Ajit Kelkar, Ph.D. - Nanomanufacturing Conference

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AEROSPACE MATERIALS• Strength and stiffness• Impact resistance (delamination resistance)• Longer fatigue life• Lightweight– increased load carrying capacity– Increased range– low noise– comfort– low maintenance costs
NASA Nanotechnology RoadmapC A P A B I L I T YMulti-Functional MaterialsHigh StrengthMaterials(>10 GPa)ReusableLaunch Vehicle(20% less mass,20% less noise)RevolutionaryAircraft Concepts(30% less mass,20% lessemission, 25%increased range)AutonomousSpacecraft(40% less mass)Bio-Inspired Materialsand ProcessesAdaptiveSelf -RepairingSpace MissionsIncreasing levels of system design and integrationMaterials• Single-wallednanotube fibers• Nanotubecomposites• Integralthermal/shapecontrol• Smart “skin”materials• BiomimeticmaterialsystemsElectronics/computing• Low-Power CNTelectroniccomponents• Molecularcomputing/datastorage• Fault/radiationtolerantelectronics• Nano electronic“brain” for spaceExploration• BiologicalcomputingSensors, s/ccomponents• In-spacenanoprobes• Nano flightsystemcomponents• Quantumnavigationsensors• Integratednanosensorsystems2002 2004 2006 2011 2016• NEMS flightsystems @ 1 µW>
Page 1: NANOENGINEERED MATERIALSAND THEIR A
Page 5 and 6: • Structural Composites• Applic
Page 7: Boeing 787Carbon laminateCarbon san
Page 11 and 12: FAILURE PATTERNS OF STATIC TENSILE
Page 13 and 14: INSTALLED TUNNEL COVERS
Page 15 and 16: Before Testing
Page 17 and 18: At 8,006 lbs pull in the 90 degree
Page 19 and 20: Reengineering of Nose Bay DoorPossi
Page 21 and 22: Typical Failures in Composites due
Page 23 and 24: Myth vs. Reality• Nano materials
Page 25 and 26: Nanofibers Manufacturing usingElect
Page 27 and 28: Temperature EffectsNON-SINTEREDSINT
Page 29 and 30: Homogenized Properties• Improveme
Page 31 and 32: TABLE 2. SUMMARY OF MSBS ANDSBS TES
Page 33 and 34: NANOENGINEERED MATERIAL - IICarbon
Page 35 and 36: Lightning Strikes
Page 37 and 38: OBJECTIVESTo disperse XD-CNTs into
Page 39 and 40: XD-CNTsXD nanotubes are a mixture o
Page 41 and 42: Dispersion of XD-CNTsHigh rate Shea
Page 43 and 44: TENSILE TESTS0%, 0.015% and 0.15% C
Page 45 and 46: FRACTOGRAPHYCross Section of 0.015%
Page 47 and 48: COUPONS WITH FUNCTIONALIZED XD-CNTs
Page 49 and 50: Sample Set 1 Preparation - LayoutSa
Page 51 and 52: Flexural modulus (GPa)Flexural modu
Page 53 and 54:
Flexural strength (MPa)Flexural str
Page 55 and 56:
Compression PropertiesSampleDescrip
Page 57 and 58:
NANOENGINEERED MATERIAL - IIIAlumin
Page 59 and 60:
Material System Configuration• Hy
Page 61 and 62:
ProcessingResin ModificationPure Re
Page 63 and 64:
Alumina Hybrid Composite LaminateMa
Page 65 and 66:
ATOMISTIC MODELINGTo develop fully
Page 67 and 68:
Modeling ApproachUnit Cell Developm
Page 69 and 70:
Simulated AnnealingSuggested curing
Page 71 and 72:
Computational DetailsNumber of atom
Page 73 and 74:
Statistical AnalysisNTabular Result
Page 75 and 76:
Modeling ApproachConstruct SWNT (6,
Page 77 and 78:
ResultsPrediction of Young’s modu
Page 79 and 80:
298318338358378398418438458478498An
Page 81 and 82:
1.1551.2551.3551.4551.5551.6551.755
Page 83 and 84:
ConclusionsDeveloped MD model EPON
Page 85:
On the Lighter Side - In case Nothi
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Ajit Kelkar, Ph.D. - Nanomanufacturing Conference

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