Personal information

Powder metallurgy, Luminescence, thermoelectrics

Activities

Employment (2)

Korea Institute of Science and Technology: Seoul, KR

2022-09-01 to present | Post doctoral fellow (Electronic Materials Research Center)
Employment
Source: Self-asserted source
Peyala Dharmaiah

Kongju National University: Cheonan, Chungnam, KR

2018-03-01 to 2022-08-31 | Post doctoral fellow (Division of Advanced Materials Engineering)
Employment
Source: Self-asserted source
Peyala Dharmaiah

Education and qualifications (1)

Kongju National University: Cheonan, Chungnam, KR

2013-08 to 2018-02-28 (Advanced Materials Engineering)
Education
Source: Self-asserted source
Peyala Dharmaiah

Professional activities (6)

The Korean Ceramic Society: Seoul, KR

2024 | Best poster presentation award
Distinction
Source: Self-asserted source
Peyala Dharmaiah

Korea Institute of Science and Technology: Seoul, KR

2023 | Research note award
Distinction
Source: Self-asserted source
Peyala Dharmaiah

Korean Institute of Metals and Materials: Seoul, KR

2020 | Outstanding microstructure photography award
Distinction
Source: Self-asserted source
Peyala Dharmaiah

ISNNM 2020-The 16th International symposium on novel and nano materials: Jeju, KR

2020 | Shinhan Diamond Best Presentation award
Distinction
Source: Self-asserted source
Peyala Dharmaiah

Korean Institute of Metals and Materials: Seoul, KR

2018 | Best oral presentation award
Distinction
Source: Self-asserted source
Peyala Dharmaiah

Korean Institute of metals and materials: Seoul, KR

2017 | Best oral presentation award
Distinction
Source: Self-asserted source
Peyala Dharmaiah

Works (41)

Enhancement of thermoelectric properties in p-type ZnSb alloys through Cu-doping

Journal of Alloys and Compounds
2024-11 | Journal article
Part of ISSN: 0925-8388
Contributors: Peyala Dharmaiah; Minsu Heo; Cheenepalli Nagarjuna; Sung-Jin Jung; Sung Ok Won; Kyu Hyoung Lee; Seong Keun Kim; Jin-Sang Kim; Byungmin Ahn; Hyun-Sik Kim et al.
Source: Self-asserted source
Peyala Dharmaiah

Why is it challenging to improve the thermoelectric properties of <i>n</i>-type Bi2Te3 alloys?

Applied Physics Reviews
2024-09-01 | Journal article | Author
Part of ISSN: 1931-9401
Contributors: Peyala Dharmaiah; Sung-Jin Jung; Jin-Sang Kim; Seong Keun Kim; Seung-Hyub Baek
Source: Self-asserted source
Peyala Dharmaiah

Advancement of thermoelectric performances through the dispersion of expanded graphene on p-type BiSbTe alloys

Powder Metallurgy
2023-12 | Journal article
Part of ISSN: 0032-5899
Part of ISSN: 1743-2901
Contributors: Eun-Ha Go; Rathinam Vasudevan; Babu Madavali; Peyala Dharmaiah; Min-Woo Shin; Sung Ho Song; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Optimization of mixed grain size structure for enhancement of thermoelectric figure of merit in p-type BiSbTe-based alloys

Journal of Materials Science
2022-10 | Journal article
Part of ISSN: 0022-2461
Part of ISSN: 1573-4803
Contributors: Peyala Dharmaiah; Dae-Hyeon Kim; Jin-gu Kwon; Yeeun Lee; Sangwon Geum; Ga-ram Lee; Minjae Kang; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Enhancing the thermoelectric properties of powder metallurgically produced BiSbTe alloy through feasible electroless surface coating method

Journal of the European Ceramic Society
2022-07 | Journal article
Part of ISSN: 0955-2219
Contributors: Pathan Sharief; Babu Madavali; Peyala Dharmaiah; Jun Woo Song; Gian-Song; Youhan Sohn; Jun Hyun Han; Sung Ho Song; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Enhancing the thermoelectric properties through hierarchical structured materials fabricated through successive arrangement of different microstructure

