach: diamond-based laser threshold magnetometry. The idea is to use diamond with a hig…

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