Abstract: Disclosed are a high-performance polyoxometalate catalyst and a method of preparing the same. More particularly, disclosed are a high-performance polyoxometalate catalyst which may enhance activity and selectivity by controlling the content of vanadium, etc. exhibits superior reproducibility, and may produce unsaturated carboxylic acid with high yield and long lifespan from unsaturated aldehyde, and a method of preparing the same.

Abstract: The present invention relates to a more efficient and accurate method for the identification and quantification of comparatively low abundant glycopeptides, compared with general peptides, using mass spectrum obtained by using high resolution mass spectrometer. Therefore, the method of the present invention can be effectively used for the techniques for identification of biotherapeutics and diagnosis of cancer or disease by screening glycopeptide, the disease marker (Biomarker), from various samples.

Abstract: Methods of forming a semiconductor device are provided. The methods may include forming a gate structure on a substrate, forming a first sacrificial pattern and a second sacrificial pattern on opposing sides of the gate structure respectively and partially replacing the first sacrificial pattern with a first insulating pattern such that a portion of the first sacrificial pattern remains in the first insulating pattern and replacing the second sacrificial pattern with a second insulating pattern. The methods may also include replacing at least some of the portion of the first sacrificial pattern that remains in the first insulating pattern with a conductive pattern.

Abstract: Disclosed are a high-performance polyoxometalate catalyst and a method of preparing the same. More particularly, disclosed are a high-performance polyoxometalate catalyst which may enhance activity and selectivity by controlling the content of vanadium, etc. exhibits superior reproducibility, and may produce unsaturated carboxylic acid with high yield and long lifespan from unsaturated aldehyde, and a method of preparing the same.

Abstract: A transmitting circuit includes a positive differential node, a negative differential node, a voltage mode driver, and a current mode driver. The voltage mode driver generates a first positive differential signal and a first negative differential signal. The voltage mode driver provides the first positive differential signal to the positive differential node and provides the first negative differential signal to the negative differential node. The current mode driver generates a second positive differential signal and a second negative differential signal. The current mode driver provides the second positive differential signal to the positive differential node and provides the second negative differential signal to the negative differential node. A differential signal voltage swing width between the positive differential node and the negative differential node is based at least on the operational state of the current mode driver and/or the voltage mode driver.

Abstract: In a semiconductor device, a first gate structure having a first end portion is formed on a substrate. A second gate structure is formed on the substrate, and has a second end portion opposite to the first end portion of the first gate structure in a diagonal direction. A cross-coupling pattern is formed between the first and second gate structure, and electrically connects the first and second gate structures to each other. A first contact plug directly contacts an upper portion of the first end portion of the first gate structure and a first upper sidewall of the cross-coupling pattern. A second contact plug directly contacts an upper portion of the second end portion of the second gate structure and a second upper sidewall of the cross-coupling pattern. In the semiconductor device, a parasitic capacitance due to the cross-coupling structure may decrease.

Abstract: Disclosed is an oral pharmaceutical composition for preventing or treating dry eye syndrome, which comprises rebamipide or a prodrug thereof, or a pharmaceutically acceptable salt thereof, as an active ingredient. The compounds can treat dry eye syndrome via oral route, and can be thus employed safely and conveniently compared to conventional eye drops.

Abstract: A television and a control method of the television are provided. The control method of the television includes receiving a broadcasting signal, detecting whether a pilot signal is included in the received broadcasting signal, setting a channel of the broadcasting signal as a channel of a first broadcasting format in response to detecting the pilot signal is included in the received broadcasting signal, and setting the channel of the broadcasting signal as a channel of a second broadcasting format in response to detecting that the pilot signal is not included in the received broadcasting signal.

Abstract: A piezoelectric drive circuit includes a first circuit which applies a voltage to the piezoelectric element and includes a plurality of transistors. A second circuit removes the residual current of the piezoelectric element and includes a plurality of transistors, and among the transistors included in the first circuit and the second circuit, transistors operated by an input signal are simultaneously turned ON/OFF by receiving the same input signal. Thus, when using a piezoelectric element as the air valve, it is possible to reduce leakage of air.

Abstract: A semiconductor device includes a transistor formed on a substrate and including a gate electrode and a source/drain, an interlayer insulating layer covering the transistor, a first contact hole formed in the interlayer insulating layer to expose a part of the transistor, a first barrier metal conformally formed on an inner surface of the first contact hole, a first conductive layer formed on the first barrier metal to fill the first contact hole, a second contact hole formed on the first conductive layer in the interlayer insulating layer and having a larger width than the first contact hole, a second barrier metal conformally formed on an inner surface of the second contact hole, and a second conductive layer formed on the second barrier metal to fill the second contact hole, wherein the second barrier metal is formed between the first conductive layer and the second conductive layer.

