Publications 

Arizona State University

[1] A. Tripathi, S.A.O. Nair, H. Chauhan, N. Neithalath, Print Geometry Alterations and Layer Staggering
to Enhance Mechanical Properties of Plain and Fiber-Reinforced Three-Dimensional-Printed Concrete,
ACI Materials Journal 121 (2024) 17–30. https://doi.org/10.14359/51740262.

[2] S.A.O. Nair, A. Tripathi, N. Neithalath, Constitutive response and failure progression in digitally
fabricated (3D printed) concrete under compression and their dependence on print layer height,
Construction and Building Materials 411 (2024) 134246.
https://doi.org/10.1016/j.conbuildmat.2023.134246.

[3] S. Surehali, A. Tripathi, N. Neithalath, Anisotropy in Additively Manufactured Concrete Specimens
under Compressive Loading—Quantification of the Effects of Layer Height and Fiber Reinforcement,
Materials 16 (2023) 5488. https://doi.org/10.3390/ma16155488.

[4] S. Surehali, A. Tripathi, A.S. Nimbalkar, N. Neithalath, Anisotropic chloride transport in 3D printed
concrete and its dependence on layer height and interface types, Additive Manufacturing 62 (2023)
103405. https://doi.org/10.1016/j.addma.2023.103405.

[5] S.A.O. Nair, G. Sant, N. Neithalath, Mathematical morphology-based point cloud analysis techniques
for geometry assessment of 3D printed concrete elements, Additive Manufacturing 49 (2022) 102499.
https://doi.org/10.1016/j.addma.2021.102499.

[6] A. Tripathi, S.A.O. Nair, N. Neithalath, A comprehensive analysis of buildability of 3D-printed concrete
and the use of bi-linear stress-strain criterion-based failure curves towards their prediction, Cement and
Concrete Composites 128 (2022) 104424. https://doi.org/10.1016/j.cemconcomp.2022.104424.

[7] S.A.O. Nair, A. Tripati, N. Neithalath, Examining layer height effects on the flexural and fracture
response of plain and fiber-reinforced 3D-printed beams, Cement and Concrete Composites 124 (2021)
586–601. https://doi.org/10.1016/j.cemconcomp.2021.104254.

[8] A. Perrot, A. Pierre, V.N. Nerella, R.J.M. Wolfs, E. Keita, S.A.O. Nair, N. Neithalath, N. Roussel, V.
Mechtcherine, From analytical methods to numerical simulations: A process engineering toolbox for 3D
concrete printing, Cement and Concrete Composites 122 (2021) 104164.
https://doi.org/10.1016/j.cemconcomp.2021.104164.

[9] S. Nair, S. Panda, A. Tripathi, N. Neithalath, Relating print velocity and extrusion characteristics of 3D-
printable cementitious binders: Implications towards testing methods, Additive Manufacturing 46 (2021)
102127. https://doi.org/10.1016/j.addma.2021.102127.

[10] S.A.O. Nair, S. Panda, M. Santhanam, G. Sant, N. Neithalath, A critical examination of the influence
of material characteristics and extruder geometry on 3D printing of cementitious binders, Cement and
Concrete Composites 112 (2020) 103671. https://doi.org/10.1016/j.cemconcomp.2020.103671.

[11] S.A.O. Nair, N. Neithalath, Flow Characterization of Three-Dimensional Printable Cementitious
Pastes during Extrusion Using Capillary Rheometry, (n.d.).
https://www.concrete.org/publications/internationalconcreteabstractsportal/m/details/id/51733110
(accessed November 8, 2024).

[12] H. Alghamdi, N. Neithalath, Synthesis and characterization of 3D-printable geopolymeric foams for
thermally efficient building envelope materials, Cement and Concrete Composites 104 (2019) 103377.
https://doi.org/10.1016/j.cemconcomp.2019.103377.

