Abstract: The present disclosure relates to tagged nucleoside-5?-oligophosphates having a positively charged polymer tag structure and components thereof. Such nucleoside-5?-oligophosphates are useful, for example, in nanopore-based sequencing-by-synthesis applications. Also disclosed herein are nanopore constructs engineered to have additional negatively-charged moieties in the channel of the nanopore. Such nanopores can be useful, for example, for providing a repellant force against template and/or primer nucleic acids inserting into the pore during a nucleic sequence-by-synthesis process. The tagged nucleoside-5?-oligophosphates and nanopores disclosed herein can be used together to provide nanopore-based nucleic acid sequencing-by-synthesis systems and processes having reduced background tag levels and improved throughput.

Abstract: A module for a thermal power plant for condensing expelled vapors and cooling turbine effluent from the drained turbine includes a first unit designed to condense expelled vapors as well as a second unit designed to cool the turbine effluent, condensate from the first unit being transferable to the second unit.

Abstract: A bioreactor is disclosed. The bioreactor comprises at least one rise chamber containing a growth medium and at least one fall chamber connected to the at least one rise chamber at a top and at a bottom to form a loop. A first gas inlet is connected to the at least one rise chamber for supplying a gas flow to the at least one rise chamber and a second gas inlet supplied gas enriched with carbon dioxide.

Abstract: The invention relates to a voltage converter (1) for a motor vehicle. Said voltage converter (1) comprises a transformer (10) and a power output stage (7). The power output stage (7) comprises at least two semiconductor switches (20, 22, 24, 26) that are connected to the transformer (10), in particular to a primary winding (12) of said transformer (10). The voltage converter (1) has a driver stage (31) which is connected, on the output side, to a control connection of the semiconductor switch (20, 22, 24, 26) and which is designed to actuate said semiconductor switch (20, 22, 24, 26) using a control signal (93, 94), for the purpose of generating an alternating voltage. According to the invention, the driver stage (31) is connected, on the input side, to a pulse signal generator (35) and an input capacitor (60, 62).

Abstract: The invention relates to an activation apparatus (20) for a galvanically decoupled direct voltage converter having a synchronous rectifier, comprising a signal generating device (22), which is designed to generate control signals (22c, 22d) for switch devices of the synchronous rectifier and a reference current signal (22b), a first comparator device (23), which is coupled to the signal generating device (22), and which is designed to detect the secondary-side output current (Jo) of the synchronous rectifier, compare it to the reference current signal (22b) and generate a current control signal in dependence on the comparison, and a pulse width modulation device (25), which is coupled to the signal generating device (22) and the first comparator device (23) and which is designed to generate pulse width modulated activation signals (25a) for the switch devices of the synchronous rectifier on the basis of the control signals (22c, 22d) and the current control signal, wherein the signal generating device (22) is

Abstract: A module for a thermal power plant for condensing expelled vapors and cooling turbine effluent from the drained turbine includes a first unit designed to condense expelled vapors as well as a second unit designed to cool the turbine effluent, condensate from the first unit being transferable to the second unit.

Abstract: The invention relates to a control unit for a motor vehicle. Said control unit comprises a voltage converter which has an inlet for a direct voltage network. Said voltage converter is designed to generate a direct voltage smaller than an input voltage on the inlet for the direct voltage network and the direct voltage is emitted on the outlet side. According to the invention, the voltage converter comprises an inverter and a transformer which is connected to said inverter. Said voltage converter also comprises an inlet for a discharge signal and is designed to discharge by means of the inverter an intermediate circuit capacitor which is connected to the inlet of the direct voltage network in accordance with the discharge signal, and to reduce a working frequency of the inverter, in particular, compared to the frequency with no discharge signal.

Abstract: A DC-DC converter including a transformer having a primary-side winding and a secondary-side winding with a center tap, and a storage choke. A rectifier circuit is connected to each of the taps at the ends of the secondary-side winding and generates a rectified output voltage at a second output of said DC-DC converter. A snubber circuit is switched via the rectifier circuit and stores energy occurring in said rectifier circuit. (An actuation apparatus includes a switching time determining device designed to determine a time interval as a function of the output voltage, the charge stored in the snubber circuit and the current fluctuations of the current through the storage choke occurring as a result of the rectification. A storage signal generator generates an actuation signal for discharging the snubber circuit as a function of the determined time interval.

Abstract: The invention relates to a control unit for a motor vehicle. Said control unit comprises a voltage converter which has an inlet for a direct voltage network. Said voltage converter is designed to generate a direct voltage smaller than an input voltage on the inlet for the direct voltage network and the direct voltage is emitted on the outlet side. According to the invention, the voltage converter comprises an inverter and a transformer which is connected to said inverter. Said voltage converter also comprises an inlet for a discharge signal and is designed to discharge by means of the inverter an intermediate circuit capacitor which is connected to the inlet of the direct voltage network in accordance with the discharge signal, and to reduce a working frequency of the inverter, in particular, compared to the frequency with no discharge signal.

