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1. 发明申请

US20060164635A1 Monolithic system and method for enhanced Raman spectroscopy 有权
公开(公告)号：US20060164635A1
公开(公告)日：2006-07-27
申请号：US11044421
申请日：2005-01-27
申请人： M. Saif Islam , Shih-Yuan Wang , Wei Wu , Zhiyong Li , R. Stanley Williams
发明人： M. Saif Islam , Shih-Yuan Wang , Wei Wu , Zhiyong Li , R. Stanley Williams
IPC分类号： G01J3/44 , G01N21/65
CPC分类号： G01N21/658 , G01N2201/0873
摘要： Devices, systems, and methods for enhancing Raman spectroscopy and hyper-Raman are disclosed. A molecular analysis device for performing Raman spectroscopy comprises a substrate and a laser source disposed on the substrate. The laser source may be configured for emanating a laser radiation, which may irradiate an analyte disposed on a Raman enhancement structure. The Raman enhancement structure may be disposed in a waveguide. The molecular analysis device also includes a wavelength demultiplexer and radiation sensors disposed on the substrate and configured for receiving a Raman scattered radiation, which may be generated by the irradiation of the analyte and Raman enhancement structure.

2. 发明授权

US07151599B2 Monolithic system and method for enhanced Raman spectroscopy 有权
标题翻译：用于增强拉曼光谱的单片系统和方法
公开(公告)号：US07151599B2
公开(公告)日：2006-12-19
申请号：US11044421
申请日：2005-01-27
申请人： M. Saif Islam , Shih-Yuan Wang , Wei Wu , Zhiyong Li , R. Stanley Williams
发明人： M. Saif Islam , Shih-Yuan Wang , Wei Wu , Zhiyong Li , R. Stanley Williams
IPC分类号： G01J3/44 , G01N21/65
CPC分类号： G01N21/658 , G01N2201/0873
摘要： Devices, systems, and methods for enhancing Raman spectroscopy and hyper-Raman are disclosed. A molecular analysis device for performing Raman spectroscopy comprises a substrate and a laser source disposed on the substrate. The laser source may be configured for emanating a laser radiation, which may irradiate an analyte disposed on a Raman enhancement structure. The Raman enhancement structure may be disposed in a waveguide. The molecular analysis device also includes a wavelength demultiplexer and radiation sensors disposed on the substrate and configured for receiving a Raman scattered radiation, which may be generated by the irradiation of the analyte and Raman enhancement structure.
摘要翻译：公开了用于增强拉曼光谱和超拉曼的装置，系统和方法。用于执行拉曼光谱的分子分析装置包括设置在基板上的基板和激光源。激光源可以被配置为发射激光辐射，其可照射设置在拉曼增强结构上的分析物。拉曼增强结构可以设置在波导中。该分子分析装置还包括布置在基板上的波长解复用器和辐射传感器，并且被配置为用于接收可以通过分析物的照射和拉曼增强结构产生的拉曼散射辐射。

3. 发明授权

US07342656B2 Dynamically variable separation among nanoparticles for nano-enhanced Raman spectroscopy (NERS) molecular sensing 有权
标题翻译：用于纳米增强拉曼光谱（NERS）分子感测的纳米颗粒之间的动态变化分离
公开(公告)号：US07342656B2
公开(公告)日：2008-03-11
申请号：US11252134
申请日：2005-10-17
申请人： M. Saif Islam , Shih-Yuan Wang , R. Stanley Williams , Philip J. Kuekes , Wei Wu , Zhiyong Li
发明人： M. Saif Islam , Shih-Yuan Wang , R. Stanley Williams , Philip J. Kuekes , Wei Wu , Zhiyong Li
IPC分类号： G01J3/44 , G01N21/65
CPC分类号： G01N21/658
摘要： A NERS-active structure includes a deformable, active nanoparticle support structure for supporting a first nanoparticle and a second nanoparticle that is disposed proximate the first nanoparticle. The nanoparticles each comprise a NERS-active material. The deformable, active nanoparticle support structure is configured to vary the distance between the first nanoparticle and the second nanoparticle while performing NERS. Various active nanoparticle support structures are disclosed. A NERS system includes such a NERS-active structure, a radiation source for generating radiation scatterable by an analyte located proximate the NERS-active structure, and a radiation detector for detecting Raman scattered radiation scattered by the analyte. A method for performing NERS includes providing such a NERS-active structure, providing an analyte at a location proximate the NERS-active structure, irradiating the NERS-active structure and the analyte with radiation, varying the distance between the nanoparticles, and detecting Raman scattered radiation scattered by the analyte.
摘要翻译： NERS活性结构包括用于支撑第一纳米颗粒的可变形的活性纳米颗粒支撑结构和邻近第一纳米颗粒设置的第二纳米颗粒。纳米颗粒各自包含NERS-活性材料。可变形的活性纳米颗粒支撑结构被配置为在执行NERS的同时改变第一纳米颗粒和第二纳米颗粒之间的距离。公开了各种活性纳米颗粒载体结构。 NERS系统包括这样的NERS-活性结构，用于产生由位于NERS-活性结构附近的分析物可散射的辐射的辐射源，以及用于检测被分析物散射的拉曼散射辐射的辐射检测器。执行NERS的方法包括提供这样的NERS活性结构，在靠近NERS-活性结构的位置提供分析物，用辐射照射NERS-活性结构和分析物，改变纳米颗粒之间的距离并检测拉曼散射被分析物散射的辐射。

