Publications

Shape Memory Alloys

X. M. Sun, D. Y. Cong, Y. Ren, D. E. Brown, R. G. Li, S. H. Li, Z. Yang, W. X. Xiong, Z. H. Nie, L. Wang, and Y. D. Wang, “Giant negative thermal expansion in Fe-Mn-Ga magnetic shape memory alloys,” Appl. Phys. Lett. 113, 041903 (2018); https://doi.org/10.1063/1.5038860

Cun Yu, Bachir Aoun, Lishan Cui, Yinong Liu, Hong Yang, Xiaohua Jiang, Song Cai, Daqiang Jiang, Zunping Liu, Dennis E. Brown, Yang Ren, “Synchrotron high energy X-ray diffraction study of microstructure evolution of severely cold drawn NiTi wire during annealing,” Acta Materialia 115, 35 (2016); https://doi.org/10.1016/j.actamat.2016.05.039

Shijie Hao, Lishan Cui, Jiang Jiang, Fangmin Guo, Xianghui Xiao, Daqiang Jiang, Cun Yu, Zonghai Chen, Hua Zhou, Yandong Wang, YuZi Liu, Dennis E. Brown, and Yang Ren, “A novel multifunctional NiTi/Ag hierarchical composite,” Scientific Reports 4, 5267; DOI:10.1038/srep05267 (2014); https://doi.org/10.1038/srep05267

Shijie Hao, Lishan Cui, Daqiang Jiang, Xiaodong Han, Yang Ren, Jiang Jiang, Yinon Liu, Zhenyang Liu, Shengcheng Mao, Yandong Wang, Yan Li, Xiaobing Ren, Xiangdong Ding, Shan Wang, Cun Yu, Xiaobin Shi, Minshu Du, Feng Yang, Yanjun Zheng, Ze Zhang, Xiaodong Li, Dennis E. Brown, and Ju Li, “A Transforming Metal Nanocomposite with Large Elastic Strain, Low Modulus, and High Strength,” Science 339, 1191 (2013); https://doi.org/10.1126/science.1228602 

Y.-Dong Wang, Y. Ren, H. Li, H. Choo, M.L. Benson, D.W. Brown, P.K. Liaw, L. Zuo, G. Wang, D.E. Brown, E.E. Alp, “Tracing Memory in Polycrystalline Ferromagnetic Shape-Memory Alloys,” Adv.Mater. 18, 2392 (2006); https://doi.org/10.1002/adma.200600480

Molecular Magnets

Scherthan, Lena; Schmidt, Sebastian F. M.; Auerbach, Hendrik; Hochdörffer, Tim; Wolny, Juliusz A.; Bi, Wenli; Zhao, Jiyong; Hu, Michael Y.; Toellner, Tom; Alp, E. Ercan; Brown, Dennis E.; Anson, Christopher E.; Powell, Annie K.; Schünemann, Volker, “¹⁶¹Dy Time-Domain Synchrotron Mössbauer Spectroscopy for Investigating Single-Molecule Magnets Incorporating Dy Ions,” Angew Chem Int Ed 58(11), 3444 (2019); https://doi.org/10.1002/anie.201810505

Lena Scherthan, Thomas Ruppert, Yan Peng, Amer Baniodeh, Hendrik Auerbach, Tim Hochdörffer, Juliusz A. Wolny, Wenli Bi, Jiyong Zhao, Michael Y. Hu, Thomas S. Toellner, E. Ercan Alp, Dennis E. Brown, Christopher E. Anson, Annie K. Powell, Volker Schünemann, “Influence of ligand substitution on magnetic hyperfine interaction in Dy₆-based single-molecule magnets/toroics,” Hyperfine Interactions 240, 124 (2019); https://doi.org/10.1007/s10751-019-1669-5

Ferroelectric Materials

Kamal Chapagain, Dennis E. Brown, Stanislaw Kolesnik, Saul Lapidus, Bianca Haberl, Jamie Molaison, Chuanlong Lin, Curtis Kenney-Benson, Changyong Park, Jaroslaw Pietosa, Ewa Markiewicz, Bartlomiej Andrzejewski, Jeffrey W. Lynn, Stephan Rosenkranz, Bogdan Dabrowski, and Omar Chmaissem, “Tunable multiferroic order parameters in Sr_1−xBa_xMn_1−yTi_yO₃, Phys. Rev. Materials 3, 084401 (2019); https://doi.org/10.1103/PhysRevMaterials.3.084401

H. Somaily, S. Kolesnik, J. Mais, D. Brown, K. Chapagain, B. Dabrowski, and O. Chmaissem, “Strain-induced tetragonal distortions and multiferroic properties in polycrystalline Sr_1−xBa_xMnO₃ (x=0.43−0.45) perovskites,” Phys. Rev. Materials 2, 054408 (2018); https://doi.org/10.1103/PhysRevMaterials.2.054408

