Joshua Charles Long

Search results

• 2022

  A method for controlling the magnetic field near a superconducting boundary in the ARIADNE axion experiment

  Fosbinder-Elkins, H., Kim, Y., Dargert, J., Harkness, M., Geraci, A. A., Levenson-Falk, E., Mumford, S., Fang, A., Kapitulnik, A., Matlashov, A., Kim, D., Shin, Y., Semertzidis, Y. K., Lee, Y. H., Aggarwal, N., Lohmeyer, C., Reid, A., Shortino, J., Lee, I., Long, J. C., & 2 othersLiu, C. Y. & Snow, W., Jan 2022, In: Quantum Science and Technology. 7, 1, 014002.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Magnetic Field 100%
  • Magnetic fields 93%
  • Sprockets 79%
  • magnetic shielding 69%
  • Coil 68%

• Characterization of magnetic field noise in the ARIADNE source mass rotor

  Aggarwal, N., Schnabel, A., Voigt, J., Brown, A., Long, J. C., Knappe-Grueneberg, S., Kilian, W., Fang, A., Geraci, A. A., Kapitulnik, A., Kim, D., Kim, Y., Lee, I., Lee, Y. H., Liu, C. Y., Lohmeyer, C., Reid, A., Semertzidis, Y., Shin, Y., Shortino, J., & 4 othersSmith, E., Snow, W. M., Weisman, E. & Zhang, H., Mar 1 2022, In: Physical Review Research. 4, 1, 013090.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • rotors 100%
  • demagnetization 78%
  • tungsten 56%
  • characterization 55%
  • magnetic moments 54%
• 2019

  A new cryogenic apparatus to search for the neutron electric dipole moment

  Ahmed, M. W., Alarcon, R., Aleksandrova, A., Baeßler, S., Barron-Palos, L., Bartoszek, L. M., Beck, D. H., Behzadipour, M., Berkutov, I., Bessuille, J., Blatnik, M., Broering, M., Broussard, L. J., Busch, M., Carr, R., Cianciolo, V., Clayton, S. M., Cooper, M. D., Crawford, C., Currie, S. A., & 74 othersDaurer, C., Dipert, R., Dow, K., Dutta, D., Efremenko, Y., Erickson, C. B., Filippone, B. W., Fomin, N., Gao, H., Golub, R., Gould, C. R., Greene, G., Haase, D. G., Hasell, D., Hawari, A. I., Hayden, M. E., Holley, A., Holt, R. J., Huffman, P. R., Ihloff, E., Imam, S. K., Ito, T. M., Karcz, M., Kelsey, J., Kendellen, D. P., Kim, Y. J., Korobkina, E., Korsch, W., Lamoreaux, S. K., Leggett, E., Leung, K. K. H., Lipman, A., Liu, C. Y., Long, J., MacDonald, S. W. T., Makela, M., Matlashov, A., Maxwell, J. D., Mendenhall, M., Meyer, H. O., Milner, R. G., Mueller, P. E., Nouri, N., O'Shaughnessy, C. M., Osthelder, C., Peng, J. C., Penttila, S. I., Phan, N. S., Plaster, B., Ramsey, J. C., Rao, T. M., Redwine, R. P., Reid, A., Saftah, A., Seidel, G. M., Silvera, I., Slutsky, S., Smith, E., Snow, W. M., Sondheim, W., Sosothikul, S., Stanislaus, T. D. S., Sun, X., Swank, C. M., Tang, Z., Dinani, R. T., Tsentalovich, E., Vidal, C., Wei, W., White, C. R., Williamson, S. E., Yang, L., Yao, W. & Young, A. R., 2019, In: Journal of Instrumentation. 14, 11, P11017.

  Research output: Contribution to journal › Article › peer-review

  • Electric dipole moments 100%
  • Superfluid 79%
  • Neutron 65%
  • electric moments 59%
  • Neutrons 56%

• Combined Search for a Lorentz-Violating Force in Short-Range Gravity Varying as the Inverse Sixth Power of Distance

  Shao, C. G., Chen, Y. F., Tan, Y. J., Yang, S. Q., Luo, J., Tobar, M. E., Long, J. C., Weisman, E. & Kostelecký, V. A., Jan 10 2019, In: Physical review letters. 122, 1, 011102.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Lorentz force 100%
  • gravitation 65%
  • newton 43%
  • symmetry 25%
  • coefficients 23%

