Department Publications

2022

64. Magnetic pair distribution function data using polarized neutrons and ad hoc corrections

    Benjamin A. Frandsen, Raju Baral^†, Barry Winn, and V. Ovidiu Garlea

    J. Appl. Phys. 132 (22), 223909 (2022).
    
65. diffpy.mpdf: open-source software for magnetic pair distribution function analysis

    Benjamin A. Frandsen, Parker K. Hamilton^†, Jacob A. Christensen^‡, Eric Stubben^‡, and Simon J. L. Billinge

    J. Appl. Crystallogr. 55 (5), 1377-1382 (2022).
    
66. Magnetic properties of equiatomic CrMnFeCoNi

    Timothy A. Elmslie, Jacob Startt, Sujeily Soto-Medina, Yang Yang, Keke Feng, Ryan E. Baumbach, Emma Zappala^‡, … Benjamin A. Frandsen, … (5 other authors)

    Phys. Rev. B 106 (1), 014418 (2022).
    
67. Effect of iron vacancies on magnetic order and spin dynamics of the spin ladder BaFe_2−δS_1.5Se_1.5

    Zengjia Liu, Xiao-Sheng Ni, Lisi Li, Hualei Sun, Feixiang Liang, Benjamin A. Frandsen, … (8 other authors)

    Phys. Rev. B 105 (21), 214303 (2022).
    
68. VERDI: VERsatile DIffractometer with wide-angle polarization analysis for magnetic structure studies in powders and single crystals

    V. Ovidiu Garlea, Stuart Calder, Thomas Huegle, Jiao Y. Y. Lin, Fahima Islam, Alexandru Stoica, … Benjamin Frandsen, … (2 other authors)

    Rev. Sci. Instrum. 93 (6), 065103 (2022).
    
69. Real-space visualization of short-range antiferromagnetic correlations in a magnetically enhanced thermoelectric

    Raju Baral^†, Jacob A. Christensen^‡, Parker K. Hamilton^†, Feng Ye, Karine Chesnel, Taylor D. Sparks, … and Benjamin A. Frandsen (6 other authors)

    Matter 5 (6), 1853-1864 (2022).
    

2021

58. Spin dynamics of the spin-chain antiferromagnet RbFeS₂

    Lisi Li, Liangliang Zheng, Benjamin A. Frandsen, Andrew D. Christianson, Dao-Xin Yao, Meng Wang, and Robert J. Birgeneau

    Phys. Rev. B 104 (22), 224419 (2021).
    
59. Local structure determination using total scattering data

    Simon J.L. Billinge, Sandra H. Skjaervoe, Maxwell W. Terban, Songsheng Tao, Long Yang, Yevgeny Rakita, and Benjamin A. Frandsen

    in Reference Module in Chemistry, Molecular Sciences and Chemical Engineering, Elsevier (2021)
    
60. Uniform structural phase transition in V₂O₃ without short-range distortions of the local structure

    Ethan R. A. Fletcher^‡, Kentaro Higashi, Yoav Kalcheim, Hiroshi Kageyama, and Benjamin A. Frandsen

    Phys. Rev. B 104 (18), 184115 (2021).
    
61. Local structure of Mott insulating iron oxychalcogenides La₂O₂Fe₂OM₂ (M = S, Se)

    B. Karki, A. Alfailakawi, Benjamin A. Frandsen, M. S. Everett, J. C. Neuefeind, Binjie Xu, … (3 other authors)

    Phys. Rev. B 104 (6), 064101 (2021).
    
62. Superparamagnetic dynamics and blocking transition in Fe₃O₄ nanoparticles probed by vibrating sample magnetometry and muon spin relaxation

    Benjamin A. Frandsen, Charlotte Read^‡, Jade Stevens^‡, Colby Walker^‡, Mason Christiansen^‡, Roger G. Harrison, and Karine Chesnel

    Phys. Rev. Materials 5 (5), 054411 (2021).
    
63. Ab initio modeling and experimental investigation of Fe₂P by DFT and spin spectroscopies

    Pietro Bonfà, Muhammad Maikudi Isah, Benjamin A. Frandsen, Ethan J. Gibson^‡, Ekkes Brück, Ifeanyi John Onuorah, Roberto De Renzi, and Giuseppe Allodi

    Phys. Rev. Materials 5 (4), 044411 (2021).
    
