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personal data approved: 2024. I. 03.
Personal data
Sándor Bordács
name Sándor Bordács
name of institution
doctoral school
BME Doctoral School of Physics (Supervisor)
the share of work in the different doctoral schools. BME Doctoral School of Physics 100%
Contact details
own web page
Academic title
scientific degree, title Ph.D.
year degree was obtained 2011
discipline to which degree belongs physics
institution granting the degree Budapest University of Technology and Economics
Employment
2014 - Budapest University of Technology and Economics
university professor or researcher
Thesis topic supervisor
number of doctoral students supervised until now 3
number of students who fulfilled course requirements 1.5
students who obtained their degrees:
Dániel Gergely Farkas PhD 2023  DSP1-BME
(50%) Jakub Vit PhD 2023  DSP1-BME

completed course requirement:
(50%) Felix Ludwig Schilberth (PhD) 2023/08  DSP1-BME
present PhD students:
Boglárka Tóth (PhD) (2024/08)  DSP1-BME
  Thesis topic proposals
Research
research area Experimental study of interacting spin systems (magnetic skyrmions, multiferroics) using THz, optical and magneto-optical spectroscopy, neutron scattering.
research field in which current research is conducted physics
Publications
2023

Kocsis V., Tokunaga Y., Rõõm T., Nagel U., Fujioka J., Taguchi Y., Tokura Y., Bordács S.: Spin-Lattice and Magnetoelectric Couplings Enhanced by Orbital Degrees of Freedom in Polar Multiferroic Semiconductors, PHYSICAL REVIEW LETTERS 130: (3) 036801
type of document: Journal paper/Article
number of independent citations: 1
language: English
URL 
2023

Schilberth F., Jiang M.-C., Minami S., Kassem M. A., Mayr F., Koretsune T., Tabata Y., Waki T., Nakamura H., Guo G.-Y., Arita R., Kézsmárki I., Bordács S.: Nodal-line resonance generating the giant anomalous Hall effect of Co 3 Sn 2 S 2, PHYSICAL REVIEW B 107: (21) 214441
type of document: Journal paper/Article
language: English
URL 
2022

Butykai Á., Geirhos K., Szaller D., Kiss L.F., Balogh L., Azhar M., Garst M., DeBeer-Schmitt L., Waki T., Tabata Y., Nakamura H., Kézsmárki I., Bordács S.: Squeezing the periodicity of Néel-type magnetic modulations by enhanced Dzyaloshinskii-Moriya interaction of 4d electrons, NPJ QUANTUM MATERIALS 7: (1) 26
type of document: Journal paper/Article
number of independent citations: 6
language: English
URL 
2021

Vit J, Viirok J, Peedu L, Room T, Nagel U, Kocsis V, Tokunaga Y, Taguchi Y, Tokura Y, Kezsmarki I, Balla P, Penc K, Romhanyi J, Bordacs S: In Situ Electric-Field Control of THz Nonreciprocal Directional Dichroism in the Multiferroic Ba2CoGe2O7, PHYSICAL REVIEW LETTERS 127: (15) 157201
type of document: Journal paper/Article
language: English
URL 
2019

Okamura Y., Seki S., Bordács S., Butykai Á., Tsurkan V., Kézsmárki I., Tokura Y.: Microwave Directional Dichroism Resonant with Spin Excitations in the Polar Ferromagnet GaV 4 S 8, PHYSICAL REVIEW LETTERS 122: (5) 057202
type of document: Journal paper/Article
number of independent citations: 9
language: English
URL 
2018

White JS, Butykai A, Cubitt R, Honecker D, Dewhurst CD, Kiss LF, Tsurkan V, Bordacs S: Direct evidence for cycloidal modulations in the thermal-fluctuation-stabilized spin spiral and skyrmion states of GaV4S8, PHYSICAL REVIEW B 97: (2) 020401
type of document: Journal paper/Article
number of independent citations: 19
language: English
Full text 
2018

Kocsis V, Penc K, Room T, Nagel U, Vit J, Romhanyi J, Tokunaga Y, Taguchi Y, Tokura Y, Kezsmarki I, Bordacs S: Identification of Antiferromagnetic Domains Via the Optical Magnetoelectric Effect, PHYSICAL REVIEW LETTERS 121: (5) 057601
type of document: Journal paper/Article
number of independent citations: 14
language: English
URL 
2017

Bordacs S, Butykai A, Szigeti BG, White JS, Cubitt R, Leonov AO, Widmann S, Ehlers D, von Nidda HAK, Tsurkan V, Loidl A, Kezsmarki I: Equilibrium Skyrmion Lattice Ground State in a Polar Easy-plane Magnet, SCIENTIFIC REPORTS 7: 7584
type of document: Journal paper/Article
number of independent citations: 50
language: English
URL 
2015

I Kézsmárki, S Bordács, P Milde, E Neuber, L M Eng, J S White, H M Rønnow, C D Dewhurst, M Mochizuki, K Yanai, H Nakamura, D Ehlers, V Tsurkan, A Loidl: Néel-type Skyrmion Lattice with Confined Orientation in the Polar Magnetic Semiconductor GaV4S8, NATURE MATERIALS 14: (11) pp. 1116-1122.
type of document: Journal paper/Article
number of independent citations: 380
language: English
Full text 
2012

Bordacs S, Kezsmarki I, Szaller D, Demko L, Kida N, Murakawa H, Onose Y, Shimano R, Room T, Nagel U, Miyahara S, Furukawa N, Tokura Y: Chirality of matter shows up via spin excitations, NATURE PHYSICS 8: (10) pp. 734-738.
type of document: Journal paper/Article
number of independent citations: 320
language: English
URL 
Number of independent citations to these publications:799 
Scientometric data
list of publications and citations
number of scientific publications that meet accreditation criteria:
68
number of scientific publications:
68
monographs and professional books:
0
monographs/books in which chapters/sections were contributed:
0 
scientific publications published abroad that meet the accreditation criteria:
66
publications not in Hungarian, published in Hungary, meeting the accreditation criteria:
0
number of independent citations to scientific publications and creative works:
1902

 
All rights reserved © 2007, Hungarian Doctoral Council. Doctoral Council registration number at commissioner for data protection: 02003/0001. Program version: 2.2358 ( 2017. X. 31. )