Attachment_1_Specifications.pdf

Specifications

An ion source and transport region as a upstream end of a single particle trap. The system should include both a electrospray ionization source (ESI) and a magnetron source that will be interchangeable. After the source region, the ions will be transported to a resolving quadrupole and then transported to the entrance to a single particle trap.

The system should include.

1. The upgrade should have an atmospheric pressure electrospray ionization source with stainless steel ion transport tube with the ability to move the glass capillary tip closer or further from the sampling tube. The source should also have a high voltage feedthrough to provide voltage to the ESI tip.

2. The system should include an atmospheric sampling inlet with a stainless steel transfer tube. This should consist of:

a. An ISO-100 compatible vacuum flange for differential pumping with a stainless steel transfer inlet with suitable for mounting to an ion funnel.

b. Mounting fixture to mate to the ESI Assembly

c. Electrically feedthroughs for the appropriate voltages should be supplied including those for a heated capillary.

d. Heater control

e. Capillary lens power supply

3. The system should include and ion funnel vacuum chamber with the following attributes.

a. Vacuum chamber with ISO-100 compatible entrance and exit flanges.

b. It should have a DB-37 electrical inlet.

c. It should have a KF-50 pumping port.

d. It should have a KF-25 pressure port.

e. It should include a 5 inch long ion funnel with electrically isolated mounting assembly with a conductance limited lens.

f. Should run at approximately 2 Torr.

4. A thin gate valve should be included to ensure vacuum isolation for maintenance.

This will separate the ESI region with the ion transport region. The gate valve should be ISO-100 compatible and have 0.125” or less space between ion optics elements so that the ions are transported without a large gap.

5. The system should include a high throughput vacuum chamber included the following components.

a. Differentially pumped chamber with 2 vacuum regions that can house a rectilinear ion guide.

b. Two Edwards NEXT 400D-HQ High throughput hybrid bearing turbo-molecular pumps that are water cooled. They should also include an air cooling kit, a vent valve, and an Edwards TIC controller for 200 W.

c. Mate to the ESI source.

6. The upgrade should include a rectilinear ion guide with an 8mm inscribed diameter for transporting the ions from the source to the ion bender region of the current SIFT. The guide should include asymptotic rods to apply an asymmetrical electrical field to drive the ions downstream.

7. The upgrade should include a vacuum chamber to house a quadruple mass filter that has the following attributes.

a. The upstream face should be suitable for mounting to cluster source deflector chamber, or to 8 mm rectilinear quadrupole ion guide chamber.

b. It should have an ISO-160 pump port and electrical feedthroughs for a quadrupole mass filter.

c. It should be suitable for mounting a 9.25 mm quadrupole mass filter.

d. It should include a high throughput Edwards NEXT-400D turbomolecular pump that is water cooled. It should include an air cooling kit, a vent valve, and an Edwards TIC controller for 200 W.

8. The system should include a 9.25 mm quadrupole mass filter with pre-filters, no housing, no entrance or exit lens assemblies.

9. The system should include second high throughput Edwards NEXT-400D turbo-molecular pump that is water cooled. It should include an air cooling kit, a vent valve, and an Edwards TIC controller for 200 W.

10. The system should include a pressure gauge kit that should include:

a. Two thermocouple gauges.

b. Three Bayard-Alpert ion gauges with integral controllers and vacuum lock relays.

c. Should include DC power supplies.

11. The systems should include an ESI Controller with RF power supply control and cables. It should include:

a. 19” rack mounted controller.

b. Be able to generate +/-5kV.

c. Should have a heater controller with thermocouple inlet.

d. Front panel control and back panel external inputs for control of Needle

Voltage, RF Power Supply for Ion Funnel #1, RF Power Supply for Ion Funnel #2, and RF Power Supply for Ion Guide. (High-Q Heads are spec’d separately).

e. External command input available to provide full PC control when connected to an Optics Power Supply with Controller.

f. Includes all cable assemblies required to mate to vacuum flanges, High-Q Heads, and other electronics.

