The invention describes a novel circuit topology that emulates the behavior of a rotating field machine. The precise emulation of the electrical behavior of rotating field machines allows the testing of inverters without the need for a real motor.

Through a special arrangement of resonator mirrors in the laser arm, the laser can be switched between continuous wave operation (cw) and mode-coupled operation (sub-picosecond pulses) during operation.

Coreless filament winding enables the production of lightweight, high-performance fiber composite components, but suffers from limitations of existing anchor technologies. A new solution with tolerance compensation elements on the winding pin creates precise mounting surfaces and expands application possibilities for high-precision applications.

Tagatose is an excellent sugar substitute in terms of sweetening power and calories. The new method describes a cost-effective production process from sour whey.

The targeted use of blue light can significantly increase the productivity of protein-producing production cells without the need for genetic modifications or the use of certain chemicals.

This aerosol separator, which is scalable in size, is characterized by low manufacturing costs and a better degree of separation compared to high-performance cyclones. To achieve this, the innovative aerosol separator combines cyclone components with one or more micro-separators. The direct integration of swirl separation and the micro-impaction principle paired with a special guiding system represents an absolute novelty of this kind.

A suite of groundbreaking technologies enhancing quantum computing capabilities through innovative optical tweezers, specialized quantum optical cells, and neutral atom qubit manipulation.

This technology offer presents a state-of-the-art quantum memory unit utilizing nanodiamonds with silicon-vacancy centers. The technology addresses key challenges in quantum decoherence, enhancing the stability and efficiency of quantum computing systems.

Automated ultrasound system for 4D recording of muscle movements.

This innovative approach to wound care enables dressings that adhere firmly to the skin at body temperature if required, but can be easily removed without pain in combination with a cold pack.

The DREAM camera employs a novel time-of-flight (ToF) method for 3D image taking. This technology offers a working range from ten centimetres to several meters by utilizing laser illumination, a monochrome camera, and advanced electroabsorption modulators (EAMs). The integration of hardware and modern software ensures enhanced precision and depth resolution, with applications spanning robotics, process monitoring, and augmented reality.

Es wurde eine neue, kostengünstige Methode zur hyperspektralen single-shot Abbildung entwickelt. Sie basiert auf der Abbildung der Szene auf ein diffraktives optisches Element (DOE), das an die Aufgabe angepasste, relevante Wellenlängen weiterleitet. Durch diese Erfindung müssen keine schwierig herzustellende Mosaik-Filter-Arrays verwenden werden, die Koppelung der räumlichen und spektrale Auflösung bleibt dennoch erhalten.

Design and optimization process to produce specific protein lysine methyltransferases inhibitors based on super-substrates as lead structures.

Robot-based additive 6D manufacturing process for the continuous production of complex structural components with integration of fibers or conductor tracks

An innovative Analog Mixed-Signal (AMS) Multiply-Accumulate Circuit (MAC) with a nonlinear transfer function offers energy-efficient calculations for Artificial Neural Networks (ANNs), overcoming the limitations of digital logic gates in AI applications and beyond.

Logic Gate Networks are neural networks in which the neurons are formed by binary logic gates. As they are built from logic gates (such as NAND and XOR) only, they allow orders of magnitude more efficient inference compared to conventional neural networks.

This system enables online real-time monitoring of structures with local data analysis and wireless data transmission to the central station. With innovative technology, the system keeps you informed about the condition of your structures.

New algorithm and coding for the upcoming 6G mobile phone communication with superb energy efficiency and ultralow latency.

Quantum information security and quantum communication networks with coherent single photon sources

The invention relates to a power converter circuit and a power converter circuit system for generating and using an isolated direct voltage, as well as a procedure for generating an isolated direct voltage using a power converter circuit.

The invention describes a new computer-aided method in which both autonomous and semi-autonomous systems perform specific test scenarios to assess their compliance with necessary regulations. For example, vehicles with a high level of autonomy can be tested in selected road traffic situations, allowing evaluation of their suitability for road use based on their reactions.