Journal of Alloys and Compounds
2022-07 | Journal article
Part of ISSN: 0925-8388
Contributors: Pathan Sharief; Peyala Dharmaiah; Babu Madavali; Jun Woo Song; Jin Kyu Lee; Jong Hyeon Lee; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Synergistic Optimization of the Thermoelectric and Mechanical Properties of Large-Size Homogeneous Bi<sub>0.5</sub>Sb<sub>1.5</sub>Te<sub>3</sub> Bulk Samples via Carrier Engineering for Efficient Energy Harvesting

ACS Applied Materials &amp; Interfaces
2022-03-02 | Journal article
Part of ISSN: 1944-8244
Part of ISSN: 1944-8252
Contributors: Chul-hee Lee; Peyala Dharmaiah; Dong Hwan Kim; Duck Ki Yoon; Tae Hoon Kim; Sung Ho Song; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Tuning of thermoelectric transport properties via the formation of hierarchical structures in Bi‐doped <scp> Gd <sub>2</sub> O <sub>3</sub> </scp> /Bi <sub>0.</sub> <scp> <sub>5</sub> Sb <sub>1</sub> </scp> <sub>.</sub> <scp> <sub>5</sub> Te <sub>3</sub> </scp> nanocomposites

International Journal of Energy Research
2021-12 | Journal article
Part of ISSN: 0363-907X
Part of ISSN: 1099-114X
Contributors: May Likha Lwin; Peyala Dharmaiah; Byeong Ho Min; Gian Song; Kyeong Youl Jung; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Formation of inhomogeneous micro-scale pores attributed ultralow κlat and concurrent enhancement of thermoelectric performance in p-type Bi0.5Sb1.5Te3 alloys

Journal of Alloys and Compounds
2021-11 | Journal article
Part of ISSN: 0925-8388
Contributors: Cheenepalli Nagarjuna; Peyala Dharmaiah; JongHyeon Lee; Ki Buem Kim; Gian Song; Jin Kyu Lee; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Synergetic effects of co-dispersed Cu and insulating HfO2 nanoparticles enabled high thermoelectric figure of merit in Bi0.5Sb1.5Te3 composites

Applied Surface Science
2021-08 | Journal article
Part of ISSN: 0169-4332
Contributors: Peyala Dharmaiah; Cheenepalli Nagarjuna; Pathan Sharief; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Effect of Powder Heat Treatment on Chemical Composition and Thermoelectric Properties of Bismuth Antimony Telluride Alloys Fabricated by Combining Water Atomization and Spark Plasma Sintering

Materials
2021-06-01 | Journal article
Part of ISSN: 1996-1944
Contributors: Dong-won Shin; Peyala Dharmaiah; Jun-Woo Song; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Enhanced thermoelectric performance of Bi0.5Sb1.5Te3 composites through potential barrier scattering at heterogeneous interfaces

Materials Research Bulletin
2021-01 | Journal article
Part of ISSN: 0025-5408
Contributors: Peyala Dharmaiah; Kap-Ho Lee; Sung Ho Song; Hyoung Seop Kim; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Correlation with the composition of the different parts of p-type Bi0.5Sb1.5Te3 sintered bulks and their thermoelectric characteristics

Journal of Alloys and Compounds
2020-12 | Journal article
Part of ISSN: 0925-8388
Contributors: May Likha Lwin; Peyala Dharmaiah; Suk-Min Yoon; Sung Ho Song; Hyoung Seop Kim; Jong-Hyeon Lee; Reza Ghomashchi; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Grain refinement to improve thermoelectric and mechanical performance in n-type Bi2Te2.7Se0.3 alloys

Materials Chemistry and Physics
2020-12 | Journal article
Part of ISSN: 0254-0584
Contributors: Cheenepalli Nagarjuna; Peyala Dharmaiah; Ki Buem Kim; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Recrystallization stimulated hierarchical structures for the simultaneous enhancement of Seebeck coefficient and electrical conductivity in Bi-Sb-Te alloys

