| Country | Mexico (United Mexican States) |
| Facility Name | TRIGA MARK III |
| Facility Number | MX-0001 |
| Status | OPERATIONAL |
| Last Updated | 2010/03/17 |
| General Data |
| Owner | INSTITUTO NACIONAL DE INVESTIGACIONES NUCLEARES |
| Operator | INST. NACIONAL DE INVESTIGACIONES NUCLEARES |
| Licensing | COMISION NACIONAL DE SEGURIDAD NUCLEAR Y SALVAGUARDIAS |
| Construction Date | 1964/05/01 |
| Criticality Date | 1968/11/08 |
| Safeguards | IAEA |
| Initial Cost | 1 M US$ |
| Annual Cost | 165 K US$ |
| Total Staff | 9 |
| No of Operators | 4 |
| Technical Data |
| Reactor Type | TRIGA MARK III |
| Thermal Power, Steady (kW) | 1,000.00 |
| Max Flux SS, Thermal (n/cm2-s) | 3.3E13 |
| Max Flux SS, Fast (n/cm2-s) | 3.1E13 |
| Thermal Power, Pulsed (MW) | 2,000.00 |
| Max Flux Pulsed, Thermal (n/cm2-s) | 6.5E16 |
| Max Flux Pulsed, Fast (n/cm2-s) | 6.1E16 |
| Moderator | H2O, ZrH |
| Coolant | LIGHT WATER |
| Natural Convection Cooling | YES |
| Forced Cooling | NO |
| Coolant Velocity in Core | |
| Reflector | GRAPHITE |
| Reflector Number of Sides | 3 top bottom and lateral ring |
| Control Rods Material | B4C |
| Control Rods number | 4 |
| Experimental Facilities |
| Horizontal Channels | 10 |
| Horizontal Max Flux (n/cm2-s) | 3.1E8 |
| Horizontal Use | NEUTRON DIFFRACTION |
| Vertical Channels | 1 |
| Vertical Max Flux (n/cm2-s) | 1.0E6 |
| Vertical Use | EXPONENTIAL EXPERIMENTS |
| Core Irradiation Facilities | 1 |
| Core Max Flux (n/cm2-s) | 3.3E13 |
| Reflector Irradiation Facilities | 2 |
| Loops Number | |
| Loops Max Flux | |
| Loops use |
| Fuel data |
| Origin of Fissile Material | |
| Enrichment Supplier | |
| Equilibrium Core Size | 88 |
| Plates per Element | |
| Dimensions of Plates | |
| Rods per Element | |
| Dimensions of Rods, mm | |
| Tubes per Element | |
| Dimensions of Tubes, mm | |
| Cladding Material | |
| Cladding Thickness, mm | |
| Fuel Material | |
| Fuel Thickness, mm | |
| Uranium Density, g/cm3 | |
| Burnup on Discharge, max % | 16 |
| Burnup Average, % | 10 |
| Last Shipment Year | |
| Last Receipt Year | |
| Fuel Fabricator | GENERAL ATOMICS, USA |
| Utilization |
| Hours per Day | 12 |
| Days per Week | 2 |
| Weeks per Year | 48 |
| MW Days per Year | 25 |
| Materials/fuel test experiments | NO |
| Isotope Production | N/A |
| N/A | |
| Neutron Scattering | NO |
| Neutron Radiography | NO |
| Neutron capture therapy | NO |
| Activation Analysis | N/A |
| 1000 | |
| Transmutation | NO |
| Geochronology | NO |
| Teaching | Number of students: N/A |
| Training | Number of operators/experimenters trained: N/A |
| Other Uses | NO |
| Operating Experience |
| Reactor | Thermal Power | Date of | Operational for | |||
| Category | Type | kW | Criticality | Construction | Years | Months |
| RESEARCH | TRIGA MARK III | 1000.00 | 1968/11/08 | 1964/05/01 | 42 | 7 |