Prof.Siddhartha S Dhar

Information

  • Designation : Professor
  • Email : ssd@che.nits.ac.in
  • Phone : 9435712188

Research Group

  • Synthesis and application of nanostructured materials as heterogeneous and electrocatalysts for organic reactions and environmental remediation

Key Notes

  • Journals: 101
  • Patents: 2
  • PhD: Guided: 16
Follow
Dr. Siddhartha S. Dhar
Dr. Siddhartha S. Dhar
Professor, Department of Chemistry, NIT Silchar, India
Verified email at che.nits.ac.in - Homepage
Title
Cited by
Cited by
Year
Fine cutting edge shaped Bi2O3rods/reduced graphene oxide (RGO) composite for supercapacitor and visible-light photocatalytic applications
D Maruthamani, S Vadivel, M Kumaravel, B Saravanakumar, B Paul, ...
Journal of colloid and interface science 498, 449-459, 2017
2452017
Regioselective Bromination of Organic Substrates by Tetrabutylammonium Bromide Promoted by V2O5−H2O2:  An Environmentally Favorable Synthetic Protocol
U Bora, G Bose, MK Chaudhuri, SS Dhar, R Gopinath, AT Khan, BK Patel
Organic Letters 2 (3), 247-249, 2000
2412000
Photocatalytic and antibacterial activities of gold and silver nanoparticles synthesized using biomass of Parkia roxburghii leaf
B Paul, B Bhuyan, DD Purkayastha, SS Dhar
Journal of Photochemistry and Photobiology B: Biology 154, 1-7, 2016
1592016
Green synthesis of gold nanoparticles using Pogestemon benghalensis (B) O. Ktz. leaf extract and studies of their photocatalytic activity in degradation of methylene blue
B Paul, B Bhuyan, DD Purkayastha, M Dey, SS Dhar
Materials Letters 148, 37-40, 2015
1482015
Facile synthesis of novel CaFe2O4/g-C3N4 nanocomposites for degradation of methylene blue under visible-light irradiation
S Vadivel, D Maruthamani, A Habibi-Yangjeh, B Paul, SS Dhar, K Selvam
Journal of colloid and interface science 480, 126-136, 2016
1382016
Rapid catalytic degradation of malachite green by MgFe2O4 nanoparticles in presence of H2O2
KC Das, SS Dhar
Journal of Alloys and Compounds 828, 154462, 2020
902020
Conventional to green synthesis of magnetic iron oxide nanoparticles; its application as catalyst, photocatalyst and toxicity: A short review
SD Roy, KC Das, SS Dhar
Inorganic Chemistry Communications 134, 109050, 2021
872021
Peroxometal-mediated environmentally favorable route to brominating agents and protocols for bromination of organics
U Bora, MK Chaudhuri, D Dey, SS Dhar
Pure and Applied Chemistry 73 (1), 93-102, 2001
862001
One-pot green synthesis of gold nanoparticles and studies of their anticoagulative and photocatalytic activities
B Paul, B Bhuyan, DD Purkayastha, S Vadivel, SS Dhar
Materials Letters 185, 143-147, 2016
762016
Facile synthesis of spinel CuCr2O4 nanoparticles and studies of their photocatalytic activity in degradation of some selected organic dyes
B Paul, B Bhuyan, DD Purkayastha, SS Dhar, S Behera
Journal of Alloys and Compounds 648, 629-635, 2015
672015
Facile synthesis and characterization of zinc oxide nanoparticles and studies of their catalytic activity towards ultrasound-assisted degradation of metronidazole
B Bhuyan, B Paul, DD Purkayastha, SS Dhar, S Behera
Materials Letters 168, 158-162, 2016
642016
Paederia foetida Linn. promoted biogenic gold and silver nanoparticles: synthesis, characterization, photocatalytic and in vitro efficacy against clinically isolated pathogens
B Bhuyan, A Paul, B Paul, SS Dhar, P Dutta
Journal of Photochemistry and Photobiology B: Biology 173, 210-215, 2017
622017
Remarkable catalytic degradation of malachite green by zinc supported on hydroxyapatite encapsulated magnesium ferrite (Zn/HAP/MgFe2O4) magnetic novel …
KC Das, SS Dhar
Journal of Materials Science 55 (11), 4592-4606, 2020
602020
Removal of cadmium (II) from aqueous solution by hydroxyapatite-encapsulated zinc ferrite (HAP/ZnFe2O4) nanocomposite: kinetics and isotherm study
KC Das, SS Dhar
Environmental Science and Pollution Research 27 (30), 37977-37988, 2020
592020
Green synthesis of silver nanoparticles using dried biomass of Diplazium esculentum (retz.) sw. and studies of their photocatalytic and anticoagulative activities
B Paul, B Bhuyan, DD Purkayastha, SS Dhar
Journal of Molecular Liquids 212, 813-817, 2015
572015
Facile hydrothermal synthesis of ultrasmall W18O49 nanoparticles and studies of their photocatalytic activity towards degradation of methylene blue
B Bhuyan, B Paul, SS Dhar, S Vadivel
Materials chemistry and physics 188, 1-7, 2017
482017
Supercapacitors studies on BiPO4 nanoparticles synthesized via a simple microwave approach
S Vadivel, D Maruthamani, M Kumaravel, B Saravanakumar, B Paul, ...
Journal of Taibah University for Science 11 (4), 661-666, 2017
472017
Construction of hierarchical MnMoO4/NiFe2O4 nanocomposite: highly efficient visible light driven photocatalyst in the degradation of different polluting dyes in aqueous medium
A Paul, SS Dhar
Colloids and Surfaces A: Physicochemical and Engineering Aspects 585, 124090, 2020
462020
One-pot green synthesis of zinc oxide nano rice and its application as sonocatalyst for degradation of organic dye and synthesis of 2-benzimidazole derivatives
B Paul, S Vadivel, SS Dhar, S Debbarma, M Kumaravel
Journal of Physics and Chemistry of Solids 104, 152-159, 2017
452017
Fast catalytic reduction of p-nitrophenol by Cu/HAP/ZnFe2O4 nanocomposite
KC Das, SS Dhar
Materials Science and Engineering: B 263, 114841, 2021
432021
The system can't perform the operation now. Try again later.
Articles 1–20

