公开(公告)号：US20100290042A1

公开(公告)日：2010-11-18

申请号：US12062688

申请日：2008-04-04

申请人： Daryoosh Vakhshoori ,  Peili Chen ,  Masud Azimi ,  Peidong Wang ,  Yu Shen ,  Kevin J. Knopp ,  Leyun Zhu ,  Christopher D. Brown ,  Gregory H. Vander Rhodes

发明人： Daryoosh Vakhshoori ,  Peili Chen ,  Masud Azimi ,  Peidong Wang ,  Yu Shen ,  Kevin J. Knopp ,  Leyun Zhu ,  Christopher D. Brown ,  Gregory H. Vander Rhodes

IPC分类号： G01J3/44

CPC分类号： G01J3/44 ,  G01J3/0256 ,  G01J3/0272 ,  G01J3/0286 ,  G01J3/0291 ,  G01N21/65 ,  G01N2021/656 ,  G01N2201/0221

摘要： An apparatus includes: a handheld Raman analyzer that can include: a common platform; a laser assembly mounted on a laser platform, the laser platform supported on the common platform by a first material and a second thermally conductive material wherein the first material is softer than the second material; an optical probe head assembly disposed on the common platform, the optical probe head assembly spaced apart from the laser assembly; a spectrometer assembly disposed on the common platform, the spectrometer assembly spaced apart from the optical probe head assembly; and an analysis apparatus configured to identify a specimen based on a Raman signature received from the spectrometer. The laser assembly can be optically coupled to the optical probe head assembly by at least a first free-space coupling region and the optical probe head assembly optically coupled to the spectrometer assembly by at least a second free-space coupling region.

摘要翻译： 一种装置包括：手持式拉曼分析仪，其可以包括：公共平台; 安装在激光平台上的激光组件，所述激光平台由第一材料和第二导热材料支撑在所述公共平台上，其中所述第一材料比所述第二材料柔软; 设置在所述公共平台上的光学探针头组件，所述光学探针头组件与所述激光组件间隔开; 设置在公共平台上的光谱仪组件，光谱仪组件与光学探针头组件间隔开; 以及分析装置，被配置为基于从所述光谱仪接收到的拉曼标记来识别样本。 激光组件可以通过至少第一自由空间耦合区域光学地耦合到光学探针头组件，并且光学探针头组件通过至少第二自由空间耦合区域光耦合到光谱仪组件。

公开(公告)号：US20060170917A1

公开(公告)日：2006-08-03

申请号：US11215526

申请日：2005-08-30

申请人： Daryoosh Vakhshoori ,  Peili Chen ,  Masud Azimi ,  Peidong Wang ,  Yu Shen ,  Kevin Knopp ,  Leyun Zhu ,  Christopher Brown ,  Gregory Vander Rhodes

发明人： Daryoosh Vakhshoori ,  Peili Chen ,  Masud Azimi ,  Peidong Wang ,  Yu Shen ,  Kevin Knopp ,  Leyun Zhu ,  Christopher Brown ,  Gregory Vander Rhodes

IPC分类号： G01J3/44 ,  G01N21/65

CPC分类号： G01J3/44 ,  G01J3/0256 ,  G01J3/0272 ,  G01J3/0286 ,  G01J3/0291 ,  G01N21/65 ,  G01N2021/656 ,  G01N2201/0221

摘要： A compact, lightweight, portable optical assembly comprising: a platform; and a plurality of optical elements mounted to the platform; wherein the plurality of optical elements are optically connected to one another with free-space couplings so as to form an optical circuit; and further wherein the platform is sufficiently mechanically robust so as to maintain the free-space optical coupling between the various optical elements. A method for making a compact, lightweight, portable optical assembly, comprising: providing a platform; and mounting a plurality of optical elements to the platform; wherein the plurality of optical elements are mounted to the platform so that they are optically connected to one another with free-space couplings so as to form an optical circuit; and further wherein the platform is sufficiently mechanically robust so as to maintain the free-space optical coupling between the various optical elements.

