Ministry of Education
Ratnakar Das
VIDWAN ID: 544570

Dr Ratnakar Das

Male Doctor of Philosophy
Assistant Professor | Department of Mechanical and Manufacturing Engineering
National Institute of Advanced Manufacturing Technology
Jharkhand
Expertise: Manufacturing Engineering
ORCID 0000-0002-0385-8366 Scopus 57200820618 ResearcherID JCD-9639-2023 Google Scholar n7bVV1AAAAAJ
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36 Publications
0 Projects
168 Scopus Citations
112 CrossRef
9 Years 10 Months Total Experience
Publications
36 Total
Articles
20
Chapters
1
Proceedings
15
Activity

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Scopus Scopus
168 Citations
7 h-index
CrossRef CrossRef
112 Citations
6 h-index
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Professional Recognition

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Community & Membership

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The Institution of Engineers (India)
Member (M-158752-2)
Jan 2019

Personal Details

Doctor of Philosophy
2012
N/A
Assistant Professor
Nov 2016 – Present
National Institute of Advanced Manufacturing Technology | Department of Mechanical and Manufacturing Engineering
Engineering and Technology
Manufacturing Engineering

Related Profiles

Scholarly Work

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Development, Characterization and Machinability Study of Al/SiCp Metal Matrix Nano Composites

University Kalinga Institute of Industrial Technology (Deemed to be University), Bhubaneswar
Year 2019
Downloads 0

Simulation and Experimental Studies on the Die Designs in Multi-hole Extrusion Process

University Kalinga Institute of Industrial Technology (Deemed to be University), Bhubaneswar
Year 2020
Downloads 0
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Scholarly Publications

Investigation and wear analysis of Al-SiCp nano composites and study of its machinability using electro discharge machining

Journal Article
International Journal of Materials Engineering Innovation. Year: 2020. Volume: 11 , Issue: 4 , Pages: 275-292 .
Authors: Pradyut Kumar Swain; Kasinath Das Mohapatra; Pratyush Kumar Swain; Ratnakar Das
DOI 10.1504/IJMATEI.2020.112086 Crossref Crossref: 1 Scopus Scopus: 2

Dual Twist Channel Angular Extrusion for Ultrafine-Grained Material Processing as an Advanced Severe Plastic Deformation Technique: A Finite Element Analysis [version 1; peer review: awaiting peer review]

Open Access
Journal Article
F1000Research. Year: 2026. Volume: 15 , Pages: 679 .
Authors: Vikas Ranjan; Sambit Kumar Mohapatra; Sushanta Tripathy; Ratnakar Das; Das Ratnakar; Kumar Mohapatra Sambit; Kumar Mohapatra Sambit; Ranjan Vikas; Ranjan Vikas; Tripathy Sushanta
DOI 10.12688/f1000research.179642.1

3D FE adhesion failure analyses of adhesive bonded single lap joint made with functionally modulus graded curved adherends

Journal Article
International Journal on Interactive Design and Manufacturing (IJIDeM). Year: 2025. Volume: 19 , Issue: 6 , Pages: 4103-4112 .
Authors: S. K. Parida; A. M. Murmu; Vemireddy Hari; Vivek S. Ayar; Ratnakar Das
DOI 10.1007/s12008-024-01991-z Crossref Crossref: 1 Scopus Scopus: 1

Machining study of Al-SiC p metal matrix nano composite developed by ultrasonic assisted casting process

Journal Article
Year: 2018. Volume: 9 , Issue: 10 , Pages: 1484-1492 .
Scopus Scopus: 5

Effect of extrusion ratio, die land length and lubrication on hardness and surface roughness in multi-hole extrusion

Journal Article
Year: 2012. Volume: 4 , Issue: 1-2 , Pages: 35-47 .
Scopus Scopus: 4

Wear behaviour study of Friction Stir Welded Dissimilar Metals: AA6101-T6 and AA6351-T6 Aluminium Alloys

Open Access
Conference Paper
IOP Conference Series: Materials Science and Engineering. Year: 2018. Volume: 377 , Pages: 012212 .
Authors: Das, U.; Das, R.; Toppo, V.
DOI 10.1088/1757-899X/377/1/012212 Crossref Crossref: 5 Scopus Scopus: 10

A finite element analysis on the effect of location of holes, die pockets and extrusion speed in multi-hole extrusion process

Open Access
Conference Paper
Procedia Engineering. Year: 2014. Volume: 97 , Pages: 1247-1253 .
Authors: Das, R.; Sarmah, A.; Lakshmi, D.V.N.; Sood, A.
DOI 10.1016/j.proeng.2014.12.403 Crossref Crossref: 9 Scopus Scopus: 10

Synthesis and characterization of Al & SiCp nano particles by non-contact ultrasonic assisted method

Conference Paper
AIP Conference Proceedings. Year: 2018. Volume: 1964 , Pages: 020019 .
Authors: Swain, P.K.; Das, R.; Sahoo, A.K.; Naik, B.; Padhi, P.
DOI 10.1063/1.5038698 Scopus Scopus: 3
Showing 1 to 8 of 36 publications