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A tunable cohesive granular material

Ref.-No.: 0705-5158-BC

New Materials

For sieving and separation purposes porous materials with adjustable sizes and shapes of the pores as well as tunable mechanical properties are required. The existing materials such as sintered materials, open-cell foams or cemented aggregates can be made porous but they are either fragile or can collapse for large deformation. Therefore, chemically inert and damage resistant porous materials with adjustable permeability as well as mechanical and geometrical properties that can sustain large deformation ...

Air-stable binary Ni(0)–olefin (pre)catalyst

Ref.-Nro: 0042-5881-LC

Processes and Methods (incl. Screening) : Chemical
New Materials

A family of 16-electron binary Ni(0)-stilbene complexes Ni(Rstb)3 as a new class of air-stable Ni(0) (pre)catalysts was developed.

Air-Stable Molybdenum Alkylidyne Catalysts for High Performance Alkyne Metathesis

Ref.-No.: 0042-6768-LC

New Materials

Prof. Alois Fürstner and co-workers at Max Planck Institut für Kohlenforschung developed a new class of molybdenum alkylidyne catalysts equipped with tripodal silanolate ligands which mark a significant milestone in the field of alkyne metathesis. Their improved stability, functional group tolerance, and ease of synthesis position them as valuable tools for researchers and industry professionals alike, promising to expand the scope of alkyne metathesis applications ...

Anti-mouse and anti-rabbit IgG secondary VHH single domain antibodies optimized for all immuno-labeling applications

Ref.: 0707-5419-LI

New Materials

Anti-IgG secondary antibodies are major tools for the detection or immobilization of primary antibodies in approaches such as western blotting, ELISA, Co-IP and immunofluorescence. Polyclonal anti-IgG secondary antibodies are produced in animals, such as mouse, rabbit, rat, and goat and are directed against the IgG classes of these animals. Thus, the generation of such secondary antibodies requires the keeping and use of a large number of animals, which is not only costly but also a major ethical ...

Bioinspired Liquid-Superrepellent Fibrillar Dry Adhesives

Ref.-No.: 0104-5929-GÖ

New Materials

Since 2000 bioinspired fibrillar dry adhesives have been studied intensively culminating in commercial products already available on the market. Currently known fibrillar adhesives are fully wetted by oils, leading to significantly decreased adhesion and friction performance. Therefore, a high demand exists for reversible dry fibrillar adhesives that can repel oil-like liquids and adhere strongly to surfaces wetted by them.

To meet the aforementioned challenges, an extraordinary fibrillar ...

Core-shell catalyst design for improved heat management with highly exothermic reactions

Ref.-No.: 1402-5768-LC

Processes and Methods (incl. Screening)
New Materials

Prof. Kai Sundmacher and co-workers at the MPI for Dynamics of Complex Technical Systems developed a novel core-shell catalyst design with a highly active catalyst core surrounded by an inert, low-permeability shell. The new catalyst design leads to an intrinsic heat management that avoids hotspots in strongly exothermic reactions. This allows faster reactor start-up and shut-down and makes the catalysts suitable for rapid load changes in discontinuous processes.

Enhanced ice-nucleating compositions with extremly low INPs concentrations

Ref.-No.: 0903-6307-LC

New Materials

We offer an innovative aqueous composition that promotes ice nucleation at high efficiencies, even at extremely low concentrations of ice-nucleating particles. This breakthrough is particularly relevant in the fields of agriculture, atmospheric science, and the biosphere, where the control over ice formation can significantly impact environmental dynamics and technological applications.

Extraction of nanocellulose from cellulose pulp in reactive eutectic media

Ref.-No.: 0401-5970-LC

Processes and Methods (incl. Screening)
New Materials

A novel green chemistry process to prepare nanocellulose in efficient, safe and sustainable manner based on the use of eutectic, highly concentrated ionic media is offered.

