BRPI0417255B1 - Aparelho para determinar retardos de fase relativos e orientações dos eixos ópticos de diferentes camadas em um espécime de fibra celulósica birrefringente de diversas camadas, e, método para determinar o retardo de fase relativo relacionado à espessura de parede e ângulo de fibrila de uma fibra de madeira intacta - Google Patents
Aparelho para determinar retardos de fase relativos e orientações dos eixos ópticos de diferentes camadas em um espécime de fibra celulósica birrefringente de diversas camadas, e, método para determinar o retardo de fase relativo relacionado à espessura de parede e ângulo de fibrila de uma fibra de madeira intacta Download PDFInfo
- Publication number
- BRPI0417255B1 BRPI0417255B1 BRPI0417255-8A BRPI0417255A BRPI0417255B1 BR PI0417255 B1 BRPI0417255 B1 BR PI0417255B1 BR PI0417255 A BRPI0417255 A BR PI0417255A BR PI0417255 B1 BRPI0417255 B1 BR PI0417255B1
- Authority
- BR
- Brazil
- Prior art keywords
- fiber
- specimen
- light
- wavelengths
- polarized light
- Prior art date
Links
- 239000000835 fiber Substances 0.000 title claims abstract description 199
- 238000000034 method Methods 0.000 title claims abstract description 91
- 230000001413 cellular effect Effects 0.000 title 1
- 230000003287 optical effect Effects 0.000 claims abstract description 48
- 229920002522 Wood fibre Polymers 0.000 claims abstract description 45
- 239000002025 wood fiber Substances 0.000 claims abstract description 45
- 210000001724 microfibril Anatomy 0.000 claims abstract description 24
- 230000001934 delay Effects 0.000 claims abstract description 23
- 238000007405 data analysis Methods 0.000 claims abstract description 9
- 238000012545 processing Methods 0.000 claims abstract description 8
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 230000035939 shock Effects 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims description 3
- 238000004458 analytical method Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 64
- 229920001131 Pulp (paper) Polymers 0.000 abstract description 45
- 230000010287 polarization Effects 0.000 abstract description 8
- 238000003384 imaging method Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000000704 physical effect Effects 0.000 abstract description 4
- 238000002360 preparation method Methods 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 79
- 239000011159 matrix material Substances 0.000 description 26
- 238000010521 absorption reaction Methods 0.000 description 19
- 238000001000 micrograph Methods 0.000 description 16
- 230000005540 biological transmission Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 238000001218 confocal laser scanning microscopy Methods 0.000 description 8
- 229920005610 lignin Polymers 0.000 description 7
- 230000001066 destructive effect Effects 0.000 description 6
- 229920002488 Hemicellulose Polymers 0.000 description 5
- 239000011122 softwood Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000031700 light absorption Effects 0.000 description 4
- 238000001907 polarising light microscopy Methods 0.000 description 4
- 239000002356 single layer Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 235000014466 Douglas bleu Nutrition 0.000 description 3
- 240000001416 Pseudotsuga menziesii Species 0.000 description 3
- 235000005386 Pseudotsuga menziesii var menziesii Nutrition 0.000 description 3
- 241000218638 Thuja plicata Species 0.000 description 3
- 238000000149 argon plasma sintering Methods 0.000 description 3
- 238000012937 correction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000014509 gene expression Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000711 polarimetry Methods 0.000 description 3
