Sergey L. Bud'ko

Scientist I
Address
A111 Zaffarano Hall
Iowa State University
Ames, IA 50011
Phone 515-294-3986
Fax 515-294-0689
Email budko@ameslab.gov

Research Interests

  • Experimental condensed matter physics: thermodynamic (magnetization, heat capacity, thermal expansion) and transport (resistivity, Hall effect, thermoelectric power) properties of novel materials and materials with novel ground states in multi-extreme conditions (low temperatures, high magnetic fields, high pressure)
  • Quantum oscillations
  • Density waves
  • Metamagnetism
  • Strong electronic correlations
  • Quantum criticality

        Project Affiliations:

        Group Website:

(Chronologically most recent on top)Education

  • Ph.D. Solid State Physics, Moscow Institute of Physics and Technology, 1986
  • M.S. (with honors) Solid State Physics, Moscow Institute of Physics and Technology, 1982

(Chronologically most recent on top)Professional Appointments

  • 2004 - present Adjunct Research Associate Professor, Dept. of Physics and Astronomy, Iowa State University
  • 2002 - present Scientist, Ames Laboratory, Iowa State University
  • 1999 - 2002 Associate Scientist, Ames Laboratory, Iowa State University
  • 1998 - 1999 Visiting Scientist, Ames Laboratory, Iowa State University
  • 1996 - 1998 Visiting Researcher, Centro Brasileiro de Pesquisas Fisicas, Rio de Janeiro, Brazil
  • 1995 - 1996 Visiting Scientist, Ames Laboratory and Dept. of Physics and Astronomy, Iowa State University
  • 1993 - 1995 Visiting Researcher, Centro Brasileiro de Pesquisas Fisicas, Rio de Janeiro, Brazil
  • 1991 - 1993 Associate Researcher, Texas Center for Superconductivity at the University of Houston
  • 1990 - 1991 Visiting Researcher, Dept. of Physics, University of California, San Diego
  • 1985 - 1991 Researcher, Institute for High Pressure Physics, Troitsk, Moscow region, Russia
  • 1982 - 1985 Research Assistant, Institute for High Pressure Physics, Troitsk, Moscow region, Russia

(Chronologically most recent on top)Honors & Awards

  • 2010 Outstanding Referee for the APS journals
  • 2009 Fellow of the American Physical Society
  • 1997 - 1998 FAPERJ (Rio de Janeiro state, Brazil) fellowship
  • 1993 - 1995, 1996-1997 CNPq (Brazil) fellowship
  • 1987, 1989 Award for the best research by young scientist, Institute for High Pressure Physics, RAS

(Chronologically most recent on top)Publications with the Ames Laboratory

2009
Bud'ko S L; Nandi S; Ni N; Thaler A; Kreyssig A; Kracher A; Yan J Q; Goldman A I; Canfield P C . 2009. Structural phase transition in Ba(Fe0.973Cr0.027)(2)As-2 single crystals. Physical Review B. 80:014522. abstract
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Goko T; Aczel A A; Baggio-Saitovitch E; Bud'ko S L; Canfield P C; Carlo J P; Chen G F; Dai P C; Hamann A C; Hu W Z; Kageyama H; Luke G M; Luo J L; Nachumi B; Ni N; Reznik D; Sanchez-Candela D R; Savici A T . 2009. Superconducting state coexisting with a phase-separated static magnetic order in (Ba,K)Fe2As2, (Sr,Na)Fe2As2, and CaFe2As2. Physical Review B. 80:024508. abstract
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Martin C; Tillman M E; Kim H; Tanatar M A; Kim S K; Kreyssig A; Gordon R T; Vannette M D; Nandi S; Kogan V G; Bud'ko S L; Canfield P C; Goldman A I; Prozorov R . 2009. Nonexponential London Penetration Depth of FeAs-Based Superconducting RFeAsO0.9F0.1 (R=La, Nd) Single Crystals. Physical Review Letters. 102:247002. abstract
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McCallum R W; Yan J Q; Rustan G E; Mun E D; Singh Y; Das S; Nath R; Bud'ko S L; Dennis K W; Johnston D C; Canfield P C; Kramer M J; Kreyssig A; Lograsso T A; Goldman A I . 2009. In situ high energy x-ray synchrotron diffraction study of the synthesis and stoichiometry of LaFeAsO and LaFeAsO1-xFy. Journal of Applied Physics. 105:123912. abstract
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Colombier E; Bud'ko S L; Ni N; Canfield P C . 2009. Complete pressure-dependent phase diagrams for SrFe2As2 and BaFe2As2. Physical Review B. 79:224518. abstract
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Bud'ko S L; Ni N; Canfield P C . 2009. Jump in specific heat at the superconducting transition temperature in Ba(Fe1-xCox)(2)As-2 and Ba(Fe1-xNix)(2)As-2 single crystals. Physical Review B. 79:220516. abstract
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Canfield P C; Bud'ko S L; Ni N; Kreyssig A; Goldman A I; McQueeney R J; Torikachvili M S; Argyriou D N; Luke G; Yu W . 2009. Structural, magnetic and superconducting phase transitions in CaFe2As2 under ambient and applied pressure. Physica C-Superconductivity and Its Applications. 469:404-412. abstract
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Eskildsen M R; Vinnikov L Y; Veshchuno I S; Artemova T M; Blasius T D; Densmore J M; Dewhurst C D; Ni N; Kreyssig A; Bud'ko S L; Canfield P C; Goldman A I . 2009. Vortex imaging in Co-doped BaFe2As2. Physica C-Superconductivity and Its Applications. 469:529-534. abstract
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Diallo S O; Antropov V P; Perring T G; Broholm C; Pulikkotil J J; Ni N; Bud'ko S L; Canfield P C; Kreyssig A; Goldman A I; McQueeney R J . 2009. Itinerant Magnetic Excitations in Antiferromagnetic CaFe2As2. Physical Review Letters. 102:187206. abstract
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Yang J; Huvonen D; Nagel U; Room T; Ni N; Canfield P C; Bud'ko S L; Carbotte J P; Timusk T . 2009. Optical Spectroscopy of Superconducting Ba0.55K0.45Fe2As2: Evidence for Strong Coupling to Low-Energy Bosons. Physical Review Letters. 102:187003. abstract
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