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Title: Ultrasensitive detection enabled by nonlinear magnetization of nanomagnetic labels

Journal Article · · Nanoscale
DOI: https://doi.org/10.1039/c8nr01511b · OSTI ID:1466378
ORCiD logo [1]; ORCiD logo [2]; ORCiD logo [3]; ORCiD logo [2]; ORCiD logo [2]; ORCiD logo [4]; ORCiD logo [4]; ORCiD logo [4]; ORCiD logo [5]
  1. Argonne National Lab. (ANL), Argonne, IL (United States); Moscow Institute of Physics and Technology, Moscow Region (Russia); Prokhorov General Physics Institute of the Russian Academy of Sciences, Moscow (Russia)
  2. Prokhorov General Physics Institute of the Russian Academy of Sciences, Moscow (Russia)
  3. Moscow Institute of Physics and Technology, Moscow (Russia)
  4. Argonne National Lab. (ANL), Argonne, IL (United States)
  5. Argonne National Lab. (ANL), Argonne, IL (United States); National Univ. of Science and Technology (MISiS), Moscow (Russia)

The magnetically soft, disk-shaped particles reveal a strong nonlinearity of the magnetization process due to irreversible transitions from the spin vortex to single-domain configuration, enabling their ultrasensitive detection in high-background environments.

Research Organization:
Argonne National Lab. (ANL), Argonne, IL (United States)
Sponsoring Organization:
USDOE Office of Science (SC), Basic Energy Sciences (BES) (SC-22). Materials Sciences & Engineering Division; Russian Science Foundation; Ministry of Education and Science of the Russian Federation
Grant/Contract Number:
AC02-06CH11357
OSTI ID:
1466378
Journal Information:
Nanoscale, Journal Name: Nanoscale Journal Issue: 24 Vol. 10; ISSN NANOHL; ISSN 2040-3364
Publisher:
Royal Society of ChemistryCopyright Statement
Country of Publication:
United States
Language:
English

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