Abstract: An apparatus is disclosed for a double-mode surface-acoustic-wave (SAW) filter with apodization. In example aspects, the apparatus includes a double-mode surface-acoustic-wave filter that includes multiple interdigital transducers having multiple fingers. An overlap region of fingers extending from opposite busbars establishes an aperture of the double-mode surface-acoustic-wave filter. The aperture forms an apodized structure across at least part of the double-mode surface-acoustic-wave filter. The multiple interdigital transducers include first and second interdigital transducers. The first interdigital transducer includes a first portion of the apodized structure. The second interdigital transducer includes a second portion of the apodized structure different from the first portion of the apodized structure of the first interdigital transducer. A transition region overlays a border between the first interdigital transducer and the second interdigital transducer.

Abstract: The present invention relates to a pre-ageing method (10) and a pre-ageing system (20) for pre-ageing a battery (2) to a specified ageing condition, a test method (30) and a test system (40) for testing battery sets according to a specified test plan, as well as a computer program product.

Abstract: Aspects of the disclosure relate to an electroacoustic device that includes a piezoelectric material and an electrode structure that includes a first busbar and a second busbar along with electrode fingers arranged in an interdigitated manner and including a first plurality of fingers connected to the first busbar and a second plurality of fingers connected to the second busbar. The electrode structure further includes a first conductive structure disposed between each of the first plurality of fingers and disposed between the first busbar and the second plurality of fingers. The electrode structure further includes a second conductive structure disposed between each of the second plurality of fingers and disposed between the second busbar and the first plurality of fingers. The first conductive structure and the second conductive structure each have a height that is less than a height of the second plurality of fingers.

Abstract: A system (1) for monitoring critical pharmaceutical operations comprises an enclosure (10) defining an interior space (100), at least one camera (11) installed so as to record image frames (F) of the interior space (100), and a controller (12), wherein the controller (12) is configured to: receive the image frames (F) recorded by the at least one camera (11), analyse the image frames (F) to detect an event captured by one or more of the image frames (F), using a first model perform a classification of an intervention captured by the one or more of the image frames (F) using a second model (ML 2), the second model (ML 2) being trained with image frames of interventions assigned to at least two different classes, and provide a notification (N) indicating one of the at least two different classes based on the classification.

Abstract: Aspects of the disclosure relate to an electroacoustic device that includes a piezoelectric material and an electrode structure. The electrode structure includes a first busbar and a second busbar. The electrode structure further includes a first conductive structure connected to the first busbar and a second conductive structure connected to the second busbar. The first conductive structure and the second conductive structure is disposed between the first busbar and the second busbar. The first conductive structure and the second conductive structure each include a plurality of conductive segments separated from each other and extending towards one of the first busbar or the second busbar. The electrode structure further includes electrode fingers arranged in an interdigitated manner and each connected to either the first conductive structure or the second conductive structure. The electrode fingers have a pitch that is different than a pitch of the plurality of conductive segments.

Abstract: A plate made of a rolled aluminum alloy and a method for producing said plate are disclosed. In order to achieve high strength values, it is proposed for the plate to have a partially recrystallized structure with a degree of recrystallization of less than 25%, wherein the non-recrystallized structure region of the structure is in the recovered state and has an average subgrain size of less than 10 ?m in the rolling direction.

Abstract: A system for validating a system for monitoring pharmaceutical operations includes at least one controller configured to perform a classification of an intervention captured by one or more image frames using a classification model, the classification model being trained with image frames of interventions assigned to at least two different classes. The at least one controller is also configured to assign a value to an individual feature of a feature set associated with the classification, the value corresponding to a contribution of the individual feature to the classification. In addition, the at least one controller is configured to generate a graphical representation of the values for the features contributing to the classification of the interventions.

Abstract: Aspects of the disclosure relate to an electroacoustic device that includes a piezoelectric material and an electrode structure that includes a first busbar and a second busbar along with electrode fingers arranged in an interdigitated manner and including a first plurality of fingers connected to the first busbar and a second plurality of fingers connected to the second busbar. The electrode structure further includes a first conductive structure disposed between each of the first plurality of fingers and disposed between the first busbar and the second plurality of fingers. The electrode structure further includes a second conductive structure disposed between each of the second plurality of fingers and disposed between the second busbar and the first plurality of fingers. The first conductive structure and the second conductive structure each have a height that is less than a height of the second plurality of fingers.

Abstract: Aspects of the disclosure relate to an electroacoustic device that includes a piezoelectric material and an electrode structure. The electrode structure includes a first busbar and a second busbar. The electrode structure further includes electrode fingers arranged in an interdigitated manner and including a first plurality of fingers connected to the first busbar and a second plurality of fingers connected to the second busbar. A first distance between the first busbar and the second plurality of fingers and a second distance between the second busbar and the first plurality of fingers both being less than a pitch of the electrode fingers. The electrode fingers have a central region with a first trap region and a second trap region respectively located on boundaries of the central region. A structural characteristic of the electroacoustic device is different in the first trap region and the second trap region relative to the central region.

Abstract: Aspects of the disclosure relate to an electroacoustic device that includes a piezoelectric material and an electrode structure. The electrode structure includes a first busbar and a second busbar. The electrode structure further includes a first conductive structure connected to the first busbar and a second conductive structure connected to the second busbar. The first conductive structure and the second conductive structure is disposed between the first busbar and the second busbar. The first conductive structure and the second conductive structure each include a plurality of conductive segments separated from each other and extending towards one of the first busbar or the second busbar. The electrode structure further includes electrode fingers arranged in an interdigitated manner and each connected to either the first conductive structure or the second conductive structure. The electrode fingers have a pitch that is different than a pitch of the plurality of conductive segments.