Daniel K. Pratt, Jeffrey W. Lynn, James Mais, Omar Chmaissem, Dennis E. Brown, Stanislaw Kolesnik, and Bogdan Dabrowski, “Neutron Scattering Studies of the Ferroelectric Distortion and Spin Dynamics in the Type-1 Multiferroic Perovskite Sr0.56Ba0.44MnO3,” Phys. Rev. B 90, 140401(R) (2014); https://doi.org/10.1103/PhysRevB.90.140401

Magnetocaloric Materials

Ronghui Kou, Jianrong Gao, Zhihua Nie, Yandong Wang, Dennis E. Brown, Yang Ren, “Magnetic transitions and magnetocaloric effect of Gd₄Nd₁Si₂Ge₂,” Journal of Alloys and Compounds 826, 154117 (2020); https://doi.org/10.1016/j.jallcom.2020.154117

Ronghui Kou, Jianrong Gao, Zhihua Nie, Yandong Wang, Dennis E. Brown, Yang Ren, “Evidence for a short-range chemical order of Ge atoms and its critical role in inducing a giant magnetocaloric effect in Gd₅Si_1.5Ge_2.5, Journal of Alloys and Compounds 808, 151751 (2019); https://doi.org/10.1016/j.jallcom.2019.151751

S. Gama, A. de Campos, A.A. Coelho, C.S. Alves, Y. Ren, F. Garcia, D.E. Brown, L.M. da Silva, A. Magnus G. Carvalho, F.C.G. Gandra, A.O. dos Santos, L.P. Cardoso, P.J. von Ranke, “A General Approach to First Order Phase Transitions and the Anomalous Behavior of Coexisting Phases in the Magnetic Case,” Advanced Functional Materials 19, 942 (2009); https://doi.org/10.1002/adfm.200801185

Iron Arsenide Superconductors

J. M. Allred, K. M. Taddei, D. E. Bugaris, M. J. Krogstad, S. H. Lapidus, D. Y. Chung, H. Claus, M. G. Kanatzidis, D. E. Brown, J. Kang, R. M. Fernandes, I. Eremin, S. Rosenkranz, O. Chmaissem, R. Osborn, “Double-Q spin-density wave in iron arsenide superconductors,” Nature Physics 12, 493 (2016).

Sodium/Lithium Ion Batteries

Eungje Lee, Dennis E. Brown, Esen E. Alp, Yang Ren, Jun Lu, Jung-Je Woo, and Christopher S. Johnson, “New Insights into the Performance Degradation of Fe-Based Layered Oxides in Sodium-Ion Batteries: Instability of Fe³⁺/Fe⁴⁺ Redox in α-NaFeO₂,” Chem. Mater. 27, 6755 (2015).

Bo Liu, Ali Abouimrane, Dennis E. Brown, Xiaofeng Zhang, Yang Ren, Zhigang Zak Fang, and Khalil Amine, “Mechanically alloyed composite anode materials based on SiO–Sn_xFe_yC_z for Li-ion batteries,” J. Mater. Chem. A 1, 4376 (2013).

Collossal Magnetoresistive Materials

O. Chmaissem, D.E. Brown,Y. Ren, S. Kolesnik, J. Mais, B. Dabrowski, “Competing magnetic ground states in the A-site layer-ordered manganite La_1-xBa_1+xMn₂O₆,” Phys. Rev. B  81, 012407 (2010).

S. Kolesnik, B. Dabrowski, J. Mais, D.E. Brown, R. Feng, O. Chmaisssem, R. Kruk, C.W. Kimball, “Magnetic Phase Diagram of Cubic Perovskites ,” Phys. Rev. B 67, 144402 (2003).

R. Kruk, D.E. Brown, O. Chmaissem, R. Feng, B. Dabrowski, C.W. Kimball C.E. Johnson, E.E. Alp, J.D. Jorgensen, “Defects and Disorder in Magnetoresistive Double Perovskite ,” Hyperfine Interactions (C) 5, 169 (2002).

Surface Plasmons

L. Yin, V.K. Vlasko-Vlasov, J. Pearson, J.M. Hiller, J. Hua, U. Welp, D.E. Brown, C.W. Kimball, “Subwavelength Focusing and Guiding of Surface Plasmons,” Nano Letters 5, 1399 (2005).

L. Yin, V.K. Vlasko-Vlasov, A. Rydh, J. Pearson, U. Welp, S.H. Chang, S.K. Gray, G.C. Schatz, D.E. Brown, C.W. Kimball, “Surface Plasmons at Single Nanoholes in Au-films,” Appl. Phys. Lett. 85, 467 (2004).