Search Results - "Jaehoon Bang"

Ultrasensitive torque detection with an optically levitated nanorotor by Ahn, Jonghoon, Xu, Zhujing, Bang, Jaehoon, Ju, Peng, Gao, Xingyu, Li, Tongcang

“…Torque sensors such as the torsion balance enabled the first determination of the gravitational constant by Henri Cavendish 1 and the discovery of Coulomb’s…”
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Torsional Optomechanics of a Levitated Nonspherical Nanoparticle by Hoang, Thai M, Ma, Yue, Ahn, Jonghoon, Bang, Jaehoon, Robicheaux, F, Yin, Zhang-Qi, Li, Tongcang

“…An optically levitated nanoparticle in vacuum is a paradigm optomechanical system for sensing and studying macroscopic quantum mechanics. While its…”
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Optically Levitated Nanodumbbell Torsion Balance and GHz Nanomechanical Rotor by Ahn, Jonghoon, Xu, Zhujing, Bang, Jaehoon, Deng, Yu-Hao, Hoang, Thai M, Han, Qinkai, Ma, Ren-Min, Li, Tongcang

“…Levitated optomechanics has great potential in precision measurements, thermodynamics, macroscopic quantum mechanics, and quantum sensing. Here we synthesize…”
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Electron spin control of optically levitated nanodiamonds in vacuum by Hoang, Thai M., Ahn, Jonghoon, Bang, Jaehoon, Li, Tongcang

“…Electron spins of diamond nitrogen-vacancy (NV) centres are important quantum resources for nanoscale sensing and quantum information. Combining NV spins with…”
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Non-reciprocal energy transfer through the Casimir effect by Xu, Zhujing, Gao, Xingyu, Bang, Jaehoon, Jacob, Zubin, Li, Tongcang

“…One of the fundamental predictions of quantum mechanics is the occurrence of random fluctuations in a vacuum caused by the zero-point energy. Remarkably,…”
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Experimental Test of the Differential Fluctuation Theorem and a Generalized Jarzynski Equality for Arbitrary Initial States by Hoang, Thai M, Pan, Rui, Ahn, Jonghoon, Bang, Jaehoon, Quan, H T, Li, Tongcang

“…Nonequilibrium processes of small systems such as molecular machines are ubiquitous in biology, chemistry, and physics but are often challenging to comprehend…”
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Five-dimensional cooling and nonlinear dynamics of an optically levitated nanodumbbell by Bang, Jaehoon, Seberson, T., Ju, Peng, Ahn, Jonghoon, Xu, Zhujing, Gao, Xingyu, Robicheaux, F., Li, Tongcang

“…Optically levitated nonspherical particles in vacuum are excellent candidates for torque sensing, rotational quantum mechanics, high-frequency gravitational…”
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Experimental realization of Feynman's ratchet by Bang, Jaehoon, Pan, Rui, Hoang, Thai M, Ahn, Jonghoon, Jarzynski, Christopher, Quan, H T, Li, Tongcang

“…Feynman's ratchet is a microscopic machine in contact with two heat reservoirs, at temperatures TA and TB, that was proposed by Richard Feynman to illustrate…”
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Assembly and Densification of Nanowire Arrays via Shrinkage by Bang, Jaehoon, Choi, Jonghyun, Xia, Fan, Kwon, Sun Sang, Ashraf, Ali, Park, Won Il, Nam, SungWoo

“…Chemically synthesized semiconductor nanowires (NWs) have demonstrated substantial promise for nanoelectronics, nanoenergy, and nanobiotechnology, but the lack…”
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Optically Levitated Torque Sensor and Ultrafast Nanomechanical Rotor by Tongcang Li, Jonghoon Ahn, Zhujing Xu, Jaehoon Bang

“…We propose to optically levitate a nonspherical nanoparticle in vacuum to detect the quantum vacuum torque (Casimir torque). We have levitated nonspherical…”
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Feedback Control of Optically Trapped Nanoparticles and its Applications by Bang, Jaehoon

“…In the 1970’s, Arthur Ashkin developed a remarkable system called the “optical tweezer” which utilizes the radiation pressure of light to manipulate particles…”
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Electron spin control of an optically levitated nanodiamond in vacuum by Tongcang Li, Hoang, Thai M., Jonghoon Ahn, Jaehoon Bang