Abstract: Power recovery turbines can be used debottlenecking of an existing plant, as well as recover electric power when revamping a plant. A process for recovering energy in a petroleum, petrochemical, or chemical plant is described. A fluid stream having a first control valve thereon is identified. A first power-recovery turbine is installed at the location of the first control valve, and at least a portion of the first fluid stream is directed through the first power-recovery turbine to generate electric power as direct current therefrom. The electric power is then recovered.

Abstract: An age-hardenable aluminum alloy on the basis of Al—Mg—Si, Al—Zn, Al—Zn—Mg or Al—Si—Mgv has precipitates caused by natural aging. The aluminum alloy has at least one alloy element, in addition to its main alloy element or in addition to its main alloy elements, which can be correlated with quenched-in empty spaces of the aluminum alloy, particularly reducing their mobility in the crystal lattice, at such a content less than 500, particularly less than 200 atomic ppm, that the aluminum alloy forms empty spaces essentially not correlated with these precipitates, in order to reduce the negative effect of natural aging of the aluminum alloy on its further artificial aging, by mobilization of these non-correlated empty spaces.

Abstract: Power recovery turbines can be used debottlenecking of an existing plant, as well as recover electric power when revamping a plant. A process for recovering energy in a petroleum, petrochemical, or chemical plant is described. A fluid stream having a first control valve thereon is identified. A first power-recovery turbine is installed at the location of the first control valve, and at least a portion of the first fluid stream is directed through the first power-recovery turbine to generate electric power as direct current therefrom. The electric power is then recovered.

Abstract: Power recovery turbines can be used debottlenecking of an existing plant, as well as recover electric power when revamping a plant. A process for recovering energy in a petroleum, petrochemical, or chemical plant is described. A fluid stream having a first control valve thereon is identified. A first power-recovery turbine is installed at the location of the first control valve, and at least a portion of the first fluid stream is directed through the first power-recovery turbine to generate electric power as direct current therefrom. The electric power is then recovered.

Abstract: Power recovery turbines can be used debottlenecking of an existing plant, as well as recover electric power when revamping a plant. A process for recovering energy in a petroleum, petrochemical, or chemical plant is described. A fluid stream having a first control valve thereon is identified. A first power-recovery turbine is installed at the location of the first control valve, and at least a portion of the first fluid stream is directed through the first power-recovery turbine to generate electric power as direct current therefrom. The electric power is then recovered.

Abstract: An age-hardenable aluminum alloy on the basis of Al—Mg—Si, Al—Zn, Al—Zn—Mg or Al—Si—Mgv has precipitates caused by natural aging. The aluminum alloy has at least one alloy element, in addition to its main alloy element or in addition to its main alloy elements, which can be correlated with quenched-in empty spaces of the aluminum alloy, particularly reducing their mobility in the crystal lattice, at such a content less than 500, particularly less than 200 atomic ppm, that the aluminum alloy forms empty spaces essentially not correlated with these precipitates, in order to reduce the negative effect of natural aging of the aluminum alloy on its further artificial aging, by mobilization of these non-correlated empty spaces.

Abstract: An aluminum alloy and a method for improving the ability of a semi-finished or finished product to age artificially, includes an age-hardenable aluminum alloy on an Al—Mg—Si, Al—Zn, Al—Zn—Mg or Al—Si—Mg basis, wherein the aluminum alloy is transformed to a solid solution state, in particular by solution heat treatment (1), is quenched and subsequently forms precipitations by a process of natural aging (3), the method involving at least one measure for reducing a negative effect of natural aging (3) of the aluminum alloy on artificial aging (4) thereof.

Abstract: A hardenable Al—Mg—Si-based aluminum alloy is shown. In order to provide a recycling-friendly, storage-stable and particularly thermosetting aluminum alloy, it is proposed that this aluminum alloy should contain from 0.6 to 1% by weight of magnesium (Mg), from 0.2 to 0.7% by weight of silicon (Si), from 0.16 to 0.7% by weight of iron (Fe), from 0.05 to 0.4% by weight of copper (Cu), a maximum of 0.15% by weight of manganese (Mn), a maximum of 0.35% by weight of chromium (Cr), a maximum of 0.2% by weight of zirconium (Zr), a maximum of 0.25% by weight of zinc (Zn), a maximum of 0.15% by weight of titanium (Ti), 0.005 to 0.075% by weight of tin (Sn) and/or indium (In), and the remainder aluminum and production-related unavoidable impurities, wherein the ratio of the weight percentages of Si/Fe is less than 2.5 and the content of Si is determined according to the equation wt. % Si=A+[0.3*(wt. % Fe)], with the parameter A being in the range of 0.17 to 0.4% by weight.

Abstract: An improved electroacoustic transducer with an improved mode profile is provided. The transducer comprises a velocity profile with a periodic structure and an edge structure flanking the periodic structure. The velocity profile also allows to suppress the SH wave mode.

Abstract: A transducer with reduced second-order nonlinearities is disclosed. In order to reduce the nonlinearities, the transducer comprises an isolation region between the electrode fingers and the corresponding opposite busbar and a dielectric material for reducing the electric field strength in the isolation region.