Infineon Technologies Ag

Infineon Technologies Austria Ag

Technische Universitaet Graz

Technische Universitat Graz

Markus Heinrici

Martin Mischitz

Manfred Schneegans

Michael Roesner

Stefan Krivec

Joachim Hirschler

Mathias Plappert

Barbara Eichinger

Stefan Schwab

Caterina Travan

Christoffer Erbert

Florian Bernsteiner

Roland Rupp

Francisco Javier Santos Rodriguez

Peter Irsigler

Michael Hutzler

Gudrun Stranzl

Friedrich Kroener

Oliver Hellmund

Olaf Storbeck

Martin Zgaga

Georg Ehrentraut

Ingmar Neumann

Rafael Janski

Nirdesh Ojha

Susanne Kraeuter

Wolfgang Koell

Karin Delalut

Claudia Friza

Klaus Goeschl

In one aspect, a method of forming a silicon-insulator layer is provided. The method includes arranging a silicon structure in a plasma etch process chamber and applying a plasma to the silicon structure in the plasma etch process chamber at a temperature of the silicon structure equal to or below 100&#xb0; C. The plasma includes a component and a halogen derivate, thereby forming the silicon-insulator layer. The silicon-insulator layer includes silicon and the component. In another aspect, a semiconductor device is provided having a silicon-insulator layer formed by the method.

Methods of forming a silicon-insulator layer and semiconductor device having the same

A method of yielding a thinner product wafer from a thicker base SiC wafer cut from a SiC ingot includes: supporting the base SiC wafer with a support substrate: and while the base SiC wafer is supported by the support substrate, cutting through the base SiC wafer in a direction parallel to a first main surface of the base SiC wafer using a wire as part of a wire electrical discharge machining (WEDM) process, to separate the product wafer from the base SiC wafer, the product wafer being attached to the support substrate when cut from the base SiC wafer.

Slicing SiC material by wire electrical discharge machining

A method for forming a semiconductor device and semiconductor device is disclosed. In one example, the method includes forming a silicone layer on a semiconductor die. The method further includes plasma treating a silicone surface of the silicone layer. A surfactant is deposited on the plasma-treated silicone surface of the silicone layer to obtain a silicone surface at least partly covered by surfactant. A mold is formed on the silicone surface at least partly covered by surfactant. The surfactant includes surfactant molecules comprising an inorganic skeleton terminated by organic compounds.

Methods for forming semiconductor devices and semiconductor device

According to various embodiments, a method for processing a substrate may include: processing a plurality of device regions in a substrate separated from each other by dicing regions, each device region including at least one electronic component; wherein processing each device region of the plurality of device regions includes: forming a recess into the substrate in the device region, wherein the recess is defined by recess sidewalls of the substrate, wherein the recess sidewalls are arranged in the device region; forming a contact pad in the recess to electrically connect the at least one electronic component, wherein the contact pad has a greater porosity than the recess sidewalls; and singulating the plurality of device regions from each other by dicing the substrate in the dicing region.

Method of processing a porous conductive structure in connection to an electronic component on a substrate

A method of manufacturing a layer structure includes: forming a first layer over a substrate; planarizing the first layer to form a planarized surface of the first layer; and forming a second layer over the planarized surface; wherein a porosity of the first layer is greater than a porosity of the substrate and greater than a porosity of the second layer; wherein the second layer is formed by physical vapor deposition; and wherein the first layer and the second layer are formed from the same solid material.

Method of manufacturing a layer structure having partially sealed pores

A device comprises a base element and a metallization layer over the base element. The metallization layer comprises pores and has a varying degree of porosity, the degree of porosity being higher in a portion adjacent to the base element than in a portion remote from the base element.

Device including a metallization layer and method of manufacturing a device

A method a described which includes depositing a first component of a multicomponent system by means of an inkjet process, and depositing a second component of the multicomponent system by means of an inkjet process.

Method of depositing a resin material on a semiconductor body with an inkjet process

According to various embodiments, a method of processing a substrate may include: disposing a viscous material over a substrate including at least one topography feature extending into the substrate to form a protection layer over the substrate; adjusting a viscosity of the viscous material during a contacting period of the viscous material and the substrate to stabilize a spatial distribution of the viscous material as disposed; processing the substrate using the protection layer as mask; and removing the protection layer after processing the substrate.

Method for structuring a substrate using a protection layer as a mask

Method for structuring a substrate

According to various embodiments, a method for processing a semiconductor substrate may include: covering a plurality of die regions of the semiconductor substrate with a metal; forming a plurality of dies from the semiconductor substrate, wherein each die of the plurality of dies is covered with the metal; and, subsequently, annealing the metal covering at least one die of the plurality of dies.

Method for processing a semiconductor substrate and a method for processing a semiconductor wafer

A method of manufacturing an electronic device may include: forming at least one electronic component in a substrate; forming a contact pad in electrical contact with the at least one electronic component; wherein forming the contact pad includes: forming a first layer over the substrate; planarizing the first layer to form a planarized surface of the first layer; and forming a second layer over the planarized surface, wherein the second layer has a lower porosity than the first layer.

Method of manufacturing an electronic device having a contact pad with partially sealed pores

A method for producing a metal layer on a wafer is described. In one embodiment the method comprises providing a semiconductor wafer including a coating, printing a metal particle paste on the semiconductor wafer thereby forming a metal layer and heating the metal layer in a reductive gas for sintering the metal particle paste or for annealing a sintered metal particle paste in an oven.

Method for producing a copper layer on a semiconductor body using a printing process

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Villach, Austria

Markus Heinrici