[13] S.A.O. Nair, H. Alghamdi, A. Arora, I. Mehdipour, G. Sant, N. Neithalath, Linking fresh paste
microstructure, rheology and extrusion characteristics of cementitious binders for 3D printing, Journal of
the American Ceramic Society 102 (2019) 3951–3964. https://doi.org/10.1111/jace.16305.

[14] H. Alghamdi, S.A.O. Nair, N. Neithalath, Insights into material design, extrusion rheology, and
properties of 3D-printable alkali-activated fly ash-based binders, Materials & Design 167 (2019) 107634.
https://doi.org/10.1016/j.matdes.2019.107634.

Purdue University

[1] S. Bose, E.K. Akdogan, V.K. Balla, S. Ciliveri, P. Colombo, G. Franchin, N. Ku, P. Kushram, F. Niu, J. Pelz,
A. Rosenberger, A. Safari, Z. Seeley, R.W. Trice, L. Vargas-Gonzalez, J.P. Youngblood, A. Bandyopadhyay,
3D printing of ceramics: Advantages, challenges, applications, and perspectives, Journal of the American
Ceramic Society 107 (2024) 7879–7920. https://doi.org/10.1111/jace.20043.

[2] R. Moini, F. Rodriguez, J. Olek, J.P. Youngblood, P.D. Zavattieri, Mechanical properties and fracture
phenomena in 3D-printed helical cementitious architected materials under compression, Mater Struct
57 (2024) 170. https://doi.org/10.1617/s11527-024-02437-4.

[3] F.B. Rodriguez, R. Moini, S. Agrawal, C.S. Williams, P.D. Zavattieri, J. Olek, J.P. Youngblood, A.H.
Varma, Mechanical response of small-scale 3D-printed steel-mortar composite beams, Cement and
Concrete Composites 154 (2024) 105795. https://doi.org/10.1016/j.cemconcomp.2024.105795.

[4] Y. Wang, F.B. Rodriguez, J. Olek, P.D. Zavattieri, J.P. Youngblood, Influence of Type of Fibers on Fresh
and Hardened Properties of Three-Dimensional-Printed Cementitious Mortars, ACI Materials Journal 121
(2024) 31–40.

[5] R. D. Corder, Y.-J. Chen, P. Pibulchinda, J. P. Youngblood, A. M. Ardekani, K. A. Erk, Rheology of 3D
printable ceramic suspensions: effects of non-adsorbing polymer on discontinuous shear thickening, Soft
Matter 19 (2023) 882–891. https://doi.org/10.1039/D2SM01396G.

[6] R. Moini, J. Olek, P.D. Zavattieri, J.P. Youngblood, Early-age buildability-rheological properties
relationship in additively manufactured cement paste hollow cylinders, Cement and Concrete
Composites 131 (2022) 104538. https://doi.org/10.1016/j.cemconcomp.2022.104538.

[7] F.B. Rodriguez, J. Olek, R. Moini, P.D. Zavattieri, J.P. Youngblood, Linking Solids Content and Flow
Properties of Mortars to their Three-Dimensional Printing Characteristics, ACI Materials Journal 118
(2021) 371–382.

[8] R. Moini, A. Baghaie, F.B. Rodriguez, P.D. Zavattieri, J.P. Youngblood, J. Olek, Quantitative
microstructural investigation of 3D-printed and cast cement pastes using micro-computed tomography
and image analysis, Cement and Concrete Research 147 (2021) 106493.
https://doi.org/10.1016/j.cemconres.2021.106493.

[9] A. Bhardwaj, S.Z. Jones, N. Kalantar, Z. Pei, J. Vickers, T. Wangler, P. Zavattieri, N. Zou, Additive
Manufacturing Processes for Infrastructure Construction: A Review, Journal of Manufacturing Science
and Engineering 141 (2019). https://doi.org/10.1115/1.4044106.

[10] M. Moini, J. Olek, J.P. Youngblood, B. Magee, P.D. Zavattieri, 3D Printing: Additive Manufacturing
and Performance of Architectured Cement-Based Materials (Adv. Mater. 43/2018), Advanced Materials
30 (2018) 1870326. https://doi.org/10.1002/adma.201870326.

