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Nicholas P Calta
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Additively manufactured hierarchical stainless steels with high strength and ductility
YM Wang, T Voisin, JT McKeown, J Ye, NP Calta, Z Li, Z Zeng, Y Zhang, ...
Nature materials 17 (1), 63-71, 2018
19372018
Dynamics of pore formation during laser powder bed fusion additive manufacturing
AA Martin, NP Calta, SA Khairallah, J Wang, PJ Depond, AY Fong, ...
Nature communications 10 (1), 1987, 2019
5832019
Controlling interdependent meso-nanosecond dynamics and defect generation in metal 3D printing
SA Khairallah, AA Martin, JRI Lee, G Guss, NP Calta, JA Hammons, ...
Science 368 (6491), 660-665, 2020
3672020
Defects-dictated tensile properties of selective laser melted Ti-6Al-4V
T Voisin, NP Calta, SA Khairallah, JB Forien, L Balogh, RW Cunningham, ...
Materials & Design 158, 113-126, 2018
2232018
In situ measurements of layer roughness during laser powder bed fusion additive manufacturing using low coherence scanning interferometry
PJ DePond, G Guss, S Ly, NP Calta, D Deane, S Khairallah, MJ Matthews
Materials & Design 154, 347-359, 2018
2132018
Ultrafast dynamics of laser-metal interactions in additive manufacturing alloys captured by in situ X-ray imaging
AA Martin, NP Calta, JA Hammons, SA Khairallah, MH Nielsen, ...
Materials Today Advances 1, 100002, 2019
1972019
Concerted Rattling in CsAg5Te3 Leading to Ultralow Thermal Conductivity and High Thermoelectric Performance
H Lin, G Tan, JN Shen, S Hao, LM Wu, N Calta, C Malliakas, S Wang, ...
Angewandte Chemie International Edition 55 (38), 11431-11436, 2016
1832016
An instrument for in situ time-resolved X-ray imaging and diffraction of laser powder bed fusion additive manufacturing processes
NP Calta, J Wang, AM Kiss, AA Martin, PJ Depond, GM Guss, V Thampy, ...
Review of Scientific Instruments 89 (5), 2018
1592018
Detecting keyhole pore defects and monitoring process signatures during laser powder bed fusion: A correlation between in situ pyrometry and ex situ X-ray radiography
JB Forien, NP Calta, PJ DePond, GM Guss, TT Roehling, MJ Matthews
Additive Manufacturing 35, 101336, 2020
1412020
Subsurface cooling rates and microstructural response during laser based metal additive manufacturing
V Thampy, AY Fong, NP Calta, J Wang, AA Martin, PJ Depond, AM Kiss, ...
Scientific reports 10 (1), 1981, 2020
902020
Detection of keyhole pore formations in laser powder-bed fusion using acoustic process monitoring measurements
JR Tempelman, AJ Wachtor, EB Flynn, PJ Depond, JB Forien, GM Guss, ...
Additive Manufacturing 55, 102735, 2022
682022
Laser‐induced keyhole defect dynamics during metal additive manufacturing
AM Kiss, AY Fong, NP Calta, V Thampy, AA Martin, PJ Depond, J Wang, ...
Advanced Engineering Materials 21 (10), 1900455, 2019
682019
Pressure dependence of the laser-metal interaction under laser powder bed fusion conditions probed by in situ X-ray imaging
NP Calta, AA Martin, JA Hammons, MH Nielsen, TT Roehling, K Fezzaa, ...
Additive Manufacturing 32, 101084, 2020
532020
Cooling dynamics of two titanium alloys during laser powder bed fusion probed with in situ X-ray imaging and diffraction
NP Calta, V Thampy, DRC Lee, AA Martin, R Ganeriwala, J Wang, ...
Materials & Design 195, 108987, 2020
362020
Charge Density Wave in the New Polymorphs of RE2Ru3Ge5 (RE = Pr, Sm, Dy)
DE Bugaris, CD Malliakas, F Han, NP Calta, M Sturza, MJ Krogstad, ...
Journal of the American Chemical Society 139 (11), 4130-4143, 2017
302017
A mesoscopic digital twin that bridges length and time scales for control of additively manufactured metal microstructures
TW Heo, SA Khairallah, R Shi, J Berry, A Perron, NP Calta, AA Martin, ...
Journal of Physics: Materials 4 (3), 034012, 2021
282021
Enhanced mechanical performance via laser induced nanostructure formation in an additively manufactured lightweight aluminum alloy
AA Martin, JA Hammons, HB Henderson, NP Calta, MH Nielsen, CC Cook, ...
Applied Materials Today 22, 100972, 2021
242021
Two-band model interpretation of the p-to n-transition in ternary tetradymite topological insulators
TC Chasapis, D Koumoulis, B Leung, NP Calta, SH Lo, VP Dravid, ...
APL Materials 3 (8), 2015
212015
Sensor fusion of pyrometry and acoustic measurements for localized keyhole pore identification in laser powder bed fusion
JR Tempelman, AJ Wachtor, EB Flynn, PJ Depond, JB Forien, GM Guss, ...
Journal of Materials Processing Technology 308, 117656, 2022
202022
Temperature measurement of laser-irradiated metals using hyperspectral imaging
DX Qu, J Berry, NP Calta, MF Crumb, G Guss, MJ Matthews
Physical Review Applied 14 (1), 014031, 2020
192020
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