Journal of Alloys and Compounds
2020-11 | Journal article
Part of ISSN: 0925-8388
Contributors: Myeong-Won Lee; Peyala Dharmaiah; Chul-Hee Lee; Sung Ho Song; Jong-Hyeon Lee; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Mechanical and thermoelectric properties of environment friendly higher manganese silicide fabricated using water atomization and spark plasma sintering

Intermetallics
2020-04 | Journal article
Part of ISSN: 0966-9795
Contributors: Peyala Dharmaiah; Chul-hee Lee; Gian Song; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Influence of Spark Plasma Sintering Temperature on Microstructure and Thermoelectric Properties of Cu-Doped Bi0.5Sb1.495Te3 Compound

Archives of Metallurgy and Materials
2020-04-21 | Journal article
Part of ISSN: 2300-1909
Contributors: Chul-Hee Lee; Peyala Dharmaiah; Jun-Woo Song; Kwang-Yong Jeong; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Enhanced thermoelectric properties of Bi0.5Sb1.5Te3 composites with in-situ formed senarmontite Sb2O3 nanophase

Journal of Alloys and Compounds
2019-03 | Journal article | Author
Part of ISSN: 0925-8388
Contributors: Eun Bin Kim; Peyala Dharmaiah; Kap-Ho Lee; JongHyeon Lee; Jong-Hyeon Lee; Jae-Kyo Yang; Dae-Hwan Jang; Dong-Soo Kim; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Formation mechanism of twin structures in p-type (Bi0.25Sb0.75)2Te3 thermoelectric compound

Scripta Materialia
2019-03 | Journal article
Part of ISSN: 1359-6462
Contributors: Kap Ho Lee; Peyala Dharmaiah; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Oxide formation mechanism and its effect on the microstructure and thermoelectric properties of p-type Bi0.5Sb1.5Te3 alloys

Intermetallics
2018-12 | Journal article
Part of ISSN: 0966-9795
Contributors: May Likha Lwin; Peyala Dharmaiah; Babu Madavali; Chul-Hee Lee; Dong-won Shin; Gian Song; Kap-Ho Lee; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Thermoelectric Properties of Texture-Controlled (GeTe) x (AgSbTe2)100−x (x = 75, 80, 85, and 90) Alloys Fabricated by Gas-Atomization and Hot-Extrusion Processes

Journal of Electronic Materials
2018-06 | Journal article
Part of ISSN: 0361-5235
Part of ISSN: 1543-186X
Contributors: Hyo-Seob Kim; Peyala Dharmaiah; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Comparative Studies of Different Thermal Consolidation Techniques on Thermoelectric Properties of BiTeSe Alloy

Journal of the Korean Society for Heat Treatment
2018-05-30 | Journal article
Contributors: P. Sharief; P. Dharmaiah; C.H. Lee; S.S. Ahn; S.H Lee; H.T Son; S.J. Hong
Source: Self-asserted source
Peyala Dharmaiah

Effects of Ni and carbon-coated Ni addition on the thermoelectric properties of 25Bi<inf>2</inf>Te<inf>3</inf>+75Sb<inf>2</inf>Te<inf>3</inf> base composites

Materials Chemistry and Physics
2017 | Journal article
EID:

2-s2.0-85018321353

Contributors: Yoon, S.M.; Dharmaiah, P.; Femi, O.E.; Lee, C.H.; Hong, S.-J.
Source: Self-asserted source
Peyala Dharmaiah via Scopus - Elsevier

Enhanced thermoelectric performance through carrier scattering at spherical nanoparticles in Bi<inf>0.5</inf>Sb<inf>1.5</inf>Te<inf>3</inf>/Ta<inf>2</inf>O<inf>5</inf> composites

Journal of Alloys and Compounds
2017 | Journal article
EID:

2-s2.0-85012950103

Contributors: Kim, E.B.; Dharmaiah, P.; Shin, D.; Lee, K.-H.; Hong, S.-J.
Source: Self-asserted source
Peyala Dharmaiah via Scopus - Elsevier

