Ferdinand-Braun-Institut

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A close-up of a transistor featuring a metallic rectangular structure with a U-shaped cutout and an oval element, showcasing its microfabricated design.

FBH research: 18.02.2025

Advancing high-frequency communication: Scaled InP HBT transistors with fmax> 500 GHz

We have developed a highly scalable 400 nm InP HBT process with f_max> 500 GHz. The technology offers precise control, consistent performance, and improved efficiency, contributing to advancements in high-frequency communication systems.

FBH research: 04.02.2025

Novel design for all-semiconductor PCSEL with very high power in a narrow beam

Close-up of a GaN HEMT device being tested using two MPI probe tips, highlighting precise measurement connections on a golden test fixture.

FBH research: 21.01.2025

Trap characterization of GaN HEMTs with MHz load-line measurements

Close-up of a micro-module for quantum interference, mounted in a holder and placed next to a caliper for size reference. The module features delicate electronic and optical components for precise applications.

FBH research: 07.01.2025

Micromodules against microplastic pollution

The Ferdinand-Braun-Institut (FBH) is an application-oriented research institute in the fields of high-frequency electronics, photonics and quantum physics. It researches and realizes electronic and optical components, modules and systems based on compound semiconductors.

Metal cube-shaped prototype with 120 UV LEDs for irradiating the skin.

Prototype Development

The International Space Station (ISS) in space, behind it a part of the earth.

Components, Modules & System for Quantum Technologies

Two needles on a wafer, with which a high voltage measurement is carried out.

Semiconductor Chip Development: Lasers, UV LEDs

APECS pilot line for chiplet innovation

Career Event, 04.03.25, Berlin, Germany : Working in Photonics 2025

Conference: 09.-14.03.2025, Bonn, Germany : DPG Spring Meeting SAMOP 2025

Conference: 16.-21.03.2025, Regensburg, Germany : DPG Spring Meeting SKM 2025

Working at the FBH Job offers

An employee in the clean room.

IEEE/SICE International Symposium on System Integration (SII 2025), Munich, Germany, Jan. 21-24, ISBN 979-8-3315-3161-4, pp. 1241-1246 (2025).

Electron. Lett., vol. 61, no. 1, pp. e70176, doi:10.1049/ell2.70176 (2025).

Adv. Quantum Technol., vol. 8, no. 2: Special Issue: Photonic Quantum Technologies, pp. 2300432, doi:10.1002/qute.202300432 (2025).

Appl. Phys. Lett., vol. 126, no. 6, pp. 062105, doi:10.1063/5.0253992 (2025).

Cover of FBH's Annual Report - clicking on the image opens an overview of previous annual reports

from 30 countries work with us.

do we have in our portfolio - both German and international.

are we currently working on - state funded & industrial contracts.

have evolved from FBH - the majority of these are still active today.

for state-of-the-art research with high-performance process technology.