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WO2008125094A4 - Method for forming a nanostructure and/or microstructure on a surface, and apparatus for carrying out said method - Google Patents

Method for forming a nanostructure and/or microstructure on a surface, and apparatus for carrying out said method Download PDF

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Publication number
WO2008125094A4
WO2008125094A4 PCT/DE2008/000624 DE2008000624W WO2008125094A4 WO 2008125094 A4 WO2008125094 A4 WO 2008125094A4 DE 2008000624 W DE2008000624 W DE 2008000624W WO 2008125094 A4 WO2008125094 A4 WO 2008125094A4
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WO
WIPO (PCT)
Prior art keywords
microparticles
magnetic field
microorganisms
optical grating
nanoparticles
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.)
Ceased
Application number
PCT/DE2008/000624
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German (de)
French (fr)
Other versions
WO2008125094A2 (en
WO2008125094A3 (en
Inventor
Georg Uphoff
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Georg Fritzmeier GmbH and Co KG
Original Assignee
Georg Fritzmeier GmbH and Co KG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Georg Fritzmeier GmbH and Co KG filed Critical Georg Fritzmeier GmbH and Co KG
Priority to DE112008001630T priority Critical patent/DE112008001630A5/en
Publication of WO2008125094A2 publication Critical patent/WO2008125094A2/en
Publication of WO2008125094A3 publication Critical patent/WO2008125094A3/en
Publication of WO2008125094A4 publication Critical patent/WO2008125094A4/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N13/00—Treatment of microorganisms or enzymes with electrical or wave energy, e.g. magnetism, sonic waves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
    • B81C3/00—Assembling of devices or systems from individually processed components
    • B81C3/002—Aligning microparts
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N11/00—Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof
    • C12N11/02—Enzymes or microbial cells immobilised on or in an organic carrier
    • C12N11/04—Enzymes or microbial cells immobilised on or in an organic carrier entrapped within the carrier, e.g. gel or hollow fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Zoology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Wood Science & Technology (AREA)
  • Biotechnology (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Dispersion Chemistry (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)

Abstract

Disclosed is a method for forming a nanostructure and/or microstructure on a surface. In said method, nanoparticles or microparticles are applied to the surface, a magnetic field is applied to and/or an optical grating is formed on the surface, and the applied nanoparticles or microparticles are aligned along the magnetic lines of force of the applied magnetic field, and/or the nanoparticles or microparticles are trapped on minimum or maximum intensities of the formed optical grating.