摘要翻译： 一种紧凑，重量轻的便携式光学组件，包括：平台; 以及安装到所述平台的多个光学元件; 其中所述多个光学元件通过自由空间耦合彼此光学连接以形成光学电路; 并且其中所述平台具有足够的机械稳固性，以保持各个光学元件之间的自由空间光学耦合。 一种用于制造紧凑，重量轻的便携式光学组件的方法，包括：提供平台; 并将多个光学元件安装到所述平台上; 其中所述多个光学元件安装到所述平台，使得它们通过自由空间耦合彼此光学连接以形成光学电路; 并且其中所述平台具有足够的机械稳固性，以保持各个光学元件之间的自由空间光学耦合。

公开(公告)号：US07499159B2

公开(公告)日：2009-03-03

申请号：US11484534

申请日：2006-07-11

申请人： Kevin J. Knopp ,  Leyun Zhu ,  Daryoosh Vakhshoori

发明人： Kevin J. Knopp ,  Leyun Zhu ,  Daryoosh Vakhshoori

IPC分类号： G01J3/44 ,  G01N21/65 ,  G02B6/32

CPC分类号： G01J3/02 ,  G01J3/0218 ,  G01J3/0297 ,  G01N21/65 ,  G01N2021/656 ,  G02B6/032

摘要： An optical probe assembly includes a light guide that includes a core region and a surrounding cladding region. The core region is constructed so as to minimize the creation of a relatively broadband spurious background noise signal when conveying the Raman pump light to the specimen, and the cladding region is constructed so as to satisfy the wave guiding reflection requirements of the Raman pump light and the Raman signature. A Raman spectroscopy system includes: a laser for producing Raman pump light; an optical probe assembly; and an optical spectrum analyzer for receiving the Raman signature of a specimen and identifying and characterizing the specimen based upon the spectrum of the Raman signature. Related methods are also disclosed.

摘要翻译： 光学探针组件包括光导，其包括芯区域和周围的包层区域。 构造核心区域，以便在将拉曼泵浦光传送到样本时最小化相对宽带杂散背景噪声信号的产生，并且包层区域被构造成满足拉曼泵浦光的波导反射要求， 拉曼签名。 拉曼光谱系统包括：用于产生拉曼泵浦光的激光器; 光学探针组件; 以及光谱分析仪，用于接收样本的拉曼特征，并根据拉曼光谱的特征鉴定和表征样品。 还公开了相关方法。

公开(公告)号：US20070024848A1

公开(公告)日：2007-02-01

申请号：US11484534

申请日：2006-07-11

申请人： Kevin Knopp ,  Leyun Zhu ,  Daryoosh Vakhshoori

发明人： Kevin Knopp ,  Leyun Zhu ,  Daryoosh Vakhshoori

IPC分类号： G01J3/44 ,  G01N21/65

CPC分类号： G01J3/02 ,  G01J3/0218 ,  G01J3/0297 ,  G01N21/65 ,  G01N2021/656 ,  G02B6/032

摘要： An optical probe assembly for conveying Raman pump light to a specimen and for conveying a Raman signature from the specimen to an optical spectrum analyzer, the optical probe assembly comprising a light guide, wherein the light guide comprises a core region and a surrounding cladding region, wherein the core region is constructed so as to minimize the creation of a relatively broadband spurious background noise signal when conveying the Raman pump light to the specimen, and the cladding region is constructed so as to satisfy the wave guiding reflection requirements of the Raman pump light and the Raman signature. A Raman spectroscopy system comprising: a laser for producing Raman pump light; an optical probe assembly for conveying the Raman pump light to a specimen and for conveying a Raman signature from the specimen to an optical spectrum analyzer, the optical probe assembly comprising a light guide, wherein the light guide comprises a core region and a surrounding cladding region, wherein the core region is constructed so as to minimize the creation of a relatively broadband spurious background noise signal when conveying the Raman pump light to the specimen, and the cladding region is constructed so as to satisfy wave guiding reflection requirements of the Raman pump light and the Raman signature; and an optical spectrum analyzer for receiving the Raman signature of a specimen and identifying and characterizing the specimen based upon the spectrum of the Raman signature. A method for conducting Raman spectroscopy comprising: producing Raman pump light; conveying the Raman pump light through an optical probe assembly to a specimen and conveying a Raman signature from the specimen through the optical probe assembly to an optical spectrum analyzer, the optical probe assembly comprising a light guide, wherein the light guide comprises a core region and a surrounding cladding region, wherein the core region is constructed so as to minimize the creation of a relatively broadband spurious background noise signal when conveying the Raman pump light to the specimen, and the cladding region is constructed so as to satisfy wave guiding reflection requirements of the Raman pump light and the Raman signature; and identifying and characterizing the specimen based upon the spectrum of the Raman signature.