64. Neutron scattering investigation of proposed Kosterlitz-Thouless transitions in the triangular-lattice Ising antiferromagnet TmMgGaO₄

    Zhiling Dun, Marcus Daum, Raju Baral^‡, Henry E. Fischer, Huibo Cao, Yaohua Liu, … and Benjamin A. Frandsen (6 other authors)

    Phys. Rev. B 103 (6), 064424 (2021).
    
65. Nematic fluctuations in iron-oxychalcogenide Mott insulators

    B. Freelon, R. Sarkar, S. Kamusella, F. Brückner, V. Grinenko, Swagata Acharya, … Benjamin Frandsen, … (15 other authors)

    npj Quantum Mater. 6 (1), 4 (2021).
    
66. Local and long-range atomic/magnetic structure of non-stoichiometric spinel iron oxide nanocrystallites

    Henrik L. Andersen, Benjamin A. Frandsen, Haraldur P. Gunnlaugsson, Mads R. V. Jørgensen, Simon J. L. Billinge, Kirsten M. Ø. Jensen, and Mogens Christensen

    IUCrJ 8 (1), 33-45 (2021).
    

2020

49. Spin dynamics and a nearly continuous magnetic phase transition in an entropy-stabilized oxide antiferromagnet

    Benjamin A. Frandsen, K. Alec Petersen^‡, Nicolas A. Ducharme^‡, Alexander G. Shaw^‡, Ethan J. Gibson^‡, Barry Winn, … (4 other authors)

    Phys. Rev. Materials 4 (7), 074405 (2020).
    
50. Structural, magnetic, and electronic evolution of the spin-ladder system BaFe₂S_3−xSe_x with isoelectronic substitution

    Jia Yu, Meng Wang, Benjamin A. Frandsen, Hualei Sun, Junjie Yin, Zengjia Liu, … (8 other authors)

    Phys. Rev. B 101 (23), 235134 (2020).
    
51. Nonsuperconducting electronic ground state in pressurized BaFe₂S₃ and BaFe₂S_2.5Se_0.5

    Hualei Sun, Xiaodong Li, Yazhou Zhou, Jia Yu, Benjamin A. Frandsen, Shan Wu, … (8 other authors)

    Phys. Rev. B 101 (20), 205129 (2020).
    
52. The structure of molten FLiNaK

    Benjamin A. Frandsen, Stella D. Nickerson, Austin D. Clark^†, Andrew Solano^‡, Raju Baral^‡, Johnny Williams^†, Jörg Neuefeind, and Matthew Memmott

    J. Nucl. Mater. 537, 152219 (2020).
    
53. Observation of a C -type short-range antiferromagnetic order in layer spacing expanded FeS

    Meng Wang, Ming Yi, Benjamin A. Frandsen, Junjie Yin, Hualei Sun, Zhijun Xu, … (4 other authors)

    Phys. Rev. Materials 4 (3), 034802 (2020).
    
54. High temperature magnetic anomaly in the Kitaev hyperhoneycomb compound β-Li₂IrO₃

    Alejandro Ruiz, Vikram Nagarajan, Mayia Vranas, Gilbert Lopez, Gregory T. McCandless, Itamar Kimchi, … Benjamin A. Frandsen, … (4 other authors)

    Phys. Rev. B 101 (7), 075112 (2020).
    
55. Large negative magnetoresistance in the antiferromagnetic rare-earth dichalcogenide EuTe₂

    Junjie Yin, Changwei Wu, Lisi Li, Jia Yu, Hualei Sun, Bing Shen, Benjamin A. Frandsen, … (2 other authors)

    Phys. Rev. Materials 4 (1), 013405 (2020).
    
56. Nanoscale degeneracy lifting in a geometrically frustrated antiferromagnet

    Benjamin A. Frandsen, Emil S. Bozin, Eleni Aza, Antonio Fernández Martínez, Mikhail Feygenson, Katharine Page, and Alexandros Lappas

    Phys. Rev. B 101 (2), 024423 (2020).
    
57. Iron-Based Chalcogenide Spin Ladder BaFe₂X₃ (X=Se,S)

    Shan Wu, Benjamin A. Frandsen, Meng Wang, Ming Yi, and Robert Birgeneau

    J. Supercond. Nov. Magn 33, 143-158 (2020).
    

2019

40. Intertwined magnetic, structural, and electronic transitions in V₂O₃

    Benjamin A. Frandsen, Yoav Kalcheim, Ilya Valmianski, Alexander S. McLeod, Z. Guguchia, Sky C. Cheung, … (11 other authors)

    Phys. Rev. B 100, 235136 (2019).
    