The invention describes a procedure and an easy-to-use optical setup to amplify laser pulses with an optical compressor. The clever optical configuration enables an extraordinarily high laser peak power through an extremely resource-friendly and easy to use setup.

New method for improving the signal-to-noise ratio of resonators and oscillators in real time.

Heat-resistant, water- and gas-impermeable, mechanically resilient and edible barrier layer for the demarcation of differently moist areas in animal feed products.

Bio-based and biodegradable coating system for heat-resistant, water- and gas-impermeable coating of food and food packaging.

Heat-resistant, water- and gas-impermeable, mechanically resilient and edible barrier layer for the demarcation of differently moist areas in snack and convenience food products.

Low-molecular weight compounds for prevention or treatment of Flavivirus infections including Yellow Fever, Dengue virus, West-Nile-virus, Zika virus and others. 

Method for in-line measurement of the degree of crosslinking of liquid silicone rubber in injection molding processes by measuring and analyzing cavity pressure.

This new digital holographic method enables a temporal, spatial and precise measurement of residual stresses in coated surfaces via an optical and contactless approach.

An extensively developed friction stir welding tool designed for high-quality and cost-effective joining technology for light metals

An efficient system for injecting gas (e.g. hydrogen) into the combustion chamber of an internal combustion engine, operating at low pressure.

Non-destructive assessment of the residual stresses in a component both in the vertical and horizontal planes, through the use of targeted applied markings.

New assay for the determination of amylase activities with significantly improved sensitivity, lower cost and easier feasibility than comparable assays.

An extensively developed technology for reciprocating engines, consisting of several novel solutions for reliable technical implementation.

LPBF process for the generation of porous structures for the gentle machining of complex components with thin-walled and filigree structures

Method, device, and computer program product for compressing an input data set. Data compression by means of adaptive subsampling.

Novel, high resolution polarization measuring device for the measurement of 3D geometries, based on the use of thermal radiation from the machining process.

Innovative software tool/onboard computer for e-bikes to check the feasibility of a desired route on the basis of adjustable personal factors and the use of real-time route parameters with a given battery capacity and then to be able to master it safely and with appropriate physical effort. The assistance power of the electric motor is continuously and proactively checked and automatically (re-)regulated over the entire course of the route, taking into account the battery charge.

The innovative method simplifies and automates the determination of porosity, roughness and thickness of porous silicon films with single or double layers by using measured reflectance spectra in the visible spectral range.

The invention relates to a device and a method for determining the field of depth of an optical setup, in particular anoptical microscopes, by means of a glass cube in which a calibration or measurement pattern has been engraved.

Environmentally stable, 2D/3D printable inorganic p-type thermoelectric materials based on an inorganic binder comprising a mixture of Cu, Se and S powder. The corresponding flexible thermoelectric generators (TEGs) can be manufactured reproducibly and efficiently with a cost-effective printing process, show high power density and allow wider applications i.e. they can be integrated into non-flat surfaces of different micro and complex electronic or mechanical systems.

Process for controlling sulfur, chlorine and alkali cycles in cement clinker production plants

In order to prevent falls, the wearers of smart glasses or AR glasses are shown optical indicators at the edge of the field of vision in the form of, for example, squares or dot patterns.

The innovative piezoelectric inchworm linear motor can be easily miniaturized with a high degree of efficiency and large actuating force and is therefore particularly suitable for use in medical engineering (e.g. as distractor device in orthopedics, orthodontics or cranio-maxillofacial surgeries).

Employing the novel algorithm, we can ingeniously orchestrate a software-driven simulation that strategically forecasts viable operational tactics and the consequent revenue streams for wind turbines. This approach facilitates the pinnacle of lifespan optimization and profit maximization for these energy assets.

