Method of manufacturing window using ion beam milling of glass substrate(s)

A method of making a window including at least one glass substrate, the method comprising:

• providing a first glass substrate;
• ion beam milling a surface of the first glass substrate with an ion beam comprising at least ions of a Group VII A element so as to remove at least 2 Å of glass from the first glass substrate thereby forming an ion beam milled surface of the first glass substrate;
• and
• following said ion beam milling, forming a coating on the ion beam milled surface of the first glass substrate.

A method of making a window comprising:

• providing a first glass substrate;
• ion beam milling a surface of the first glass substrate with an ion beam comprising at least argon and oxygen ions so as to remove at least 2 Å of glass from at least a portion of the first glass substrate thereby forming an ion beam milled surface of the first glass substrate;
• and
• following said ion beam milling, sputtering a coating including at least one infrared (IR) reflecting layer on the ion beam milled surface of the first glass substrate.

A method of making a window, the method comprising:

• providing first and second glass substrates;
• ion beam milling at least one surface of the first glass substrate using an ion beam comprising argon and fluorine ions so as to remove at least 2 Å of glass from at least a portion of the first glass substrate and form an ion beam milled surface of the first glass substrate,
• forming a coating on the ion beam milled surface of the first substrate;
• and
• coupling the first glass substrate with the coating thereon to the second glass substrate so that the coating is provided between the first and second glass substrates.

A method of making a window including at least one glass substrate, the method comprising:

• providing a first glass substrate;
• ion beam milling a surface of the first glass substrate with a diffused ion beam so as to remove at least 2 Å of glass from at least a portion thereby forming an ion beam milled surface of the first glass substrate;
• and
• following said ion beam milling, forming a coating including at least one infrared (IR) reflecting layer on the ion beam milled surface of the first glass substrate.

A method of making a window comprising:

• providing a first glass substrate;
• ion beam milling a surface of the first glass substrate with an ion beam comprising at least oxygen ions so as to remove at least 2 Å of glass from at least a portion of the first glass substrate thereby forming an ion beam milled surface of the first glass substrate;
• and
• following said ion beam milling, sputtering a coating including at least one infrared (IR) reflecting layer on the ion beam milled surface of the first glass substrate.

A method of making a coated article, the method comprising:

• providing a first glass substrate;
• ion beam milling a surface of the first glass substrate with an ion beam so as to remove at least 5 Å of glass from at least a portion of the first glass substrate thereby forming an ion beam milled surface of the first glass substrate;
• and
• following said ion beam milling, sputtering a coating onto the ion beam milled surface of the first glass substrate, wherein the coating comprises at least the following layers from the first glass substrate outwardly:
• a first dielectric layer;
• a first IR reflecting layer comprising silver;
• a second dielectric layer;
• a second IR reflecting layer comprising silver;
• and
• a third dielectric layer;
• and
• wherein the coating has a sheet resistance of less than or equal to 10 ohms/square.