41. Robust block magnetism in the spin ladder compound BaFe₂Se₃ under hydrostatic pressure

    Shan Wu, Junjie Yin, Thomas Smart, Arani Acharya, Craig L. Bull, Nicholas P. Funnell, … Benjamin A. Frandsen, … (7 other authors)

    Phys. Rev. B 100 (21), 214511 (2019).
    
42. Quantitative characterization of short-range orthorhombic fluctuations in FeSe through pair distribution function analysis

    Benjamin A. Frandsen, Qisi Wang, Shan Wu, Jun Zhao, and Robert J. Birgeneau

    Phys. Rev. B 100 (2), 020504 (2019).
    
43. Control of dopant crystallinity in electrochemically treated cuprate thin films

    A. Frano, M. Bluschke, Z. Xu, B. Frandsen, Y. Lu, M. Yi, … (13 other authors)

    Phys. Rev. Materials 3 (6), 063803 (2019).
    
44. Incommensurate Magnetism Near Quantum Criticality in CeNiAsO

    Shan Wu, W. A. Phelan, L. Liu, J. R. Morey, J. A. Tutmaher, J. C. Neuefeind, … Benjamin A. Frandsen, … (10 other authors)

    Phys. Rev. Lett. 122 (19), 197203 (2019).
    
45. Probing the quantum phase transition in Mott insulator BaCoS₂ tuned by pressure and Ni substitution

    Z. Guguchia, B. A. Frandsen, D. Santos-Cottin, S. C. Cheung, Z. Gong, Q. Sheng, … (12 other authors)

    Phys. Rev. Materials 3 (4), 045001 (2019).
    
46. Ba(Zn,Co)₂As₂: A diluted ferromagnetic semiconductor with n-type carriers and isostructural to 122 iron-based superconductors

    Shengli Guo, Huiyuan Man, Kai Wang, Cui Ding, Yao Zhao, Licheng Fu, … Benjamin A. Frandsen, … (11 other authors)

    Phys. Rev. B 99 (15), 155201 (2019).
    

2018

33. Widespread orthorhombic fluctuations in the (Sr,Na)Fe₂As₂ family of superconductors

    Benjamin A. Frandsen, Keith M. Taddei, Daniel E. Bugaris, Ryan Stadel, Ming Yi, Arani Acharya, … (4 other authors)

    Phys. Rev. B 98 (18), 180505 (2018).
    
34. Gradual enhancement of stripe-type antiferromagnetism in the spin-ladder material BaFe₂S₃ under pressure

    Liangliang Zheng, Benjamin A. Frandsen, Changwei Wu, Ming Yi, Shan Wu, Qingzhen Huang, … (6 other authors)

    Phys. Rev. B 98 (18), 180402(R) (2018).
    
35. Spectral Evidence for Emergent Order in Ba_1−xNa_xFe₂As₂

    M. Yi, A. Frano, D. H. Lu, Y. He, Meng Wang, B. A. Frandsen, … (18 other authors)

    Phys. Rev. Lett. 121 (12), 127001 (2018).
    
36. μSR study of spin freezing and persistent spin dynamics in NaCaNi₂F₇

    Y Cai, M N Wilson, A M Hallas, L Liu, B A Frandsen, S R Dunsiger, … (5 other authors)

    J. Phys.: Condens. Matter 30 (38), 385802 (2018).
    
37. Disentangling superconducting and magnetic orders in NaFe_1−xNi_xAs using muon spin rotation

    Sky C. Cheung, Zurab Guguchia, Benjamin A. Frandsen, Zizhou Gong, Kohtaro Yamakawa, Dalson E. Almeida, … (21 other authors)

    Phys. Rev. B 97 (22), 224508 (2018).
    

2017

28. Real-space investigation of short-range magnetic correlations in fluoride pyrochlores NaCaCo₂F₇ and NaSrCo₂F₇ with magnetic pair distribution function analysis

    Benjamin A. Frandsen, Kate A. Ross, Jason W. Krizan, Gøran J. Nilsen, Andrew R. Wildes, Robert J. Cava, Robert J. Birgeneau, and Simon J. L. Billinge

    Phys. Rev. Materials 1 (7), 074412 (2017).
    
29. Local Orthorhombicity in the Magnetic C₄ Phase of the Hole-Doped Iron-Arsenide Superconductor Sr_1−xNa_xFe₂As₂

    Benjamin A. Frandsen, Keith M. Taddei, Ming Yi, Alex Frano, Zurab Guguchia, Rong Yu, … (7 other authors)

    Phys. Rev. Lett. 119 (18), 187001 (2017).
    
