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Thermoelectric Properties of N-type Mg<sub>3</sub>La<sub>0.005</sub>Mn<sub>x</sub>SbBi Materials Doped with La and Mn
La과 Mn으로 이중 도핑된 n형 Mg3La0.005MnxSbBi의 열전특성
Sung-Jae Joo, JiHui Son, JeongIn Jang, Bok-Ki Min, Bong-Seo Kim
주성재, 손지희, 장정인, 민복기, 김봉서
Korean J. Met. Mater. 2024;62(1):45-50.   Published online 2023 Dec 29
DOI: https://doi.org/10.3365/KJMM.2024.62.1.45

Abstract
Mg3Sb2-based n-type materials are consisted of earth-abundant elements and possess comparable thermoelectric properties with n-type Bi2Te3 at low temperatures, which make them promising candidates for cooling and power generation applications in terms of cost and performance. Substitution of Sb atom with chalcogen elements (Te, Se S) is a conventional method..... More

                
Thermoelectric Transport Properties of Sb-doped SnSe<sub>2</sub> Polycrystalline Alloys
Seung Min Kang, Jong Wook Rho, Hyungyu Cho, Sanghyun Park, Joontae Park, Sang-il Kim
Korean J. Met. Mater. 2023;61(11):842-848.   Published online 2023 Oct 29
DOI: https://doi.org/10.3365/KJMM.2023.61.11.842

Abstract
SnSe2 alloys have been investigated in recent times as potential n-type thermoelectric materials. In this study, the thermoelectric transport properties of a series of Sb-doped SnSe2, Sn(Se1-xSbx)2 (x = 0, 0.015, 0.03, 0.045, 0.06) alloys are investigated. The electrical conductivity was generally enhanced with Sb doping owing to a large..... More

                   Web of Science 1  Crossref 1
Optimization of Sintering Temperature for the Synthesis of n-type Mg<sub>3</sub>SbBi<sub>0.99</sub>Te<sub>0.01</sub> Thermoelectric Materials
소결온도 최적화에 의한 Mg3SbBi0.99Te0.01 n형 소재의 열전특성 향상
Sung-Jae Joo, Ji-Hee Son, JeongIn Jang, Bong-Seo Kim, Bok-Ki Min
주성재, 손지희, 장정인, 김봉서, 민복기
Korean J. Met. Mater. 2023;61(10):785-792.   Published online 2023 Sep 25
DOI: https://doi.org/10.3365/KJMM.2023.61.10.785

Abstract
Mg3Sb2-based materials are promising candidates to replace n-type Bi2Te3 for cooling and power generation at low temperatures. Generally, the thermoelectric performance of a material is sensitively affected by synthesis process parameters, and among them, sintering temperature (Ts) is a critical one. In this study, n-type Mg3SbBi0.99Te0.01 polycrystalline samples were fabricated..... More

                
Stretchable Energy Harvesting Device based on Thermoelectric Composite Films
열전 복합체 필름을 이용한 스트레쳐블 에너지 하베스팅 소자 개발
Cheol Min Kim, Kwi-Il Park
김철민, 박귀일
Korean J. Met. Mater. 2023;61(8):594-601.   Published online 2023 Jul 20
DOI: https://doi.org/10.3365/KJMM.2023.61.8.594

Abstract
Thermoelectric energy harvesting has attracted a lot of attention for powering self-powered devices because of the potential to generate energy anywhere with a temperature difference. In particular, a stretchable thermoelectric generator (S-TEG) can be applied to the repetitively moving parts of a machine and even a human body. Herein, we..... More

                
Effects of Double Doping Germanium and Indium on the Thermoelectric Properties of Permingeatite
Bong-Ki Hong, Il-Ho Kim
Korean J. Met. Mater. 2023;61(7):489-499.   Published online 2023 Jun 21
DOI: https://doi.org/10.3365/KJMM.2023.61.7.489

Abstract
Cu3Sb1–x–yGexInySe4 (0.02 ≤ x ≤ 0.12; 0.04 ≤ y ≤ 0.08) permingeatite compounds doped with Ge and In were prepared using solid-state synthesis. The phases and microstructures were analyzed, and the charge transport and thermoelectric properties were evaluated according to the Ge and In doping content. Most of the samples..... More