- 241000894007 species Species 0.000 description 3
- 240000009002 Picea mariana Species 0.000 description 2
- 235000017997 Picea mariana var. mariana Nutrition 0.000 description 2
- 235000018000 Picea mariana var. semiprostrata Nutrition 0.000 description 2
- 206010061592 cardiac fibrillation Diseases 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000002600 fibrillogenic effect Effects 0.000 description 2
- 238000010191 image analysis Methods 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 239000000123 paper Substances 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 240000008564 Boehmeria nivea Species 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 241000219146 Gossypium Species 0.000 description 1
- 240000000797 Hibiscus cannabinus Species 0.000 description 1
- 241000218657 Picea Species 0.000 description 1
- 235000005018 Pinus echinata Nutrition 0.000 description 1
- 241001236219 Pinus echinata Species 0.000 description 1
- 235000017339 Pinus palustris Nutrition 0.000 description 1
- 241000183024 Populus tremula Species 0.000 description 1
- 238000001530 Raman microscopy Methods 0.000 description 1
- 239000012620 biological material Substances 0.000 description 1
- 238000000339 bright-field microscopy Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000011111 cardboard Substances 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 238000004624 confocal microscopy Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000000572 ellipsometry Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000000386 microscopy Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/21—Polarisation-affecting properties
- G01N21/23—Bi-refringence
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
- G01B11/0616—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of coating
- G01B11/0641—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of coating with measurement of polarization
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/46—Wood
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/21—Polarisation-affecting properties
- G01N2021/216—Polarisation-affecting properties using circular polarised light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/86—Investigating moving sheets
- G01N2021/8663—Paper, e.g. gloss, moisture content
- G01N2021/8681—Paper fibre orientation
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Wood Science & Technology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US52628003P | 2003-12-03 | 2003-12-03 | |
| US60/526,280 | 2003-12-03 | ||
| PCT/CA2004/002033 WO2005054825A1 (en) | 2003-12-03 | 2004-11-25 | Circularly polarized light method and device for determining wall thickness and orientations of fibrils of cellulosic fibres |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BRPI0417255A BRPI0417255A (pt) | 2007-03-06 |
| BRPI0417255B1 true BRPI0417255B1 (pt) | 2018-02-14 |
Family
ID=34652438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0417255-8A BRPI0417255B1 (pt) | 2003-12-03 | 2004-11-25 | Aparelho para determinar retardos de fase relativos e orientações dos eixos ópticos de diferentes camadas em um espécime de fibra celulósica birrefringente de diversas camadas, e, método para determinar o retardo de fase relativo relacionado à espessura de parede e ângulo de fibrila de uma fibra de madeira intacta |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US7289210B2 (https=) |
| EP (1) | EP1706725B1 (https=) |
| JP (1) | JP4653112B2 (https=) |
| BR (1) | BRPI0417255B1 (https=) |
| CA (1) | CA2547788C (https=) |
| WO (1) | WO2005054825A1 (https=) |