30. Signatures of the topological s⁺⁻ superconducting order parameter in the type-II Weyl semimetal T_d-MoTe₂

    Z. Guguchia, F. von Rohr, Z. Shermadini, A. T. Lee, S. Banerjee, A. R. Wieteska, … B. A. Frandsen, … (14 other authors)

    Nat. Commun. 8, 1082 (2017).
    
31. Pressure tuning of structure, superconductivity, and novel magnetic order in the Ce-underdoped electron-doped cuprate T′−Pr_1.3−xLa_0.7Ce_xCuO₄ (x=0.1)

    Z. Guguchia, T. Adachi, Z. Shermadini, T. Ohgi, J. Chang, E. S. Bozin, … B. A. Frandsen, … (11 other authors)

    Phys. Rev. B 96 (9), 094515 (2017).
    
32. Uniaxial pressure effect on the magnetic ordered moment and transition temperatures in BaFe_2−xT_xAs₂ (T=Co,Ni)

    David W. Tam, Yu Song, Haoran Man, Sky C. Cheung, Zhiping Yin, Xingye Lu, … Benjamin A. Frandsen, … (18 other authors)

    Phys. Rev. B 95 (6), 060505 (2017).
    

2016

23. New Fluoride-arsenide Diluted Magnetic Semiconductor (Ba,K)F(Zn,Mn)As with Independent Spin and Charge Doping

    Bijuan Chen, Zheng Deng, Wenmin Li, Moran Gao, Qingqing Liu, C. Z. Gu, … Benjamin Frandsen, … (16 other authors)

    Scientific Reports 6, 36578 (2016).
    
24. μSR and magnetometry study of superconducting 5% Pt-doped IrTe₂

    M. N. Wilson, T. Medina, T. J. Munsie, S. C. Cheung, B. A. Frandsen, L. Liu, … (4 other authors)

    Phys. Rev. B 94 (18), 184504 (2016).
    
25. Local atomic and magnetic structure of dilute magnetic semiconductor (Ba,K)(Zn,Mn)₂As₂

    Benjamin A. Frandsen, Zizhou Gong, Maxwell W. Terban, Soham Banerjee, Bijuan Chen, Changqing Jin, … (3 other authors)

    Phys. Rev. B 94 (9), 094102 (2016).
    
26. Volume-wise destruction of the antiferromagnetic Mott insulating state through quantum tuning

    Benjamin A. Frandsen, Lian Liu, Sky C. Cheung, Zurab Guguchia, Rustem Khasanov, Elvezio Morenzoni, … (22 other authors)

    Nat. Commun. 7, 12519 (2016).
    
27. Investigating short-range magnetic correlations in real space with the magnetic pair distribution function (mPDF)

    Benjamin Frandsen and Simon J. L. Billinge

    Neutron News 27 (3), 14-16 (2016).
    
28. μSR investigation of a new diluted magnetic semiconductor Li(Zn,Mn,Cu)As with Mn and Cu codoping at the same Zn sites

    S L Guo, Y Zhao, H Y Man, C Ding, X Gong, G X Zhi, … B A Frandsen, … (10 other authors)

    J. Phys. Condens. Matter 28 (36), 366001 (2016).
    
29. Verification of Anderson Superexchange in MnO via Magnetic Pair Distribution Function Analysis and ab initio Theory

    Benjamin A. Frandsen, Michela Brunelli, Katharine Page, Yasutomo J. Uemura, Julie B. Staunton, and Simon J. L. Billinge

    Phys. Rev. Lett. 116 (19), 197204 (2016).
    
30. Antiferromagnetism and hidden order in isoelectronic doping of URu₂Si₂

    M. N. Wilson, T. J. Williams, Y.-P. Cai, A. M. Hallas, T. Medina, T. J. Munsie, … B. A. Frandsen, … (4 other authors)

    Phys. Rev. B 93 (6), 064402 (2016).
    

2015

15. The synthesis and characterization of 1 1 1 1 type diluted ferromagnetic semiconductor (La_1-xCa_x)(Zn_1-xMn_x)AsO

    Cui Ding, Shengli Guo, Yao Zhao, Huiyuan Man, Licheng Fu, Yilun Gu, … B A Frandsen, … (9 other authors)

    J. Phys. Condens. Matter 28 (2), 026003 (2015).
    
16. An itinerant antiferromagnetic metal without magnetic constituents

    E. Svanidze, Jiakui K. Wang, T. Besara, L. Liu, Q. Huang, T. Siegrist, B. Frandsen, … (6 other authors)

    Nat. Commun. 6, 7701 (2015).
    