4. 发明授权

US07385691B2 Integrated modular system and method for enhanced Raman spectroscopy 有权
标题翻译：用于增强拉曼光谱的集成模块化系统和方法
公开(公告)号：US07385691B2
公开(公告)日：2008-06-10
申请号：US11044676
申请日：2005-01-27
申请人： M. Saif Islam , Shih-Yuan Wang , Wei Wu , Zhiyong Li , R. Stanley Williams
发明人： M. Saif Islam , Shih-Yuan Wang , Wei Wu , Zhiyong Li , R. Stanley Williams
IPC分类号： G01J3/44 , G01N21/65
CPC分类号： G01N21/658 , G01J3/44 , H01L31/02325 , H01L31/105
摘要： Devices, systems, and methods for enhancing Raman spectroscopy and hyper-Raman are disclosed. A molecular analysis device for performing Raman spectroscopy comprises a substrate and a laser source disposed on the substrate. The laser source may be configured for emanating a laser radiation, which may irradiate an analyte disposed on a Raman enhancement structure. The Raman enhancement structure may be disposed on the substrate or apart from the substrate. The molecular analysis device also include a radiation receiver disposed on the substrate and configured for receiving a Raman scattered radiation, which may be generated by the irradiation of the analyte and Raman enhancement structure.
摘要翻译：公开了用于增强拉曼光谱和超拉曼的装置，系统和方法。用于执行拉曼光谱的分子分析装置包括设置在基板上的基板和激光源。激光源可以被配置为发射激光辐射，其可照射设置在拉曼增强结构上的分析物。拉曼增强结构可以设置在基板上或者离开基板。分子分析装置还包括设置在基板上并被配置为用于接收可以通过分析物的照射和拉曼增强结构产生的拉曼散射辐射的辐射接收器。

5. 发明授权

US07829050B2 Methods of forming single-crystal metal-silicide nanowires and resulting nanowire structures 失效
标题翻译：形成单晶金属硅化物纳米线和所得纳米线结构的方法
公开(公告)号：US07829050B2
公开(公告)日：2010-11-09
申请号：US11707601
申请日：2007-02-13
申请人： Zhaoning Yu , Zhiyong Li , Wei Wu , Shih-Yuan Wang , R. Stanley Williams
发明人： Zhaoning Yu , Zhiyong Li , Wei Wu , Shih-Yuan Wang , R. Stanley Williams
IPC分类号： C01B21/068
CPC分类号： C30B29/10 , C30B29/60
摘要： Various embodiments of the present invention are directed to methods of forming single-crystal metal-silicide nanowires and resulting nanowire structures. In one embodiment of the present invention, a method of fabricating nanowires is disclosed. In the method, a number of nanowire-precursor members are formed. Each of the nanowire-precursor members includes a substantially single-crystal silicon region and a polycrystalline-metallic region. The substantially single-crystal silicon region and the polycrystalline-metallic region of each of the nanowire-precursor members is reacted to form corresponding substantially single-crystal metal-silicide nanowires. In another embodiment of the present invention, a nanowire structure is disclosed. The nanowire structure includes a substrate having an electrically insulating layer. A number of substantially single-crystal metal-silicide nanowires are positioned on the electrically insulating layer.
摘要翻译：本发明的各种实施方案涉及形成单晶金属硅化物纳米线和所得纳米线结构的方法。在本发明的一个实施例中，公开了一种制造纳米线的方法。在该方法中，形成许多纳米线前体部件。每个纳米线前体构件包括基本单晶硅区域和多晶金属区域。每个纳米线前体部件的大致单晶硅区域和多晶金属区域反应形成对应的基本单晶金属硅化物纳米线。在本发明的另一个实施方案中，公开了一种纳米线结构。纳米线结构包括具有电绝缘层的衬底。大量单晶金属硅化物纳米线位于电绝缘层上。