Lactulose-containing food product or also pharmaceutical product with prebiotic effect, which promotes or regulates intestinal health

Novel circulatory pump (VAD / Ventricular Assisted Device) for long-term therapy of cardiac insufficiency, characterized by small overall dimensions and low energy consumption, optimized flow characteristics and less mechanical damage to blood components in addition. In principle, it can be used on various anatomical structures such as the aorta and pulmonary artery, as well as on the heart, of course.

A switchable rectifier is integrated in the receiver unit, allowing for dual-mode operation of the inductive receiver system. This way, different charging powers can be used effectively with low losses, and the inductive charging of e-vehicles at different charging systems becomes more efficient.

Cell-friendly universal tool for transfection of numerous types of molecules into all common cells and cell lines. High throughput due to automatable sample preparation, simple storage conditions and user-friendly sample preparation.Cell-friendly universal tool for transfection of numerous types of molecules into all common cells and cell lines. High throughput due to automatable sample preparation, simple storage conditions and user-friendly sample preparation.

Coreless winding for the production of complex three-dimensional support structures

The present invention relates to an innovative method and the respective equipment for the additive manufacturing of plastic components with a significantly increased print speed compared to commercial 3D printers and 3D printing techniques.

The integration of actuators allows the structural cross-section of load-bearing elements to be significantly reduced without sacrificing vibration resistance. The savings potential for materials and emissions is between 30 and 50 %, and the construction concept offers completely new architectural freedom..

This technology allows metal objects to be reliably detected in wireless charging systems.

This further development of a Royer converter allows a reliable, wireless power transfer of energy at high switching frequency and voltage. It is thus possible to implement wireless power transfer systems that can operate with mains voltage without using an additional buck converter

Here, an extremely simple and effective screening method for the identification of cell-compatible drugs against viruses such as SARS-CoV-2,...

A new test procedure and the corresponding testing equipment allows examining thermoformability of raw plastic granulates based on biaxial stretching and maximum stretching or elongation.

The present invention relates to a branching node with high load-bearing capacity made of fiber-reinforced plastic (FRP) and concrete. It is the ideal connecting component for branched load-bearing structures in the field of building and bridge construction. The flexible manufacturing process allows for cost-effective production of different geometries of the support nodes required for the specific application.

Environmentally stable, 2D/3D printable inorganic thermoelectric materials on an Ag-Se n-type basis with high thermoelectric (TE) performance. The corresponding flexible thermoelectric generators (TEGs) can be manufactured reproducibly and efficiently with a cost-effective printing process, show high power density and allow wider applications i.e. they can be integrated into non-flat surfaces of different micro and complex electronic or mechanical systems.

In these miniature spectroscopes according to the invention, the use of a novel anamorphic mirror optics in combination with field of view discriminators leads to a compact optical arrangement and avoids interfering influences in the interferogram. This makes it possible to measure moving objects such as fire storms.

Nanoscopic zoomlenses, dynamic beam steering and holograms – thanks to an inventive combination of metamaterial on top of a phase change material, all...

Using an optical or electrical signal to change the chirality and therefore the optical activity in either the visible, infrared or THz spectrum for a...

Diese innovative Seilendverbindung ermöglicht es auf einfache und sichere Weise ein hochmodulares Faserseil mit einer Struktur zu verbinden, bzw. es...

This innovative rope end connection makes it possible to connect a high modular fiber rope to a structure in a simple and safe way, and also to release...

Complex optics in small devices – by using several diffractive optical elements this is now possible. The optical elements are printed in one piece...

This technology (antenna array and algorithm) enables the precise identification of metallic objects and reduces electromagnetic reflection...

Laser amplifiers play an important role in industrial production processes. A constant high quality of the laser pulses is indispensable for an...

This robust trepanning optics with only one rotating element (grid mirror) offers great flexibility with regard to the realizable drill diameter/...

These broadband grating waveguide mirrors with a diffraction efficiency of 99.7 %, that are as well polarization and wavelength selective, can be...

