Semiconductor wafer and its manufacturing method
    1.
    发明授权
    Semiconductor wafer and its manufacturing method 失效
    半导体晶片及其制造方法

    公开(公告)号:US06936490B2

    公开(公告)日:2005-08-30

    申请号:US10432597

    申请日:2002-09-05

    IPC分类号: C30B25/02 H01L21/04 H01L21/00

    摘要: A method of epitaxially growing a SiC film on a Si substrate, including: (a) supplying a raw material gas containing a gas having P (phosphorus) element and a gas having B (boron) element on a Si substrate, and thereby synthesizing an amorphous BP thin film having a thickness of 5 nm or more and 100 nm or less on the Si substrate; (b) further supplying a raw material gas containing a gas having P element and a gas having B element on the Si substrate, and thereby synthesizing a cubic boron phosphide single crystal film having a thickness of 5 nm or more and 1000 nm or less on the Si substrate; and (c) supplying a gas having carbon element and a gas having silicon element on the Si substrate thereon the BP single crystal film is formed, and thereby synthesizing a beta-SiC single crystal film or an amorphous SiC film having a thickness of 1 nm or more and several hundreds nanometers or less on the cubic boron phosphide single crystal film on the Si substrate.

    摘要翻译: 一种在Si衬底上外延生长SiC膜的方法,包括:(a)在Si衬底上提供含有P(磷)元素的气体和具有B(硼)元素的气体的原料气体,从而合成 在Si衬底上具有5nm以上且100nm以下的厚度的无定形BP薄膜; (b)在Si衬底上进一步供给包含具有P元素的气体和具有B元素的气体的原料气体,由此合成厚度为5nm以上且1000nm以下的立方晶磷化硼单晶膜, Si衬底; 和(c)在Si衬底上提供具有碳元素的气体和具有硅元素的气体,形成BP单晶膜,从而合成厚度为1nm的β-SiC单晶膜或非晶SiC膜 或更多和几百纳米或更少的Si基板上的立方硼化磷单晶膜。

    NITRIDE SEMICONDUCTOR SINGLE CRYSTAL SUBSTRATE
    4.
    发明申请
    NITRIDE SEMICONDUCTOR SINGLE CRYSTAL SUBSTRATE 审中-公开
    氮化物半导体单晶衬底

    公开(公告)号:US20080224268A1

    公开(公告)日:2008-09-18

    申请号:US12040020

    申请日:2008-02-29

    IPC分类号: H01L29/20

    摘要: To provide a nitride semiconductor single crystal substrate comprising a Si substrate and a nitride semiconductor film which has semi-polar (10-1m) plane (m: natural number) and a thickness of 1 μm or more, the nitride semiconductor single crystal substrate being suitably used for a light-emitting device, the nitride semiconductor single crystal substrate being suitably used for a light-emitting device, this invention provides a nitride semiconductor single crystal substrate comprising a Si substrate having an off-cut angle of 1 to 35° in the direction from the direction, a buffer layer 2a (2b) made of at least one of SiC or BP formed on the Si substrate, a AlN buffer layer formed on the buffer layers, and a nitride semiconductor single crystal film formed on the AlN buffer layer, the nitride semiconductor single crystal film comprising any one of GaN (10-1m), AlN (10-1m), InN (10-1m) or a GaN (10-1m)/and AlN (10-1m) superlattice film.

    摘要翻译: 为了提供一种氮化物半导体单晶衬底,其包括Si衬底和具有半极性(10-1m)面(m:自然数)和1μm以上的厚度的氮化物半导体膜,氮化物半导体单晶衬底为 适合用于发光器件的氮化物半导体单晶衬底适合用于发光器件,本发明提供了一种氮化物半导体单晶衬底,其包括具有1至35°的截止角的Si衬底 从<100>方向的<110>方向,由在Si衬底上形成的SiC或BP中的至少一种制成的缓冲层2a(2b),形成在缓冲层上的AlN缓冲层,以及氮化物半导体 形成在AlN缓冲层上的单晶膜,包含GaN(10-1m),AlN(10-1m),InN(10-1m)或GaN(10-1m)中的任一种的氮化物半导体单晶膜和/ AlN(10-1m)超晶格膜。

    Nitride semiconductor single crystal film
    5.
    发明申请
    Nitride semiconductor single crystal film 审中-公开
    氮化物半导体单晶膜

    公开(公告)号:US20070210304A1

    公开(公告)日:2007-09-13

    申请号:US11714259

    申请日:2007-03-06

    IPC分类号: H01L29/08

    摘要: The present invention provides a nitride semiconductor single crystal including gallium nitride (GaN) or aluminum nitride (AlN) which are formed as a film to have good crystallinity without forming a 3C—SiC layer on a Si substrate, and which can be used suitably for a light emitting diode, a laser light emitting element, an electronic element that can be operated at a high speed and a high temperature, etc., as well as a high frequency device.A GaN (0001) or AlN (0001) single crystal film, or a super-lattice structure of GaN (0001) and AlN (0001) is formed on a Si (110) substrate via a 2H—AlN buffer layer.

