JP2006242591A5 - - Google Patents
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- JP2006242591A5 JP2006242591A5 JP2005054852A JP2005054852A JP2006242591A5 JP 2006242591 A5 JP2006242591 A5 JP 2006242591A5 JP 2005054852 A JP2005054852 A JP 2005054852A JP 2005054852 A JP2005054852 A JP 2005054852A JP 2006242591 A5 JP2006242591 A5 JP 2006242591A5
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- JP
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- Prior art keywords
- nanofiber
- outer diameter
- refractive index
- scattered light
- light intensity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000002121 nanofiber Substances 0.000 claims 16
- 230000003287 optical Effects 0.000 claims 4
- 238000005259 measurement Methods 0.000 claims 2
Claims (5)
前記散乱角度から算出した計算散乱光強度とから、
前記ナノファイバーの外径及び屈折率の関数で表される偏差指標を算出し、この偏差指標を最小とする前記ナノファイバーの外径および屈折率の組み合わせを求めることで、前記ナノファイバーの外径および屈折率を求めることを特徴とするナノファイバーの外径及び屈折率の測定方法。 The measured scattered light intensity by the scattered light at a predetermined scattering angle obtained by projecting the vertically polarized light, which is deflected perpendicularly to the length direction of the nanofiber, onto the nanofiber, and
From the calculated scattered light intensity calculated from the scattering angle,
By calculating a deviation index represented by a function of the outer diameter and refractive index of the nanofiber, and obtaining a combination of the outer diameter and refractive index of the nanofiber that minimizes the deviation index, the outer diameter of the nanofiber And a method of measuring the outer diameter and refractive index of the nanofiber, wherein the refractive index is obtained.
前記散乱角度から算出した計算散乱光強度とから、
前記ナノファイバーの外径及び屈折率の関数で表される偏差指標を算出し、この偏差指標を最小とする前記ナノファイバーの外径および屈折率の組み合わせを求めることで、前記ナノファイバーの外径および屈折率を求めることを特徴とするナノファイバーの外径及び屈折率の測定方法。 Measured scattered light intensity by scattered light of a predetermined scattering angle obtained by projecting parallel polarized light deflected parallel to the length direction of the nanofiber onto the nanofiber, and
From the calculated scattered light intensity calculated from the scattering angle,
By calculating a deviation index represented by a function of the outer diameter and refractive index of the nanofiber, and obtaining a combination of the outer diameter and refractive index of the nanofiber that minimizes the deviation index, the outer diameter of the nanofiber And a method of measuring the outer diameter and refractive index of the nanofiber, wherein the refractive index is obtained.
レーザ光を被測定物長さ方向に対して垂直な垂直偏光、若しくは水平な水平偏光とする光偏向部と、
レーザ光の光軸上に、固定状態で備わる被測定物を支持固定する支持台と、
被測定物により散乱されたレーザ光の散乱光強度を検出して外部に出力する検出器を有し、
前記検出器が所定散乱角度になるように回転し、その所定散乱角度と、この所定散乱角度により検出される散乱光強度から計算散乱光強度と偏差指標を算出して被測定物の外径及び屈折率を算出する演算部とで、
構成されることを特徴とするナノファイバーの外径および屈折率の測定装置。 A light source that emits laser light;
An optical deflector that converts laser light into vertical polarization or horizontal horizontal polarization perpendicular to the length direction of the object to be measured;
A support base for supporting and fixing a measurement object provided in a fixed state on the optical axis of the laser beam;
It has a detector that detects the scattered light intensity of the laser light scattered by the object to be measured and outputs it to the outside.
The detector rotates to have a predetermined scattering angle, and calculates the calculated scattered light intensity and the deviation index from the predetermined scattering angle and the scattered light intensity detected by this predetermined scattering angle, and the outer diameter of the object to be measured and With the calculation unit that calculates the refractive index,
An apparatus for measuring the outer diameter and refractive index of a nanofiber, characterized in that it is configured.
レーザ光を被測定物長さ方向に対して垂直な垂直偏光、若しくは水平な水平偏光とする光偏向部と、
レーザ光の光軸上に、固定状態で備わる被測定物を支持固定する支持台と、
被測定物により散乱されたレーザ光の散乱光強度を検出して外部に出力する検出器が前記支持台の周囲に円周上に、散乱角度となる所定角度で少なくとも２基以上備えられる検出部と、
前記検出器より出力される散乱角度および散乱光強度から計算散乱光強度と偏差指標を算出して被測定物の外径及び屈折率を算出する演算部とで、
構成されることを特徴とするナノファイバーの外径および屈折率の測定装置。 A light source that emits laser light;
An optical deflector that converts laser light into vertical polarization or horizontal horizontal polarization perpendicular to the length direction of the object to be measured;
A support base for supporting and fixing a measurement object provided in a fixed state on the optical axis of the laser beam;
At least two detectors that detect the scattered light intensity of the laser light scattered by the object to be measured and output it to the outside are provided around the support base on the circumference at a predetermined angle as a scattering angle. When,
With a calculation unit that calculates the calculated scattered light intensity and deviation index from the scattering angle and scattered light intensity output from the detector to calculate the outer diameter and refractive index of the object to be measured,
An apparatus for measuring the outer diameter and refractive index of a nanofiber, characterized in that it is configured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005054852A JP2006242591A (en) | 2005-02-28 | 2005-02-28 | Method and device for measuring outer diameter and refractive index of nano fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005054852A JP2006242591A (en) | 2005-02-28 | 2005-02-28 | Method and device for measuring outer diameter and refractive index of nano fiber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2006242591A JP2006242591A (en) | 2006-09-14 |
| JP2006242591A5 true JP2006242591A5 (en) | 2008-04-10 |
Family
ID=37049172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005054852A Pending JP2006242591A (en) | 2005-02-28 | 2005-02-28 | Method and device for measuring outer diameter and refractive index of nano fiber |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2006242591A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4923255B2 (en) * | 2006-11-07 | 2012-04-25 | 国立大学法人横浜国立大学 | Method for measuring diameter of cylindrical body, refractive index, distance between central axes, and angle formed between incident optical axis and apparatus using the same |
| CN102207375A (en) * | 2010-03-31 | 2011-10-05 | 梁红 | Novel device for measuring diameter of optical fiber |
| CN104034696B (en) * | 2014-05-16 | 2016-08-24 | 浙江大学 | A kind of nano optical fibers index sensor with high sensitivity and wide-measuring range |
-
2005
- 2005-02-28 JP JP2005054852A patent/JP2006242591A/en active Pending
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