6. 发明授权

US07609377B2 Surface enhanced raman spectroscopy with periodically deformed SERS-active structure 有权
标题翻译：具有周期性变形的SERS活性结构的表面增强拉曼光谱
公开(公告)号：US07609377B2
公开(公告)日：2009-10-27
申请号：US11796455
申请日：2007-04-26
申请人： Wei Wu , Zhiyong Li , Shih-Yuan Wang , Zhaoning Yu , R. Stanley Williams
发明人： Wei Wu , Zhiyong Li , Shih-Yuan Wang , Zhaoning Yu , R. Stanley Williams
IPC分类号： G01J3/44
CPC分类号： G01N21/658
摘要： An apparatus and related methods for facilitating surface-enhanced Raman spectroscopy (SERS) is described. A SERS-active structure near which a plurality of analyte molecules is disposed is periodically deformed at an actuation frequency. A synchronous measuring device synchronized with the actuation frequency receives Raman radiation scattered from the analyte molecules and generates therefrom at least one Raman signal measurement.
摘要翻译：描述了用于促进表面增强拉曼光谱（SERS）的装置和相关方法。多个分析物分子附近的SERS-活性结构以致动频率周期性地变形。与致动频率同步的同步测量装置接收从分析物分子散射的拉曼辐射，并由此产生至少一个拉曼信号测量。

7. 发明申请

US20080193359A1 Methods of forming single-crystal metal-silicide nanowires and resulting nanowire structures 失效
标题翻译：形成单晶金属硅化物纳米线和所得纳米线结构的方法
公开(公告)号：US20080193359A1
公开(公告)日：2008-08-14
申请号：US11707601
申请日：2007-02-13
申请人： Zhaoning Yu , Zhiyong Li , Wei Wu , Shih-Yuan Wang , R. Stanley Williams
发明人： Zhaoning Yu , Zhiyong Li , Wei Wu , Shih-Yuan Wang , R. Stanley Williams
IPC分类号： C01B21/068
CPC分类号： C30B29/10 , C30B29/60
摘要： Various embodiments of the present invention are directed to methods of forming single-crystal metal-silicide nanowires and resulting nanowire structures. In one embodiment of the present invention, a method of fabricating nanowires is disclosed. In the method, a number of nanowire-precursor members are formed. Each of the nanowire-precursor members includes a substantially single-crystal silicon region and a polycrystalline- metallic region. The substantially single-crystal silicon region and the polycrystalline-metallic region of each of the nanowire-precursor members is reacted to form corresponding substantially single-crystal metal-silicide nanowires. In another embodiment of the present invention, a nanowire structure is disclosed. The nanowire structure includes a substrate having an electrically insulating layer. A number of substantially single-crystal metal-silicide nanowires are positioned on the electrically insulating layer.
摘要翻译：本发明的各种实施方案涉及形成单晶金属硅化物纳米线和所得纳米线结构的方法。在本发明的一个实施例中，公开了一种制造纳米线的方法。在该方法中，形成许多纳米线前体部件。每个纳米线前体构件包括大致单晶硅区域和多晶金属区域。每个纳米线前体部件的大致单晶硅区域和多晶金属区域反应形成对应的基本单晶金属硅化物纳米线。在本发明的另一个实施方案中，公开了一种纳米线结构。纳米线结构包括具有电绝缘层的衬底。大量单晶金属硅化物纳米线位于电绝缘层上。

