Search Results - "RUGAR, D"

Nanoscale magnetic resonance imaging by Degen, C.L, Poggio, M, Mamin, H.J, Rettner, C.T, Rugar, D

“…We have combined ultrasensitive magnetic resonance force microscopy (MRFM) with 3D image reconstruction to achieve magnetic resonance imaging (MRI) with…”
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Detecting external electron spins using nitrogen-vacancy centers by Mamin, H. J., Sherwood, M. H., Rugar, D.

“…Near-surface nitrogen-vacancy (NV) centers have been created in diamond through low-energy implantation of super(15)N to sense electron spins that are external…”
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Nanoscale Nuclear Magnetic Resonance with a Nitrogen-Vacancy Spin Sensor by Mamin, H. J., Kim, M., Sherwood, M. H., Rettner, C. T., Ohno, K., Awschalom, D. D., Rugar, D.

“…Extension of nuclear magnetic resonance (NMR) to nanoscale samples has been a longstanding challenge because of the insensitivity of conventional detection…”
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Decoherence of Near-Surface Nitrogen-Vacancy Centers Due to Electric Field Noise by Kim, M, Mamin, H J, Sherwood, M H, Ohno, K, Awschalom, D D, Rugar, D

“…We show that electric field noise from surface charge fluctuations can be a significant source of spin decoherence for near-surface nitrogen-vacancy (NV)…”
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Feedback cooling of a cantilever's fundamental mode below 5 mK by Poggio, M, Degen, C L, Mamin, H J, Rugar, D

“…We cool the fundamental mechanical mode of an ultrasoft silicon cantilever from a base temperature of 2.2 K down to 2.9+/-0.3 mK using active optomechanical…”
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Spurious Harmonic Response of Multipulse Quantum Sensing Sequences by Loretz, M., Boss, J. M., Rosskopf, T., Mamin, H. J., Rugar, D., Degen, C. L.

“…Multipulse sequences based on Carr-Purcell decoupling are frequently used for narrow-band signal detection in single-spin magnetometry. We have analyzed the…”
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Sub-attonewton force detection at millikelvin temperatures by Mamin, H. J., Rugar, D.

“…A 290-nm-thick single-crystal silicon cantilever has been cooled in vacuum to a temperature of 110 mK in order reduce its thermal motion and thereby improve…”
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Single spin detection by magnetic resonance force microscopy by Rugar, D, Budakian, R, Mamin, H. J, Chui, B. W

“…Magnetic resonance imaging (MRI) is well known as a powerful technique for visualizing subsurface structures with three-dimensional spatial resolution. Pushing…”
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Proton magnetic resonance imaging using a nitrogen–vacancy spin sensor by Rugar, D., Mamin, H. J., Sherwood, M. H., Kim, M., Rettner, C. T., Ohno, K., Awschalom, D. D.

“…Two-dimensional magnetic resonance imaging of hydrogen in organic samples with a resolution of 12 nm can be achieved by using the spin of a nitrogen–vacancy…”
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Multipulse double-quantum magnetometry with near-surface nitrogen-vacancy centers by Mamin, H J, Sherwood, M H, Kim, M, Rettner, C T, Ohno, K, Awschalom, D D, Rugar, D

“…We discuss multipulse magnetometry that exploits all three magnetic sublevels of the S=1 nitrogen-vacancy center in diamond to achieve enhanced magnetic field…”
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Nuclear magnetic resonance imaging with 90-nm resolution by Mamin, H. J, Poggio, M, Degen, C. L, Rugar, D

“…Magnetic resonance imaging (MRI) is a powerful imaging technique that typically operates on the scale of millimetres to micrometres. Conventional MRI is based…”
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Role of spin noise in the detection of nanoscale ensembles of nuclear spins by Degen, C L, Poggio, M, Mamin, H J, Rugar, D

“…When probing nuclear spins in materials on the nanometer scale, random fluctuations of the spin polarization will exceed the mean Boltzmann polarization for…”
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Effect of oxygen plasma and thermal oxidation on shallow nitrogen-vacancy centers in diamond by Kim, M., Mamin, H. J., Sherwood, M. H., Rettner, C. T., Frommer, J., Rugar, D.

“…We investigate the effect of two different surface treatments on shallow nitrogen-vacancy (NV) centers in diamond. Short duration oxygen plasma exposure is…”
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Controlled manipulation of individual vortices in a superconductor by Straver, E. W. J., Hoffman, J. E., Auslaender, O. M., Rugar, D., Moler, Kathryn A.

“…We report controlled local manipulation of single vortices by low temperature magnetic force microscopy in a thin film of superconducting Nb. We are able to…”
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Noncontact friction and force fluctuations between closely spaced bodies by Stipe, B C, Mamin, H J, Stowe, T D, Kenny, T W, Rugar, D

“…Noncontact friction between a Au(111) surface and an ultrasensitive gold-coated cantilever was measured as a function of tip-sample spacing, temperature, and…”
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An off-board quantum point contact as a sensitive detector of cantilever motion by Poggio, M., Jura, M. P., Degen, C. L., Topinka, M. A., Mamin, H. J., Goldhaber-Gordon, D., Rugar, D.

“…The use of a quantum point contact to detect the thermal motion of a nearby microcantilever demonstrates a potentially useful tool in the quest to push the…”
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Quality factors in micron- and submicron-thick cantilevers by Yasumura, K.Y., Stowe, T.D., Chow, E.M., Pfafman, T., Kenny, T.W., Stipe, B.C., Rugar, D.

“…Micromechanical cantilevers are commonly used for detection of small forces in microelectromechanical sensors (e.g., accelerometers) and in scientific…”
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Attonewton force detection using ultrathin silicon cantilevers by Stowe, T. D., Yasumura, K., Kenny, T. W., Botkin, D., Wago, K., Rugar, D.

“…A measured force resolution of 5.6×10−18 N/Hz at 4.8 K in vacuum using a single-crystal silicon cantilever only 600 Å thick is demonstrated. The spring…”
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Magnetic dissipation and fluctuations in individual nanomagnets measured by ultrasensitive cantilever magnetometry by Stipe, B C, Mamin, H J, Stowe, T D, Kenny, T W, Rugar, D

“…Cantilever magnetometry with moment resolution better than 10(4)micro(B) was used to study individual nanomagnets. By using the fluctuation-dissipation theorem…”
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Detection and manipulation of statistical polarization in small spin ensembles by Mamin, H J, Budakian, R, Chui, B W, Rugar, D

“…We report the detection of the square root of N statistical polarization in a small ensemble of electron spin centers in SiO2 by magnetic resonance force…”
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