Abstract: The invention relates to a voltage converter (1) for a motor vehicle. Said voltage converter (1) comprises a transformer (10) and a power output stage (7). The power output stage (7) comprises at least two semiconductor switches (20, 22, 24, 26) that are connected to the transformer (10), in particular to a primary winding (12) of said transformer (10). The voltage converter (1) has a driver stage (31) which is connected, on the output side, to a control connection of the semiconductor switch (20, 22, 24, 26) and which is designed to actuate said semiconductor switch (20, 22, 24, 26) using a control signal (93, 94), for the purpose of generating an alternating voltage. According to the invention, the driver stage (31) is connected, on the input side, to a pulse signal generator (35) and an input capacitor (60, 62).

Abstract: The invention relates to an activation apparatus (20) for a galvanically decoupled direct voltage converter having a synchronous rectifier, comprising a signal generating device (22), which is designed to generate control signals (22c, 22d) for switch devices of the synchronous rectifier and a reference current signal (22b), a first comparator device (23), which is coupled to the signal generating device (22), and which is designed to detect the secondary-side output current (Jo) of the synchronous rectifier, compare it to the reference current signal (22b) and generate a current control signal in dependence on the comparison, and a pulse width modulation device (25), which is coupled to the signal generating device (22) and the first comparator device (23) and which is designed to generate pulse width modulated activation signals (25a) for the switch devices of the synchronous rectifier on the basis of the control signals (22c, 22d) and the current control signal, wherein the signal generating device (22) is

Abstract: A testing apparatus for a radiation sensing integrated circuit comprises a load board (101), a test socket (102), suitable for the device under test DUT (103), and a plunger (104). A radiation source (107) is provided on the load board (101) adjacent to the test socket (102). The radiation source (107) generates radiation for testing the response to stimulus of the radiation sensing element of the DUT (103). To enable the sensing element of the DUT (103) to be exposed to the radiation, a pathway (108) is provided through plunger (104). The pathway (108) has a U-Shape with the end of one side of the U being adjacent to the radiation source (107) and the other end of the U being adjacent to the sensing element of DUT (103).

Abstract: The invention described herein provides ketone-aldehyde resins, especially cyclohexanone-formaldehyde resins, with low water content and high thermal stability and yellowing resistance, and to a process for preparing them and their use.

Abstract: The invention relates to a method for bleaching fibrous materials, in particular lignin-containing materials for producing paper consisting in adding at least a first additive and at least one type of bleaching liquid to a fibrous solution which contains at list one bleaching agent. After mixing said bleaching solution with the fibrous suspension and at the end of determined bleaching time, the bleaching process is ended by adding at least a second additive. Said invention is characterised in that the pH of the fibrous suspension is obtained by adding lime.

Abstract: The invention described herein provides ketone-aldehyde resins, especially cyclohexanone-formaldehyde resins, with low water content and high thermal stability and yellowing resistance, and to a process for preparing them and their use.

Abstract: The invention described herein provides ketone-aldehyde resins, especially cyclohexanone-formaldehyde resins, with low water content and high thermal stability and yellowing resistance, and to a process for preparing them and their use.

Abstract: A printer or copier and method generates toner images for transfer onto a recording medium. A latent charge image is generated on a photoconductor and is developed by the application of toner by at least one developer station to generate the toner image for transfer to the recording medium. A plurality of the developer stations are provided along the photoconductor to develop the images in color using a color separation method. A transfer band collects the color separations on top of one another to generate the overall toner image which is transferred to the recording medium. Multiple modules, each with developer stations, a photoconductor and a transfer band may be provided for one sided or two sided printing.

Abstract: An electrographic printing unit containing at least two printing units whose transfer printing points lie opposite one another is shown and described. This configuration enables high-speed duplex printing. Also disclosed is a printing unit with a photoconducting band and two exposure units located along the perimeter thereof. The exposure units superimpose two latent images each time the photoconducting band rotates.

Abstract: Compounds of the formula ##STR1## are suitable as photoinitiators in free-radical-polymerizable mixtures and are notable for a reduced tendency to diffusion and sublimation than comparable known compounds.

Abstract: A printing or copying machine has a photoconductor (10) with associated recording and developing station (EY, EM, EC, EB) for producing single-color or multi-color toner images on the intermediate image-carrier (10). The toner images are transferred electrostatically, in a transfer zone (T) onto a belt-type transfer element (16) and then, in transfer and fusing zones (U1, U2), printed from the underneath from the transfer element onto the recording carriers (24). In order to facilitate the fusing of the transfer image in the transfer and fusing stations (U1, U2), heating units (23, 31) for heating the toner images on the transfer element (16) and/or for heating the recording carrier (24) are provided. Between the first and the second transfer and fusing station (U1, U2), a turning station (W) is arranged. The printing or copying machine can be operated in the simplex and duplex printing mode of operation to produce single-color or multi-color copies.