8. 发明申请

US20080093217A1 Method for arranging nanoparticles by way of an electric field, structures and systems therefor 审中-公开
标题翻译：通过电场，结构和系统布置纳米颗粒的方法
公开(公告)号：US20080093217A1
公开(公告)日：2008-04-24
申请号：US11584678
申请日：2006-10-20
申请人： Wei Wu , R. Stanley Williams , Shih-Yuan Wang , Philip J. Kuekes , Zhiyong Li
发明人： Wei Wu , R. Stanley Williams , Shih-Yuan Wang , Philip J. Kuekes , Zhiyong Li
IPC分类号： G01N27/26
CPC分类号： G01N21/658
摘要： A method of forming a plurality of NERS-active structures is disclosed. Particularly, a substrate having a surface and a liquid including nanoparticles is deposited on at least a portion of the surface of the substrate. At least one electric field may be generated proximate to the surface and at least a portion of the nanoparticles may be arranged via the electric field. A system includes at least two electrodes configured for producing at least one electric field for substantially arranging nanoparticles substantially according to a selected pattern. A NERS-active structure includes a substrate and a plurality of features located at predetermined positions on a surface of the substrate and at least one NERS-active nanoparticle at least partially embedded therein.
摘要翻译：公开了一种形成多个NERS-活性结构的方法。特别地，具有表面和包含纳米颗粒的液体的基底沉积在基底表面的至少一部分上。可以在表面附近产生至少一个电场，并且可以经由电场布置至少一部分纳米颗粒。一种系统包括至少两个电极，所述至少两个电极被配置用于产生至少一个电场，用于基本上根据所选择的图案基本上布置纳米颗粒。 NERS活性结构包括基底和位于基底表面上的预定位置的多个特征以及至少部分地嵌入其中的至少一个NERS-活性纳米颗粒。

9. 发明申请

US20080270042A1 Surface enhanced raman spectroscopy with periodically deformed sers-active structure 有权
标题翻译：表面增强拉曼光谱与周期性变形的主动结构
公开(公告)号：US20080270042A1
公开(公告)日：2008-10-30
申请号：US11796455
申请日：2007-04-26
申请人： Wei Wu , Zhiyong Li , Shih-Yuan Wang , Zhaoning Yu , R. Stanley Williams
发明人： Wei Wu , Zhiyong Li , Shih-Yuan Wang , Zhaoning Yu , R. Stanley Williams
IPC分类号： G01J3/44
CPC分类号： G01N21/658
摘要： An apparatus and related methods for facilitating surface-enhanced Raman spectroscopy (SERS) is described. A SERS-active structure near which a plurality of analyte molecules is disposed is periodically deformed at an actuation frequency. A synchronous measuring device synchronized with the actuation frequency receives Raman radiation scattered from the analyte molecules and generates therefrom at least one Raman signal measurement.
摘要翻译：描述了用于促进表面增强拉曼光谱（SERS）的装置和相关方法。多个分析物分子附近的SERS-活性结构以致动频率周期性地变形。与致动频率同步的同步测量装置接收从分析物分子散射的拉曼辐射，并由此产生至少一个拉曼信号测量。

10. 发明授权

US07359048B2 Raman signal-enhancing structures and devices 有权
标题翻译：拉曼信号增强结构和器件
公开(公告)号：US07359048B2
公开(公告)日：2008-04-15
申请号：US11413910
申请日：2006-04-28
申请人： Shih-Yuan Wang , R. Stanley Williams , Raymond G. Beausoleil , Theodore I. Kamins , Zhiyong Li , Wei Wu
发明人： Shih-Yuan Wang , R. Stanley Williams , Raymond G. Beausoleil , Theodore I. Kamins , Zhiyong Li , Wei Wu
IPC分类号： G01J3/44 , G01N21/65
CPC分类号： G01N21/658 , G01J3/44
摘要： Raman systems include a radiation source, a radiation detector, and a Raman device or signal-enhancing structure. Raman devices include a tunable resonant cavity and a Raman signal-enhancing structure coupled to the cavity. The cavity includes a first reflective member, a second reflective member, and an electro-optic material disposed between the reflective members. The electro-optic material exhibits a refractive index that varies in response to an applied electrical field. Raman signal-enhancing structures include a substantially planar layer of Raman signal-enhancing material having a major surface, a support structure extending from the major surface, and a substantially planar member comprising a Raman signal-enhancing material disposed on an end of the support structure opposite the layer of Raman signal-enhancing material. The support structure separates at least a portion of the planar member from the layer of Raman signal-enhancing material by a selected distance of less than about fifty nanometers.
摘要翻译：拉曼系统包括辐射源，辐射检测器和拉曼器件或信号增强结构。拉曼器件包括耦合到空腔的可调谐谐振腔和拉曼信号增强结构。空腔包括第一反射构件，第二反射构件和设置在反射构件之间的电光材料。电光材料表现出响应于所施加的电场而变化的折射率。拉曼信号增强结构包括具有主表面的基本平坦的拉曼信号增强材料层，从主表面延伸的支撑结构和包括设置在支撑结构的端部上的拉曼信号增强材料的基本上平面的构件与拉曼信号增强材料层相对。支撑结构将平面构件的至少一部分与拉曼信号增强材料层分开小于约五十纳米的选定距离。

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