Claims

GEÄNDERTE ANSPRUCHE(beim Internationalen Büro am 19.03.2009 eingegangen)11 AMENDED CLAIMS (received by the International Bureau on 19/03/2009) 11 1. Verfahren zum Ausbilden einer Nano- und/oder Mikrostruktur auf einer Oberfläche mit den Schritten:A method of forming a nano and / or microstructure on a surface comprising the steps of: - Aufbringung von Mikroorganismen, die Nano- und/oder Mikropartikel enthalten, auf die Oberfläche;- Application of microorganisms containing nano- and / or microparticles on the surface; - Anlegen eines Magnetfelds und/oder Ausbilden eines optischen Gitters an/auf der Oberfläche; und- applying a magnetic field and / or forming an optical grating on / on the surface; and - Ausrichten der Nano- und/oder Mikropartikel entlang der Magnetfeldlinien des angelegten Magnetfelds und/oder Fangen der Nano- und/oder Mikropartikel an den Intensitätsminima bzw. Intensitätsmaxima des ausgebildeten optischen Gitters,Aligning the nanoparticles and / or microparticles along the magnetic field lines of the applied magnetic field and / or capturing the nanoparticles and / or microparticles at the intensity minima or intensity maxima of the formed optical grating, - Lösen der Nano- und/oder Mikropartikel aus den Mikroorganismen und- Dissolving the nanoparticles and / or microparticles from the microorganisms and - Fixierung der ausgerichteten Nano- und/oder Mikropartikel auf festgelegten Positionen an der Oberfläche aufgrund von Adhäsionskräften.Fixation of the aligned nanoparticles and / or microparticles at fixed positions on the surface due to adhesion forces. 2. Verfahren nach Anspruch 1, wobei die Mikroorganismen in gelartiger Masse auf die Oberfläche aufgebracht werden.2. The method of claim 1, wherein the microorganisms are applied in gelatinous mass on the surface. 3. Verfahren nach Anspruch 1 oder 2, wobei die Mikroorganismen Magnetosome enthalten.3. The method of claim 1 or 2, wherein the microorganisms contain magnetosomes. 4. Verfahren nach Anspruch 3, wobei die Mikroorganismen magnetotaktische Archea oder Bakterien sind.The method of claim 3, wherein the microorganisms are magnetotactic archaea or bacteria. 5. Verfahren nach einem der vorhergehenden Ansprüche, wobei das angelegte Magnetfeld eine größere Stärke als natürlich vorhandene Magnetfelder, insbesondere das Erdmagnetfeld, aufweist.5. The method according to any one of the preceding claims, wherein the applied magnetic field has a greater strength than naturally existing magnetic fields, in particular the earth's magnetic field. 6. Verfahren nach einem der Ansprüche, wobei der Magnetfeldlinienverlauf derart eingestellt wird, dass er der Oberflächengeometrie der Oberfläche entspricht. 6. The method according to any one of claims, wherein the magnetic field line curve is adjusted such that it corresponds to the surface geometry of the surface. 7. Verfahren nach einem der vorhergehenden Ansprüche, wobei das optische Gitter durch Ausbildung eines Stehwellenmusters auf der Oberfläche ausgebildet wird.7. The method according to any one of the preceding claims, wherein the optical grating is formed by forming a standing wave pattern on the surface. 8. Verfahren nach Anspruch 7, wobei das optische Gitter mittels mindestens eines Lasers ausgebildet wird, wobei das Stehwellenmuster durch geeignete Einstellung der Laserparameter ausgebildet wird.8. The method of claim 7, wherein the optical grating is formed by means of at least one laser, wherein the standing wave pattern is formed by suitable adjustment of the laser parameters. 9. Verfahren nach einem der Ansprüche 1 bis 8, wobei die Mikroorganismen mittels eines Lösungsmittels, insbesondere deionisiertem Wasser, Ultraschall und/oder Enzymwirkung lysiert werden.9. The method according to any one of claims 1 to 8, wherein the microorganisms are lysed by means of a solvent, in particular deionized water, ultrasound and / or enzyme action. 10. Verfahren nach Anspruch 9, wobei, vorzugsweise simultan mit dem Lösungsschritt, ein Tensid auf die Oberfläche aufgebracht wird, um ein Verklumpen der Nano- und/oder Mikropartikel zu verhindern.10. The method of claim 9, wherein, preferably simultaneously with the dissolving step, a surfactant is applied to the surface to prevent clumping of the nano- and / or microparticles. 11. Verfahren nach Anspruch 10, wobei das Tensid mittels Laserlichts entfernt wird.The method of claim 10, wherein the surfactant is removed by laser light. 12. Verfahren nach Anspruch 4 oder Anspruch 3 und einem der Ansprüche 4 bis 11 , umfassend den weiteren Schritt:12. The method according to claim 4 or claim 3 and one of claims 4 to 11, comprising the further step: - Freisetzen von Nano- und/oder Mikropartikeln, insbesondere Magnetite, durch Aufbrechen der Magnetosomzellstruktur.Release of nano- and / or microparticles, in particular magnetites, by breaking up the magnetosome cell structure. 13. Verfahren nach Anspruch 12, wobei das Aufbrechen der Zellstruktur durch gepulstes Laserlicht und/oder Enzymwirkung durchgeführt wird.13. The method of claim 12, wherein the disruption of the cell structure by pulsed laser light and / or enzyme action is performed. 14. Verfahren nach Anspruch 13, wobei ein Grünlichtlaser, insbesondere mit einer Wellenlänge von 532 Nanometer, und/oder ein Rotlichtlaser, vorzugsweise mit einer Wellenlänge 630 bis 660 Nanometer, eingesetzt wird.14. The method of claim 13, wherein a green light laser, in particular with a wavelength of 532 nanometers, and / or a red light laser, preferably with a wavelength of 630 to 660 nanometers, is used. 15. Verfahren nach einem der vorhergehenden Ansprüche, umfassend den weiteren Schritt des:15. The method according to any one of the preceding claims, comprising the further step of: - Deaktivieren des angelegten Magnetfelds und/oder des ausgebildeten optischen Gitters. - Disabling the applied magnetic field and / or the formed optical grating. 16. Verfahren nach einem der vorhergehenden Ansprüche, wobei die Oberfläche eine Bakteriozellulose, insbesondere mit einer gewebten und/oder faserartigen Struktur, ist.16. The method according to any one of the preceding claims, wherein the surface is a bacteriocellulose, in particular with a woven and / or fibrous structure. 17. Verfahren nach einem der Ansprüche 1 bis 16, wobei die Oberfläche ein Kristall ist. 17. The method according to any one of claims 1 to 16, wherein the surface is a crystal.
PCT/DE2008/000624 2007-04-15 2008-04-15 Method for forming a nanostructure and/or microstructure on a surface, and apparatus for carrying out said method Ceased WO2008125094A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112008001630T DE112008001630A5 (en) 2007-04-15 2008-04-15 A method of forming a nano and / or microstructure on a surface, and an apparatus for performing the method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007017946.6 2007-04-15
DE102007017946 2007-04-15

Publications (3)

Publication Number Publication Date
WO2008125094A2 WO2008125094A2 (en) 2008-10-23
WO2008125094A3 WO2008125094A3 (en) 2009-03-19
WO2008125094A4 true WO2008125094A4 (en) 2009-05-07

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WO (1) WO2008125094A2 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6902807B1 (en) * 2002-09-13 2005-06-07 Flex Products, Inc. Alignable diffractive pigment flakes
US7625632B2 (en) * 2002-07-15 2009-12-01 Jds Uniphase Corporation Alignable diffractive pigment flakes and method and apparatus for alignment and images formed therefrom
ITTO20020772A1 (en) * 2002-09-06 2004-03-07 Fiat Ricerche METHOD FOR THE REALIZATION OF THREE-DIMENSIONAL STRUCTURES
US20050079591A1 (en) * 2003-07-08 2005-04-14 Reich Daniel H. Method and magnetic microarray system for trapping and manipulating cells
US20060073540A1 (en) * 2004-06-04 2006-04-06 La Corporation De L'ecole Polytechnique De Montreal Method and system for controlling micro-objects or micro-particles

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WO2008125094A2 (en) 2008-10-23
DE112008001630A5 (en) 2010-04-01
WO2008125094A3 (en) 2009-03-19

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