“…We optically levitated a nanodiamond in partial vacuum and demonstrated electron spin control of its built-in nitrogen-vacancy centers. We observed that the…”
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Torsional optomechanics and quantum simulation with a levitated nanodiamond by Tongcang Li, Hoang, Thai M., Yue Ma, Ming Gong, Jonghoon Ahn, Jaehoon Bang, Zhang-Qi Yin

“…We report the observation of the torsional vibration of an optically levitated nanodiamond in vacuum. We propose a scheme to achieve torsional ground state…”
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Microfluidic concentration-on-demand combinatorial dilutions by Lee, Kangsun, Kim, Choong, Kim, Youngeun, Ahn, Byungwook, Bang, Jaehoon, Kim, Jungkwun, Panchapakesan, Rajagopal, Yoon, Yong-Kyu, Kang, Ji Yoon, Oh, Kwang W.

“…We present a microfluidic network-based combinatorial dilution device to generate on-demand combinatorial dilutions of all input samples in the range of a 3D…”
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Surface Adhesion and Growth of Microaggregates under Flow Conditions (I): Role of Cell-Derived Microparticles and Leukocytes by Jy, Wenche, Jimenez, Joaquin J., Bidot, Loreta, Bang, Jaehoon, Horstman, Lawrence L., Bidot, Carlos J., Ahn, Yeon-Soong

“…BACKGROUND. Circulating blood cells and endothelial cells (EC) shed small membranous vesicles termed cell-derived microparticles (MP) upon activation or…”
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Non-reciprocal energy transfer through the Casimir effect by Xu, Zhujing, Gao, Xingyu, Bang, Jaehoon, Jacob, Zubin, Li, Tongcang

“…Nature Nanotechnology 17, 148 (2022) A fundamental prediction of quantum mechanics is that there are random fluctuations everywhere in a vacuum because of the…”
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Red Cells Release Microparticles Heterogeneous in Phenotypes, Procoagulant Activities, and Size under Different Conditions by Jy, Wenche, Bang, Jaehoon, Jimenez, Joaquin J., Horstman, Lawrence L., Bidot, Loreta, White, James G., Bidot, Carlos J., Ahn, Yeon-Soong

“…BACKGROUND. Hemolytic anemias (HA) such as autoimmune hemolytic anemia (AIHA), thalassemia, and sickle cell disease are associated with increased risk for…”
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Evidence of Different Subspecies of Microparticles (MP) Derived from Red Blood Cells (RMP) and Comparison of Their Phenotypes and Procoagulant Activity by Jy, Wenche, Bang, Jaehoon, Bidot, Loreta, Lin, Andrew, Jimenez, Joaquin J., Fontana, Vincenzo, Ahn, Eugene, Ahn, Yeon-Soong

“…BACKGROUND: The potential roles of cell derived microparticles (MP) such as those derived from platelets (PMP), endothelium (EMP), leukocytes (LMP), and red…”
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A Significant Fraction of ADAMTS13 Activity Is Associated with Activated Platelets and Their Microparticles (PMP): Implication for Regulating ADAMTS13 Activity by Jy, Wenche, Lin, Andrew, Bidot, Loreta, Bang, Jaehoon, Ahn, Eugene, Horstman, Lawrence L., Jimenez, Joaquin J., Bidot, Carlos J., Ahn, Yeon-Soong

“…BACKGROUND: Deficiency of ADAMTS13, vWF cleaving protease, is known to be associated with TTP and some other microangiopathies, but low levels were reported in…”
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Thrombin Generation Profiles Are Qualitatively and Quantitatively Distinct in Microparticles Derived from Red Cells (RMP), Platelets (PMP), and Endothelia (EMP) by Jy, Wenche, Bidot, Loreta, Jimenez, Joaquin J., Horstman, Lawrence L., Bang, Jaehoon, Lin, Andrew, Zambrano, William, Ahn, Eugene, Ahn, Yeon-Soong

“…INTRODUCTION: Cell derived microparticles (MP) are submicroscopic vesicles released druing stimulation and carries different adhesion molecules and membrane…”
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