Karlsruher Institut Fur Technologie

Henkel Kommanditgesellschaft Auf Aktien

Lawrence Livermore National Security, LLC

Forschungszentrum Karlsruhe Gmbh

Horst Hahn

Maximilian Fichtner

Ben Breitung

Subho Dasgupta

Raju Prakash

Christian Kropf

Theodore F Baumann

Juergen Biener

Christian Umbreit

Harald Fuchs

Uwe Bog

Melita Heller

Rainer Kliss

Maximillian Fichtner

Victor Bulto Carulla

Babak Nasr

Mete Berber

Gabriel Cadilha Marques

Jasmin Aghassi

Michael Hirtz

Ralf Elsässer

Lei Yong

Jens Ellrich

Anji Reddy Munnangi

Brigitte Baretzky

Munnangi Anji Reddy

Sylvio Indris

Shuhua Ren

Ruiyong Chen

Zhirong Zhao-Karger

Xiangyu Zhao

Viktor Fedorov

Julia Ivanisenko

Anna Stösser

The invention relates to a method () for producing an electrically conductive connection (′) on a substrate (), comprising the following steps: The invention furthermore relates to a method for producing a microelectronic device () and to a microelectronic device (), in particular a transistor ().

Method for producing an electrically conductive connection on a substrate, microelectronic device and method for the production thereof

The present invention concerns specific new compounds of formula LiNaMOF(where 0&#x2264;x&#x2264;0.2 and &#x2212;0.6&#x2264;y&#x2264;0,8 and M is a transition metal), cathode material comprising the new compounds, batteries and lithium-cells comprising said new compound or cathode material, a process for the production of the new compound and their use.

Oxyfluoride compounds for lithium-cells and batteries

A lithium/graphite fluoride primary battery prepared by a process which includes providing a graphite fluoride powder, mechanically milling the graphite fluoride powder so as to obtain an active material, providing a mixture comprising the active material and an electrically conductive carbon so as to form a part of a positive electrode, providing a body comprising lithium as a part of a negative electrode, and forming an electrochemical cell with the positive electrode and the negative electrode.

Lithium/graphite fluoride primary battery and method for its manufacturing

A nanocomposite includes carbon-encapsulated transition metal oxide nanoparticles. The carbon-encapsulated transition metal oxide nanoparticles comprise a transition metal oxide core having a diameter of from 5 nm to 50 nm covered by a graphitic coating having a thickness of from 1 nm to 5 nm.

Carbon encapsulated transition metal oxide nanocomposite, a method for its preparation and its use in li-ion batteries

A method is provided to synthesize nanocomposites containing intercalated FeF&#x2014; or FeO&#x2014; nanoparticles in a graphitic carbon matrix by reaction of a volatile iron compound with a graphite fluoride (CF) or a graphite oxide (CO). Additionally provided is a nanocomposite material containing intercalated FeF&#x2014; or FeO&#x2014; nanoparticles in a graphitic carbon matrix and its use as an electrochemically active material in particular for use in electrochemical storage cells.

Carbon-FeF2 and carbon-Fe203 nanocomposites, their preparation and use as electrochemical storage material

An electrochemically-gated field-effect transistor includes a source electrode, a drain electrode, a gate electrode, a transistor channel and an electrolyte. The transistor channel is located between the source electrode and the drain electrode. The electrolyte completely covers the transistor channel and has a one-dimensional nanostructure and a solid polymer-based electrolyte that is employed as the electrolyte.

Electrochemically-gated field-effect transistor, methods for its manufacture and use thereof

In one embodiment, a tunable resistor/transistor includes a porous material that is electrically coupled between a source electrode and a drain electrode, wherein the porous material acts as an active channel, an electrolyte solution saturating the active channel, the electrolyte solution being adapted for altering an electrical resistance of the active channel based on an applied electrochemical potential, wherein the active channel comprises nanoporous carbon arranged in a three-dimensional structure. In another embodiment, a method for forming the tunable resistor/transistor includes forming a source electrode, forming a drain electrode, and forming a monolithic nanoporous carbon material that acts as an active channel and selectively couples the source electrode to the drain electrode electrically. In any embodiment, the electrolyte solution saturating the nanoporous carbon active channel is adapted for altering an electrical resistance of the nanoporous carbon active channel based on an applied electrochemical potential.

Nanoporous carbon tunable resistor/transistor and methods of production thereof

A cathode material for fluoride-based conversion electrodes includes a matrix of graphite nanocarbon containing a dispersion of alkali metal ions, fluoride ions and metal nanoparticles with maximum particle sizes of 20 nm. Further there is provides a method for such cathode material that includes heating a metal and an organic compound during a single thermal treatment step until the organic compound is decomposed; and adding an alkali metal fluoride either before or after the thermal treatment step to the organic compound. Finally, there is provided a method of making an alkali metal ion battery, that includes utilizing the aforesaid cathode material for a fluoride-based conversion electrode in the battery.

Cathode material for fluoride-based conversion electrodes, method for the production thereof and use thereof

An electronic component includes a first and a second electrode. A layer of nanoparticles is disposed between the first and second electrodes. The layer of nanoparticles includes an electrically conducting compound of a metal and an element of Main Group VI of the Periodic Table. A dimension of a majority of the nanoparticles ranges from 0.1 to 10 times a screening length of the electrically conductive compound. A dielectric layer has at least one common interface with at least a part of the nanoparticles.

Electronic component, methods for the production thereof, and use thereof

A method for producing an element including a substrate having a plurality of nanocylinders deposited thereon includes providing the substrate. The substrate is covered with a nanoporous AlOmembrane so as to provide a covered substrate. The covered substrate is alternately vapor-deposited, at a vapor-deposition temperatures from 250&#xb0; C. to 400&#xb0; C., with atoms of a magnetic element and atoms of a non-magnetic element so as to provide the plurality of nanocylinders. Each nanocylinder includes at least four superposed layers including, alternatively, the atoms of the magnetic element and the atoms of the non-magnetic element. The nanoporous AlOmembrane is then removed so that the nanocylinders remain on the substrate.

Method for producing an element, including a multiplicity of nanocylinders on a substrate

The present invention relates to a surface-modified nanoscale zinc oxide, where the surface modification involves coating with an oligo- or polyethylene glycol acid. This surface-modified zinc oxide is characterized in that it forms stable dispersions in a liquid medium. In addition, the present invention relates to a process for the production of surface-modified zinc oxide, and also to a process for the production of nanoscale zinc oxide dispersions.

Surface-modified zinc oxide for the production of nanoparticulate dispersions

Growing community of inventors

Seeheim-Jugenheim, Germany

Horst Hahn