Families Citing this family (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5558656B2 (ja) * | 2004-01-20 | 2014-07-23 | コモンウェルス サイエンティフィック アンドインダストリアル リサーチ オーガナイゼーション | 繊維を試験するための方法及び装置 |
| US7298480B2 (en) * | 2005-12-23 | 2007-11-20 | Ecole Polytechnique | Broadband ellipsometer / polarimeter system |
| JP2007285871A (ja) * | 2006-04-17 | 2007-11-01 | Fujifilm Corp | 複屈折測定装置 |
| FI20060715A0 (fi) * | 2006-08-03 | 2006-08-03 | Chun Ye | Menetelmä ja kokoonpano erityisesti koskemattomien massakuitujen mittaamiseksi |
| FI20060959A0 (fi) * | 2006-11-01 | 2006-11-01 | Chun Ye | Menetelmä ja kokoonpano kierrätysmassan ja massan analysoimiseksi |
| WO2008110017A1 (en) * | 2007-03-15 | 2008-09-18 | University Of Northern British Columbia | Systems and methods for monitoring wood product characteristics |
| US7837833B2 (en) * | 2007-10-23 | 2010-11-23 | Honeywell Asca Inc. | Method for characterizing fibrous materials using stokes parameters |
| US8244022B2 (en) * | 2008-05-06 | 2012-08-14 | University Of New Brunsick | Method for measuring deformability properties of a fibre |
| US7986401B2 (en) * | 2008-09-22 | 2011-07-26 | Bossa Nova Technologies, Llc | Birefringent fibers orientation measurement |
| RU2521735C2 (ru) * | 2009-03-19 | 2014-07-10 | Конинклейке Филипс Электроникс Н.В. | Бреющее устройство с детектором волос |
| KR101050694B1 (ko) * | 2009-10-08 | 2011-07-20 | 광주과학기술원 | 생체세포의 상대위상 측정방법 및 생체세포의 상대위상 측정장치 |
| TWI413765B (zh) * | 2009-11-20 | 2013-11-01 | Ind Tech Res Inst | 物質特性量測方法與系統 |
| JP5594041B2 (ja) * | 2010-10-08 | 2014-09-24 | 株式会社島津製作所 | ガス濃度測定装置 |
| DE102011001106B3 (de) * | 2011-03-04 | 2012-08-16 | Technische Universität Graz | Vorrichtung und Verfahren zur Unterscheidung von Faserkreuzungen und Faserbindungen in einem Fasernetzwerk |
| US8264675B1 (en) * | 2011-05-12 | 2012-09-11 | Georgia Tech Research Corporation | Polariscope stress measurement tool and method of use |
| CN102692251B (zh) * | 2012-05-14 | 2015-01-28 | 齐鲁工业大学 | 基于fpga+dsp的嵌入式纸浆纤维形态参数快速测量系统及方法 |
| CN102749288B (zh) * | 2012-07-20 | 2014-09-03 | 上海东华凯利新材料科技有限公司 | 动态纤维双折射测量仪 |
| WO2014049831A1 (ja) * | 2012-09-28 | 2014-04-03 | ニプロ株式会社 | 流体濃度の測定方法および測定装置 |
| JP2016521866A (ja) * | 2013-06-09 | 2016-07-25 | ボード・オブ・リージエンツ，ザ・ユニバーシテイ・オブ・テキサス・システム | スペクトラム符号化に基づく高い消光比特性を有する偏光顕微鏡 |
| WO2016088483A1 (ja) * | 2014-12-01 | 2016-06-09 | ソニー株式会社 | 画像処理装置と画像処理方法 |
| US11214925B2 (en) | 2015-08-21 | 2022-01-04 | Pulmac Systems International, Inc. | Method of preparing recycled cellulosic fibers to improve paper production |
| US10041209B1 (en) | 2015-08-21 | 2018-08-07 | Pulmac Systems International, Inc. | System for engineering fibers to improve paper production |
| US10941520B2 (en) | 2015-08-21 | 2021-03-09 | Pulmac Systems International, Inc. | Fractionating and refining system for engineering fibers to improve paper production |
| JP6925774B2 (ja) * | 2015-10-02 | 2021-08-25 | 株式会社ニコン | 顕微鏡 |
| WO2017099755A1 (en) * | 2015-12-09 | 2017-06-15 | Board Of Regents, The University Of Texas System | Spectrally-encoded high-extinction polarization microscope and methods of use |
| JP6605379B2 (ja) * | 2016-03-28 | 2019-11-13 | オリンパス株式会社 | 層板骨観察用顕微鏡 |
| KR102041807B1 (ko) * | 2016-09-02 | 2019-11-07 | 주식회사 엘지화학 | 광학 특성 검사기 및 광학 특성 검사 방법 |
| FI127260B (en) * | 2016-12-08 | 2018-02-15 | Valmet Automation Oy | Method and measuring device for measuring suspension |
| CN108871594A (zh) * | 2017-05-09 | 2018-11-23 | 美国通用光电公司 | 基于光偏振分析的光频解码器及其光传感系统 |
| EP3502348B1 (en) | 2017-12-21 | 2020-06-24 | BillerudKorsnäs AB | Fibre fractionation |
| JP7288271B2 (ja) * | 2018-11-29 | 2023-06-07 | 国立大学法人埼玉大学 | 膜厚分布測定装置 |
