Publications

2016 - 2023

• Chemical Analysis of an Isotopically Labeled Molecule Using Two-Dimensional NMR Spectroscopy at 34 µT 

Seong-Joo Lee, Kwon Kyu Yu, Seong-min Hwang, Sangwon Oh, Nam Woong Song, Hak-Sung Jung, Oc Hee Han*, Jeong Hyun Shim*,

 ACS Omega 8, 40 ( 2023)

• Frequency limits of sequential readout for sensing AC magnetic fields using nitrogen-vacancy centers in diamond

Santosh Ghimire, Seong-Joo Lee, Sangwon Oh, Jeong Hyun Shim*, 

Sensors, 23, 17 (2023)

• Quantum diamond microscopy with optimized magnetic field sensitivity and sub-ms temporal resolution

Sangwon Oh* , Seong-Joo Lee, Jeong Hyun Shim, Nam Woong Song, Truong Thi Hien, 

J. Appl. Phys. 133, 204402 (2023) 

• Decoherence of nitrogen-vacancy spin ensembles in a nitrogen electron-nuclear spin bath in diamond, 

Huijin Park, Junghyun Lee, Sangwook Han, Sangwon Oh*, Hosung Seo* 

npj Quantum Inf. 8, 95 (2022)

• Multiplexed Sensing of Magnetic Field and Temperature in Real Time Using a NitrogenVacancy Spin Ensemble in Diamond

Jeong Hyun Shim*, Seong-Joo Lee, Santosh Ghimire, Ju Il Hwang, Kwang-Geol Lee, Kiwoong Kim, Matthew J. Turner, Connor A. Hart, Ronald L. Walsworth, Sangwon Oh*

 Phys. Rev. Appl. 17,014009 (2022) 

• Organic Reaction Monitoring of a Glycine Derivative Using Signal Amplification by Reversible Exchange-Hyperpolarized Benchtop Nuclear Magnetic Resonance Spectroscopy

Heelin Chae, Sein Min, Hye Jin Jeong, Sung Keon Namgoong, Sangwon Oh, Kiwoong Kim*, Keunhong Jeong* 

Anal. Chem, 92, 10902 (2020)

• Hyperpolarization of nitrile compounds using signal amplification by reversible exchange

Sarah Kim, Sein Min, Heelim Chae, Hye Jin Jeong, Sung Keon Namgoong, Sangwon Oh*, Keunhong Jeong*

Molecules, 25, 3347 (2020) 

• Dynamic nuclear polarisation of liquids at one microtesla using circularly polarised RF with application to millimetre resolution MRI

Ingo Hilschenz, Sangwon Oh, Seong-Joo Lee, Kwon Kyu Yu, Kiwoong Kim, Jeong Hyun Shim*

 J. Mag. Res., 305, 138 (2019)

• Overhauser proton spin-echo magnetometer for magnetic fields below 1 µT

 Seong-Joo Lee, Jeong Hyun Shim, Kwon Kyu Yu, Seong-min Hwang, Sangwon Oh, Ingo Hilschenz, Kiwoong Kim*

Metrologia, 56, 045011 (2019)

• Toward a magnetic resonance electrical impedance tomography in ultra-low field

 Seong-Joo Lee, Jeong Hyun Shim, Kwon Kyu Yu, Seong-min Hwang, Sangwon Oh, Ingo Hilschenz, Kiwoong Kim*

 App. Phys. Lett., 112, 153703 (2018)

2014 - 2016

•  Absolute phase effects on CPMG-type pulse sequences

 S. Mandal, Sangwon Oh, M. Hurilimann

J. Magn. Reson. 261 121 (2015) 

• Pressure driven suspension flow near jamming, 

Sangwon Oh, Yi-qiao Song, Dmitry I. Garagash, Brice Lecampion, Jean Desroches

Phys. Rev. Lett. 114, 088301 (2015)

• Enhanced self-diffusion of adsorbed methanol in silica aerogel

Jengseop A. Lee, A. M. Mounce, Sangwon Oh, A. M. Zimmerman, W. P. Halperin

Phys. Rev. B 90, 174501 (2014)

2009 - 2013

• Absence of static loop-current magnetism at the apical oxygen site in HgBa2CuO4+δ from NMR

A.M. Mounce, Sangwon Oh, W. P. Halperin, A.P. Reyes, P.L. Kuhns, M. Chan, J. Li, D. Xia, X. Zhao, M. Greven

Phys. Rev. Lett. 111, 187003 (2013)

• Microscopic coexistence of a two-component incommensurate spin density wave with superconductivity in underdoped NaFe0.983Co0.017As

Sangwon Oh, A.M. Mounce, Jeongseop A. Lee, W. P. Halperin, C.L. Zhang, S. Carr, P. Dai, A. P. Reyes, P. L. Kuhns

Phys. Rev. B 88, 134518 (2013)

• Evidence of unconventional low-frequency dynamics in the normal phase of Ba(Fe1−xRhx)2As2 iron-based superconductors

L. Bossoni, P. Carretta, W. P. Halperin, S. Oh, A. Reyes, P. Kuhns

Phys. Rev. B 88, 100503(R) (2013) 

• Spin-pairing and penetration depth measurements from nuclear magnetic resonance in NaFe0.975Co0.025As

Sangwon Oh, A.M. Mounce, J. Lee, W. P. Halperin, C.L. Zhang, S. Carr, P. Dai, 

Phys. Rev. B, 87 174517 (2013) 

• Magnetic field dependence of spin-lattice relaxation in the s± state of Ba0.67K0.33Fe2As2

Sangwon Oh, A.M. Mounce, W. P. Halperin, C.L. Zhang, P. Dai, A. P. Reyes, P.L. Kuhns

Phys. Rev. B, 85, 174508 (2012)

• Nuclear magnetic resonance studies of vortices in high temperature superconductors

A.M. Mounce S. Oh, W. P. Halperin

Frontiers of Physics 6, 450 (2011)

• 75As NMR of Ba(Fe0.93Co0.07)2As2 in high magnetic field

Sangwon Oh, A.M. Mounce, S. Mukhopadhyay, W. P. Halperin, A.B. Vorontsov, S.L. Bud’ko, P.C. Canfield, Y. Furukawa, A. P. Reyes, P.L. Kuhns

Phys. Rev. B, 83, 214501 (2011)

• Spin density wave near the vortex cores in the high temperature superconductor Bi2Sr2CaCu2O8+y

A.M. Mounce, S. Oh, S. Mukhopadhyay, W. P. Halperin, A. P. Reyes, P.L. Kuhns, K. Fujita, M. Ishikado, S. Uchida

Phys. Rev. Lett., 106, 057003 (2011)

• Charge induced vortex lattice instability, 

A.M. Mounce, S. Oh, S. Mukhopadhyay, W. P. Halperin, A. P. Reyes, P.L. Kuhns, K. Fujita, M. Ishikado, S. Uchida

Nature Physics 7, 125 (2011)

• Magnetic impurities in the pnictide superconductor Ba1−xKxFe2As2

S. Mukhopadhyay, Sangwon Oh, A.M. Mounce, M. Lee, W. P. Halperin, N. Ni, S.L. Bud’ko, P.C. Canfield, A. P. Reyes, P.L. Kuhns, 

New J. Phys. 11, 055050 (2009)