12. RF Power Supply High-Q Head with Stable High Power and with Jumper-Able Frequency Option, Requiring External Frequency Source. It should include:

a. High Q Head Oscillator, Adjustable Frequency.

b. Includes BNC input for a 5.5 volt Sine wave at the resonant frequency of the circuit.

c. Function generator to provide this sine wave is not included.

d. Power supply includes internal jumpers to change the inductance for any combination of three pairs of inductors to change the output frequency.

e. One pair of RF outputs with SHV connections, 180 degrees phase angle from each other. (Adjustable frequency).

f. Includes input for AFRL-supplied DC Offset.

g. Two pairs of 36 inch long RG-62 cables with SHV connectors on either end.

h. Includes 120 watt 24 volt power supply. RF Power Supply High-Q Head, Stable High Power, with Jumper-Able Frequency Option, Requiring External Frequency Source

i. High Q Head Oscillator, Adjustable Frequency.

j. 6.5 inches wide X 5 inches tall X 13 inches deep enclosure.

k. Includes BNC input to provide a 5.5 volt Sine wave at the resonant frequency of the circuit.

l. Function generator to provide this sine wave is not included.

m. Power supply includes internal jumpers to change the inductance for any combination of three pairs of inductors to change the output frequency.

n. One pair of RF outputs with SHV connections, 180 degrees phase angle from each other.

o. Includes input for AFRL-supplied DC Offset.

p. Two pairs of 36 inch long RG-62 cables with SHV connectors on either end.

q. Includes 120 watt 24 volt power supply.

13. Quadrupole Power Supply Controller, 19 inch Rack Mount, with remote QPS High Q Head Oscillator, providing Mega-Dalton mass range on a 9.25 mm Quadrupole. Includes:

a. Quadrupole Power Supply Controller in a 19 inch rack mounted chassis.

b. QPS controller provides manual front panel command control, and supports back panel external command inputs, while providing, power, command control and resolving DC voltages for remotely located QPS High-Q Head Oscillator.

c. QPS High Q Head Oscillator, Mega-Dalton mass range.

d. One external frequency driven High Q Head Oscillator power supply module power supply module which has a pair of SHV-5 RF outputs, driving a quadrupole to a Megadalton mass range

e. Includes one pair of 36 inch long RG-59 cables with SHV connectors on either end.

f. One DB25 to DB25 QPS Controller Cable and one DC Rod driver cable assembly.

g. AC power cable (10 feet long).

14. Quadrupole Ion Trap Power Supply Controller (to be used on AFRL supplied ion trap), Includes:

a. Quadrupole Power Supply Controller in a 19 inch rack mounted chassis.

b. QPS controller provides manual front panel command control, and supports back panel external command inputs, while providing, power, command control and DC voltages for remotely located QPS High-Q Head Oscillator.

c. QPS High Q Head Oscillator, Mega-Dalton mass range.

d. One external frequency driven High Q Head Oscillator power supply module which has an SHV-5 RF output, driving a quadrupole ion trap to a Megadalton mass range

e. Includes one 36 inch long RG-59 cable with SHV connectors on either end.

f. One DB25 to DB25 QPS Controller Cable and one DC Rod driver cable assembly.

g. AC power cable (10 feet long).

15. The system should have a computer controllable optics power supply. It should include:

a. Nineteen inch rack-mounted digital controller provides computer control and voltage read backs for ten optics outputs, as well as control and read back for five additional elements.

b. Ten independent optics power supplies, each with output range from –400 volts to +400 volts

c. 19 inch rack mount-able enclosure.

d. Universal IEC AC power input, compatible with 100-240 VAC, 50-60 Hz.

e. A vacuum Interlock safety input.

16. Metal cluster ion source. It should include:

a. Magnetron Metal Cluster Ion Source

b. Magnetron Power Supply

c. Mass Flow Controllers as needed to run source.

d. Pumping kit as needed to run source, AFRL will provide rough vacuum.

e. Linear motion device to control cluster size, by varying length of the aggregation region.

f. Exit Nozzle

17. Quadrupole Deflector Chamber for Metal Cluster Ion Source

a. Mates to Metal Cluster Ion Source.

b. Vacuum Chamber with integral quadrupole deflector energy filter with no line of sight between the umbra and penumbra of exit nozzle of the cluster source and deflector poles.

c. Includes Quadrupole Deflector Energy Filter.

d. Includes vacuum electrical feedthroughs and vacuum wiring.

18. Shipping should be included.