Ashkan Nafisi

Works (6)

Updated: December 22nd, 2025 14:19

2025 article

Shear response of bio-cemented sands, in Shear response of bio-cemented sands with varying particle sizes under different stress paths

Nafisi, A., & Montoya, B. (2025, December 19). Texas Advanced Computing Center.

By: A. Nafisi n & B. Montoya n 

topics (OpenAlex):
Sources: NC State University Libraries, NC State University Libraries
Added: December 21, 2025

2021 article

Effect of stress path on the shear response of bio-cemented sands

Nafisi, A., Liu, Q., & Montoya, B. M. (2021, June 30). Acta Geotechnica, Vol. 6.

By: A. Nafisi*, Q. Liu n & B. Montoya* 

author keywords: Bio-cementation; Cementation degradation; MICP; Nonlinear failure envelope; Shear response; Stress path
topics (OpenAlex): Microbial Applications in Construction Materials; Grouting, Rheology, and Soil Mechanics; Corrosion Behavior and Inhibition
Sources: Web Of Science, NC State University Libraries
Added: July 12, 2021

2020 article

Shear Strength Envelopes of Biocemented Sands with Varying Particle Size and Cementation Level

Nafisi, A., Montoya, B. M., & Evans, T. M. (2020, January 3). Journal of Geotechnical and Geoenvironmental Engineering, Vol. 146.

By: A. Nafisi*, B. Montoya n  & T. Evans*

author keywords: Microbial-induced calcium carbonate precipitation (MICP); Shear response; Shear wave velocity; Failure envelope
topics (OpenAlex): Microbial Applications in Construction Materials; Grouting, Rheology, and Soil Mechanics; Concrete and Cement Materials Research
Sources: Web Of Science, NC State University Libraries
Added: June 1, 2020

2019 article

Influence of Microbe and Enzyme-Induced Treatments on Cemented Sand Shear Response

Nafisi, A., Safavizadeh, S., & Montoya, B. M. (2019, June 28). Journal of Geotechnical and Geoenvironmental Engineering, Vol. 145.

By: A. Nafisi*, S. Safavizadeh  n & B. Montoya n 

author keywords: Bio-mediated techniques; Microbially induced <mml; math display="inline" overflow="scroll"><mml; mrow><mml; msub><mml; mi>CaCO</mml; mi><mml; mn>3</mml; mn></mml; msub></mml; mrow></mml; math> precipitation (MICP); Enzyme induced <mml; math display="inline" overflow="scroll"><mml; mrow><mml; msub><mml; mi>CaCO</mml; mi><mml; mn>3</mml; mn></mml; msub></mml; mrow></mml; math> precipitation (EICP); Macro; and microscale comparison
topics (OpenAlex): Microbial Applications in Construction Materials; Grouting, Rheology, and Soil Mechanics; Calcium Carbonate Crystallization and Inhibition
Sources: Web Of Science, NC State University Libraries
Added: August 5, 2019

2019 journal article

Tensile strength of sands treated with microbially induced carbonate precipitation

Canadian Geotechnical Journal, 57(10), 1611–1616.

By: A. Nafisi*, D. Mocelin n, B. Montoya n  & S. Underwood n 

author keywords: bio-cementation; MICP; tensile strength; unconfined compressive strength (UCS)
topics (OpenAlex): Microbial Applications in Construction Materials; Grouting, Rheology, and Soil Mechanics; Corrosion Behavior and Inhibition
Sources: Web Of Science, NC State University Libraries, Crossref
Added: October 26, 2020

2018 conference paper

A new framework for identifying cementation level of MICP-treated sands

Ifcee 2018: innovations in ground improvement for soils, pavements, and subgrades, (296), 37–47.

By: A. Nafisi n & B. Montoya n 

topics (OpenAlex): Microbial Applications in Construction Materials; Concrete and Cement Materials Research; Magnesium Oxide Properties and Applications
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Sources: NC State University Libraries, NC State University Libraries
Added: August 6, 2018

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