Search Results - "Sajib, Saurav Z.K."

Conductivity Tensor Imaging of In Vivo Human Brain and Experimental Validation Using Giant Vesicle Suspension by Katoch, Nitish, Choi, Bup Kyung, Sajib, Saurav Z. K., Lee, EunAh, Kim, Hyung Joong, Kwon, Oh In, Woo, Eung Je

“…Human brain mapping of low-frequency electrical conductivity tensors can realize patient-specific volume conductor models for neuroimaging and electrical…”
Get full text

Magnetic-resonance-based measurement of electromagnetic fields and conductivity in vivo using single current administration-A machine learning approach by Sajib, Saurav Z K, Chauhan, Munish, Kwon, Oh In, Sadleir, Rosalind J

“…Diffusion tensor magnetic resonance electrical impedance tomography (DT-MREIT) is a newly developed technique that combines MR-based measurements of magnetic…”
Get full text

Low frequency conductivity reconstruction based on a single current injection via MREIT by Song, Yizhuang, Sajib, Saurav Z K, Wang, Haiyang, Kwon, Hyeuknam, Chauhan, Munish, Keun Seo, Jin, Sadleir, Rosalind

“…Conventional magnetic resonance electrical impedance tomography (MREIT) reconstruction methods require administration of two linearly independent currents via…”
Get more information

Anisotropic Conductivity Tensor Imaging of In Vivo Canine Brain Using DT-MREIT by Woo Chul Jeong, Sajib, Saurav Z. K., Katoch, Nitish, Hyung Joong Kim, Oh In Kwon, Eung Je Woo

“…We present in vivo images of anisotropic electrical conductivity tensor distributions inside canine brains using diffusion tensor magnetic resonance electrical…”
Get full text

Software Toolbox for Low-Frequency Conductivity and Current Density Imaging Using MRI by Sajib, Saurav Z. K., Katoch, Nitish, Kim, Hyung Joong, Kwon, Oh In, Woo, Eung Je

“…Objective: Low-frequency conductivity and current density imaging using MRI includes magnetic resonance electrical impedance tomography (MREIT), diffusion…”
Get full text

Anisotropic conductivity tensor imaging in MREIT using directional diffusion rate of water molecules by Kwon, Oh In, Jeong, Woo Chul, Sajib, Saurav Z K, Kim, Hyung Joong, Woo, Eung Je

“…Magnetic resonance electrical impedance tomography (MREIT) is an emerging method to visualize electrical conductivity and/or current density images at low…”
Get more information

Current Density Imaging During Transcranial Direct Current Stimulation Using DT-MRI and MREIT: Algorithm Development and Numerical Simulations by Kwon, Oh In, Sajib, Saurav Z. K., Sersa, Igor, Oh, Tong In, Jeong, Woo Chul, Kim, Hyung Joong, Woo, Eung Je

“…Objective: Transcranial direct current stimulation (tDCS) is a neuromodulatory technique for neuropsychiatric diseases and neurological disorders. In the tDCS…”
Get full text

Extracellular Total Electrolyte Concentration Imaging for Electrical Brain Stimulation (EBS) by Sajib, Saurav Z. K., Lee, Mun Bae, Kim, Hyung Joong, Woo, Eung Je, Kwon, Oh In

“…Techniques for electrical brain stimulation (EBS), in which weak electrical stimulation is applied to the brain, have been extensively studied in various…”
Get full text

Regional absolute conductivity reconstruction using projected current density in MREIT by Sajib, Saurav Z K, Kim, Hyung Joong, Kwon, Oh In, Woo, Eung Je

“…Magnetic resonance electrical impedance tomography (MREIT) is a non-invasive technique for imaging the internal conductivity distribution in tissue within an…”
Get more information

Electrodeless conductivity tensor imaging (CTI) using MRI: basic theory and animal experiments by Sajib, Saurav Z. K., Kwon, Oh In, Kim, Hyung Joong, Woo, Eung Je

“…The electrical conductivity is a passive material property primarily determined by concentrations of charge carriers and their mobility. The macroscopic…”
Get full text

Sub-millimeter resolution electrical conductivity images of brain tissues using magnetic resonance-based electrical impedance tomography by Oh, Tong In, Kim, Hyun Bum, Jeong, Woo Chul, Sajib, Saurav Z. K., Kyung, Eun Jung, Kim, Hyung Joong, Kwon, Oh In, Woo, Eung Je