17. Magnetic structure determination from the magnetic pair distribution function (mPDF): ground state of MnO

    Benjamin A. Frandsen and Simon J. L. Billinge

    Acta Crystallogr. Sect. A 71 (3), 325-334 (2015).
    
18. Non-Fermi Liquid Behavior Close to a Quantum Critical Point in a Ferromagnetic State without Local Moments

    E. Svanidze, L. Liu, B. Frandsen, B. D. White, T. Besara, T. Goko, … (9 other authors)

    Phys. Rev. X 5 (1), 011026 (2015).
    
19. Superconducting properties of noncentrosymmetric superconductor CaIrSi₃ investigated by muon spin relaxation and rotation

    Benjamin A. Frandsen, Sky C. Cheung, Tatsuo Goko, Lian Liu, Teresa Medina, Timothy S. J. Munsie, … (7 other authors)

    Phys. Rev. B 91 (1), 014511 (2015).
    

2014

10. Intra-unit-cell nematic charge order in the titanium-oxypnictide family of superconductors

    Benjamin A. Frandsen, Emil S. Bozin, Hefei Hu, Yimei Zhu, Yasumasa Nozaki, Hiroshi Kageyama, … (3 other authors)

    Nat. Commun. 5, 5761 (2014).
    
11. Ferromagnetic Ordering in Superatomic Solids

    Chul-Ho Lee, Lian Liu, Christopher Bejger, Ari Turkiewicz, Tatsuo Goko, Carlos J. Arguello, Benjamin A. Frandsen, … (18 other authors)

    J. Am. Chem. Soc. 136 (48), 16926-16931 (2014).
    
12. (Ca,Na)(Zn,Mn)₂As₂: A new spin and charge doping decoupled diluted ferromagnetic semiconductor

    K. Zhao, B. J. Chen, Z. Deng, W. Han, G. Q. Zhao, J. L. Zhu, … B. Frandsen, … (13 other authors)

    J. Appl. Phys. 116 (16), 163906 (2014).
    
13. (Sr,Na)(Zn,Mn)₂As₂: A diluted ferromagnetic semiconductor with the hexagonal CaAl₂Si₂ type structure

    B. J. Chen, K. Zhao, Z. Deng, W. Han, J. L. Zhu, X. C. Wang, … B. Frandsen, … (11 other authors)

    Phys. Rev. B 90 (15), 155202 (2014).
    
14. Suppression of T_C by overdoped Li in the diluted ferromagnetic semiconductor Li_1+y(Zn_1−xMn_x)P : A μSR investigation

    F. L. Ning, Huiyuan Man, Xin Gong, Guoxiang Zhi, Shengli Guo, Cui Ding, … B. A. Frandsen, … (11 other authors)

    Phys. Rev. B 90 (8), 085123 (2014).
    

2013

5. Magnetic pair distribution function analysis of local magnetic correlations

   Benjamin A. Frandsen, Xiaohao Yang, and Simon J. L. Billinge

   Acta Crystallogr. Sect. A 70 (1), 3-11 (2013).
   
6. Muon spin relaxation and electron/neutron diffraction studies of BaTi₂(As_1−xSb_x)₂O: Absence of static magnetism and superlattice reflections

   Y. Nozaki, K. Nakano, T. Yajima, H. Kageyama, B. Frandsen, L. Liu, … (9 other authors)

   Phys. Rev. B 88 (21), 214506 (2013).
   
7. Diluted ferromagnetic semiconductor Li(Zn,Mn)P with decoupled charge and spin doping

   Z. Deng, K. Zhao, B. Gu, W. Han, J. L. Zhu, X. C. Wang, … B. Frandsen, … (11 other authors)

   Phys. Rev. B 88 (8), 081203 (2013).
   
8. (La_1−xBa_x)(Zn_1−xMn_x)AsO: A two-dimensional 1111-type diluted magnetic semiconductor in bulk form

   Cui Ding, Huiyuan Man, Chuan Qin, Jicai Lu, Yunlei Sun, Quan Wang, … B. A. Frandsen, … (18 other authors)

   Phys. Rev. B 88 (4), 041102 (2013).
   
9. New diluted ferromagnetic semiconductor with Curie temperature up to 180 K and isostructural to the ‘122’ iron-based superconductors

   K. Zhao, Z. Deng, X. C. Wang, W. Han, J. L. Zhu, X. Li, … B. Frandsen, … (14 other authors)

   Nat. Commun. 4, 1442 (2013).
   

^‡Undergraduate Student Author

^†Graduate Student Author