Zobrazeno 1 - 10
of 46
pro vyhledávání: '"Proloy T. Das"'
In-line monitoring of magnetic nanoparticles synthesis using reactor integrated on-chip magnetometer
Autor:
Yunji Eom, Byeonghwa Lim, Keonmok Kim, Taehyeong Jeon, Changyeop Jeon, Sunjong Oh, Hyeonseol Kim, Proloy T. Das, Sri Ramulu Torati, CheolGi Kim
Publikováno v:
Journal of Science: Advanced Materials and Devices, Vol 7, Iss 4, Pp 100490- (2022)
The excellent multifunctional properties of magnetic nanoparticles (MNPs) allow them to be used in a wide range of applications. However, the required processes for the MNPs synthesis and characterization are still time-consuming and laborious, which
Externí odkaz:
https://doaj.org/article/7dd0198ff1214c199ea747fbac6e3954
Autor:
Byeonghwa Lim, Mohamed Mahfoud, Proloy T. Das, Taehyeong Jeon, Changyeop Jeon, Mijin Kim, Trung-Kien Nguyen, Quang-Hung Tran, Ferial Terki, CheolGi Kim
Publikováno v:
APL Materials, Vol 10, Iss 5, Pp 051108-051108-35 (2022)
Advances in micro- and nanotechnology have led to rapid employment of spintronic sensors in both recording and non-recording applications. These state-of-the-art magnetoresistive spintronic sensors exhibit high sensitivities and ultra-low field detec
Externí odkaz:
https://doaj.org/article/3b5fe31d12154ea991ed0c87c122e40b
Publikováno v:
AIP Advances, Vol 8, Iss 7, Pp 075108-075108-11 (2018)
In this paper, we have studied low-temperature magnetic properties and transport dynamics of half-doped Pr0.5Sr0.5MnO3 (PSMO) nano-manganite. Nanoparticles with different average grain sizes are synthesized using chemical pyrophoric reaction route an
Externí odkaz:
https://doaj.org/article/25bb5ba73ac6487aa372a285f72ef039
Detection of Low-Frequency Magnetic Fields Down to Sub-pT Resolution With Planar-Hall Effect Sensors
Publikováno v:
IEEE Sensors Letters. 5:1-4
Using planar Hall effect sensors with magnetic flux concentrators, we measure magnetic fields at frequencies below 100 Hz. We show that for a measurement time of up to 100 s, it is possible to detect fields of ∼700 fT and ∼1 pT at 10 Hz and 0.1 H
Autor:
Vladislav Mor, Asaf Grosz, Tzahi Givon, Moty Schultz, Lior Klein, Proloy T. Das, Hariharan Nhalil, Nir Hasidim, Shai Amrusi
Publikováno v:
IEEE Sensors Letters. 3:1-4
We integrate elliptical planar Hall effect (PHE) magnetometers with optimized high permeability magnetic flux concentrators. The integrated magnetometers exhibit at room temperature an equivalent magnetic noise of ∼5 pT/√Hz at 10 Hz, 7.4 pT/√Hz
Publikováno v:
Journal of Nanoscience and Nanotechnology. 19:3950-3958
Gadolinium doping effects on structural-, electronic transport and magnetic properties of Pr0.6Gd0.1Sr0.3MnO₃ (PGSMO) nanomanganite (40-65 nm) have been investigated. We have considered the core-shell structure of our PGSMO nanoparticles, which can
Publikováno v:
Ceramics International. 45:5751-5760
The aim of this work is to investigate the effect of divalent cations on the structure and electrical properties of Ce0.85La0.1D0.05O2-δ (D = Ca, Sr and Ba) oxygen ion conductors. The X-Ray structural analysis confirms the presence of CeDO3 minor ph
Autor:
Yong-Ho Lee, Byeonghwa Lim, Jae-Hoon Lee, Taehyeong Jeon, Changyeop Jeon, CheolGi Kim, Proloy T. Das
Publikováno v:
Sensors, Vol 21, Iss 3585, p 3585 (2021)
Sensors (Basel, Switzerland)
Sensors (Basel, Switzerland)
Advanced microelectromechanical system (MEMS) magnetic field sensor applications demand ultra-high detectivity down to the low magnetic fields. To enhance the detection limit of the magnetic sensor, a resistance compensator integrated self-balanced b
Autor:
CheolGi Kim, Ivan Soldatov, Changyeop Jeon, Proloy T. Das, Mijin Kim, Taehyeong Jeon, Byeonghwa Lim
Publikováno v:
Sensors
Volume 21
Issue 20
Sensors (Basel, Switzerland)
Sensors, Vol 21, Iss 6891, p 6891 (2021)
Volume 21
Issue 20
Sensors (Basel, Switzerland)
Sensors, Vol 21, Iss 6891, p 6891 (2021)
The resolution of planar-Hall magnetoresistive (PHMR) sensors was investigated in the frequency range from 0.5 Hz to 200 Hz in terms of its sensitivity, average noise level, and detectivity. Analysis of the sensor sensitivity and voltage noise respon
Publikováno v:
Journal of nanoscience and nanotechnology. 19(7)
Gadolinium doping effects on structural-, electronic transport and magnetic properties of Pr