• The neutron electric dipole moment experiment at the Spallation Neutron Source

  Leung, K. K. H., Ahmed, M., Alarcon, R., Aleksandrova, A., Baeßler, S., Barrón-palos, L., Bartoszek, L., Beck, D. H., Behzadipour, M., Bessuille, J., Blatnik, M. A., Broering, M., Broussard, L. J., Busch, M., Carr, R., Chu, P., Cianciolo, V., Clayton, S. M., Cooper, M. D., Crawford, C., & 82 othersCurrie, S. A., Daurer, C., Dipert, R., Dow, K., Dutta, D., Efremenko, Y., Erickson, C. B., Filippone, B. W., Fomin, N., Gao, H., Golub, R., Gould, C. R., Greene, G. L., Haase, D. G., Hasell, D., Hawari, A. I., Hayden, M. E., Holley, A. T., Holt, R. J., Huffman, P. R., Ihloff, E., Ito, T. M., Kelsey, J., Kim, Y. J., Korobkina, E., Korsch, W., Lamoreaux, S. K., Leggett, E., Lipman, A., Liu, C-Y., Long, J., Macdonald, S. W. T., Makela, M., Matlashov, A., Maxwell, J., Mccrea, M., Mendenhall, M., Meyer, H. O., Milner, R., Mueller, P., Nouri, N., O'shaughnessy, C. M., Osthelder, C., Peng, J-C., Penttila, S., Phan, N. S., Plaster, B., Ramsey, J., Rao, T., Redwine, R. P., Reid, A., Saftah, A., Seidel, G. M., Silvera, I. F., Slutsky, S., Smith, E., Snow, W. M., Sondheim, W., Sosothikul, S., Stanislaus, T. D. S., Sun, X., Swank, C. M., Tang, Z., Dinani, R. T., Tsentalovich, E., Vidal, C., Wei, W., White, C. R., Williamson, S. E., Yang, L., Yao, W., Young, A. R., Jenke, T. (ed.), Degenkolb, S. (ed.), Geltenbort, P. (ed.), Jentschel, M. (ed.), Nesvizhevsky, V. V. (ed.), Rebreyend, D. (ed.), Roccia, S. (ed.), Soldner, T. (ed.), Stutz, A. (ed.) & Zimmer, O. (ed.), Jan 1 2019, In: EPJ Web of Conferences. 219, p. 02005

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • electric moments 100%
  • spallation 95%
  • neutron sources 90%
  • electric dipoles 86%
  • dipole moments 78%
• 2017

  Calculations of the dominant long-range, spin-independent contributions to the interaction energy between two nonrelativistic Dirac fermions from double-boson exchange of spin-0 and spin-1 bosons with spin-dependent couplings

  Aldaihan, S., Krause, D. E., Long, J. C. & Snow, W. M., May 1 2017, In: Physical Review D. 95, 9, 096005.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • bosons 100%
  • fermions 96%
  • interactions 47%
  • energy 34%
  • nucleons 12%
• 2016

  Combined Search for Lorentz Violation in Short-Range Gravity

  Shao, C. G., Tan, Y. J., Tan, W. H., Yang, S. Q., Luo, J., Tobar, M. E., Bailey, Q. G., Long, J. C., Weisman, E., Xu, R. & Kostelecký, V. A., Aug 10 2016, In: Physical review letters. 117, 7, 071102.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • curvature 100%
  • gravitation 98%
  • invariance 61%
  • sectors 57%
  • probes 39%
• 2015

  New experimental limit on the electric dipole moment of the electron in a paramagnetic insulator

  Kim, Y. J., Liu, C. Y., Lamoreaux, S. K., Visser, G., Kunkler, B., Matlashov, A. N., Long, J. C. & Reddy, T. G., May 12 2015, In: Physical Review D - Particles, Fields, Gravitation and Cosmology. 91, 10, 102004.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • electric moments 100%
  • electric dipoles 86%
  • gadolinium-gallium garnet 79%
  • dipole moments 78%
  • insulators 64%

• Search for exotic short-range interactions using paramagnetic insulators

  Chu, P. H., Weisman, E., Liu, C. Y. & Long, J. C., May 26 2015, In: Physical Review D - Particles, Fields, Gravitation and Cosmology. 91, 10, 102006.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • insulators 100%
  • solid state 68%
  • gadolinium-gallium garnet 61%
  • magnetization 59%
  • electrons 57%

• Search for Lorentz violation in short-range gravity

  Long, J. C. & Kostelecký, V. A., May 8 2015, In: Physical Review D - Particles, Fields, Gravitation and Cosmology. 91, 9, 092003.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • tungsten 100%
  • curvature 89%
  • oscillators 88%
  • gravitation 88%
• 2014

  Absolute measurement of thermal noise in a resonant short-range force experiment

  Yan, H., Housworth, E. A., Meyer, H. O., Visser, G., Weisman, E. & Long, J. C., Oct 21 2014, In: Classical and Quantum Gravity. 31, 20, 205007.