| CA3124387C (en) * | 2020-04-26 | 2022-05-24 | China University Of Mining And Technology | Device and method for detecting angle of shearer rocker arm based on optical fiber sensing |
| WO2022002939A1 (en) * | 2020-06-30 | 2022-01-06 | Universiteit Gent | A method to produce a matched pair of polarizing filters and a method and apparatus to determine the concentration of birefringent particles using a pair of polarizing filters |
| CN113008426B (zh) * | 2021-02-26 | 2022-02-11 | 江南大学 | 一种双频定量光弹性测量仪及测量方法 |
| CN113533329A (zh) * | 2021-07-12 | 2021-10-22 | 公安部物证鉴定中心 | 一种法庭科学偏振光显微镜检验用纤维比对片及其制备方法 |
| JP7773200B2 (ja) * | 2022-03-03 | 2025-11-19 | 国立研究開発法人量子科学技術研究開発機構 | 光学測定装置、および光学測定方法 |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4171916A (en) | 1977-11-18 | 1979-10-23 | Ishikawajima-Harima Heavy Industries Co., Ltd. | Apparatus and method for measuring the consistency of a pulp suspension |
| US4162851A (en) * | 1978-03-29 | 1979-07-31 | Akiyoshi Wada | Simultaneous photometering method and assembly for multi-dimensional measurements concerning biologically related materials |
| CA1153578A (en) * | 1982-07-14 | 1983-09-13 | Jerzy T. Pindera | Device for birefringence measurements using three selected sheets of scattered light (isodyne selector, isodyne collector, isodyne collimator) |
| JPS6071936A (ja) * | 1983-09-28 | 1985-04-23 | Nippon Telegr & Teleph Corp <Ntt> | 円複屈折の測定方法および装置 |
| US4654529A (en) | 1986-01-28 | 1987-03-31 | Universite Laval | Method for measuring the fibre orientation anisotropy in a fibrous structure |
| US4955720A (en) | 1989-01-05 | 1990-09-11 | International Paper Company | On-line fiber orientation distribution measurement |
| JPH04127004A (ja) * | 1990-09-18 | 1992-04-28 | Jasco Corp | エリプソメータ及びその使用方法 |
| JPH0749303A (ja) * | 1993-04-01 | 1995-02-21 | High Yield Technol Inc | 粒子センサ及び粒子検出方法 |
| US5521705A (en) * | 1994-05-12 | 1996-05-28 | Oldenbourg; Rudolf | Polarized light microscopy |
| US5500735A (en) * | 1994-07-18 | 1996-03-19 | Pulp And Paper Research Institute Of Canada | Method and apparatus for on-line measurement of pulp fiber surface development |
| WO1996010168A1 (en) | 1994-09-27 | 1996-04-04 | Bestsénse Oy | Method and device for determining the orientation angle of the optical axis and the relative phase retardation of a birefringent specimen |
| JPH08201276A (ja) | 1995-01-24 | 1996-08-09 | Tatsuo Uchida | 分子配向角測定装置 |
| JP3275944B2 (ja) * | 1995-12-05 | 2002-04-22 | 日本電気株式会社 | 異方性薄膜検査法、異方性薄膜検査装置、液晶配向膜検査方法、液晶配向膜検査装置 |
| CA2188642C (en) * | 1995-12-05 | 2005-12-20 | Philip L. Mason | Method and apparatus for measuring the orientation of optical axes |
| US6278519B1 (en) * | 1998-01-29 | 2001-08-21 | Therma-Wave, Inc. | Apparatus for analyzing multi-layer thin film stacks on semiconductors |
| JPH11142322A (ja) * | 1997-11-13 | 1999-05-28 | Ricoh Co Ltd | 複屈折測定装置及び複屈折測定方法 |
| US5864403A (en) * | 1998-02-23 | 1999-01-26 | National Research Council Of Canada | Method and apparatus for measurement of absolute biaxial birefringence in monolayer and multilayer films, sheets and shapes |
| JP3436704B2 (ja) * | 1999-03-03 | 2003-08-18 | 株式会社リコー | 複屈折測定方法及びその装置 |
| JP2000266666A (ja) * | 1999-03-19 | 2000-09-29 | Hitachi Koki Co Ltd | エリプソメータ |
| US7002685B2 (en) * | 2000-03-31 | 2006-02-21 | Hinds Instruments, Inc | System for measuring of both circular and linear birefringence |
| WO2003023373A1 (fr) * | 2001-09-06 | 2003-03-20 | Horiba, Ltd. | Procede pour analyser une structure stratifiee en film mince au moyen d'un ellipsometre spectroscopique |
| US7061614B2 (en) * | 2001-10-16 | 2006-06-13 | Therma-Wave, Inc. | Measurement system with separate optimized beam paths |