                
Synthesis and Thermoelectric Properties of La-doped n-type Mg<sub>3</sub>SbBi Materials
La 도핑된 n형 Mg3SbBi 열전소재의 합성 및 열전특성
Sung-Jae Joo, Ji-Hee Son, JeongIn Jang, Bok-Ki Min, Bong-Seo Kim
주성재, 손지희, 장정인, 민복기, 김봉서
Korean J. Met. Mater. 2023;61(6):437-443.   Published online 2023 May 18
DOI: https://doi.org/10.3365/KJMM.2023.61.6.437

Abstract
Mg3Sb2-based materials are very promising for thermoelectric applications at low temperatures, and are strong candidates to replace n-type Bi2Te3 for cooling and power generation. Substituting Sb atoms with chalcogen elements (S, Se, Te) is a typical method of n-type doping, while doping the Mg site with Group 3 elements (Y,..... More

                   Crossref 1
Enhanced Thermoelectric Transport Properties in Cu-added Bi<sub>2</sub>Se<sub>3</sub> Polycrystalline Alloys
Hyungyu Cho, TaeWan Kim, Seung Min Kang, Sanghyun Park, Sang-il Kim
Korean J. Met. Mater. 2023;61(6):431-436.   Published online 2023 May 18
DOI: https://doi.org/10.3365/KJMM.2023.61.6.431

Abstract
The addition of Cu to layered Bi2Te3-based thermoelectric alloys has been studied as an effective way to enhance thermoelectric transport properties. In this study, the influence of adding Cu to Bi2Se3 alloys, which have the same rhombohedral crystal structure as Bi2Te3, was investigated by synthesizing a series of CuxBi2Se3 (x..... More

                   Web of Science 1  Crossref 1
Improved Thermoelectric Performance of Cu<sub>3</sub>Sb<sub>1xy</sub>Sn<sub>x</sub>In<sub>y</sub>Se<sub>4</sub> Permingeatites Double-Doped with Sn and In
Ho-Jeong Kim, Il-Ho Kim
Korean J. Met. Mater. 2023;61(6):422-430.   Published online 2023 May 18
DOI: https://doi.org/10.3365/KJMM.2023.61.6.422

Abstract
Cu–Sb–Se ternary chalcogenide compounds composed of earth-abundant low-toxicity elements are attracting attention as economical and ecofriendly semiconductors. Among them, permingeatite (Cu3SbSe4) is a potential thermoelectric material with high Seebeck coefficient and low lattice thermal conductivity. However, it is necessary to improve its thermoelectric properties through doping, as it has low..... More

                
Bytizite Cu<sub>3</sub>SbSe<sub>3</sub>: Solid-State Synthesis and Thermoelectric Performance
Go-Eun Lee, Il-Ho Kim
Korean J. Met. Mater. 2023;61(5):363-370.   Published online 2023 Apr 20
DOI: https://doi.org/10.3365/KJMM.2023.61.5.363

Abstract
Bytizite (Cu3SbSe3 ) has attracted interest as a promising thermoelectric material because of its ultralow thermal conductivity; however, there are few experimental studies. This study investigated the optimal processing conditions for the synthesis of Cu3SbSe3 using mechanical alloying (MA) and hot pressing (HP). The MA powder exhibited an orthorhombic Cu3SbSe3..... More

                
Effects of Sn and In Double-Doping on the Thermoelectric Performance of Cu<sub>3</sub>Sb<sub>1-x-y</sub>Sn<sub>x</sub>In<sub>y</sub>S<sub>4</sub> Famatinites
Sang Yun, Il-Ho Kim
Korean J. Met. Mater. 2023;61(5):355-362.   Published online 2023 Apr 20
DOI: https://doi.org/10.3365/KJMM.2023.61.5.355

Abstract
Famatinite (Cu3SbS4 ) is a promising p-type thermoelectric material because of its low lattice thermal conductivity and high Seebeck coefficient. In this study, famatinite powders, double-doped with Sn (a BIV group element) and In (a BIII group element) to give Cu3Sb1-x-ySnxInyS4 (0.02 ≤ x ≤ 0.12 and 0.06 ≤..... More

                   Web of Science 1  Crossref 2
Phase, Crystal Structure, and Thermoelectric Performance of Cubic Skinnerite Cu<sub>3</sub>Sb<sub>1-y</sub>Fe<sub>y</sub>S<sub>3</sub> Synthesized by Mechanical Alloying
Sang Jun Park, Il-Ho Kim
Korean J. Met. Mater. 2023;61(4):277-283.   Published online 2023 Mar 22
DOI: https://doi.org/10.3365/KJMM.2023.61.4.277

Abstract
Skinnerite (Cu3SbS3) has recently attracted attention as a promising thermoelectric material because of its low thermal conductivity. In this study, we performed the solid-state synthesis of Fe-doped skinnerite Cu3Sb1-yFeyS3 (y = 0.02−0.06) using mechanical alloying and hot pressing, and examined the samples’ thermoelectric properties relative to Fe doping content. All..... More

                
Solid-State Synthesis and Thermoelectric Performance of Cu<sub>3</sub>Sb<sub>1y</sub>B<sup>III</sup> <sub>y</sub>Se<sub>4</sub> (B<sup>III</sup> = Al, In) Permingeatites
Ho-Jeong Kim, Il-Ho Kim
Korean J. Met. Mater. 2023;61(4):269-276.   Published online 2023 Mar 22
DOI: https://doi.org/10.3365/KJMM.2023.61.4.269

Abstract
Permingeatite (Cu3SbSe4) is a promising thermoelectric material with narrow bandgap energy and large carrier effective mass. However, doping is required to improve its electrical conductivity and thermoelectric properties. In this study, Cu3Sb1−y(Al/In)ySe4 doped with BIII-group elements (Al or In) at the Sb sites was synthesized using mechanical alloying followed by..... More

                   Web of Science 1  Crossref 1
Electronic Transport Properties of Bi<sub>2</sub>Te<sub>2.7</sub>Se<sub>0.3</sub> Fabricated by Hot Extrusion
열간압출 공정으로 제조한 Bi2Te2.7Se0.3의 전기전도 특성
Jeong Yun Hwang, Rahidul Hasan, Kyu Hyoung Lee
황정윤, Rahidul Hasan, 이규형
Korean J. Met. Mater. 2023;61(3):213-217.   Published online 2023 Feb 24
DOI: https://doi.org/10.3365/KJMM.2023.61.3.213

Abstract
Herein we report the optimized processing conditions of hot extrusion for fabricating an n-type Bi2Te2.7Se0.3 thermoelectric compound, with high electronic transport properties as well as improved mechanical reliability. We fabricated a Bi2Te2.7Se0.3 extrudate that was 3.8 mm in diameter and 700 mm in length by controlling the processing parameters of..... More

                
Electrical, Thermal, and Thermoelectric Transport Properties of Co-Doped <i>n</i>-type Cu<sub>0.008</sub>Bi<sub>2</sub>Te<sub>2.6</sub>Se<sub>0.4</sub> Polycrystalline Alloys
Okmin Park, TaeWan Kim, Minsu Heo, Sang Jeong Park, Se Woong Lee, Hyun Kyu Cho, Sang-il Kim
Korean J. Met. Mater. 2023;61(3):206-212.   Published online 2023 Feb 24
DOI: https://doi.org/10.3365/KJMM.2023.61.3.206

Abstract
Bi2Te3-based alloys have been extensively studied as thermoelectric materials near room temperature. In this study, the electrical, thermal, and thermoelectric transport properties of a series of Co-doped n-type Cu0.008Bi2Te2.6Se0.4 polycrystalline alloys (Cu0.008Bi2−xCoxTe2.6Se0.4, x = 0, 0.03, 0.06, 0.09 and 0.12) are investigated. The electrical conductivity of the Cu0.008Bi1.97Co0.03Te2.6Se0.4 (x =..... More

                   Web of Science 2  Crossref 2
Characterization of Electronic Transport Properties of Narrow-Band Gap Fe(Se<sub>1-x</sub>Te<sub>x</sub>)<sub>2</sub> Alloys via the Two-Band Model
Two-Band 모델을 이용한 작은 밴드 갭을 가진 Fe(Se1-xTex)2 열전합금의 전기적 수송 특성 분석
Seong-Mee Hwang, Sang-il Kim, Min-Su Heo, Kiyoung Lee, Heesun Yang, Won-Seon Seo, Hyun-Sik Kim
황성미, 김상일, 허민수, 이기영, 양희선, 서원선, 김현식
Korean J. Met. Mater. 2023;61(2):98-106.   Published online 2023 Jan 27
DOI: https://doi.org/10.3365/KJMM.2023.61.2.98

Abstract
Environmentally sustainable thermoelectric technologies can be more broadly applied in industries once the performance of thermoelectric materials is improved. Several approaches have been proposed to improve the electronic transport properties of thermoelectric materials. The effects of each approach on the electronic properties can be evaluated by changes in the band..... More

                
Photo Seebeck Effect of Air Stable MAPbI<sub>3</sub>
대기중 안정한 MAPbI3에서의 Photo Seebeck 효과
Yuseong Kim, Byoungnam Park
김유성, 박병남
Korean J. Met. Mater. 2023;61(2):91-97.   Published online 2023 Jan 27
DOI: https://doi.org/10.3365/KJMM.2023.61.2.91

Abstract
With increasing interest in energy harvesting using heat as a next-generation eco-friendly energy source, organic-inorganic perovskite materials have emerged as promising materials for thermoelectric devices. In particular, the photo-Seebeck effect of halide perovskite materials has attracted attention due to their wide optical absorption spectrum and large diffusion length, depending on..... More

                
Enhanced Thermoelectric Performance of Sn-Doped Permingeatites Cu<sub>3</sub>Sb<sub>1-y</sub>Sn<sub>y</sub>Se<sub>4</sub>
Ji-Hee Pi, Go-Eun Lee, Il-Ho Kim
Korean J. Met. Mater. 2023;61(1):46-53.   Published online 2022 Dec 28
DOI: https://doi.org/10.3365/KJMM.2023.61.1.46

Abstract
In this study, Cu3Sb1-ySnySe4 (0 ≤ y ≤ 0.08) permingeatites were synthesized via mechanical alloying followed by hot pressing. The phase transformation, microstructure, charge transport parameters of the permingeatites, and their thermoelectric properties were analyzed. The permingeatites were present in a single phase with a tetragonal structure, and secondary phases..... More

                
Approaches to Estimate the Magnitude of Phonon Scattering via Point Defects in Mo(Se<sub>1-x</sub>Te<sub>x</sub>)<sub>2</sub> Thermoelectric Alloys
Mo(Se1-xTex)2 열전합금의 점 결함에 의한 포논 산란 효과 분석
You-Jong Lee, Sang-il Kim, Seong-Mee Hwang, Jeong-Yeon Kim, Won-Seon Seo, Hyun-Sik Kim
이유종, 김상일, 황성미, 김정연, 서원선, 김현식
Korean J. Met. Mater. 2023;61(1):38-45.   Published online 2022 Dec 28
DOI: https://doi.org/10.3365/KJMM.2023.61.1.38

Abstract
One of the most popular routes used to improve the thermoelectric performance of materials is to suppress their lattice thermal conductivities. Thermoelectric performance is characterized by a figure-of-merit zT, which is defined as σS2T/(κe + κl), where the σ, S, T, κe, and κl are the electrical conductivity, Seebeck coefficient,..... More

                
Transition to n-type Thermoelectric Conduction in Ni-doped FeSe<sub>2</sub> Alloys
Young Bin An, Sang Jeong Park, Okmin Park, Sang-il Kim
Korean J. Met. Mater. 2022;60(12):926-932.   Published online 2022 Nov 25
DOI: https://doi.org/10.3365/KJMM.2022.60.12.926

Abstract
We investigated the effect of Ni doping on the electrical, thermal, and thermoelectric transport properties of FeSe2 polycrystalline alloys. FeSe2 alloys exhibit both n-type and p-type conduction at different temperatures and thus their practicality as a thermoelectric material is somewhat limited. In this study, Fe1-xNixSe2 polycrystalline samples with x =..... More

                   Web of Science 4  Crossref 4
Electrical, Thermal, and Thermoelectric Transport Properties of Se-doped Polycrystalline Re<sub>2</sub>Te<sub>5</sub>
Se Woong Lee, Okmin Park, Hyun-Sik Kim, Won-Seon Seo, Sang-il Kim
Korean J. Met. Mater. 2022;60(12):919-925.   Published online 2022 Nov 25
DOI: https://doi.org/10.3365/KJMM.2022.60.12.919

Abstract
Re2Te5 is considered a potential thermoelectric material because of its intrinsically low thermal conductivity, due to its complex crystal structure. Herein, a series of Se-doped Re2Te5 (Re2Te5-xSex, x = 0, 0.2, 1, and 2) samples were synthesized, and their electrical and thermal transport properties were investigated. Pure orthorhombic Re2Te5 phases..... More

                   Web of Science 3  Crossref 3
Thermoelectric Properties of Cu-added Polycrystalline Bi<sub>2</sub>O<sub>2</sub>Se Oxyselenide
Si-young Bae, Se Woong Lee, Hyun-Sik Kim, Okmin Park, Hyunjin Park, Won-Seon Seo, Sang-il Kim
Korean J. Met. Mater. 2022;60(12):912-918.   Published online 2022 Nov 25
DOI: https://doi.org/10.3365/KJMM.2022.60.12.912

Abstract
Bi2O2Se oxyselenide has been actively studied as a potential n-type thermoelectric material because of its intrinsically low thermal conductivity and high Seebeck coefficient (S). However, Bi2O2Se has very low electrical conductivity (σ), resulting in relatively poor thermoelectric performance. Herein, we investigate the effect of Cu addition on the electrical and..... More

                   Web of Science 2  Crossref 2
Effects of V Alloying on Thermoelectric Properties of NbFeSb Half-Heusler Materials Codoped with Ti, Zr, and Sn
Sung-Jae Joo, JeongIn Jang, Ji-Hee Son, Bong-Seo Kim, Bok-Ki Min
Korean J. Met. Mater. 2022;60(11):858-864.   Published online 2022 Oct 31
DOI: https://doi.org/10.3365/KJMM.2022.60.11.858

Abstract
NbFeSb-based alloys are promising p-type half-Heusler materials with excellent thermoelectric performance, thermal stability, and naturally abundant constituent elements. Alloying and doping are powerful techniques for enhancing the thermoelectric properties of half-Heusler materials. This study experimentally investigated the effects of V alloying in NbFeSb codoped with Ti, Zr, and Sn. As..... More

                
Thermoelectric Performance of Sn and Bi Double-Doped Permingeatite
Hee-Jae Ahn, Il-Ho Kim
Korean J. Met. Mater. 2022;60(8):593-600.   Published online 2022 Jul 12
DOI: https://doi.org/10.3365/KJMM.2022.60.8.593

Abstract
In this study, mechanical alloying was performed to synthesize permingeatite Cu3Sb1-x-ySnxBiySe4 (0.02 ≤ x ≤ 0.06 and 0.02 ≤ y ≤ 0.04) doped with Sn and Bi. Hot pressing was subsequently conducted to achieve dense sintered bodies. When the Bi content was constant, the carrier concentration increased with the Sn..... More

                   Web of Science 2  Crossref 2
Thermoelectric Transport Properties of Pb(Bi1<sub>-x</sub>Sn<sub>x</sub>)<sub>2</sub>Te<sub>4</sub> (0x1) compounds
Pb(Bi1-xSnx)2Te4 (0≤x≤1) 화합물의 열전수송특성 연구
Woo Hyun Nam, Young Soo Lim
남우현, 임영수
Korean J. Met. Mater. 2022;60(8):587-592.   Published online 2022 Jul 12
DOI: https://doi.org/10.3365/KJMM.2022.60.8.587

Abstract
In this study, the effect of Sb incorporation on the thermoelectric transport properties of tetradymite-type Pb(Bi2-xSbx)Te4 (0≤x≤1) compounds is presented. PbBi2Te4 (x = 0) possesses a high electron concentration of ~1.6×1020/cm3 at room temperature and exhibits n-type degenerate semiconductor behavior, in which electrical conductivity decreases and negative Seebeck coefficient increases..... More

                
Synthesis of N-type Bi<sub>2</sub>Te<sub>2.7</sub>Se<sub>0.3</sub> Compounds through Oxide-Reduction Process and Related Thermoelectric Transport Properties
산화물 환원공정에 의한 n형 Bi2Te2.7Se0.3 화합물의 합성과 열전특성
Young Soo Lim, Bae Gun Park, Gil-Geun Lee
임영수, 박배건, 이길근
Korean J. Met. Mater. 2022;60(6):463-470.   Published online 2022 May 24
DOI: https://doi.org/10.3365/KJMM.2022.60.6.463

Abstract
We present a study on the synthesis of Bi2Te2.7Se0.3 powders through an oxide reduction process and also on the effect of the oxide reduction process on the thermoelectric transport properties of the resulting Bi2Te2.7Se0.3 compounds. Starting materials of Bi2O3, TeO2 and SeO2 were mechanical milled for homogeneous mixing, and then..... More

                   Web of Science 4  Crossref 6
Skinnerite Cu<sub>3</sub>SbS<sub>3</sub>: Solid-State Synthesis and Thermoelectric Properties
Go-Eun Lee, Il-Ho Kim
Korean J. Met. Mater. 2022;60(6):455-462.   Published online 2022 May 24
DOI: https://doi.org/10.3365/KJMM.2022.60.6.455

Abstract
Skinnerite Cu3SbS3, which consists of non-toxic and low-cost elements, is a potential thermoelectric material, however, studies on its thermoelectric properties are limited. In this study, the optimal conditions of mechanical alloying (MA) and hot pressing (HP) for the synthesis of the Cu3SbS3 phase were investigated, and its thermoelectric properties were..... More

                   Web of Science 3  Crossref 4
Preparation and Thermoelectric Properties of Si-Doped Tetrahedrites Cu<sub>12</sub>Sb<sub>4-y</sub>Si<sub>y</sub>S<sub>13</sub>
Min-Cheol Kwon, Il-Ho Kim
Korean J. Met. Mater. 2022;60(6):440-447.   Published online 2022 May 24
DOI: https://doi.org/10.3365/KJMM.2022.60.6.440

Abstract
Si-doped Cu12Sb4-ySiyS13 (y = 0.1-0.4) compounds were prepared using solid-state synthesis. Each specimen consisted of a single tetrahedrite phase with a densely sintered body whose relative density exceeded 98.9%. The lattice constant decreased from 1.0357 nm to 1.0336 nm as the Si content increased. When the Si doping content (y)..... More

                
Preparation and Investigation of Thermoelectric Properties of Cu<sub>3</sub>SbS<sub>4</sub>-Cu<sub>3</sub>SbSe<sub>4</sub> Solid Solutions
Go-Eun Lee, Il-Ho Kim
Korean J. Met. Mater. 2022;60(5):384-390.   Published online 2022 Apr 22
DOI: https://doi.org/10.3365/KJMM.2022.60.5.384

Abstract
Cu-based ternary chalcogenides composed of earth-abundant and nontoxic elements are considered promising thermoelectric materials, although there are few reports on them. In our previous studies, optimal mechanical alloying (MA) and hot pressing (HP) were used to synthesize Cu3SbS4 (famatinite) and Cu3SbSe4 (permingeatite). In this study, solid solutions of Cu3SbS4-ySey (y..... More

                   Web of Science 1  Crossref 1
Solid-State Synthesis and Thermoelectric Properties of Ge-Doped Tetrahedrites Cu<sub>12</sub>Sb<sub>4-y</sub>Ge<sub>y</sub>S<sub>13</sub>
Se-In Jeong, Il-Ho Kim
Korean J. Met. Mater. 2022;60(5):376-383.   Published online 2022 Apr 22
DOI: https://doi.org/10.3365/KJMM.2022.60.5.376

Abstract
Ge-doped tetrahedrites Cu12Sb4-yGeyS13 (y = 0.1–0.4) were prepared using mechanical alloying and hot pressing. An X-ray diffraction analysis after mechanical alloying showed a single tetrahedrite phase without secondary phases. The tetrahedrite phase was stable after hot pressing at 723 K under 70 MPa. As the Ge content increased, the lattice..... More

                
Study of Phase Formation Behavior and Electronic Transport Properties in the FeSe<sub>2</sub> -FeTe<sub>2</sub> System
FeSe2-FeTe2 계 다결정 소재의 상 형성 거동 및 전기 전도 특성에 관한 연구
Okmin Park, TaeWan Kim, Se Woong Lee, Hyun-Sik Kim, Weon Ho Shin, Jamil Ur Rahman, Sang-il Kim
박옥민, 김태완, 이세웅, 김현식, 신원호, , 김상일
Korean J. Met. Mater. 2022;60(4):315-320.   Published online 2022 Mar 28
DOI: https://doi.org/10.3365/KJMM.2022.60.4.315

Abstract
In this study, we investigated the phase formation behavior of the FeSe2-FeTe2 system and the evolution of their thermoelectric transport properties. A series of Fe(Se1-xTex)2(x = 0, 0.2, 0.6, 0.8 and 1) compounds were synthesized by conventional solid-state reaction. Single phase orthorhombic structures were formed, except for FeSe0.4Te1.6(x = 0.2)...... More

                   Web of Science 10  Crossref 8
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