Works (10)

Updated: April 29th, 2023 05:00

2023 journal article

Age-hardening behavior, corrosion mechanisms, and passive film structure of nanocrystalline Al-V supersaturated solid solution

JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY, 135, 1–12.

By: J. Christudasjustus, M. Felde, C. Witharamage, J. Esquivel, A. Darwish, C. Winkler, R. Gupta

author keywords: Al alloys; Nanocrystalline alloy; Age-hardening; Ball milling; Corrosion; Hardness
Sources: Web Of Science, ORCID
Added: October 11, 2022

2023 journal article

Surface Film Formation on Al-V Alloys with Far-From-Equilibrium Microstructure

JOURNAL OF THE ELECTROCHEMICAL SOCIETY, 170(3).

By: J. Christudasjustus, C. Witharamage n, V. Vukkum, G. Walunj*, T. Borkar* & R. Gupta

author keywords: Surface film; grain orientation; ball milling; Aluminum alloys; nanocrystalline alloys; corrosion; chloride penetration
Sources: Web Of Science, ORCID
Added: April 19, 2023

2022 journal article

Corrosion behavior of age hardening aluminum alloys produced by high-energy ball milling

JOURNAL OF ALLOYS AND COMPOUNDS, 900.

By: F. Ozdemir, C. Witharamage n, A. Darwish, H. Okuyucu* & R. Gupta

author keywords: High-energy ball milling; Aluminum alloys; Nanocrystalline alloys; Age hardening; Pitting corrosion
Sources: Web Of Science, ORCID
Added: February 14, 2022

2022 journal article

Corrosion behavior of an in situ consolidated nanocrystalline Al-V alloy

NPJ MATERIALS DEGRADATION, 6(1).

Sources: ORCID, Web Of Science
Added: February 18, 2022

2022 journal article

Corrosion-resistant metallic coatings for aluminum alloys by cold spray

CORROSION SCIENCE, 209.

By: C. Witharamage n, M. Alrizqi, J. Chirstudasjustus, A. Darwish, T. Ansell, A. Nieto, R. Gupta

author keywords: Cold spray; Supersaturated solid solution; Supersonic particle deposition; Metallic coating; Sacrificial coating; Aluminum alloys
Sources: Web Of Science, ORCID
Added: November 7, 2022

2022 journal article

The influence of spark plasma sintering temperatures on the microstructure, hardness, and elastic modulus of the nanocrystalline Al-xV alloys produced by high-energy ball milling

JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY, 122, 68–76.

By: J. Christudasjustus, C. Witharamage n, G. Walunj*, T. Borkar* & R. Gupta

author keywords: Spark plasma sintering; Aluminum alloys; Nanocrystalline alloys; High-energy ball milling; Nanoindentation; Hardness; Elastic modulus
Sources: ORCID, Web Of Science
Added: March 19, 2022

2021 journal article

Corrosion behavior of AA5083 produced by high-energy ball milling

JOURNAL OF ALLOYS AND COMPOUNDS, 857.

By: L. Esteves*, C. Witharamage n, J. Christudasjustus, G. Walunj*, S. O'Brien, S. Ryu*, T. Borkar*, R. Akans*, R. Gupta

author keywords: Nanocrystalline alloys; High-energy ball milling; Spark plasma sintering (SPS); Aluminum-magnesium alloys; Pitting corrosion
Sources: Web Of Science, ORCID
Added: March 1, 2021

2021 journal article

Effect of V content on corrosion behavior of high-energy ball milled AA5083

CORROSION SCIENCE, 186.

By: L. Esteves*, J. Christudasjustus, S. O'Brien, C. Witharamage n, A. Darwish, G. Walunj*, P. Stack*, T. Borkar*, R. Akans*, R. Gupta

author keywords: Nanocrystalline alloys; High-energy ball milling; Aluminum-magnesium alloys; Pitting corrosion
Sources: ORCID, Web Of Science
Added: June 10, 2021

2021 journal article

The Effect of Milling Time and Speed on Solid Solubility, Grain Size, and Hardness of Al-V Alloys

JOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE, 30(4), 3144–3158.

author keywords: grain refinement; high-energy ball milling; nanocrystalline aluminum alloys; solid solubility
Sources: Web Of Science, ORCID
Added: April 12, 2021

2018 conference paper

Determination of Thermal Conductivity of LDPE Using Dual Hot Wire Probe Method

2018 Moratuwa Engineering Research Conference (MERCon). Presented at the 2018 Moratuwa Engineering Research Conference (MERCon).

By: C. Witharamage*, M. Maddumage* & V. Weragoda*

Event: 2018 Moratuwa Engineering Research Conference (MERCon)

Sources: Crossref, ORCID
Added: June 24, 2021

Employment

Updated: June 24th, 2021 10:18

2020 - present

North Carolina State University Raleigh, North Carolina, US
Graduate Research Assistant Materials Science and Engineering

2018 - 2020

University of Akron Akron, OH, US
Graduate Research Assistant Chemical and Bio Molecular Engineering

Education

Updated: June 24th, 2021 10:12

2020 - present

North Carolina State University Raleigh, North Carolina, US
Doctor of Philosophy Materials Science and Engineering

2018 - 2020

The University of Akron Akron, OH, US
Master of Science Chemical,Bio Molecular and Corrosion Engineering