摘要:
A method of forming an integrated circuit device can include forming a plurality of stacked cell gates in a memory cell region of a semiconductor substrate and a plurality of high-voltage transistor gates in a peripheral circuit region of the semiconductor substrate. The semiconductor substrate including both the plurality of stacked cell gates and the plurality of high-voltage transistor gates is annealed and the annealed semiconductor substrate including both the plurality of stacked cell gates and the plurality of high-voltage transistor gates is plasma oxidized.
摘要:
A semiconductor device includes a via structure having a top surface with a planar portion and a protrusion portion that is surrounded by the planar portion, and includes a conductive structure including a plurality of conductive lines contacting at least a part of the top surface of the via structure.
摘要:
A semiconductor device may include a semiconductor substrate and a plurality of three-dimensional capacitors on the semiconductor substrate. Each of the plurality of three-dimensional capacitors may include a first three-dimensional electrode, a capacitor dielectric layer, and a second three-dimensional electrode with the first three-dimensional electrode between the capacitor dielectric layer and the semiconductor substrate and with the capacitor dielectric layer between the first and second three-dimensional electrodes. A plurality of capacitor support pads may be provided with each capacitor support pad being arranged between adjacent first three-dimensional electrodes of adjacent three-dimensional capacitors with portions of the capacitor dielectric layers between the capacitor support pads and the semiconductor substrate. Related methods and apparatuses are also discussed.
摘要:
Example embodiments relate to a method of forming a hardened porous dielectric layer. The method may include forming a dielectric layer containing porogens on a substrate, transforming the dielectric layer into a porous dielectric layer using a first UV curing process to remove the porogens from the dielectric layer, and transforming the porous dielectric layer into a crosslinked porous dielectric layer using a second UV curing process to generate crosslinks in the porous dielectric layer.
摘要:
A method of fabricating a semiconductor device can include forming a trench in a semiconductor substrate, forming a first conductive layer on a bottom surface and side surfaces of the trench, and selectively forming a second conductive layer on the first conductive layer to be buried in the trench. The second conductive layer may be formed selectively on the first conductive layer by using an electroless plating method or using a metal organic chemical vapor deposition (MOCVD) or an atomic layer deposition (ALD) method.
摘要:
A conductive layer buried-type substrate is disclosed. The substrate includes a silicon oxidation layer bonded to a supporting substrate, an adhesion promotion layer that is formed on the silicon oxidation layer and improves an adhesion between the silicon oxidation layer and a conductive layer, wherein the conductive layer is formed on the adhesion promotion layer and comprises a metal layer, and a single crystal semiconductor layer formed on the conductive layer.
摘要:
Provided are semiconductor devices and methods of fabricating the same, and more specifically, semiconductor devices having a W—Ni alloy thin layer that has a low resistance, and methods of fabricating the same. The semiconductor devices include the W—Ni alloy thin layer. The weight of Ni in the W—Ni alloy thin layer may be in a range from approximately 0.01 to approximately 5.0 wt % of the total weight of the W—Ni alloy thin layer.
摘要:
A method of fabricating a semiconductor device can include forming a trench in a semiconductor substrate, forming a first conductive layer on a bottom surface and side surfaces of the trench, and selectively forming a second conductive layer on the first conductive layer to be buried in the trench. The second conductive layer may be formed selectively on the first conductive layer by using an electroless plating method or using a metal organic chemical vapor deposition (MOCVD) or an atomic layer deposition (ALD) method.
摘要:
A semiconductor device is fabricated by forming a gate electrode structure, comprising a gate oxide layer pattern, a polysilicon layer pattern, and sidewall spacers on a silicon substrate, forming source/drain regions on both sides of the gate electrode structure in the silicon substrate, depositing a physical vapor deposition (PVD) cobalt layer on the gate electrode structure using PVD, depositing a chemical vapor deposition (CVD) cobalt layer on the PVD cobalt layer using CVD, annealing the silicon substrate to react the PVD and CVD cobalt layers with polysilicon on an upper surface of the gate electrode structure, stripping at least a portion of the PVD cobalt layer and the CVD cobalt layer that has not reacted, and annealing the silicon substrate after stripping the at least the portion of the PVD cobalt layer and the CVD cobalt layer.
摘要:
A metal contact in a semiconductor device is formed by forming an insulating layer having a contact hole therein on a silicon layer. A cobalt layer is formed on a bottom and inner walls of the contact hole. A cobalt silicide layer is formed at the bottom of the contact hole while forming a titanium layer on the cobalt layer. A plug is formed on the titanium layer so as to fill the contact hole.