[11] M. Moini, J. Olek, J.P. Youngblood, B. Magee, P.D. Zavattieri, Additive Manufacturing and
Performance of Architectured Cement-Based Materials, Advanced Materials 30 (2018) 1802123.
https://doi.org/10.1002/adma.201802123.

University of California, Los Angeles

[1] S. Ketel, G. Falzone, B. Wang, N. Washburn, G. Sant, A printability index for linking slurry rheology to
the geometrical attributes of 3D-printed components, Cement and Concrete Composites 101 (2019)
32–43. https://doi.org/10.1016/j.cemconcomp.2018.03.022.

[2] S. Remke, G. Sant, T. Gädt, Investigation of a hybrid binder system for large scale 3D printing,
Ce/Papers 6 (2023) 818–824. https://doi.org/10.1002/cepa.2831.

The University of Texas at Austin

[1] D. Delgado Camacho, P. Clayton, W.J. O’Brien, C. Seepersad, M. Juenger, R. Ferron, S. Salamone,
Applications of additive manufacturing in the construction industry – A forward-looking review,
Automation in Construction 89 (2018) 110–119. https://doi.org/10.1016/j.autcon.2017.12.031.

Columbia University

[1] P. Badjatya, S. Kawashima, Critical strain measurements of hydrating Portland cement pastes: A new
understanding of microstructure development, Cement and Concrete Research 180 (2024) 107489.
https://doi.org/10.1016/j.cemconres.2024.107489.

[2] O.B. Carcassi, Y. Maierdan, T. Akemah, S. Kawashima, L. Ben-Alon, Maximizing fiber content in 3D-
printed earth materials: Printability, mechanical, thermal and environmental assessments, Construction
and Building Materials 425 (2024) 135891. https://doi.org/10.1016/j.conbuildmat.2024.135891.

[3] Y. Maierdan, S.J. Armistead, R.A. Mikofsky, Q. Huang, L. Ben-Alon, W.V. Srubar, S. Kawashima,
Rheology and 3D printing of alginate bio-stabilized earth concrete, Cement and Concrete Research 175
(2024) 107380. https://doi.org/10.1016/j.cemconres.2023.107380.

[4] Y. Maierdan, D. Zhao, P.H. Chokshi, M. Garmonina, S. Kawashima, Rheology, 3D printing, and particle
interactions of xanthan gum-clay binder for earth concrete, Cement and Concrete Research 182 (2024)
107551. https://doi.org/10.1016/j.cemconres.2024.107551.

[5] A. Douba, P. Badjatya, S. Kawashima, Enhancing carbonation and strength of MgO cement through
3D printing, Construction and Building Materials 328 (2022) 126867.
https://doi.org/10.1016/j.conbuildmat.2022.126867.

[6] A. Douba, S. Ma, S. Kawashima, Rheology of fresh cement pastes modified with nanoclay-coated
cements, Cement and Concrete Composites 125 (2022) 104301.
https://doi.org/10.1016/j.cemconcomp.2021.104301.

[7] A. Douba, S. Kawashima, Use of Nanoclays and Methylcellulose to Tailor Rheology for Three-
Dimensional Concrete Printing, ACI Materials Journal 118 (2021) 275–289.
https://doi.org/10.14359/51733129.

[8] S. Kawashima, K. Wang, R.D. Ferron, J.H. Kim, N. Tregger, S. Shah, A review of the effect of nanoclays
on the fresh and hardened properties of cement-based materials, Cement and Concrete Research 147 (2021) 106502. https://doi.org/10.1016/j.cemconres.2021.106502.

[9] D. Marchon, S. Kawashima, H. Bessaies-Bey, S. Mantellato, S. Ng, Hydration and rheology control of
concrete for digital fabrication: Potential admixtures and cement chemistry, Cement and Concrete
Research 112 (2018) 96–110. https://doi.org/10.1016/j.cemconres.2018.05.014.