Fabrication of fluid filled metal microarchitectures

Ref.-No.: 0041-6492-WT

Processes and Methods (incl. Screening)
New Materials

LEL technology stands out for its precision in fabricating 3D metal microarchitectures with intricate geometries and the ability to seamlessly integrate liquids. It utilizes a voxel-by-voxel deposition method, which allows for the creation of complex shapes with submicron resolution. The process involves optimizing variables like deposition voltage, air pressure, and orifice diameter. A significant advantage of LEL is its capacity to alter the pH and composition of the supporting electrolyte solution, ...

Fabrication of ultrathin nano-porous membranes and semiconductor nanowires

Ref-No.: 0104-4458-GÖ

Imaging and Microscopy
New Materials

Semiconductor nanowires are of vital importance for many applications, such as flexible electronics, photonics, sensors, and energy harvesting and storage devices. As standard fabrication procedure, vapor-liquid-solid (VLS) growth employs metal catalyst particles (such as gold) as seeds for growth of nanowires. The seeds are deposited on a solid substrate, melted by heating and then exposed to a gas atmosphere containing source materials of the semiconductor. When the metal droplets are supersaturated, ...

Free Standing Dry and Stable Nanoporous Polymer Films Made through Mechanical Deformation

Ref.-No.: 0903-6483-LC

Processes and Methods (incl. Screening)
New Materials

Nanoporous membranes consist of pores with diameters in the range of nanometers and sub nanometers that can separate liquid or gaseous mixtures.
One of the key applications of nanoporous membranes is in water filtration to remove impurities, such as bacteria, viruses, and salts. Nanoporous membranes are also used in energy-related applications, such as gas separation and fuel cells. The membranes can also be used as electrodes in energy storage devices such as batteries and supercapacitors. ...

Graphene Balls and electrochemical cells containing these materials

Ref.-No.: 0903-4524-LC

New Materials

We offer a new simple and low cost technology to fabricate graphene-encapsulated metal or metal compound nanoparticles. The resulting hybrid nanoparticles are protected by granted substance claims in US, CN, TW and EP (DE, FR, GB, BE). Currently the patent protected graphene coated nano particles are discussed as high performance electrode materials in the lithium ion battery business (for example Samsung's "Graphene Balls").

High Ferroelectricity: First Method for Production of Bulk SnTiO3

Ref.-No.: 1201-5559-BC

New Materials

The invention relates to a new method of producing SnTiO3 for the use as a ferroelectric element. Tin titanates are known to be a class with various properties making it promising for many applications. The preparation of this material beyond thin films remained challenging.

Tin(II) oxide has a low disproportionation temperature of 350°C but the preparation of new materials is usually conducted at higher temperatures. Therefore, bulk SnTiO3 is not possible to be produced using existing ...

N-substituted pyridiniophosphines, processes for their preparation and their use

Ref.-Nr.: 0042-4938-LC-WA

Processes and Methods (incl. Screening) : Chemical
Research Tools : Other
New Materials

We offer a new family of cationic ligands, namely N-alkyl/aryl pyridiniophosphines. The ligands can be synthesized through a short, scalable, and highly modular route.

Evaluation of their electronic properties evidenced weak σ-donor and quite strong π-acceptor character when used as ancillary ligands.

Nanographene-based dyes as high performance probes for super-resolution microscopy

Ref.-Nos.: 0903-5658-LC; 0903-5696-LC

Analytics
Imaging and Microscopy
New Materials

A group of scientists at the MPI for Polymer Research in Mainz developed nano-graphene structures that can be used as a new class of fluorophores for super-resolution microscopy (SMLM and STED).

They perform like hybrids of organic dyes and QDs: they have excellent environment-independent blinking properties, emit high photon numbers, display high photo-stability, possess low toxicity, have a molecular size below 2 nm, and have narrow excitation and emission spectra.

These nanographene ...

Optimised Flow-Through-Cell for Online-Microscopy

Ref.-No.: 1402-5292-BC

New Materials

For the evaluation of crystallisation processes, process parameters like temperature and concentration can be easily measured. However, to measure the crystal size distribution continuously is a challenging task.
Different methods relaying on back scattering or reflection of monochromatic light can be applied that yield chord-length distributions, which often deviate from the actual crystal or particle size distribution. For analysing the true crystal dimensions and, additionally, the crystal ...

