GB1543250A - Method of forming a serrated surface on a layer of magnetic bubble domain material - Google Patents

Method of forming a serrated surface on a layer of magnetic bubble domain material

Info

Publication number
GB1543250A
GB1543250A GB29245/76A GB2924576A GB1543250A GB 1543250 A GB1543250 A GB 1543250A GB 29245/76 A GB29245/76 A GB 29245/76A GB 2924576 A GB2924576 A GB 2924576A GB 1543250 A GB1543250 A GB 1543250A
Authority
GB
United Kingdom
Prior art keywords
forming
layer
magnetic bubble
serrated surface
bubble domain
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.)
Expired
Application number
GB29245/76A
Other languages
English (en)
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1543250A publication Critical patent/GB1543250A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F4/00—Processes for removing metallic material from surfaces, not provided for in group C23F1/00 or C23F3/00
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
    • G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
    • G11C19/08—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
    • G11C19/0808—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure using magnetic domain propagation
    • G11C19/0825—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure using magnetic domain propagation using a variable perpendicular magnetic field
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
    • H01J37/305—Electron-beam or ion-beam tubes for localised treatment of objects for casting, melting, evaporating, or etching
    • H01J37/3053—Electron-beam or ion-beam tubes for localised treatment of objects for casting, melting, evaporating, or etching for evaporating or etching
    • H01J37/3056—Electron-beam or ion-beam tubes for localised treatment of objects for casting, melting, evaporating, or etching for evaporating or etching for microworking, e. g. etching of gratings or trimming of electrical components
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/2457—Parallel ribs and/or grooves

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Analytical Chemistry (AREA)
  • Thin Magnetic Films (AREA)
GB29245/76A 1975-09-11 1976-07-14 Method of forming a serrated surface on a layer of magnetic bubble domain material Expired GB1543250A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/612,382 US4016062A (en) 1975-09-11 1975-09-11 Method of forming a serrated surface topography

Publications (1)

Publication Number Publication Date
GB1543250A true GB1543250A (en) 1979-03-28

Family

ID=24452921

Family Applications (1)

Application Number Title Priority Date Filing Date
GB29245/76A Expired GB1543250A (en) 1975-09-11 1976-07-14 Method of forming a serrated surface on a layer of magnetic bubble domain material

Country Status (4)

Country Link
US (1) US4016062A (enExample)
JP (1) JPS5235534A (enExample)
FR (1) FR2323490A1 (enExample)
GB (1) GB1543250A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2600911A (en) * 2020-09-14 2022-05-18 Univ Surrey Apparatus for assessing touch sensitivity

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5275341A (en) * 1975-12-19 1977-06-24 Rikagaku Kenkyusho Method of producing echelette grating
US4214966A (en) * 1979-03-20 1980-07-29 Bell Telephone Laboratories, Incorporated Process useful in the fabrication of articles with metallized surfaces
US4278493A (en) * 1980-04-28 1981-07-14 International Business Machines Corporation Method for cleaning surfaces by ion milling
US4358356A (en) * 1981-04-13 1982-11-09 Intel Magnetics, Inc. Method for sloping insulative layer in bubble memory
NL8200532A (nl) * 1982-02-12 1983-09-01 Philips Nv Reactief ionen etsen van een voorwerp van ferriet.
US4869780A (en) * 1987-04-10 1989-09-26 Trw Inc. Ion milling method
CA2097388A1 (en) * 1992-07-16 1994-01-17 Susan Nord Bohlke Topographical selective patterns
US5656535A (en) * 1996-03-04 1997-08-12 Siemens Aktiengesellschaft Storage node process for deep trench-based DRAM
US6613498B1 (en) 1998-09-17 2003-09-02 Mems Optical Llc Modulated exposure mask and method of using a modulated exposure mask
US20050108869A1 (en) * 2003-05-16 2005-05-26 Shuen-Shing Hsiao Method for manufacturing teeth of linear step motors
KR100529632B1 (ko) * 2003-10-01 2005-11-17 동부아남반도체 주식회사 반도체 소자 및 그 제조 방법

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3540019A (en) * 1968-03-04 1970-11-10 Bell Telephone Labor Inc Single wall domain device
US3860783A (en) * 1970-10-19 1975-01-14 Bell Telephone Labor Inc Ion etching through a pattern mask
DE2223123A1 (de) * 1972-05-12 1973-11-22 Philips Patentverwaltung Magnetische speicherschicht
IT999819B (it) * 1972-11-29 1976-03-10 Philips Nv Procedimento per la fabbricazione di strutture incise mediante inci sione ionica

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2600911A (en) * 2020-09-14 2022-05-18 Univ Surrey Apparatus for assessing touch sensitivity

Also Published As

Publication number Publication date
JPS5235534A (en) 1977-03-18
FR2323490B1 (enExample) 1979-09-28
JPS5718334B2 (enExample) 1982-04-16
FR2323490A1 (fr) 1977-04-08
US4016062A (en) 1977-04-05

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee