吴笛

 

 

研究工作经历:                                       


金沙国际注册娱乐网址      教授              2017-至今

南方科技大学      研究助理教授       2013-2017

理学博士         University of Virginia     2007-2013

理学学士         中国科学技术大学    2002-2006


联系方式:


Tel:029-81530709   Email: wud@snnu.edu.cn

办公室:致知楼2541


研究方向:


1.Microstructure characterizations via TEM;

2.Microstructure- thermoelectric properties inter-relationships;

3.Electrical and thermal transport simulations;

4.Potential thermoelectric devices;

5.Ferroelectrics and piezoelectrics.

                          热电效应

                热输运:全谱声子散射

                   电输运:能带调控

欢迎有兴趣、有物理材料基础的同学加入!



研究成果:


吴笛教授从2008年起在研究热电材料物性与微观结构的关联性方面做出了一系列工作,在国际顶级期刊,包括 Energy & Environmental Science, Advanced Materials, Advanced Functional Materials, Journal of the American Chemical Society, Materials Today, Physical Review Letters, Nano energy, Nature communications, Nature Materials等杂志上发表多篇相关论文。


(一)主持项目


1. 国家自然科学基金(青年):2016-2018

2. 陕师大引进人才科研启动基金:2017-2020

3. 陕师大中央高校重点项目:2018-2020


(二)发表研究论文



2021

1. P. Liang,* J. Zhu,  D. Wu, H. Peng, X. Chao, Z. Yang,* "Good dielectric performance and broadband dielectric polarization in Ag,Nb co-doped TiO2", Journal of the American Ceramic Society, 2021, doi:10.1111/jace.17660.


2020

1. Z. Peng, D. Wu, P. Liang,* J. Zhu, X. Zhou, X. Chao,* Z. Yang,* "Understanding the ultrahigh dielectric permittivity response in titanium dioxide ceramics", Ceramics International, 2020, 46, 2525-2551.

2. Z. Peng, D. Wu, P. Liang,* X. Zhou, J. Wang, J. Zhu, X. Chao,* Z. Yang,* "Grain boundary engineering that induces ultrahigh permittivity and decreased dielectric loss in CdCu3Ti4O12 ceramics", Journal of the American Ceramic Society, 2020, 103, 1230-1240.

3. X. Ren, L. Jin, Z. Peng, B. Chen, X. Qiao, D. Wu, G. Li, H. Du, Z. Yang,* X. Chao*, "Regulation of energy density and efficiency in transparent ceramics by grain refinement", Chemical Engineering Journal, 2020, 390, 124566.

4. X. Qiao, F. Zhang, D. Wu, B. Chen, X. Zhao, Z. Peng, X. Ren, P. Liang, X. Chao,* Z. Yang*, "Superior comprehensive energy storage properties in Bi0.5Na0.5TiO3-based relaxor ferroelectric ceramics", Chemical Engineering Journal, 2020, 390, 124158.

5. B. Chen, Y. Tian, J. Lu, D. Wu, X. Qiao, P. Liang, H. Du, Z. Peng, X, Ren, X. Chao,* Z. Yang*, "Ultrahigh storage density achieved with (1-x)KNN-xBZN ceramics", Journal of the European Ceramics Society, 2020, 40, 2936-2944.

6. X. Ren, Z. Peng, B. Chen, Q. Shi, X. Qiao, D.Wu, G. Li, L. Jin, Z. Yang,* X. Chao,* "A compromise between piezoelectricity and transparency in KNN-based ceramics: The dual function of Li2O addtion", Journal of the European Ceramic Society, 2020, 40, 2331-2337.

7. Q. Zhang, B. Chen, D. Wu, Z. Peng, X. Qiao, X. Chao,* Z. Yang,* "Controllable synthesis of (Ba0.85Ca0.15)(Zr0.1Ti0.9)O3 submicron sphere by hydroxide co-precipitation method", Ceramics International, 2020, 46, 28285-28291.

8. F. Zhang,# X. Qiao,# Q. Shi, X. Chao, Z. Yang,* D. Wu,* "High energy storage density realized in Bi0.5Na0.5TiO3-based relaxor ferroelectric ceramics at ultralow sintering temperature", Journal of the European Ceramic Society, 2021, 41, 368-375.

9. J. Zhu, D. Wu, P. Liang,* X. Zhou, Z. Peng, X. Chao, Z. Yang,* "Ag+/W6+ co-doped TiO2 ceramic with colossal permittivity and low loss", Journal of Alloys and Compounds, 2021, 856, 157350.

10. X. Qiao, A. Sheng, D. Wu, F. Zhang, B. Chen, P. Liang,* J. Wang,* X. Chao,* Z. Yang,* "A novel multifunctional ceramic with photoluminescence and outstanding energy storage properties", Chemical Engineering Journal, 2021, 408, 127368.

11. Z. Peng, J. Wang, X. Lei, J. Zhu, S. Xu, P. Liang,* L. Wei, D. Wu, J. Wang,* X. Chao,* Z. Yang,* "Colossal dielectric response in CdAlxCu3-xTi4O12 perovskite ceramics", Materials Chemistry and Physics, 2021, 258, 123940.

12. X. Qi,# Y. Huang,# D. Wu,* B.B. Jiang, B. Zhu, X. Xu, J. Feng, B. Jia, Z. Shu, J.Q. He*, "Eutectoid Nano-precipitates inducing Remarkably Enhanced Thermoelectric Performance in (Sn1-xCdxTe)1-y(Cu2Te)y ", Journal of Materials Chemistry A, 2020, 8, 2097.

13. X. Xu, Y. Huang, L. Xie, D. Wu, Z.-H. Ge,* J.Q. He,* "Realizing improved thermoelectric performance in BiI3-doped Sb2Te3(GeTe)17 via introducing dual vacancy defects", Chemistry of Materials, 2020, 32, 1693-1701.

14. S. Liu,# Y. Yu,#, D. Wu,* X. Xu, L. Xie, X. Chao, M. Bosman, S.J. Pennycook, Z. Yang,* J.Q. He,* "Coherent Sb/CuTe core/shell nanostructure with large strain contrast boosting the thermoelectric performance of n-type PbTe", Advanced Functional Materials, 2021, 31, 2007340.

15. X. Xu, J. Cui, Y. Yu, B. Zhu, Y. Huang, L. Xie, D. Wu, J.Q. He,* "Constructing van der Waals gaps in cubic-structured SnTe-based thermoelectric materials", Energy & Environmental Science, 2020, 13, 5135. 


 

2019

1.H. Peng, P. Liang, D. Wu, X. Zhou, Z. Peng, Y. Xiang, X. Chao,* Z. Yang,* "Simultaneous realization of broad temperature stability range and outstanding dielectric performance in (Ag+, Ta5+) co–doped TiO2 ceramics", Journal of Alloys and Compounds, 2019, 783, 423-427.

2. X. Ren, Q. Chai, X. Zhao, Z. Peng, D. Wu, P. Liang, L. Wei, Z. Yang,* X. Chao,* "Relaxor behaviors and electric response in transparent 0.95 (K0. 5Na0. 5NbO3)-0.05 Ca (ZrxZnyNbz)1.025O3 ceramics with low-symmetric structure", Ceramics International, 2019, 45, 3961-3968.

3. L. Li, B. Yang, X. Chao, D. Wu, L. Wei,* Z. Yang,* "Effects of preparation method on the microstructure and electrical properties of tungsten bronze structure Sr2NaNb5O15 ceramics", Ceramics International, 2019, 45, 558-565.

4. X. Zhao, X. Chao,* D. Wu, P. Liang, Z. Yang,* "Simultaneous realization of high transparency and piezoelectricity in low symmetry KNN-based ceramics", Journal of the American Ceramic Society, 2019, 102, 3498-3509.

5. B. Chen, P. Liang, D. Wu, X. Zhao, X. Qiao, Z. Peng, L. Wei, X. Chao,* Z. Yang,* "High-efficiency synthesis of high-performance K0.5Na0.5NbO3 ceramics", Powder Technology, 2019, 346, 248-255.

6. Z. Peng, P. Liang, B. Chen, Y. Xiang, H. Peng, D. Wu, X. Chao,* Z. Yang,* "Low-temperature synthesis of CdCu3Ti4O12 powders with high dielectric permittivities", Ceramics International, 2019, 45, 11899-11904.

7. X. Zhao, X. Chao,* D.Wu, P. Liang, Z. Yang,* "Evaluation of birefringence contribution to transparency in (1-x)KNN-xSr(Al0.5Ta0.5)O3 ceramics: A phase structure tailoring", Journal of Alloys and Compounds, 2019, 798, 669-677.

8. X. Chao,* X. Ren, X. Zhang, Z. Peng, J. Wang, P. Liang, D. Wu, Z. Yang,* "Excellent optical transparency of potassium-sodium niobate-based lead-free relaxor ceramics induced by fine grains", Journal of the European Ceramic Society, 2019, 39, 3684-3692.

9. X. Qiao, D. Wu, F. Zhang, M. Niu, B. Chen, X. Zhao, P. Liang, L. Wei, X. Chao,* Z. Yang,* "Enhanced energy density and thermal stability in relaxor ferroelectric Bi0.5Na0.5TiO3-Sr0.7Bi0.2TiO3ceramics", Journal of the European Ceramic Society, 2019, 39, 4778-4784.

10. N. Zhao, P. Liang, D. Wu, X. Chao,* Z. Yang,* "Temperature stability and low dielectric loss of lithium-doped CdCu3Ti4O12 ceramics for X9R capacitor applications", Ceramics International, 2019, 45, 22991-22997. 

11. X. Qiao, D. Wu, F. Zhang, B. Chen, X. Ren, P. Liang, H. Du, X. Chao,* Z. Yang,* "Bi0.5Na0.5TiO3-based relaxor ferroelectric ceramic with large energy density and high efficiency under a moderate electric field", Journal of Materials Chemistry C, 2019, 7, 10514.

12. D. Wu, X. Chen, F. Zheng,* H. Du, L. Jin,* R.E. Dunin-Borkowski, "Dislocation evolution and migration at grain boundaries in thermoelectric SnTe", ACS Applied Energy Materials, 2019, 2, 2392-2397.

13. D. Wu, L. Xie, X. Chao, Z. Yang,* J. He,* "Step-up thermoelectric performance realized in Bi2Te3 alloyed GeTe via carrier concentration and microstructure modulations", ACS Applied Energy Materials, 2019, 2, 1616-1622.

14. D. Wu, L. Xie, X. Xu, J. He,* "High thermoelectric performance achieved in GeTe-Bi2Te3 pseudo-binary via van der Waals gap-induced hierarchical ferroelectric domain structure", Advanced Functional Materials, 2019, 29, 1806613.

15. D. Wu,* D. Feng, X. Xu, M.K. He, J. Xu, J. He,* "Realizing high figure of merit plateau in Ge1-xBixTe via enhanced Bi solution and Ge precipitation", Journal of Alloys and Compounds, 2019, 805, 831-839.

16. L. Xie, D. Wu, H. Yang, Y. Yu, Y. Wang, J. He,* "Direct atomic-scale observation of Ag+ diffusion structure in the quasi-2D "liquid-like" state of superionic thermoelectric AgCrSe2", Journal of Materials Chemistry C, 2019, 7, 9263-9269.

17. X. Xu,# L. Xie,#,* Q. Lou, M. He, B.B. Jiang, Y. Yu, D. Wu,* J. He, * "Enhanced thermoelectric properties in chimney ladder structured Mn(BxSi1-x)1.75 due to the dual lattice occupation of boron", Applied Physics Letters, 2019, 115, 123902.


2018

1. B. Li,* H. Wang,* Y. Kawakita, Q. Zhang,  M. Feygenson, H.L. Yu, D. Wu, K. Ohara, T. Kikuchi, K. Shibata, Y. Yamada, Y. Chen, J. He,* D. Vaknin, R.Q. Wu, K. Nakajima, M.G. Kanatzidis* “Liquid-like thermal conduction in intercalated layered crystalline solids”, Nature Materials, 2018, 17, 226-230.

2. M. He, Feng, Dan, D. Wu,* Y. Guan, J. He* "Excellent thermoelectric performance achieved over broad temperature plateau in indium-doped SnTe-AgSbTe2 alloys", Applied Physics Letters, 2018, 112, 063902.

3. Y. Guan, Y. Huang, D. Wu*,  D. Feng, M. He, J. He* "Enhanced thermoelectric performance realized in AgBiS2 composited AgBiSe2 through indium doping and mechanical alloying", Applied Physics Letters, 2018, 112, 213905.

4. Q. Chai, X. Zhao, P. Liang, D. Wu; X. Chao,* Z. Yang* "Excellent near-infrared transparency realized in low-symmetry orthorhombic (K,Na)NbO3 -based submicron ceramics", Scripta Materialia, 2018, 154, 64-67.

5. X. Xu, L. Xie, Q. Lou, D. Wu, J. He* "Boosting the thermoelectric performance of pseudo-layered Sb2Te3(GeTe)n via vacancy engineering", Advanced Science, 2018, 5, 1801514.

6. X. Qiao, X. Zhao, P. Liang, D. Wu, X. Chao,* Z. Yang,* "Influence of Bi nonstoichiometry on the energy storage properties of 0.93KNN-0.07BixMN relaxor ferroelectrics", Journal of Advanced Dielectrics, 2018, 8, 183006.


2017

1. D. Wu, L. Wu, D. He, L.-D. Zhao, W. Li, M. Wu, M. Jin, J. Xu, J. Jiang, L. Huang, Y. Zhu, M.G. Kanatzidis, J. He.* “Direct observation of vast off-stoichiometric defects in single crystalline SnSe”, Nano energy, 2017, 35, 321-330.  

2. J. Zhang#, D. Wu#, D. He, D. Feng, M. Yin, X. Qin, J. He* “Extraordinary thermoelectric performance realized in n-type PbTe through multi-phase nanostructure engineering”, Advanced Materials, 2017, 29, 1703148. (#equally contributed)

3. Y. Yu, D. He, S. Zhang, O. Cojocaru-Mirédin, T. Schwarz, A. Stoffers, D. Wu, X. Wang, S. Zheng, B. Zhu, C, Scheu, J. He, M. Wuttig, Z. Huang, F. Zu* “Simultaneous optimization of electrical and thermal transport properties of Bi0.5Sb1.5Te3 thermoelectric alloy by twin boundary engineering”, Nano energy, 2017, 37, 203.

4. Q. Lu#, M.Wu#, D. Wu#, C. Chang, Y. Guo, C. Zhou, W.Li, X. Ma, H. Qin, G.Wang, L.-D. Zhao, L. Huang*,C. Liu*,and J.Q. He Unexpected large hole effective masses in SnSe revealed by angle resolved photoemission spectroscopy, Physical Review Letters, 2017,119,116401. (#equally contributed)

5. L.W. Fu#, M.J. Yin#, D. Wu, W Li, D. Feng,L Huang*, J. Q. He* Large Enhancement of Thermoelectric Properties in n-type PbTe via dual-site point defects and potential barriers, Energy and Environmental Science, 2017, 10, 2030.


2016

1. D. Wu, L.-D. Zhao, F.S. Zheng, K. Ahn, M.G. Kanatzidis and J. He* “Understanding nanostructuring processes in thermoelectrics and their effects on lattice thermal conductivity”, Advanced Materials, 2016, 28, 2737-2743.

2. D. Wu*, S.Z. Huang, D. Feng, B. Li, Y. Chen. J. Zhang, J. He* “Revisiting AgCrSe2 as a promising thermoelectric material”, Physical Chemistry Chemical Physics, 2016, 18, 23872-23878.

3. D. Feng, F. Zheng, D. Wu, M. Wu, W. Li, L. Huang, L.-D. Zhao, J. He* “Investigation into the extremely low thermal conductivity in Ba heavily doped BiCuSeO”, Nano Energy, 2016, 27, 167-174.

4. Z.-H. Ge, L.-D. Zhao, D. Wu, X.Y. Liu, B.-P. Zhang, J.-F. Li, J. He* “low cost, earth-abundance binary sulfides as promising thermoelectric materials”, Materials Today, 2016, 19, 227-239.

5. L.-D. Zhao,* X. Zhang, H. Wu, G. Tan, Y.-L. Pei, Y. Xiao, C. Chang, D. Wu, H. Chi, L. Zheng, S. Gong, C. Uher, J. He.* “Enhanced thermoelectric properties in the counter-doped SnTe system with strain endotaxial SrTe”, Journal of the American Chemical Society, 2016, 138, 2366-2373.

6. M. Yin, D. Wu, J. He,* “Evolvement of microstructure and lattice thermal conductivity in Na doped PbTe-PbS binary system”, Journal of Materiomics, 2016, 2, 150-157.

7. Y. Xiao, C. Chang, Y. Pei, D. Wu, K. Peng, X. Zhou, S. Gong, J. Q. He Y. Zhang, Li-Dong Zhao* “Origin of low thermal conductivity in SnSe”, Physical Review B, 2016, 94, 125203-6.

8. D. Feng, Z.-H. Ge, D. Wu, Y.X. Chen, T.T. Wu, J. Li, J. He* “Enhanced thermoelectric properties of SnSe polycrystals via texture control”, Physical Chemistry Chemical Physics, 2016, 18, 31821.

9. J. Li,* H. Wu, D. Wu, C. Wang, Z. Zhang, Y . Li,  F. Liu, W.Q. Ao, J. He* “Extremely low thermal conductivity in thermoelectric Ge0.55Pb0.45Te solid solutions via Se substitution”, Chemistry of Materials, 2016, 28, 6367-6373.


2015

1. D. Wu, L.-D. Zhao, X. Tong, W. Li, L. Wu, Q. Tan, Y.-L. Pei, L. Huang, J.-F. Li, Y. Zhu, M.G. Kanatzidis,* J. He.* “Superior thermoelectric performance in PbTe–PbS pseudo-binary: extremely low thermal conductivity and modulated carrier concentration”, Energy & Environmental Science, 2015, 8, 2056-2068.

2. H. Wu, C. Chang, D. Feng, Y. Xiao, X. Zhang, Y.L. Pei, L. Zheng, D. Wu, S. Gong, Y. Chen, J. He,* M.G. Kanatzidis* and L.-D. Zhao* “Synergistically optimized electrical and thermal transport properties in SnTe via alloying high-solubility MnTe”, Energy & Environmental Science, 2015, 8,3298.

3. H.J. Wu, F.S. Zheng, D. Wu, Z.-H. Ge, X.Y. Liu, J. He.* “Advanced electron microscopy for thermoelectric materials”, Nano Energy, 2015, 13, 626-650.

4. A. Lahwal,* S. Bhattacharya, J. He, D. Wu, A. Petersen, S.J. Poon, L. Williams, A.M. Dehkordi, T.M. Tritt.* “Impact of yttria stabilized zirconia nanoinclusions on the thermal conductivity of n-type Si80Ge20 alloys prepared by spark plasma sintering”, Journal of Applied Physics, 2015, 117, 145101.


2014

1. D. Wu, L.-D. Zhao, S. Hao, Q. Jiang, F.S. Zheng, J.W. Doak, H.J. Wu, H. Chi, Y. Gelbstein, C. Uher, C. Wolverton, M.G. Kanatzidis,* J. He.* “Origin of the High Performance in GeTe-Based Thermoelectric Materials upon Bi2Te3 Doping”, Journal of the American Chemical Society, 2014, 136, 11412-11419.

2. D. Wu, Y.-L, Pei, Z. Wang, H.J. Wu, L. Huang, L.-D. Zhao,* J. He.* “Significantly Enhanced Thermoelectric Performance in n-type Heterogeneous BiAgSeS Composites”, Advanced Functional Materials, 2014, 24, 7763-7771.

3. Y.-L. Pei, H.J. Wu, D. Wu, F.S. Zheng, J. He.* “High Thermoelectric Performance Realized in a BiCuSeO System by Improving Carrier Mobility through 3D Modulation Doping”, Journal of the American Chemical Society, 2014, 136, 13902-13908.

4. H.J. Wu, L.-D. Zhao, F.S. Zheng, D. Wu, Y.-L. Pei, X. Tong, M.G. Kanatzidis,* J. He.* “Broad temperature plateau for thermoelectric figure of merit ZT>2 in phase-separated PbTe0.7S0.3”, Nature Communications, 2014, 5, 4515.


2013 and earlier 

1. D. Wu,* A.S. Petersen, S.J. Poon.* “Effective scattering cross-section in lattice thermal conductivity calculation with differential effective medium method”, AIP Advances, 2013, 3, 082116.

2. S.J. Poon,* A.S. Petersen, D. Wu. “Thermal conductivity of core-shell nanocomposites for  enhancing thermoelectric performance”, Applied Physics Letters, 2013, 102, 173110.

3. J.W. Simonson,* D. Wu, W.J. Xie, T.M. Tritt, and S.J. Poon.* “Introduction of resonant states and enhancement of thermoelectric properties in half-Heusler alloys”, Physical Review B, 2011, 83, 235211.

4. S.J. Poon,* D. Wu, S. Zhu, W.J. Xie, T.M. Tritt, P. Thomas, R. Venkatasubramanian. “Half  Heusler Phases and nanocomposites as emerging high ZT thermoelectric materials”, Journal of Materials Research, 2011, 26, 2795-2802.

5. J. W. Simonson,* D. Wu, S.J. Poon* “Superconductivity in transition metal doped MoB4”, Journal of superconductivity and novel magnetism, 2010, 23, 417-422.





 

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