Investigation of microstructure and thermoelectric properties at different positions of large diameter pellets of Bi<inf>0.5</inf>Sb<inf>1.5</inf>Te<inf>3</inf> compound

Journal of Alloys and Compounds
2017 | Journal article
EID:

2-s2.0-84987935017

Contributors: Park, K.-C.; Dharmaiah, P.; Kim, H.-S.; Hong, S.-J.
Source: Self-asserted source
Peyala Dharmaiah via Scopus - Elsevier

Investigation of Thermoelectric Properties with Dispersion of Fe<inf>2</inf>O<inf>3</inf> and Fe-85Ni Nanospheres in Bi<inf>0.5</inf>Sb<inf>1.5</inf>Te<inf>3</inf> Matrix

Journal of Electronic Materials
2017 | Journal article
EID:

2-s2.0-84988693702

Contributors: Yoon, S.M.; Dharmaiah, P.; Kim, H.-S.; Lee, C.H.; Hong, S.-J.; Koo, J.M.
Source: Self-asserted source
Peyala Dharmaiah via Scopus - Elsevier

Large-scale production of (GeTe)<inf>x</inf>(AgSbTe<inf>2</inf>)<inf>100−x</inf> (x=75, 80, 85, 90) with enhanced thermoelectric properties via gas-atomization and spark plasma sintering

Acta Materialia
2017 | Journal article
EID:

2-s2.0-85012042908

Contributors: Kim, H.-S.; Dharmaiah, P.; Madavali, B.; Ott, R.; Lee, K.-H.; Hong, S.-J.
Source: Self-asserted source
Peyala Dharmaiah via Scopus - Elsevier

Thermoelectric Properties of Bi<inf>2</inf>Te<inf>3</inf> Nanocrystals with Diverse Morphologies Obtained via Modified Hydrothermal Method

Journal of Electronic Materials
2017 | Journal article
EID:

2-s2.0-84994403511

Contributors: Dharmaiah, P.; Hong, S.-J.
Source: Self-asserted source
Peyala Dharmaiah via Scopus - Elsevier

Hydrothermal method for the synthesis of Sb2Te3, and Bi0.5Sb1.5Te3 nanoplates and their thermoelectric properties

International Journal of Applied Ceramic Technology
2017-07 | Journal article
Contributors: Dharmaiah Peyala; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah via Crossref Metadata Search
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Optimization of Spark Plasma Sintering Temperature Conditions for Enhancement of Thermoelectric Performance in Gas-Atomized Bi0.5Sb1.5Te3 Compound

Journal of Korean Powder Metallurgy Institute
2017-04-30 | Journal article
Part of ISSN: 1225-7591
Part of ISSN: 2287-8173
Contributors: Division of Advanced Materials Engineering, Kongju National University, 275, Budae-dong, Cheonan 31080, Republic of Korea; Kwang-yong Jeong; Chul Hee Lee; Peyala Dharmaiah; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah

Characterization of Cu and Ni Nano-Fluids Synthesized by Pulsed Wire Evaporation Method

Archives of Metallurgy and Materials
2017-01-01 | Journal article
Contributors: Hyo-Seob Kim; Fikret Yilmaz; Peyala Dharmaiah; Dong-Jin Lee; Tae-Haeng Lee; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah via Crossref Metadata Search

Effect of Acid Dissolution Conditions on Recovery of Valuable Metals from Used Plasma Display Panel Scrap

Archives of Metallurgy and Materials
2017-01-01 | Journal article
Contributors: Chan-Mi Kim; Peyala Dharmaiah; Hyo-Seob Kim; Jar-Myung Koo; Jae-Sik Yoon; Hyun-Seon Hong; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah via Crossref Metadata Search

Effect of Surfactant Addition on Bi2Te3 Nanostructures Synthesized by Hydrothermal Method

Archives of Metallurgy and Materials
2017-01-01 | Journal article
Contributors: Peyala Dharmaiah; C.H. Lee; B. Madavali; Soon-Jik Hong
Source: Self-asserted source
Peyala Dharmaiah via Crossref Metadata Search

