Abstract: The present disclosure provides an electrode for an electrochemical device comprising an electrode current collector, a conductive polymer layer that is located on at least one surface of the electrode current collector; and an electrode active material layer that is located on an upper surface of the conductive polymer layer and includes an electrode active material and a binder polymer, wherein the conductive polymer layer includes a poly(thiophene)-based polymer represented by Chemical Formula 1: wherein R1 to R4, m and n are describe herein.

Abstract: A method of driving an electronic device includes displaying a plurality of fingerprint recognition icons on a display device configured to perform fingerprint recognition, and releasing a lock state of the display device through a fingerprint authentication process upon determining at least one first fingerprint recognition icon among the plurality of fingerprint recognition icons is touched. The plurality of fingerprint recognition icons include at least one first fingerprint recognition icon configured to support the fingerprint recognition and at least one second fingerprint recognition icon configured to not support the fingerprint recognition.

Abstract: A composition for solar cell electrodes, a solar cell electrode, and a method of manufacturing a solar cell, the composition including a conductive powder; a glass frit; and an organic vehicle, wherein the conductive powder includes a first silver powder having a cross-sectional particle porosity of about 0.1% to about 6%.

Abstract: A composition for solar cell electrodes, a solar cell electrode, and a method of manufacturing a solar cell, the composition including a conductive powder; a glass frit; and an organic vehicle, wherein the conductive powder includes a first silver powder having a cross-sectional particle porosity of about 0.1% to about 6%.

Abstract: A composition for electrodes of solar cells that include a nano-textured substrate and a solar cell including the electrode, the composition including a conductive powder; a glass frit; and an organic vehicle, wherein, when a particle size distribution curve is plotted in a graph with particle size of the conductive powder on the x-axis and fraction of conductive powder particles of corresponding diameter on the y-axis, the conductive powder satisfies Equations 1, 2, and 3.

Abstract: In a method of forming an electrode structure for a photovoltaic cell, a transparent conductive layer is formed on a semiconductor layer of amorphous silicon material doped with dopants of a first conductive type. Then, a preliminary metal pattern is formed on the transparent conductive layer by performing an ink jet process using glass frit-free nano metal ink. After forming a metal paste layer using a conductive paste through a screen printing process to cover the preliminary metal pattern, the preliminary metal pattern and the metal paste layer are fired to transform the preliminary metal pattern and the metal paste layer into a first and a second metal pattern to define a metal electrode formed on the transparent metal layer.

Abstract: A composition for solar cell electrodes and a solar cell electrode prepared using the same, the composition including a conductive powder; a glass frit; an organic vehicle; a slip agent; and a thixotropic agent, wherein the composition has an angular velocity of 0.1 rad/sec to 80 rad/sec, as measured for tan ? max under conditions of 23 ° C. and 0.1 rad/sec to 1,000 rad/sec.

Abstract: In a method of forming an electrode structure for a photovoltaic cell, a transparent conductive layer is formed on a semiconductor layer of amorphous silicon material doped with dopants of a first conductive type. Then, a first metal pattern is formed on the transparent conductive layer by performing an ink jet process using metal nano ink. After forming a metal paste layer using a conductive paste through a screen printing process to cover the first metal pattern, the metal paste layer is fired to transform the metal paste layer into a second metal pattern such that the first and the second metal patterns are formed on the transparent metal layer to define a metal electrode.

Abstract: The present invention relates to technology to implement a technique of managing light intensity by each wavelength band for a light apparatus at a low price, whereby the light intensity is suitable for plant growth. In the present invention, cheaper LED blue-chips are incorporated instead of more expensive LED red-chips which are conventionally incorporated in plant factories, which let the production cost of lighting apparatus for plant factories reduced. By applying red-series, green-series and yellow-series phosphors onto the LED blue-chips, light intensity by wavelength band of lighting apparatuses may meet target conditions which are favorable to plant growth. Further, work environment may be improved by reducing eyestrain due to red light-source, and growth efficiency of plants may be enhanced by improving wavelength characteristics of lighting apparatuses.

Abstract: Disclosed is an illumination module array for a plant factory, the array comprising: first blue LED chips; second blue LED chips; a first combination of RGY phosphors applied on the first chip to form a first RGY phosphors-applied LED chip; a second combination of RGY phosphors applied on the second chip to form a second RGY phosphors-applied LED chip, wherein the first combination is configured by combining red, green, and yellow phosphors that light emission from the first RGY phosphors-applied LED chip has a spectrum having a relatively higher intensity in a red wavelength range; wherein the second combination is configured by combining red, green, and yellow phosphors that light emission from the second RGY phosphors-applied LED chip and has a spectrum having a relatively shaper change of an intensity thereof in a blue wavelength range.