PONy Dyes – Fluorescent Dyes with Phosphorus Substituents

Ref.-No.: 0707-5297-BC

Imaging and Microscopy
New Materials

Fluorescent dyes are widely used as indispensable markers in biology, optical microscopy, and analytical chemistry. In particular, the sensitive and stable imaging of cellular components depends on the favourable combination of chemical, biological and physical factors. The availability and proper choice of fluorescent dyes is a key factor to success in the entire labelling and imaging procedure. Due to their superior brightness and photostability, synthetic dyes represent an attractive alternative ...

Process for producing a mesoporous carbide

Ref.-No.: 0041-4518-WT

New Materials

Mesoporous materials present a large surface-to-volume ratio providing sites for catalysis, molecular separation, adsorption or chemical sensing. Some of the classical mesoporous materials employed include silica, alumina, zirconia, zeolites, and other diverse oxides such Ti or Co, and they are synthetized by routes as self-assembly, sol-gel, spray drying and some variations of these methods known in the state of the art. Additionally, some elements of the platinum group such as Pd, Ru, and their ...

Rare-earth free magnetic material suitable for permanent magnet production

Ref.-No.: 1303-6197-LC

New Materials

Driven by the favourable operational effectiveness of neodymium iron boron (NdFeB) magnets, there has been a considerably rising demand for neodymium in permanent magnet manufacturing. According to Spherical Insights & Consulting the global neodymium magnet market size was valued at 2.3 Billion US$ in 2022 and is expected to reach 3.83 Billion US$ by 2032. As the market for rare earth materials is heavily influenced by Chinese supplies, which causes supply and price uncertainties, end users ...

Remote and Spatiotemporal Control for the Actuation of Biocompatible Membranes through the Irradiation with (visible) Laser Light

Ref.-No.: 0903-6221-LC

New Materials

The invention relates to the actuation of micro- and nanostructures controlled by external stimuli. Photo-actuation utilizes the conversion of light via phonons into motion through reversible chemical and physical processes and enables remote and spatiotemporal control of the actuation. Here, we report a fast light-to-motion conversion in few-nanometer thick bare polydopamine (PDA) membranes stimulated by (visible) light. Light-induced heating of PDA leads to desorption of water molecules and ...

Substituted Imidazolium Sulfuranes and their use as novel Electrophilic Group-Transfer Reagents

Ref.-No.: 0042-5063-LC

Processes and Methods (incl. Screening) : Chemical
Research Tools : Other
New Materials

The ability of hypervalent iodine compounds to act as electrophilic group-transfer reagents has been extensively exploited during the last several years in a variety of synthetically useful transformations
like cyanations and alkynylations. Now it was found, that novel imidazolium sulfuranes, which are isolobal to I(III) species and also depict the key threecenter four-electron bond motive, can be used as an alternative platform for the development of new electrophilic group-transfer reagents.

Imidazolium ...

Superamphiphobic membranes for gas exchange and scrubbing

Ref.-No.: 0903-4616-LC

New Materials

Novel gas exchange membranes based on superamphiphobic coatings applied on metal meshes were created and tested in different applications, like gas scrubbing and blood oxygenation.
By using the novel membrans drawbacks of traditional membranes - like insufficient wetting, plugging and depositions chemical incompatibility and temperature instability - can be avoided.

Sustainable High-Performance Energy Storage: The Solar Battery

Ref.-No.: 0104-5740-BC

New Materials

The invention relates to a new solar battery half-cell that can be recharged by natural resources like sunlight. Remarkable sustainability is provided by the possibility to use sunlight as a source of primary energy and by solving the problem of low capacity of state-of-the-art battery technologies.

Sustainable solutions for efficient storage of electrical energy are of great importance for the global energy transition and other applications. Typical batteries, however, are often charged ...