  Research output: Contribution to journal › Article › peer-review

  • thermal noise 100%
  • oscillators 65%
  • kinetic energy 46%
  • differential amplifiers 44%
  • Q factors 25%

• Prospects for electron spin-dependent short-range force experiments with rare earth iron garnet test masses

  Leslie, T. M., Weisman, E., Khatiwada, R. & Long, J. C., Jun 24 2014, In: Physical Review D - Particles, Fields, Gravitation and Cosmology. 89, 11, 114022.

  Research output: Contribution to journal › Article › peer-review

  • garnets 100%
  • electron spin 93%
  • rare earth elements 79%
  • iron 65%
  • fermions 29%
• 2012

  Effect of an electric field on superfluid helium scintillation produced by α-particle sources

  Ito, T. M., Clayton, S. M., Ramsey, J., Karcz, M., Liu, C. Y., Long, J. C., Reddy, T. G. & Seidel, G. M., Apr 26 2012, In: Physical Review A - Atomic, Molecular, and Optical Physics. 85, 4, 042718.

  Research output: Contribution to journal › Article › peer-review

  • scintillation 100%
  • helium 82%
  • electric fields 61%
  • electric field strength 46%
  • excimers 25%
• 2008

  Measurements of thermal neutron diffraction and inelastic scattering in reactor-grade graphite

  Bowman, D. C., Bowman, D. C., Hill, T., Long, J., Tonchev, A. P., Tornow, W., Trouw, F., Vogel, S., Walter, R. L., Wender, S. & Yuan, V., Jun 2008, In: Nuclear Science and Engineering. 159, 2, p. 182-198 17 p.

  Research output: Contribution to journal › Article › peer-review

  • Neutron diffraction 75%
  • Graphite 52%
  • Hot Temperature 25%
  • Diffraction 12%
  • Microcrystals 10%
• 2005

  New pulsed cold neutron beam line for fundamental nuclear physics at LANSCE

  Seo, P. N., Bowman, J. D., Gericke, M., Gillis, R. C., Greene, G. L., Leuschner, M. B., Long, J., Mahurin, R., Mitchell, G. S., Penttila, S. I., Peralta, G., Sharapov, E. I. & Wilburn, W. S., 2005, In: Journal of Research of the National Institute of Standards and Technology. 110, 3, p. 145-148 4 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Neutron beams 100%
  • Nuclear physics 90%
  • Neutrons 61%
  • Luminance 27%
• 2004

  A measurement of the Flight Path 12 cold H₂ moderator brightness at LANSCE

  Seo, P. N., Bowman, J. D., Gericke, M., Greene, G., Long, J., Mitchell, G. S., Penttila, S. I. & Wilburn, W. S., Jan 21 2004, In: Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 517, 1-3, p. 285-294 10 p.

  Research output: Contribution to journal › Article › peer-review

  • flight paths 100%
  • Flight paths 88%
  • moderators 87%
  • Neutrons 77%
  • Luminance 68%
• 2003

  Upper limits to submillimetre-range forces from extra space-time dimensions

  Long, J. C., Chan, H. W., Churnside, A. B., Gulbis, E. A., Varney, M. C. M. & Price, J. C., Feb 27 2003, In: Nature. 421, 6926, p. 922-925 4 p.

  Research output: Contribution to journal › Article › peer-review

  • Elementary Particles 100%
  • Gravitation 59%
• 1999

  Experimental status of gravitational-strength forces in the sub-centimeter regime

  Long, J. C., Chan, H. W. & Price, J. C., Jan 25 1999, In: Nuclear Physics B. 539, 1-2, p. 23-34 12 p.

  Research output: Contribution to journal › Article › peer-review

  • mechanical oscillators 100%
  • predictions 78%
  • interactions 28%

• Taber vibration isolator for vacuum and cryogenic applications

  Chan, H. W., Long, J. C. & Price, J. C., Jun 1999, In: Review of Scientific Instruments. 70, 6, p. 2742-2750 9 p.

  Research output: Contribution to journal › Article › peer-review

  • Vacuum applications 100%
  • vibration isolators 84%
  • isolators 68%
  • Cryogenics 59%
  • cryogenics 53%