    摘要翻译: 本发明提供了一种氮化物半导体单晶,其包括氮化镓(GaN)或氮化铝(AlN),其形成为具有良好结晶性而不在Si衬底上形成3C-SiC层的膜,并且可以适用于 发光二极管,激光发光元件,可以高速,高温等操作的电子元件以及高频器件。 通过2H-AlN缓冲层在Si(110)衬底上形成GaN(0001)或AlN(0001)单晶膜或GaN(0001)和AlN(0001)的超晶格结构。

    Substrate for growing electro-optical single crystal thin film and method of manufacturing the same
    7.
    发明申请
    Substrate for growing electro-optical single crystal thin film and method of manufacturing the same 失效
    用于生长电光单晶薄膜的基板及其制造方法

    公开(公告)号:US20060011941A1

    公开(公告)日:2006-01-19

    申请号:US11174610

    申请日:2005-07-06

    IPC分类号: H01L31/109

    CPC分类号: G02F1/03

    摘要: A substrate 1 for growing an electro-optical single crystal thin film in which two or more layers of buffer layers 3, 4, and 5 for buffering lattice mismatch between Si and BTO are formed on an Si (001) substrate 2 is provided as a substrate for growing an electro-optical single crystal thin film which can obtain an electro-optical single crystal thin film of BTO single crystal thin film 6 etc. with a large size and a very high quality.

    摘要翻译: 在Si(001)基板2上形成用于生长用于缓冲Si和BTO之间的晶格失配的两层或多层缓冲层3,4和5的电光单晶薄膜的衬底1,作为 用于生长可以获得具有大尺寸和非常高质量的BTO单晶薄膜6等的电光单晶薄膜的电光单晶薄膜的基板。

    Substrate for compound semiconductor device and compound semiconductor device using the same
    8.
    发明申请
    Substrate for compound semiconductor device and compound semiconductor device using the same 审中-公开
    用于化合物半导体器件的衬底和使用其的化合物半导体器件

    公开(公告)号:US20070069216A1

    公开(公告)日:2007-03-29

    申请号:US11434115

    申请日:2006-05-16

    IPC分类号: H01L31/0312

    CPC分类号: H01L29/7787 H01L29/2003

    摘要: A substrate for compound semiconductor device and a compound semiconductor device using the substrate are provided which allow a breakdown voltage to be high, cause little energy loss, and are suitably used for a high-electron mobility transistor etc. An n-type 3C—SiC single crystal buffer layer 3 having a carrier concentration of 1016-1021/cm3, a hexagonal GaxAl1-xN single crystal buffer layer (0≦x

    摘要翻译: 提供了一种化合物半导体器件的基板和使用该基板的化合物半导体器件,其允许击穿电压高,导致很少的能量损失,并且适合用于高电子迁移率晶体管等。n型3C-SiC 载流子浓度为10-16 / 21/3/3的单晶缓冲层3,六方晶系 > 1×1×N单晶缓冲层(0 <= x <1)4,n型六方晶系Al 1-y < 载流子浓度为10〜10/10/10/10以上的SUB> N单晶层(0.2 <= y <= 1)5 ,和n型六方晶系Al 1-z N单晶载体供给层(0≤z≤0.8,0.2≤yz≤1) )6具有载流子浓度为10 11 -10 16 / cm 3的物质依次层叠在n型Si单晶衬底2上 具有晶面取向{111}和载体浓度为10 16 -10 21 / cm 3。 在上述基板2的背面形成有背面电极7,在上述载体供给层6的表面上形成有表面电极8。

    NITRIDE SEMICONDUCTOR SUBSTRATE AND METHOD OF MANUFACTURING THE SAME
    9.
    发明申请
    NITRIDE SEMICONDUCTOR SUBSTRATE AND METHOD OF MANUFACTURING THE SAME 有权
    氮化物半导体衬底及其制造方法

    公开(公告)号:US20120211763A1

    公开(公告)日:2012-08-23

    申请号:US13352987

    申请日:2012-01-18

    IPC分类号: H01L29/20 H01L21/20

    摘要: A nitride semiconductor substrate suitable for a normally-off type high breakdown-voltage device and a method of manufacturing the substrate are provided allowing both a higher threshold voltage and improvement in current collapse.In a nitride semiconductor substrate 10 having a substrate 1, a buffer layer 2 formed on one principal plane of the substrate 1, an intermediate layer 3 formed on the buffer layer 2, an electron transport layer 4 formed on the intermediate layer 3, and an electron supply layer 5 formed on the electron transport layer 4, the intermediate layer 3 has a thickness of 200 nm to 1500 nm and a carbon concentration of 5×1016 atoms/cm3 to 1×1018 atoms/cm3 and is of AlxGa1-xN (0.05≦x≦0.24), and the electron transport layer 4 has a thickness of 5 nm to 200 nm and is of AlyGa1-yN (0≦y≦0.04).

    摘要翻译: 提供了适用于常关型高击穿电压装置的氮化物半导体衬底和制造衬底的方法,其允许更高的阈值电压和电流崩溃的改善。 在具有衬底1的氮化物半导体衬底10中,形成在衬底1的一个主平面上的缓冲层2,形成在缓冲层2上的中间层3,形成在中间层3上的电子传输层4和 形成在电子输送层4上的电子供给层5,中间层3的厚度为200nm〜1500nm,碳浓度为5×1016原子/ cm3〜1×1018原子/ cm3,为AlxGa1-xN( 0.05&nlE; x&lt; L; 0.24),电子传输层4的厚度为5nm〜200nm,为Al y Ga 1-y N(0&nl E; y&nlE; 0.04)。