Abstract: Provided are a semiconductor device and a method for fabricating the same. The semiconductor device includes a lower fin that protrudes from a substrate and extends in a first direction, an oxide film the lower fin, an upper fin that protrudes from the oxide film and that is spaced apart from the lower fin at a position corresponding to the lower fin, and a gate structure the upper fin that extends in a second direction to intersect the upper fin, wherein germanium (Ge) is included in a portion of the oxide film located between the lower fin and the upper fin.

Abstract: The present invention relates to a catalyst for preparing acrolein and acrylic acid, and a preparation method thereof. The catalyst according to the present invention can be uniformly packed in a reactor and the collapse of the catalyst can be minimized because it has excellent mechanical properties, and it can be stably used for a long period of time.

Abstract: The present invention relates to a catalyst for preparing acrolein and acrylic acid, and use of the same. The catalyst according to the present invention can be uniformly packed in the reactor and collapse of the catalyst can be minimized because it has excellent mechanical properties, and it can lower initial pressure of the reaction by securing stable pore spaces and can be stably used for a long period of time. In addition, the preparation method of acrolein and acrylic acid according to the present invention can provide more improved production efficiency by using the catalyst.

Abstract: A voltage controlled oscillator (VCO) includes an oscillation frequency signal generation circuit and a transconductance control circuit. The oscillation frequency signal generation circuit has a first transconductance and generates a first oscillation frequency signal and a second oscillation frequency signal based on a voltage control signal and a power supply voltage. The first and second oscillation frequency signals are a pair of differential signals. The oscillation frequency signal generation circuit is configured to output the first oscillation frequency signal from a first output node. The oscillation frequency signal generation circuit is configured to output the second oscillation frequency signal from a second output node. The transconductance control circuit is connected to the first and second output nodes and has a second transconductance. The transconductance control circuit is configured to adjust the second transconductance based on a digital control signal.

Abstract: A Fourier transform ion cyclotron resonance mass spectrometer (FT-ICR MS) includes: an ionization source generating ions; a deceleration lens, on which the ions generated by the ionization source and spatially dispersed are incident, selectively decelerating the incident ions so as to decrease the distance between the ions; and an ion cyclotron resonance cell on which the ions passing through the deceleration lens are incident. By preventing dispersing of ions due to mass difference and converging the ions using the deceleration lens, the mass range that can be measured at one time can be extended. Also, measurement sensitivity can be improved since the ions are effectively introduced to the ICR cell.

Abstract: The present invention relates to an inclusion compound of fumagillol derivative or its salt with hydroxypropyl-?-cyclodextrin or sulfobutylether-7-?-cyclodextrin, and pharmaceutical compositions comprising the same. The inclusion compound according to the present invention has superior water solubility and stability while exhibiting low toxicity, rendering it valuable as an anticancer agent or inhibitor of tumor metastasis.

Abstract: A transmitting circuit includes a positive differential node, a negative differential node, a voltage mode driver, and a current mode driver. The voltage mode driver generates a first positive differential signal and a first negative differential signal. The voltage mode driver provides the first positive differential signal to the positive differential node and provides the first negative differential signal to the negative differential node. The current mode driver generates a second positive differential signal and a second negative differential signal. The current mode driver provides the second positive differential signal to the positive differential node and provides the second negative differential signal to the negative differential node. A differential signal voltage swing width between the positive differential node and the negative differential node is based at least on the operational state of the current mode driver and/or the voltage mode driver.

Abstract: A method for generating a signal of a broadcasting receiving apparatus is provided. The method includes receiving a broadcasting signal, setting a guide band frequency according to a preset frequency range and a tuned frequency, and transmitting information for the set guide band frequency to at least one external apparatus.

Abstract: A fractional-N phase locked loop is provided. The fractional-N phase locked loop includes a phase adjusting circuit detecting a phase difference between a reference clock signal and a feedback clock signal and outputting a plurality of phase clock signals in response to the detected phase difference, a phase selector selecting and outputting one of the plurality of phase clock signals output from the phase adjusting circuit in response to a phase selection signal, a control circuit generating the phase selection signal by using a sigma-delta modulator operation clock signal, which is generated by dividing the selected phase clock signal by each of N or more different integers (N is an integer more than or equal to 2), and a first divider generating the feedback clock signal by dividing the selected phase clock signal by an integer.

Abstract: The present invention relates to a more efficient and accurate method for the identification and quantification of comparatively low abundant glycopeptides, compared with general peptides, using mass spectrum obtained by using high resolution mass spectrometer. Therefore, the method of the present invention can be effectively used for the techniques for identification of biotherapeutics and diagnosis of cancer or disease by screening glycopeptide, the disease marker (Biomarker), from various samples.