Abstract: For manufacturing a Zn-air battery, a semi-liquid hydrogel including a polymer component comprising an irradiation activatable crosslinking initiator, and including an electrolyte component is deposited on a zinc anode. At least parts of the semi-liquid hydrogel are irradiated to activate the irradiation activatable crosslinking initiator for crosslinking the polymer component such as to transform the semi-liquid hydrogel into a drop-free yet sticky hydrogel. An air cathode is stuck to the drop-free yet sticky hydrogel.

Abstract: The invention concerns the field of microelectronics and relates to a three-dimensional component which, for example as a sensor, measures the direction of a property in a vector field. The object of the present solution is to specify a three-dimensional component that is capable of measuring and/or generating vector fields in multiple directions and/or simultaneously with low space requirements. The object is attained with a three-dimensional component for the uni-, bi-, tri- or multi-directional measurement and/or generation of vector fields, in which component at least one element made of material systems in present on a three-dimensional carrier made of at least one carrier material, which element measures and/or generates at least one vector field in at least one direction in the spatial position of the element on, against and/or in the carrier.

Abstract: Three-dimensional micro devices usable as electromagnetic and magnetomechanical energy converters, as micromagnetic motors or generators, and methods for their production. The three-dimensional micro devices exhibit high efficiency even at dimensions on the microscale and below, and the method for production, as well as mass production, is simple and economical. Moreover, the three-dimensional micro devices at least include one three-dimensional device produced using roll-up technology. This three-dimensional device includes all functional and structural components for full functionality. At least one functional or structural component is an element that is at least partially freely movable at least partially within a surrounding element and is arranged such that it can be rotated at least around one of its axes.

Abstract: Rolled-up energy storage elements, each including a rolled layer stack of layers which are arranged within a layer plane in an at least partially covering manner. In the layer stack, at least two layers are present which are at least partially electrically conductive, and at least one layer of a non-liquid electrolyte material is present, or at least one region between at least two layers of the rolled layer stack is present which comprises a liquid electrolyte. Either at least one of the layers that is at least partially electrically conductive includes at least partially a magnetic material, or an additional layer that includes at least partially a magnetic material in the layer stack.

Abstract: Method for producing mobility in immobile cells in in vivo or in vitro fertilization. The method includes producing mobility in individual immobile cells that are connected to a microstructure. The microstructure is composed at least partially of magnetic materials and a non-reciprocal movement of the microstructure with the immobile cell is executed by a time-varying, three-dimensional external magnetic field.

Abstract: A roll-up type capacitor includes a cylindrical part, a first external electrode, and a second external electrode. The cylindrical part is a rolled-up laminate in which a lower electrode layer, a dielectric layer and an upper electrode layer are laminated in this order. The first external electrode is electrically connected to the upper electrode layer, and the second external electrode is electrically connected to the lower electrode layer, and the first external electrode and the second external electrode are respectively located on opposed sides of the cylindrical part such that they face to each other.

Abstract: A three-dimensional tomograph as can be used for examining and manipulating objects on the millimeter scale or smaller, for example, for examining and manipulating biological cells, molecules or ions. The three-dimensional tomograph achieves reproducible and reliable signals in millimeter dimensions or smaller dimensions without significant signal overlays. The three-dimensional tomograph is composed of at least one three-dimensional microcomponent made of a rolled-up or folded-up layer stack of at least one carrier layer and electrodes at least located thereon for the impedance measurement. The electrodes for the impedance measurement are once or repeatedly arranged essentially on the inner or outer surface of the microcomponent in a fully surrounding manner on at least one plane, and the measurement object is located in the interior of the microcomponent and/or around the microcomponent.

Abstract: The invention concerns the field of microelectronics and relates to a three-dimensional component which, for example as a sensor, measures the direction of a property in a vector field. The object of the present solution is to specify a three-dimensional component that is capable of measuring and/or generating vector fields in multiple directions and/or simultaneously with low space requirements. The object is attained with a three-dimensional component for the uni-, bi-, tri- or multi-directional measurement and/or generation of vector fields, in which component at least one element made of material systems in present on a three-dimensional carrier made of at least one carrier material, which element measures and/or generates at least one vector field in at least one direction in the spatial position of the element on, against and/or in the carrier.

Abstract: The present invention relates to the fields of physics, material sciences and micro and nano electronics, and concerns a method for producing a rolled-up electrical or electronic component, as can be used for example as a capacitor, or in aerials. The object of the present invention is to provide a low-cost, environmentally friendly and time-saving method for producing a rolled-up electrical or electronic component with many windings. The object is achieved by a method for producing a rolled-up component in which at least two functional and insulating layers, alternately arranged fully or partially over one another, are applied to a substrate with a sacrificial layer, wherein at least the functional or insulating layer that is arranged directly on the sacrificial layer has a perforation, at least on the two sides that are arranged substantially parallel to the rolling direction.

Abstract: An asymmetric optical resonator comprises a waveguiding element forming a closed loop. A first circumference of the loop is different from a second circumference, the first circumference being measured at one end of the loop in a plane perpendicular to a cavity axis. The second circumference is measured at the opposite end of the loop in a plane perpendicular to the cavity axis. An effective refractive index of the waveguiding element varies along a circumferential direction of the loop.

