US5408479A — Apparatus and method for generating high intensit…

Claim 1

Independent Claim 42 words

An apparatus for generating high intensity electrostatic fields comprising: at least one thin dielectric film for receiving on opposite faces thereof charges of a like polarity; and, means for supplying charges of like polarity to each side of said thin dielectric film.

Claim 2

Independent Claim 42 words

An apparatus for generating high intensity electrostatic fields comprising: at least one thin dielectric film for receiving on opposite faces thereof charges of a like polarity; and, means for supplying charges of like polarity to each side of said thin dielectric film.

Claim 3

Dependent Claim 38 words

The apparatus of claim 1, wherein said means for supplying like charges to each side of said thin dielectric field comprises an electron gun means for radiating each side of said dielectric film with a like polarity charge.

Claim 4

Dependent Claim 26 words

The apparatus of claim 2, wherein said electron gun means comprises first and second electron guns positioned to irradiate said thin dielectric on opposite sides thereof.

Claim 5

Independent Claim 78 words

An apparatus for radially accelerating an electron beam to produce laser radiation comprising: at least one thin planar dielectric film capable of being charged on opposite sides thereof; means for charging opposite sides of said thin dielectric film to produce a high intensity electrostatic field at the edges of said dielectric film; and, means for directing a near relativistic electron beam into said high intensity electrostatic field, whereby said electron beam is accelerated radially and emits electromagnetic radiation.

Claim 6

Independent Claim 78 words

An apparatus for radially accelerating an electron beam to produce laser radiation comprising: at least one thin planar dielectric film capable of being charged on opposite sides thereof; means for charging opposite sides of said thin dielectric film to produce a high intensity electrostatic field at the edges of said dielectric film; and, means for directing a near relativistic electron beam into said high intensity electrostatic field, whereby said electron beam is accelerated radially and emits electromagnetic radiation.

Claim 7

Dependent Claim 43 words

The apparatus of claim 4, wherein said means for charging opposite sides of said dielectric film comprises first and second electron guns positioned to radiate said opposite sides with an electron beam, forming a charged surface on each side of the dielectric film.

Claim 8

Dependent Claim 64 words

The apparatus of claim 5 further comprising at least one second dielectric film parallel to said first planar dielectric substance, said second planar film being charged on each side with the same charge but opposite the charge polarity on said first dielectric film, said second dielectric film creating an electrostatic field for accelerating said beam radially in a direction opposite the first radial acceleration.

Claim 9

Dependent Claim 18 words

The apparatus of claim 6, wherein said second dielectric film comprises a positively charged thin SiO 2 film.

Claim 10

Dependent Claim 38 words

The apparatus of claim 4, wherein said electron beam is formed in a cylindrical shape which encircles said dielectric film, whereby said cylindrical beam is subject to electrostatic forces which form a conical beam from said cylindrical beam.

Claim 11

Independent Claim 103 words

An apparatus for generating electromagnetic radiation from a near relativistic electron beam comprising: a vacuum chamber having at one end thereof an electron gun, and at an opposite end a window for emitting electromagnetic radiation; a thin dielectric film supported between said electron beam and said window; and, second and third electron guns supported in said vacuum chamber for charging opposite sides of said dielectric film with a charge of the same polarity, whereby an intense electrostatic field in the plane of said film is created which radially accelerates said near relativistic electron beam generating electromagnetic radiation which is incident to said window.

Claim 12

Independent Claim 103 words

An apparatus for generating electromagnetic radiation from a near relativistic electron beam comprising: a vacuum chamber having at one end thereof an electron gun, and at an opposite end a window for emitting electromagnetic radiation; a thin dielectric film supported between said electron beam and said window; and, second and third electron guns supported in said vacuum chamber for charging opposite sides of said dielectric film with a charge of the same polarity, whereby an intense electrostatic field in the plane of said film is created which radially accelerates said near relativistic electron beam generating electromagnetic radiation which is incident to said window.

Claim 13

Dependent Claim 65 words

The apparatus of claim 9, further comprising a second dielectric film having two sides charged with the same polarity and opposite the polarity of said first film charge, generating a second electrostatic field having a direction which is opposite said first electrostatic field which accelerates said near relativistic beams towards an axis of said first electron gun, creating additional electromagnetic radiation incident to said window.

Claim 14

Dependent Claim 22 words

The apparatus of claim 10, wherein said first electron beam produces a cylindrical beam which encloses said first and second dielectric films.

Claim 15

Independent Claim 72 words

A method for generating electromagnetic radiation from the interaction of an electric field and near relativistic electron beam comprising: charging opposite sides of a dielectric film with equal charges of a like polarity charge creating an intense electric field in the plane of said dielectric film; and, directing a near relativistic electron beam through said electrostatic field in a direction in which said field imparts radial acceleration to said electron beam radiation.

Claim 16

Independent Claim 72 words

A method for generating electromagnetic radiation from the interaction of an electric field and near relativistic electron beam comprising: charging opposite sides of a dielectric film with equal charges of a like polarity charge creating an intense electric field in the plane of said dielectric film; and, directing a near relativistic electron beam through said electrostatic field in a direction in which said field imparts radial acceleration to said electron beam radiation.

Claim 17

Dependent Claim 53 words

The method according to claim 12, further comprising a second dielectric film charged on opposite sides thereof with a charge of opposite polarity to the charge on said first dielectric film, creating a second electrostatic field for imparting a radial acceleration to said beam opposite to said first direction producing additional electromagnetic radiation.

Claim 18

Dependent Claim 48 words

The method according to claim 13, wherein said near relativistic electron beam is a helically-directed cylindrical beam which encloses said dielectric films, wherein said cylindrical beam is alternately expanded and compressed by said first and second electrostatic fields, velocity modulating said electron beam further producing additional electromagnetic radiation.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1998-04-17	1998-10-17	1999-04-18	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	2002-04-17	2002-10-17	2003-04-18	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2006-04-17	2006-10-17	2007-04-18	$7700.00	Window Closed / Lapsed

Apparatus and method for generating high intensity electrostatic fields

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