Abstract: An induction cooktop includes: a cover plate with at least one cooking point; a retaining plate; at least one inductive heating coil arranged in an intermediate space between the cover plate and the retaining plate; at least one electronics housing fastened to a side of the retaining plate facing away from the at least one heating coil and having electronics for the at least one heating coil; and a lower box closing off the induction cooktop at a bottom of the induction cooktop, the lower box being open at a top of the lower box. The at least one electronics housing with the electronics is arranged in the lower box. The retaining plate covers the lower box at the top of the lower box. The induction cooktop includes a fan for generating a primary cooling air flow for cooling the electronics in the lower box.

Abstract: A magnetic resonance (MR) apparatus comprises magnet means for generating a main magnetic field in a sample region, encoding means for generating encoding magnetic fields superimposed to the main magnetic field, RF transmitter means for generating MR radiofrequency fields, driver means for operating said encoding means and RF transmitter means to generate superimposed time dependent encoding fields and radiofrequency fields according to an MR sequence for forming images or spectra; and acquisition means for acquiring an MR signal from said object. The magnet means comprise a primary magnetic field source providing a static magnetic field B0 and at least one secondary magnetic field source providing an adjustable magnetic field B?.

Abstract: An aluminosilicate glass having a composition according to the following formula (I): (100?(1+a1+b1)·x)SiO2·(x)Al2O3·(a1·x)MO·(b1·x)R (wt %)??(I) in which MO is alkaline earth metal oxide, the alkaline earth metal M being one or more of Mg, Ca, Sr, and Ba, R comprises alkali metal oxide, the alkali metal being one or more of Li, Na, and K, x is at least 15, a1 is at least 0.35, b1 is at least 0.55, and wherein the product of a1 and b1 is at least 0.22.

Abstract: lower boxlower boxlower boxlower boxlower boxlower box An induction cooktop includes: a cover plate with at least one cooking point; a retaining plate; at least one inductive heating coil arranged in an intermediate space between the cover plate and the retaining plate; at least one electronics housing fastened to a side of the retaining plate facing away from the at least one heating coil and having electronics for the at least one heating coil; and a lower box closing off the induction cooktop at a bottom of the induction cooktop, the lower box being open at a top of the lower box. The at least one electronics housing with the electronics is arranged in the lower box. The retaining plate covers the lower box at the top of the lower box. The induction cooktop includes a fan for generating a primary cooling air flow for cooling the electronics in the lower box. At least one cooling air opening is arranged in the retaining plate.

Abstract: A magnetic resonance (MR) apparatus comprises magnet means for generating a main magnetic field in a sample region, encoding means for generating encoding magnetic fields superimposed to the main magnetic field, RF transmitter means for generating MR radiofrequency fields, driver means for operating said encoding means and RF transmitter means to generate superimposed time dependent encoding fields and radiofrequency fields according to an MR sequence for forming images or spectra; and acquisition means for acquiring an MR signal from said object. The magnet means comprise a primary magnetic field source providing a static magnetic field B0 and at least one secondary magnetic field source providing an adjustable magnetic field B?.

Abstract: A magnetic field probe, particularly for magnetic resonance applications, comprises: —a detector liquid that exhibits a nuclear magnetic resonance (NMR) line characterized by a chemical shift ?; —an electrically conductive structure surrounding the detector liquid for receiving therefrom a magnetic resonance signal; and —a container containing the detector liquid; —the detector liquid containing paramagnetic dopant means dissolved therein; —said NMR transition having an observable resonance frequency ? when the field probe is placed in an external magnetic field; and has orientation means for orienting the field probe in relation to a reference direction of said external magnetic field.

Abstract: This disclosure relates to a device for irradiating a flowing medium with UV radiation, comprising a flow path for the medium and a gas discharge lamp which has a lamp vessel, arranged coaxially with respect to the flow path and enclosing a plasma chamber for a lamp plasma that emits UV radiation, and an excitation coil for electrodeless inductive excitation of radiation of the lamp plasma. According to a first aspect of this disclosure, a flow conduit body is arranged in the flow path, said flow conduit body being designed to influence, by virtue of its shape and/or its position, the flow of the medium for an even radiation absorption.

Abstract: An optical signal transmission system comprising a multimode optical fiber link. The multimode optical fiber link is for transmission of a plurality of optical signals in a plurality of spatial modes supported by the multimode optical fiber link. The optical signal transmission system comprises a photonic device in the form of a spatial mode add drop multiplexer coupled to the multimode optical fiber link and configured for at least one of coupling into the multimode optical fiber link an optical signal of the plurality of optical signals into a spatial mode of the plurality of spatial modes and coupling out of the multimode optical fiber link and into an optical fiber the optical signal of the spatial mode.

Abstract: A magnetic resonance (MR) apparatus comprises magnet means for generating a main magnetic field in a sample region, encoding means for generating encoding magnetic fields superimposed to the main magnetic field, RF transmitter means for generating MR radiofrequency fields, driver means for operating said encoding means and RF transmitter means to generate superimposed time dependent encoding fields and radiofrequency fields according to an MR sequence for forming images or spectra; and acquisition means for acquiring an MR signal from said object. The magnet means comprise a primary magnetic field source providing a static magnetic field B0 and at least one secondary magnetic field source providing an adjustable magnetic field B?.

