摘要:
A method of forming a conductive contact includes forming a structure comprising an upper surface joining with a sidewall surface. The sidewall surface contains elemental-form silicon. Silicon is epitaxially grown from the sidewall surface. Dielectric material is formed over the upper surface and the epitaxially-grown silicon. A conductive contact is formed through the dielectric material to conductively connect with the upper surface.
摘要:
A nonvolatile memory device and method for fabricating the same are provided. The method for fabricating the nonvolatile memory device comprises providing a substrate. A tunnel insulating layer and a first conductive layer are formed in the substrate. A trench is formed through the first conductive layer and the tunnel insulating layer, wherein a portion of the substrate is exposed from the trench. A first insulating layer is formed in the trench. A second insulating layer is formed on sidewalls of the first insulating layer. A third insulating layer is conformably formed in the trench, covering the first insulating layer on a bottom portion of the trench and the second insulating layer on the sidewalls of the trench, wherein thickness of the third insulating layer on the sidewalls is thinner than that on the bottom of the trench. A control gate is formed on the third insulating layer in the trench.
摘要:
A flash memory is provided. The flash memory includes a substrate, a first insulation layer formed on the substrate, a control gate disposed on the first insulation layer, and two floating gates coplanar with the substrate respectively disposed on both sides of the control gate.
摘要:
A two-bit flash memory cell includes a substrate, a gate oxide layer disposed on the substrate, a T-shaped gate on the gate oxide layer. A first charge storage layer is disposed at one side of and under the T-shaped gate. A second charge storage layer, which is separated from the first charge storage layer by a bottom portion of the T-shaped gate and the gate oxide layer, is disposed at the other side of and under the T-shaped gate. An insulating layer is disposed between the T-shaped gate and the gate oxide layer. A first source/drain region is disposed at one side of the T-shaped gate within the substrate. A second source/drain region is disposed at the other side of the T-shaped gate within the substrate.
摘要:
A DRAM structure on a silicon substrate has an active area, gate conductors, deep trench capacitors, and vertical transistors. The deep trench capacitors are formed at intersections of the active area and the gate conductors, and each deep trench capacitor is coupled electrically to the corresponding vertical transistor to form a memory cell. The transistor includes a gate, a source in a lateral side of the gate, and a drain in another lateral side of the gate The depth of the drain is different from the depth of the source.
摘要:
A partial vertical memory cell and fabrication method thereof. A semiconductor substrate is provided, in which two deep trenches having deep trench capacitors respectively are formed, and the deep trench capacitors are lower than a top surface of the semiconductor substrate. A portion of the semiconductor outside the deep trenches is removed to form a pillar between. The pillar is ion implanted to form an ion-doped area in the pillar corner acting as a S/D area. A gate dielectric layer and a conducting layer are conformally formed on the pillar sequentially. An isolation is formed in the semiconductor substrate beside the conducting layer. The conducting layer is defined to form a first gate and a second gate.
摘要:
A method is disclosed for making permeable artificial leather that is realistic and permeable regarding air and liquid. At first, a non-woven cloth provided. A semi-product of the artificial leather is provided by means of immersing the non-woven cloth in a solution of a polymer resin. A highly porous sheet is provided. Finally, the final product of the artificial leather is provided by means of adhering the highly porous sheet to the semi-product of the artificial leather so that gaps exist between the highly porous sheet and the semi-product of the artificial leather.
摘要:
A memory device with vertical transistors and deep trench capacitors. The device includes a substrate containing at least one deep trench and a capacitor deposited in the lower portion of the deep trench. A conducting structure, having a first conductive layer and a second conductive layer, is deposited on the trench capacitor. A ring shaped insulator is deposited on the sidewall and between the substrate and the first conductive layer. The first conductive layer is surrounded by the ring shaped insulator, and the second conductive layer is deposited on the first conductive layer and the ring shaped insulator. A diffusion barrier between the second conductive layer and the substrate of the deep trench is deposited on one side of the sidewall of the deep trench. A TTO is deposited on the conducting structure. A control gate is deposited on the TTO.
摘要:
A double corner rounding process for a partial vertical cell. A first corner rounding process is performed after etching the substrate to form a shallow trench for device isolation. A second corner rounding process is performed after forming shallow trench isolations (STIs) and exposing the corner of the substrate at the active areas in the memory cell array region.
摘要:
An instantaneous heater for a smoke generator includes a heating rod having first and second sections. The second section is connected to a power supply system of a smoke generator. An outer tube is mounted around the heating rod. An end cap is sealing mounted to a first end of the outer tube and covers the first section of the heating rod. The outer periphery of the heating rod, the inner periphery of the outer tube, the end cap, and the connection cap together defines a heating passage intercommunicating with an outlet of the end cap. A connection cap is sealingly mounted around a second end of the outer tube. The connection cap includes a coupling hole intercommunicating with the heating passage. A guiding tube is mounted between the coupling hole of the connection cap and an oil tank of the smoke generator.