The emitting spectral bandwidth of laser diodes for semiconductor diode lasers is optimally reduced to a very small range. Resonant waveguide grating...

Thanks to a clever design of the laser disk itself, the depolarization caused by the two heat spreaders can be neutralized. This creates a very...

The development of a new kind of head spreader allows to control the contact surface between laser disc and head spreader. Through this invention, the...

Instead of letting the seed beam cross the pump spot as often as 80 times, now a much smaller seed beam can be used for gridding the pump spot,...

With this procedure 3D-printed optical elements can be functionalized. By filling microcavities after printing, components such as diaphragms...

Due to the role of epigenetics in a vast array of diseases, the study of epigenetic mechanisms has become one of the most rapidly growing fields of biology. Amongst others, epigenetic... 

The novel modulation method enables amplitude modulation of high-frequency pulse trains and, in contrast to conventional methods, allows the maximum modulation frequency to be applied even to pulse trains of an ultrashort pulse laser with pulse durations in the femto- or picosecond range.

This innovative energy concept allows sauna systems to be operated completely autonomously – both in summer and winter. A hybrid storage system consisting of pressurized water or steam tanks serves as an intermediate storage of solar energy – a climate-neutral, self-sustaining and durable sauna system can thus be realized without a stove.

An additive joining technique developed at the University of Stuttgart makes it possible to connect individual components with each other positively using fiber-reinforced pins without the need for post-processing steps in the manufacturing process or foreign materials in the part. The technology thus opens up new possibilities both for the connection of individual components and for interlaminar component reinforcement.

The recurring fire protection test for intumescent systems  - developed at the Karlsruhe Institute of Technology (KIT) - can be carried out minimally invasive directly on site by means of this compact...

This technology increases the efficiency of DC-DC converters by maintaining the maximum possible inductance value (MET) under all operating conditions. The technology is particularly suitable for...

It is a contactless measurement method that evaluates the frequency change in the primary of an autoresonant circuit that supplies power to the rotor without contact. The temperature of the load is determined based on the applied excitation frequency of the excitation voltage or current of the primary resonant circuit.

During the transfer and further processing of CAD data, the data transformation is decisive for the processing scope available later. With this transformation algorithm, objects are transformed point...

Testing Hydrogen embrittlement - A reliable and robust system is available for force measurement during material testing in autoclaves

The new concept of evaluation for bridge circuits offers the possibility of simultaneous determination of the change in resistance and temperature without the use of additional temperature sensors...

The 'robust one-shot interferometry' (ROSI)  has been optimized in several aspects and now offers a miniaturized, robust and long-term stable as well as high-precision point and line profile measurement at very high measurement and evaluation speeds.

This multi-pass amplifier concept offers a previously unequalled output power in the kW range with a compact design and various scaling and modification options. 

Foveated imaging for conventional image sensors with constant pixel pitch, cost-effectively manufactured in the smallest space. The functionality of these optics can be compared to that of an eagle...

By combining the molding and joining process it is now possible to produce geometrically complex molded parts with large surfaces and integrated functional elements in a highly cost-efficient manner.

The process allows anisometric fillers to be specifically oriented in the desired spatial direction, and enables a high core-periphery layer ratio to be achieved even in thin components. This possibility significantly expands the range of applications for fillers, as their properties can now be used much more efficiently.

The process combines the manufacturing techniques of thermoforming and 3D printing to produce large components with integrated functions in a cost-effective manner. The process steps can be organized as required, thus offering a new arena of choices without the restrictions that previously applied.

A new design of impellers for braiding machines makes the braiding process much more flexible. This new method enables variable tying of the braids during the braiding process. In addition, it is possible to precisely guide large bobbins at higher production speeds without loss of quality. 

A newly developed selective laser melting process allows materials to be selectively added to a base material without having to fill the powder bed with the more expensive material. This enables the cost-effective construction of components from different metallic materials with optimized functionalities, high surface quality and gradual material transitions.