Cited by

AllSince 2020
Citations33162313
h-index3328
i10-index8170
0
560
280
140
420
2001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025910716172218161721242326473996124175285279353424467542247

101

PUBLICATIONS

16

DOCTORAL STUDENTS

2

PATENTS

4

PROJECTS

Introduction [Biosketch]

  • Siddhartha Sankar Dhar was born in Tarapur Silchar, Cachar Assam. He studied in Narsing Higher Secondary School, Silchar and passed his school leaving examination in 1988. He passed (10+2) examination from Gurucharan College, Silchar, in 1990. Subsequently he graduated from G C College Silchar in 1993 with Chemistry Honours. In 1996, he completed post-graduation in Chemistry from Gauhati University. He obtained Ph D degree from Indian Institute of Technology Guwahati in 2002 under the supervision of Professor Mihir Kanti Chaudhuri. He joined National Institute of Technology Silchar as Lecturer in July 2004. He was promoted to Associate Professor in July 2018 and then to Professor in July 2022.

Areas of Interest

  • Inorganic Chemistry, Chemistry of nanomaterials, Green Chemistry.

Institution Year Degree
Narsing Higher Secondary School 1988 HSLC
Gurucharan College Silchar 1990 HSSLC
Gurucharan College Silchar 1993 B Sc (Chemistry)
Gauhati University 1996 M Sc (Chemistry)
Indian Institute of Technology Guwahati 2002 Ph D (Inorganic Chemistry)

Teaching Experience
Professor
6 July 2022 - Present
National Institute of Technology Silchar

Associate Professor
26 June 2018 - 5 July 2022
National Institute of Technology Silchar

Assistant Professor
26 July 2004 - 25 June 2018
National Institute of Technology Silchar

Juri Kalita, Linkon Bharali and Siddhartha S Dhar, “A Comprehensive Review on the Synthesis and Diverse Applications of Magnetic Nanohydroxyapatite”, Journal of Materials Science, 2025, Indexed in SCI

Monjur Hasan Barbhuiya and Siddhartha S Dhar,, “MoS2- gC3N4 encapsulated in nitrogen-doped graphene oxide: an efficient visible light photocatalyst for removal of Cr (VI) from aqueous solution and mineralization of organic contaminant,”, Materials Science & Engineering B, Volume 318, 2025, Indexed in SCI