Abstract: A system for detecting the installation of an optical tap on an optical fiber link. The system comprises a spatial mode de-multiplexer optically coupled to the optical fiber link. The spatial mode de-multiplexer is configured to isolate an optical signal in a first spatial mode of the optical fiber link. The spatial mode de-multiplexer is configured to isolate light in a second spatial mode of the optical fiber link 14. The system comprises an optical sensor optically coupled to the spatial mode de-multiplexer for measuring the optical power of the light in the second spatial mode of the optical fiber link. Also disclosed herein are methods for detecting installation of an optical tap and methods for securing an optical signal in an optical fiber.

Abstract: An optical signal transmission system comprising a multimode optical fiber link. The multimode optical fiber link is for transmission of a plurality of optical signals in a plurality of spatial modes supported by the multimode optical fiber link. The optical signal transmission system comprises a photonic device in the form of a spatial mode add drop multiplexer coupled to the multimode optical fiber link and configured for at least one of coupling into the multimode optical fiber link an optical signal of the plurality of optical signals into a spatial mode of the plurality of spatial modes and coupling out of the multimode optical fiber link and into an optical fiber the optical signal of the spatial mode.

Abstract: A magnetic field probe, particularly for magnetic resonance applications, comprises: —a detector liquid that exhibits a nuclear magnetic resonance (NMR) line characterized by a chemical shift ?; —an electrically conductive structure surrounding the detector liquid for receiving therefrom a magnetic resonance signal; and —a container containing the detector liquid; —the detector liquid containing paramagnetic dopant means dissolved therein; —said NMR transition having an observable resonance frequency ? when the field probe is placed in an external magnetic field; and has orientation means for orienting the field probe in relation to a reference direction of said external magnetic field.

Abstract: Above a belt line, a motor vehicle body exhibits a windshield segment, a rear segment and a roof segment that is connected with the rear segment so that it can be displaced in a displacement direction, which in a first configuration bridges an intermediate space between the windshield segment and rear segment, and in a second configuration overlaps the rear segment. The roof segment can be swiveled out of the first configuration around a roof segment axis into an intermediate position, in which a rear edge of the roof segment extends under a front edge of the rear segment without any overlap in the displacement direction.

Abstract: An element for the amplification of a light by stimulated emission of radiation and a method of making the same is described herein.

Abstract: Above a belt line, a motor vehicle body exhibits a windshield segment, a rear segment and a roof segment that is connected with the rear segment so that it can be displaced in a displacement direction, which in a first configuration bridges an intermediate space between the windshield segment and rear segment, and in a second configuration overlaps the rear segment. The roof segment can be swiveled out of the first configuration around a roof segment axis into an intermediate position, in which a rear edge of the roof segment extends in the displacement direction under a front edge of the rear segment without any overlap.

Abstract: A laser device (10) for ablating a biological tissue (1), comprising: a) a laser source (7) that is configured to emit a laser beam (4); b) optics (8a, 8b, 8x) configured to modify the laser beam (4) such as to direct the laser beam (4) on the biological tissue (1); d) a controller (11) that is configured to control the laser source (7) to emit the laser beam (4) to create an ablation in biological tissue (1), whereby e) a sensor (19) being configured to receive back scattered light from the biological tissue (1); f) a tissue controller (18) that is operationally coupled to the sensor (19) to receive a sensor signal (Ri) of the sensor (19); and g) the tissue controller (18) being configured to compare a series of at least two consecutive sensor signals (R1, R2, R3, . . . ) and being configured to generate a tissue control signal (TCS) when the value of the series of consecutive sensor signals (R1, R2, R3, . . . ) decreases in a predetermined amount.

Abstract: An element for the amplification of a light by stimulated emission of radiation and a method of making the same is described herein.

Abstract: The deflection apparatus (1) for the deflection of electromagnetic radiation, in particular of a laser beam, includes a drive apparatus (2) and includes a beam deflection apparatus (4), in particular a mirror (4), which is arranged with the drive device (2) such that the drive apparatus (2) determines the alignment of the beam deflection apparatus (4), and includes a friction apparatus (5) which is arranged and made such that it brings about static friction or sliding friction onto the movably journaled beam deflection apparatus (4), with the drive apparatus (2) being made such that it can generate a drive force which overcomes the static friction, and includes a control apparatus (10) for the control of the drive apparatus (2). (FIG.

Abstract: A laser device (10) for ablating a biological tissue (1), comprising: a) a laser source (7) that is configured to emit a laser beam (4); b) optics (8a, 8b, 8x) configured to modify the laser beam (4) such as to direct the laser beam (4) on the biological tissue (1); d) a controller (11) that is configured to control the laser source (7) to emit the laser beam (4) to create an ablation in biological tissue (1), whereby e) a sensor (19) being configured to receive back scattered light from the biological tissue (1); f) a tissue controller (18) that is operationally coupled to the sensor (19) to receive a sensor signal (Ri) of the sensor (19); and g) the tissue controller (18) being configured to compare a series of at least two consecutive sensor signals (R1,R2, R3, . . . ) and being configured to generate a tissue control signal (TCS) when the value of the series of consecutive sensor signals (R1, R2, R3, . . . ) decreases in a predetermined amount.