Currently, there are only very few, costly synthetic routes for the production of ultra long-chain compounds, as they typically rely on tedious multistep reaction sequences. At the...

Optical fibers are particularly well suited for long-distance data transmission, as the attenuation losses are significantly lower than e.g. when using copper conductors. Scientists at the University...

In order to increase the storage stability and shelf life of milk, a new treatment process has been developed at Hohenheim University, one that also requires comparatively low treatment...

The novel rope termination for high-strength fiber ropes is a permanent, form-fitting connection which is both durable and strong. In addition, it allows for easy integration of sensor-based monitoring...

The Institute of Combustion and Power Plant Technology (IFK) of the University of Stuttgart has developed a measuring device for use in coal power plants. The device allows for permanent monitoring...

Using a new process, both negatively and positively doped areas can be created on the back of the solar cell and the front of the solar cell can be sufficiently passivated in a single diffusion step. This approach is based on the application of a borosilicate glass layer and partial silicon nitride masking on the rear of the solar cell.

With the new type of cathode material, the structural and material separation of current collector and cathode material is no longer necessary. In the single-stage strip electroplating process, which dispenses with the addition of binder and electrically conductive filler particles, a quantitatively significantly higher proportion of active material is made possible in the cathode. Li-ion or Li-sulfur cells can thus be operated more efficiently.

 

The new, modified process for manufacturing monocrystalline solar cells largely eliminates the degradation of Cz silicon solar cells during production. Regeneration is carried out at significantly higher temperatures than before and using hydrogen diffused in from silicon nitride, thereby increasing efficiency and speed considerably. Ideally, this process follows the co-firing step in production.

A new process and a new welding tool have been developed to realize friction stir welded butt joints on plates of different material and thickness with significantly increased strength characteristics (99.4%).

A novel divergent nozzle design, which provides for a homogeneous flow profile even at long distances from the nozzle exit, was developed at the University of Stuttgart. The flow profile is optimized...

The new Soft Switching Three Level Inverter (S3L–Inverter) is of striking simplicity and is therefore inexpensive. Because of the underlying principle, it works without losses and thus with maximum...

The technology according to the invention largely reverses the light-induced degradation (LID) that solar cells made of Cz silicon experience in the first few hours under operating conditions, and does so permanently. The cells are sustainably regenerated at temperatures up to 230 degrees under the influence of light or by applying a voltage. 

This radar technology was developed to determine distances between objects and objects’ material properties. In contrast to conventional radar methods, the receiver is decoupled from the...

The process presented, a special form of heat treatment, now allows formation of Al-steel-TWB and Al-Al-TWB with a previously unattainable degree of formability, and thus also the process-safe integration of Al-steel-TWB and Al-Al-TWB.

This method makes it possible to remotely check the software versions offered by a service provider without having to rely on dedicated interfaces or provider-side ...

This on-chip optofluidic array with organic lasers is ideal for rapid on-site investigation of any analyte that absorbs (itself or its products of a specific detection reaction) in the...

Durch den Einsatz von ferromagnetischen oder weichmagnetischen Materialien werden Felderzeugung und Feldführung durch ein und dieselbe Spule...

This heavy duty anchor is specially designed to withstand the dynamic loads of earthquakes. The load on the fastenings is reduced so that the assembled components are less stressed (pipes, falling...

With the new method, developed at University of Stuttgart, the temporal sequence of the laser pulses can be exactly adapted to the relative speed of the machining station. Conversely, the machining...

This coating process makes selective use of the flexible production and shaping processes of FRP materials and separates the thermal load of the coating process from the substrate manufacturing process. As a result, high adhesion strengths of the functional layers on different FRP systems are reached.

The unit presented here is enormously compact and yet offers high torque density and dynamics as well as efficient transmission behaviour. This is particularly advantageous for robots or exoskeletons/active prostheses. Flexible control strategies enable variable drive behaviour that can be adapted to the respective application.