Influence of powder size on thermoelectric properties of p-type 25%Bi<inf>2</inf>Te<inf>3</inf>-75%Sb<inf>2</inf>Te<inf>3</inf>alloys fabricated using gas-atomization and spark-plasma sintering

Journal of Alloys and Compounds
2016 | Journal article
EID:

2-s2.0-84975491996

Contributors: Dharmaiah, P.; Kim, H.-S.; Lee, C.-H.; Hong, S.-J.
Source: Self-asserted source
Peyala Dharmaiah via Scopus - Elsevier

Luminescence and energy transfer in Dy<sup>3+</sup>/Tb<sup>3+</sup> co-doped transparent oxyfluorosilicate glass-ceramics for green emitting applications

Materials Research Bulletin
2016 | Journal article
EID:

2-s2.0-84978254446

Contributors: Dharmaiah, P.; Viswanath, C.S.D.; Basavapoornima, C.; Krishnaiah, K.V.; Jayasankar, C.K.; Hong, S.-J.
Source: Self-asserted source
Peyala Dharmaiah via Scopus - Elsevier

Broadband near-infrared luminescence and visible upconversion of Er&lt;sup&gt;3+&lt;/sup&gt;-doped tungstate-tellurite glasses

Science of Advanced Materials
2015 | Journal article
EID:

2-s2.0-84937643991

Contributors: Venkata Krishnaiah, K.; Venkataiah, G.; Marques-Hueso, J.; Dharmaiah, P.; Jayasankar, C.K.; Richards, B.S.
Source: Self-asserted source
Peyala Dharmaiah via Scopus - Elsevier

Concentration dependent luminescence properties of Sm<sup>3+</sup>-ions in tellurite-tungsten-zirconium glasses

Optical Materials
2015 | Journal article
EID:

2-s2.0-84920579466

Contributors: Venkataiah, G.; Jayasankar, C.K.; Venkata Krishnaiah, K.; Dharmaiah, P.; Vijaya, N.
Source: Self-asserted source
Peyala Dharmaiah via Scopus - Elsevier

Fabrication of Zn&lt;inf&gt;4&lt;/inf&gt;Sb&lt;inf&gt;3&lt;/inf&gt; alloys by a combination of gas-atomization and spark plasma sintering processes

Archives of Metallurgy and Materials
2015 | Journal article
EID:

2-s2.0-84938118281

Contributors: Dharmaiah, P.; Kim, H.-S.; Lee, K.-H.; Hong, S.-J.
Source: Self-asserted source
Peyala Dharmaiah via Scopus - Elsevier

Optical and upconversion properties of Er<sup>3+</sup>-doped oxyfluoride transparent glass-ceramics containing SrF<inf>2</inf> nanocrystals

Journal of Materials Research
2013 | Journal article
EID:

2-s2.0-84878864883

Contributors: Kesavulu, C.R.; Yoo, M.-Y.; Lee, J.-H.; Lim, K.-S.; Dharmaiah, P.; Jayasankar, C.K.; Babu, P.
Source: Self-asserted source
Peyala Dharmaiah via Scopus - Elsevier

Spectroscopic studies of lead antimony borate glasses doped with erbium ions

AIP Conference Proceedings
2013 | Conference paper
EID:

2-s2.0-84880102325

Contributors: Reddy, M.C.S.; Goud, K.K.M.; Dharmaiah, P.; Rao, B.A.
Source: Self-asserted source
Peyala Dharmaiah via Scopus - Elsevier

Synthesis and Color Tunable Up-converted Emission from Co-doped (Er3++Yb3+):Y2CaZnO5 Nanophosphor

International Conference on Fibre Optics and Photonics
2012 | Conference paper
Contributors: R. Rajeswari; P. Dharmaiah; S. Surendra Babu; C. K. Jayasankar
Source: Self-asserted source
Peyala Dharmaiah via Crossref Metadata Search

Peer review (2 reviews for 2 publications/grants)

Review activity for Current applied physics. (1)
Review activity for Materials chemistry and physics. (1)