Abstract: Three-dimensional micro devices usable as electromagnetic and magnetomechanical energy converters, as micromagnetic motors or generators, and methods for their production. The three-dimensional micro devices exhibit high efficiency even at dimensions on the microscale and below, and the method for production, as well as mass production, is simple and economical. Moreover, the three-dimensional micro devices at least include one three-dimensional device produced using roll-up technology. This three-dimensional device includes all functional and structural components for full functionality. At least one functional or structural component is an element that is at least partially freely movable at least partially within a surrounding element and is arranged such that it can be rotated at least around one of its axes.

Abstract: The present invention relates to the area of micro- and nanoelectronics and relates to ultra-compact micro capacitors, how they can be used, for example, in electrical and electronic devices. The object of the present invention consists in specifying an ultra-compact micro capacitor with the highest capacity. The problem is solved by an ultra-compact micro capacitor which is made from a rolled-up layer stack of alternatingly arranged layers of dielectric and/or electrically insulating and electrically conductive materials with rolled-up lengths of the layer stack of at least 1 mm, and an absolute electrical storage capacity of at least 10 nF.

Abstract: A roll-up type capacitor having at least one cylindrical part, a first external electrode on one end of the cylindrical part and a second external electrode on another end of the cylindrical part. The cylindrical part is formed by rolling-up a lower electrode layer and an upper electrode layer with at least a dielectric layer sandwiched therebetween. The first external electrode is electrically connected to the upper electrode layer, and the second external electrode is electrically connected to the lower electrode layer. A thickness of the upper electrode layer at a part where it is connected to the first external electrode is larger than a thickness of the other part of the upper electrode layer, and/or a thickness of the lower electrode layer at a part where it is connected to the second external electrode is larger than a thickness of the other part of the lower electrode layer.

Abstract: Rolled-up energy storage elements, each including a rolled layer stack of layers which are arranged within a layer plane in an at least partially covering manner. In the layer stack, at least two layers are present which are at least partially electrically conductive, and at least one layer of a non-liquid electrolyte material is present, or at least one region between at least two layers of the rolled layer stack is present which comprises a liquid electrolyte. Either at least one of the layers that is at least partially electrically conductive includes at least partially a magnetic material, or an additional layer that includes at least partially a magnetic material in the layer stack.

Abstract: Carriers for biomaterials, for polyelectrolyte materials, for electrically polarizable atoms, ions, molecules are provided wherein the material of the carriers is compatible with materials that are used in microelectronics. The arrangement of the biomaterials or biomolecules and optionally of biomolecules, biomaterials, biological functional units or cells adsorbed thereon can be affected with the carrier in a specific manner. Complex molecular machines can be built and tested by the carriers.

Abstract: A waveguide resonator component, which can be used, for example, in integrated circuits, in which a substrate having two waveguides is present and a microtube is present as resonator, wherein the resonator has a respective recess in the region of each waveguide in order to form an intermediate space between the waveguide and the resonator. The aim is additionally achieved by a method in which a sacrificial layer is applied to a substrate having two waveguides and at least a second layer is applied to the sacrificial layer, and thereafter the sacrificial layer is at least partially removed and the resonator is produced in the form of a microtube by rolling up the second layer and possible additional layers.

Abstract: The invention concerns the domains of materials science and medicine and relates to a method such as can be applied to in vivo or in vitro fertilization, for instance. The problem addressed by the present invention is that of specifying a method with which the activity and controlled mobility of motile cells is improved and the absorption of materials alien to the cell is prevented as far as possible. The problem is solved by a method in which one or more motile cells are introduced into or attached to one or a plurality of magnetic particles, and subsequently the magnetic particles with the motile cells introduced into them or attached to them are moved in a directional manner by the application of an external magnetic field. The problem is further solved by the use of the method for the controlled movement of motile cells in liquid or gaseous media in the body of a mammal or human being.

Abstract: The present invention relates to the fields of physics, material sciences and micro and nano electronics, and concerns a method for producing a rolled-up electrical or electronic component, as can be used for example as a capacitor, or in aerials. The object of the present invention is to provide a low-cost, environmentally friendly and time-saving method for producing a rolled-up electrical or electronic component with many windings. The object is achieved by a method for producing a rolled-up component in which at least two functional and insulating layers, alternately arranged fully or partially over one another, are applied to a substrate with a sacrificial layer, wherein at least the functional or insulating layer that is arranged directly on the sacrificial layer has a perforation, at least on the two sides that are arranged substantially parallel to the rolling direction.

Abstract: The present invention relates to the urea of micro- and nanoelectronics and relates to ultra-compact micro capacitors, how they can he used, for example, in electrical and electronic devices. The object of the present invention consists in specifying an ultra-compact micro capacitor with the highest capacity. The problem is solved by an ultra-compact micro capacitor which is made from a rolled-up layer stack of alternatingly arranged layers of dielectric and/or electrically insulating and electrically conductive materials with rolled-up lengths of the layer stack of at least 1 mm, and an absolute electrical storage capacity of at least 10 nF.

Abstract: The invention concerns the field of electronics and materials science and relates to components on flexible substrates, as are for example used as sensors or actuators in the automotive industry, mechanical engineering or electronics, and to a method for the production thereof. The object of the present invention is the specification of components on flexible substrates, the physical and in particular electrical properties of which have long-term stability, and the specification of a cost-efficient and simple method for the production thereof. The object is attained with components on flexible substrates, composed of a flexible substrate having a barrier layer arranged at least partially thereon, on which layer a components layer is at least partially positioned.