Abstract: The present invention relates to technology to implement a technique of managing light intensity by each wavelength band for a light apparatus at a low price, whereby the light intensity is suitable for plant growth. In the present invention, cheaper LED blue-chips are incorporated instead of more expensive LED red-chips which are conventionally incorporated in plant factories, which let the production cost of lighting apparatus for plant factories reduced. By applying red-series, green-series and yellow-series phosphors onto the LED blue-chips, light intensity by wavelength band of lighting apparatuses may meet target conditions which are favorable to plant growth. Further, work environment may be improved by reducing eyestrain due to red light-source, and growth efficiency of plants may be enhanced by improving wavelength characteristics of lighting apparatuses.

Abstract: The present invention relates to technology to implement a technique of managing light intensity by each wavelength band for a light apparatus at a low price, whereby the light intensity is suitable for plant growth. In the present invention, cheaper LED blue-chips are incorporated instead of more expensive LED red-chips which are conventionally incorporated in plant factories, which let the production cost of lighting apparatus for plant factories reduced. By applying red-series, green-series and yellow-series phosphors onto the LED blue-chips, light intensity by wavelength band of lighting apparatuses may meet target conditions which are favorable to plant growth. Further, work environment may be improved by reducing eyestrain due to red light-source, and growth efficiency of plants may be enhanced by improving wavelength characteristics of lighting apparatuses.

Abstract: The present invention relates to a liquid additive for etching silicon nitride and silicon oxide layers, a metal ink including the same for forming silicon solar cell electrodes and a method for manufacturing silicon solar cell electrodes. More particularly, it relates to a liquid additive including metal nitrate, metal acetate, or hydrates thereof and a metal ink for forming silicon solar cell electrodes, mixed with the liquid additive and a metal. Further, it relates to a method for manufacturing silicon solar cell electrodes comprising a one-step non-contact printing for etching of a silicon nitride layer or silicon oxide layer and forming electrodes.

Abstract: Disclosed is a steering column for a vehicle. According to the present invention, an actuating member and a fixed member can be smoothly coupled to each other without causing a catching feeling during a tilting operation of a steering column and noise generated when the actuating member and the fixed member are coupled to each other can be prevented. Further, the actuating member can be prevented from deviating from a coupling range of the fixed member when the adjusting lever is released or fastened for a tilting operation, increasing a safety of a tilting operation of the steering column.

Abstract: Disclosed is a steering column for a vehicle. According to the present invention, an actuating member and a fixed member can be smoothly coupled to each other without causing a catching feeling during a tilting operation of a steering column and noise generated when the actuating member and the fixed member are coupled to each other can be prevented. Further, the actuating member can be prevented from deviating from a coupling range of the fixed member when the adjusting lever is released or fastened for a tilting operation, increasing a safety of a tilting operation of the steering column.

Abstract: The present invention relates to a liquid additive for etching silicon nitride and silicon oxide layers, a metal ink including the same for forming silicon solar cell electrodes and a method for manufacturing silicon solar cell electrodes. More particularly, it relates to a liquid additive including metal nitrate, metal acetate, or hydrates thereof and a metal ink for forming silicon solar cell electrodes, mixed with the liquid additive and a metal. Further, it relates to a method for manufacturing silicon solar cell electrodes comprising a one-step non-contact printing for etching of a silicon nitride layer or silicon oxide layer and forming electrodes.

Abstract: Disclosed is a color-converting light emitting device, which includes a light emitting element for emitting light with a predetermined wavelength and a color-converting member for absorbing a portion of light emitted from the light emitting element to convert the wavelength of the light into another wavelength. The present invention provides the color-converting light emitting device, which includes a gallium nitride-based light emitting diode having an emission spectrum at a visible ray region, and a color-converting member absorbing light from the diode to convert the wavelength of the light into another wavelength. The color-converting member includes a transparent resin and a garnet-based fluorescent powder dispersed in the transparent resin, and the fluorescent powder has a grain size distribution in which a minimum grain diameter is 10 ?m or more and a mean grain diameter (d50) is 20 ?m or more.