“…Recent magnetic resonance (MR)-based electrical impedance tomography (MREIT) of in vivo animal and human subjects enabled the imaging of electromagnetic…”
Get full text

Noise analysis in fast magnetic resonance electrical impedance tomography (MREIT) based on spoiled multi gradient echo (SPMGE) pulse sequence by Oh, Tong In, Jeong, Woo Chul, Kim, Ji Eun, Sajib, Saurav Z K, Kim, Hyung Joong, Kwon, Oh In, Woo, Eung Je

“…Magnetic resonance electrical impedance tomography (MREIT) is a promising non-invasive method to visualize a static cross-sectional conductivity and/or current…”
Get more information

Simultaneous imaging of dual-frequency electrical conductivity using a combination of MREIT and MREPT by Kim, Hyung Joong, Jeong, Woo Chul, Sajib, Saurav Z. K., Kim, Min-Oh, Kwon, Oh In, Je Woo, Eung, Kim, Dong-Hyun

“…Purpose To propose a single magnetic resonance scan conductivity imaging technique providing dual‐frequency characteristics of tissue conductivity. Methods…”
Get full text

Simulations and phantom evaluations of magnetic resonance electrical impedance tomography (MREIT) for breast cancer detection by Sadleir, Rosalind J., Sajib, Saurav Z.K., Kim, Hyung Joong, Kwon, Oh In, Woo, Eung Je

“…[Display omitted] ► Experimental and numerical simulation results of MREIT to detect breast cancer. ► Practical amounts of Bz noise measured from phantom…”
Get full text

Optimization of magnetic flux density measurement using multiple RF receiver coils and multi-echo in MREIT by Jeong, Woo Chul, Chauhan, Munish, Sajib, Saurav Z K, Kim, Hyung Joong, Serša, Igor, Kwon, Oh In, Woo, Eung Je

“…Magnetic Resonance Electrical Impedance Tomography (MREIT) is an MRI method that enables mapping of internal conductivity and/or current density via…”
Get more information

In vivo mapping of current density distribution in brain tissues during deep brain stimulation (DBS) by Sajib, Saurav Z. K., Oh, Tong In, Kim, Hyung Joong, Kwon, Oh In, Woo, Eung Je

“…New methods for in vivo mapping of brain responses during deep brain stimulation (DBS) are indispensable to secure clinical applications. Assessment of current…”
Get full text

Experimental evaluation of electrical conductivity imaging of anisotropic brain tissues using a combination of diffusion tensor imaging and magnetic resonance electrical impedance tomography by Sajib, Saurav Z. K., Jeong, Woo Chul, Kyung, Eun Jung, Kim, Hyun Bum, Oh, Tong In, Kim, Hyung Joong, Kwon, Oh In, Woo, Eung Je

“…Anisotropy of biological tissues is a low-frequency phenomenon that is associated with the function and structure of cell membranes. Imaging of anisotropic…”
Get full text

Reconstruction of dual-frequency conductivity by optimization of phase map in MREIT and MREPT by Kwon, Oh In, Jeong, Woo Chul, Sajib, Saurav Z K, Kim, Hyung Joong, Woo, Eung Je, Oh, Tong In

“…The spectroscopic conductivity distribution of tissue can help to explain physiological and pathological status. Dual frequency conductivity imaging by…”
Get full text

Realistic Electric Field Mapping of Anisotropic Muscle During Electrical Stimulation Using a Combination of Water Diffusion Tensor and Electrical Conductivity by Choi, Bup Kyung, Oh, Tong In, Sajib, Saurav Zk, Kim, Jin Woong, Kim, Hyung Joong, Kwon, Oh In, Woo, Eung Je

“…To realistically map the electric fields of biological tissues using a diffusion tensor magnetic resonance electrical impedance tomography (DT-MREIT) method to…”
Get full text

Enhanced magnetic flux density mapping using coherent steady state equilibrium signal in MREIT by Jeong, Woo Chul, Lee, Mun Bae, Sajib, Saurav Z. K., Kim, Hyung Joong, Kwon, Oh In, Woo, Eung Je

“…Measuring the z-component of magnetic flux density B = (Bx , By , Bz ) induced by transversally injected current, magnetic resonance electrical impedance…”
Get full text