Linkon Bharali, Siddhartha S Dhar and N S Moyon,, “Iron(III)-acetylacetonate functionalized hydroxyapatite for efficient photocatalytic degradation of pollutants,”, Inorganic Chemistry Communications, Volume 177, 2025, Indexed in SCI

Saikatendu Deb Roy, Soumitra Nath, Treena Sengupta, Arindam Nath, Krishna Ch Das, Abhijit Nath and Siddhartha S Dhar,, “Green Synthesis of Ag-MnO nanocomposite from leaves of Hibiscus Rosa-sinesis for efficient dye degradation and antifungal applications,”, Environmental Science and Pollution Research, Volume 32, 2025, Indexed in SCIE

Linkon Bharali
Completed
Supervisor : Siddhartha Sankar Dhar
Co Supervisor : N S Moyon

Saikatendu Debroy
Completed
Supervisor : Dr Siddhartha S Dhar
Co Supervisor : Dr Krishna Ch Das

Sebina Yesmin
Completed
Supervisor : Dr Rajdeep Dasgupta
Co Supervisor : Dr Siddhartha S Dhar

Juri Kalita
Completed

Debarati Chakraborty
Completed

Bishal das
Completed

Meghali Devi
Completed

Debasish Guha Thakurata
Completed

Jayanta Das
Completed

Krishna Ch Das
Completed

Arijita Paul
Completed

Tankeswar Prasad
Completed
Supervisor : Dr Sudipta Halder
Co Supervisor : Dr Siddhartha S Dhar

Bishal Bhuyan
Completed

Bappi Paul
Completed

Rupa Dey
Completed

Madhudeepa Dey
Completed

Process for the preparation of metal-acetylacetonates

“A SYSTEM FOR STUDYING AND PERFORMING THE PART-OF-SPEECH TAGGING FOR MIZO LANGUAGE”

United States
Patent Registration ID, US 7282573 B2
Process for the preparation of metal-acetylacetonates, (**GRANTED**)

Process for Preparing Quaternary Ammonium Tribromides

“A SYSTEM FOR STUDYING AND PERFORMING THE PART-OF-SPEECH TAGGING FOR MIZO LANGUAGE”

United States
Patent Registration ID, US 7005548 B2
Process for Preparing Quaternary Ammonium Tribromides, (**GRANTED**)

Sl.No: 1

Title Of Research Project: " Solvent-free oxidations and brominations of organic substrates catalyzed and/ or promoted by peroxo-metal complexes "

Sponsored By: DST

Overall Budget: Rs 8.52 lacs

Duration: Jul 15, 2008 - Jul 15, 2011 (3 years)

Status: Completed

Principal Investigator: Dr Siddhartha S Dhar

Sl.No: 2

Title Of Research Project: " Nanostructured Metal Oxides Immobilized Ionic Liquids as Green Catalysts for Selective Organic Transformations "

Sponsored By: SERB or ANRF

Overall Budget: Rs 28,64,430.00

Duration: Mar 15, 2018 - Mar 15, 2021 (3 years)

Status: Completed

Principal Investigator: Dr Siddhartha S Dhar

Co Principal Investigator: Dr Avijit Chowdhury

Sl.No: 3

Title Of Research Project: " Effect of metal doped TiO₂ on photoanode and lead free organic-inorganic metal halide perovskite on photovoltaic performance of perovskite solar cell: experimental and theoretical approach "

Sponsored By: SERB or ANRF

Overall Budget: Rs 42,38,585.00

Duration: Mar 15, 2017 - Mar 15, 2020 (3 years)

Status: Completed

Principal Investigator: Dr S K Tripathy

Co Principal Investigator: Dr Siddhartha S Dhar

Sl.No: 4

Title Of Research Project: " Development of Visible Active Multi Phasic Titania-Metal Oxide Nanoheterojunction photocatalysts with enhanced Green Hydrogen Production Capacity and Test It’s Utility in an Indigenously Fabricated Prototype Solar Photocatalytic Reactor for Large Scale pr "

Sponsored By: SERB or ANRF

Overall Budget: Rs 4638801.00

Duration: Jan 24, 2024 - Jan 23, 2027 (3 years)

Status: Ongoing

Principal Investigator: Dr Ranjith G Nair

Co Principal Investigator: Dr Siddhartha S Dhar and Dr Agnimitra Biswas

Important Notice