Abstract:
The present invention provides a multiphase, ultra low k film which exhibits improved elastic modulus and hardness as well as various methods for forming the same. The multiphase, ultra low k dielectric film includes atoms of Si, C, 0 and H, has a dielectric constant of about 2.4 or less, nanosized pores or voids, an elastic modulus of about 5 or greater and a hardness of about 0.7 or greater. A preferred multiphase, ultra low k dielectric film includes atoms of Si, C, 0 and H, has a dielectric constant of about 2.2 or less, nanosized pores or voids, an elastic modulus of about 3 or greater and a hardness of about 0.3 or greater.
Abstract:
PROBLEM TO BE SOLVED: To provide a low-k dielectric material with increased cohesive strength for use in electronic structures including interconnect and sensing structures. SOLUTION: The low-k dielectric material includes atoms of Si, C, O, and H in which a fraction of the C atoms are bonded as Si-CH 3 functional groups, and another fraction of the C atoms are bonded as Si-R-Si, wherein R is phenyl, -[CH 2 ] n -, (n is greater than or equal to 1), HC=CH, C=CH 2 , C≡C or a [S] n linkage, (n is as defined above). COPYRIGHT: (C)2006,JPO&NCIPI
Abstract translation:要解决的问题:提供具有增加的内聚强度的低k电介质材料,用于包括互连和感测结构的电子结构中。 解决方案:低k电介质材料包括Si,C,O和H的原子,其中C原子的一部分键合为Si-CH 3 S / S官能团,另一部分 的C原子键合为Si-R-Si,其中R是苯基, - (n大于或等于1) ,HC = CH,C = CH 2 SB>,C≡C或[S] n SB>键,(n如上所定义)。 版权所有(C)2006,JPO&NCIPI
Abstract:
PROBLEM TO BE SOLVED: To provide an ultra low dielectric constant (k) film which has a dielectric constant of not greater than 2.7 and exhibits improved mechanical properties such as improved elastic modulus and hardness, and also provide a method of manufacturing the film.SOLUTION: A multiphase ultra low k dielectric film 44 includes atoms of Si, C, O and H, and has a dielectric constant of about 2.4 or less, nanosized pores or voids, an elastic modulus of about 5 or greater and a hardness of about 0.7 or greater. A preferred multiphase ultra low k dielectric film 44 includes atoms of Si, C, O and H, and has a dielectric constant of about 2.2 or less, nanosized pores or voids, an elastic modulus of about 3 or greater and a hardness of about 0.3 or greater.
Abstract:
The present invention provides a multiphase, ultra low k film exhibiting improved elastic modulus and hardness, and various methods for forming the same. The multiphase, ultra low k dielectric film includes atoms of Si, C, O and H, represented by (104), (103), (102) and (101) respectively, has a dielectric constant of about 2.4 or less, nanosized pores or voids, an elastic modulus of about 5 or greater and a hardness of about 0.7 or greater. A preferred film includes atoms of Si, C, O and H, has a dielectric constant of about 2.2 or less, nanosized pores or voids, an elastic modulus of about 3 or greater and a hardness of about 0.3 or greater. These films consist of a first phase (100) of "host" matrix that is a random network of hydrogenated oxidize silicon carbon material (SiCOH), and a second phase (105) consisting essentially of C and H atoms.
Abstract:
An improved electrical-fuse (e-fuse) device (200) including a dielectric layer (102) having a first top surface (108), two conductive features (104, 106) embedded in the dielectric layer (102) and a fuse element (122). Each conductive feature (104, 106) has a second top surface (110, 112) and a metal cap (114, 116) directly on the second top surface (110, 112). Each metal cap (114, 116) has a third top surface (118, 120) that is above the first top surface (108) of the dielectric layer (102). The fuse element (122) is on the third top surface (118, 120) of each metal cap (114, 116) and on the first top surface (108) of the dielectric layer (102). A method of forming the e-fuse device (200) is also provided.
Abstract:
A method for forming a ultralow dielectric constant layer with controlled biaxial stress is described incorporating the steps of forming a layer containing Si, C, O and H by one of PECVD and spin-on coating and curing the film in an environment containing very low concentrations of oxygen and water each less than 10 ppm. A material is also described by using the method with a dielectric constant of not more than 2.8. The invention overcomes the problem of forming films with low biaxial stress less than 46 MPa.
Abstract:
The present invention comprises a method for forming a hardmask including the steps of depositing a polymeric preceramic precursor film atop a substrate; converting the polymeric preceramic precursor film into at least one ceramic layer, where the ceramic layer has a composition of SivNWCXOyHZ where 0.1
Abstract translation:本发明包括一种用于形成硬掩模的方法,包括以下步骤:在基底顶上沉积聚合物预陶瓷前体膜; 将聚合物陶瓷前体膜转化为至少一个陶瓷层,其中陶瓷层具有SivNWCXOyHZ的组成,其中0.1≤v≤0.9,0<= w <0.5,0.05 <= x <= 0.9,0
Abstract:
PROBLEM TO BE SOLVED: To provide a dielectric material which includes Si, C, O and H atoms and has specific mechanical characteristic (tensile stress, degree of elasticity, hardness, cohesive strength, crack velocity in water) values giving stable ultralow k film which is not deteriorated by steam or integration processing. SOLUTION: This dielectrics materials has an about ≤2.8 dielectric constant, tensile stress of less than 45 Mpas, degree of elasticity of about 2 to about 15 GPas, and hardness of about 0.2 to about 2 GPas. An electronic device structure including the dielectric materials by this invention and various methods by which the dielectrics materials of this invention are manufactured are also disclosed. COPYRIGHT: (C)2005,JPO&NCIPI