| US6924893B2 (en) * | 2002-05-13 | 2005-08-02 | Marine Biological Laboratory | Enhancing polarized light microscopy |
| US20030106163A1 (en) * | 2002-07-19 | 2003-06-12 | Neogi Amar N. | Superabsorbent cellulosic fiber |
-
2004
- 2004-11-25 WO PCT/CA2004/002033 patent/WO2005054825A1/en not_active Ceased
- 2004-11-25 JP JP2006541770A patent/JP4653112B2/ja not_active Expired - Lifetime
- 2004-11-25 BR BRPI0417255-8A patent/BRPI0417255B1/pt active IP Right Grant
- 2004-11-25 CA CA2547788A patent/CA2547788C/en not_active Expired - Lifetime
- 2004-11-25 EP EP04802210.7A patent/EP1706725B1/en not_active Expired - Lifetime
- 2004-11-26 US US10/996,423 patent/US7289210B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| WO2005054825A1 (en) | 2005-06-16 |
| CA2547788C (en) | 2011-10-11 |
| EP1706725A4 (en) | 2009-03-18 |
| US7289210B2 (en) | 2007-10-30 |
| EP1706725B1 (en) | 2019-12-25 |
| CA2547788A1 (en) | 2005-06-16 |
| JP2007513342A (ja) | 2007-05-24 |
| EP1706725A1 (en) | 2006-10-04 |
| JP4653112B2 (ja) | 2011-03-16 |
| BRPI0417255A (pt) | 2007-03-06 |
| US20050122514A1 (en) | 2005-06-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BRPI0417255B1 (pt) | Aparelho para determinar retardos de fase relativos e orientações dos eixos ópticos de diferentes camadas em um espécime de fibra celulósica birrefringente de diversas camadas, e, método para determinar o retardo de fase relativo relacionado à espessura de parede e ângulo de fibrila de uma fibra de madeira intacta | |
| US20100020168A1 (en) | Method and equipment for measurement of intact pulp fibers | |
| KR101427433B1 (ko) | 결함 검출 장치 및 결함 검출 방법 | |
| Leney | A technique for measuring fibril angle using polarized light | |
| EP2087167B1 (en) | Method and equipment for evaluation of recycled pulp and pulp | |
| US8451446B2 (en) | Differential polarization measuring extension unit for a laser-scanning microscope | |
| KR102618723B1 (ko) | 뮬러행렬타원계 | |
| KR20170055661A (ko) | 대면적 실시간 박막 측정 분광 영상 타원계측 장치 | |
| Ye et al. | Microscopic transmission ellipsometry: measurement of the fibril angle and the relative phase retardation of single, intact wood pulp fibers | |
| Kurzynowski et al. | Phase retardation measurement in simple and reverse Senarmont compensators without calibrated quarter wave plates | |
| TWI473990B (zh) | Surface inspection device | |
| KR102515267B1 (ko) | 준 수직입사 타원계 기반의 고종횡비 시료 검사 장치 | |
| Ye | Spectroscopic imaging ellipsometry: real-time measurement of single, intact wood pulp fibers | |
| JP2010230356A (ja) | 表面検査装置及び表面検査方法 | |
| WO1996010168A1 (en) | Method and device for determining the orientation angle of the optical axis and the relative phase retardation of a birefringent specimen | |
| DE3906119A1 (de) | Anordnung zum messen polarisationsoptischer gangunterschiede | |
| Borovkova et al. | Assessment of the Alzheimer progression with multiwavelength Stokes polarimetry | |
| DE19707926A1 (de) | Abbildendes Mikro-Ellipsometer | |
| JP7716704B1 (ja) | 試料測定装置 | |
| JP2011118269A (ja) | 対物レンズの調整方法、対物レンズユニット、および表面検査装置 | |
| KR102220731B1 (ko) | 박막 표면 미세 변화 측정 시스템 및 방법 | |
| Lowe et al. | Imaging fibre deformations | |
| Hamza et al. | Interferometric determination of regular and/or irregular transverse sectional shape of homogeneous fibres | |
| Pereira et al. | Paper surface diffraction to characterize the fiber orientation distribution | |
| Bouhy et al. | Adapted polarizing microscopy technique for the determination of birefringence patterns in parchments |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B07A | Application suspended after technical examination (opinion) [chapter 7.1 patent gazette] | ||
| B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |