Relaxation of Spin Polarized $^3$He in Mixtures of $^3$He and $^4$He at $\sim$330 mK (2009)
Ye, Q., Gao, H., Zheng, W., Dutta, D., Dubose, F., Golub, R., ...
We report the measurements of depolarization probabilities of polarized $^3$He in a rectangular acrylic cell with a deuterated tetraphenyl butadiene-doped deuterated polystyrene coating filled with...
Measuring the Neutron Lifetime Using Magnetically Trapped Neutrons (2009)
O'Shaughnessy, C. M., Golub, R., Schelhammer, K. W., Swank, C. M., Huffman, P. R., ...
The neutron beta-decay lifetime plays an important role both in understanding weak interactions within the framework of the Standard Model and in theoretical predictions of the primordial abundance...
The next generation of particle edm searches will be at such a high sensitivity that it will be possible for the results to be contaminated by a systematic error resulting from the interaction of the...
Relaxation of spin polarized 3He in mixtures of 3He and 4He below the 4He lambda point (2008)
Ye, Q., Dutta, D., Gao, H., Kramer, H., Qian, X., Zong, X., ...
We report a first study of the depolarization behavior of spin polarized 3He in a mixture of 3He-4He at a temperature below the 4He lambda point in a deuterated tetraphenyl butadiene-doped deuterated...
The role of 3He-3He collisions in our diffusion experiment is addressed and shown to not be relevant to the measurement of 3He diffusion against phonons in superfluid helium.
We point out that the rotation of the Earth leads to a non-negligible apparent electric-dipole moment effect for this experiment.
Barabanov, Authors A. L., Golub, R., Lamoreaux, S. K.
The search for particle electric dipole moments (edm) represents a most promising way to search for physics beyond the standard model. A number of groups are planning a new generation of experiments...
Ye, Q., Dutta, D., Gao, H., Kramer, K., Qian, X., Zong, X., ...
We report the first study of the depolarization behavior of spin polarized 3He in a mixture of 3He-4He at a temperature below the 4He Lambda point in a deuterated TetraPhenyl Butadiene-doped...
Barabanov, A. L., Golub, R., Lamoreaux, S. K.
The search for particle electric dipole moments represents a most promising way to search for physics beyond the standard model. A number of groups are planning a new generation of experiments using...
The search for particle electric dipole moments (edm) is one of the best places to look for physics beyond the standard model because the size of time reversal violation predicted by the standard...
Habicht, K., Golub, R., Mezei, F., Keimer, B., Keller, T.
An experimental study of phonon lifetimes in lead using a novel high-resolution neutron spectrometer is presented. The spectrometer combines the neutron-resonance spin-echo and the three-axis...
Temperature Dependence of the UCN Loss Rate (2002)
Arzumanov, S., Butterworth, J., Golub, R., Geltenbort, P., Korobkina, E.
We report about the first results obtained with our Ultra High Vacuum cryostat recently commissioned at HMI to study Ultra Cold Neutrons(UCN) loss rate under low temperatures(down to 4K) and well...
An investigation into a half page from Newton's Principia in the wake of Chandra (2002)
There is a section in Chandrashekar's ''Newton's Principia for the Common Reader '', (Clarendon Press, Oxford, 1995) in which he claims to find a small error in the Principia. . However we believe...
Production of UCN by Downscattering in superfluid He4 (2002)
Korobkina, E., Golub, R., Wehring, B. W., Young, A. R.
Ultra-cold neutrons (UCN) are neutrons with energies so low they can be stored in material bottles and magnetic traps. They have been used to provide the currently most accurate experiments on the...
We present experimental measurements of the properties of a liquid "Fomblin" surface obtained by the quasielastic scattering of laser light. The properties include the surface tension and viscosity...
Lamoreaux, S. K., Archibald, G., Barnes, P. D., Buttler, W. T., Clark, D. J., Cooper, M. D., ...
We have measured the mass diffusion coefficient D of 3He in superfluid 4He at temperatures lower than were previously possible. The experimental technique utilizes scintillation light produced when...
Magnetically Stabilized Luminescent Excitations in Hexagonal Boron Nitride (2001)
Huffman, P. R., Brome, C. R., Butterworth, J. S., Dzhosyuk, S. N., Golub, R., Lamoreaux, S. K., ...
Magnetically stabilized luminescence is observed in hexagonal boron nitride. The luminescence is induced by absorption of cold neutrons and is in the visible region. In the absence of a magnetic...
Magnetic trapping of ultracold neutrons (2001)
Brome, C. R., Butterworth, J. S., Dzhosyuk, S. N., Mattoni, C. E. H., McKinsey, D. N., Doyle, J. M., ...
Three-dimensional magnetic confinement of neutrons is reported. Neutrons are loaded into an Ioffe-type superconducting magnetic trap through inelastic scattering of cold neutrons with 4He. Scattered...
Comment on "Giant absorption cross section of ultracold neutrons in Gadolinium" (2000)
Felber, J., Gaehler, R., Golub, R.
Rauch et al (PRL 83, 4955, 1999) have compared their measurements of the Gd cross section for Ultra-cold neutrons with an exptrapolation of the cross section for thermal neutrons and interpreted the...
Magnetic Trapping of Neutrons (2000)
Huffman, P. R., Brome, C. R., Butterworth, J. S., Coakley, K. J., Dewey, M. S., Dzhosyuk, S. N., ...
Accurate measurement of the lifetime of the neutron (which is unstable to beta decay) is important for understanding the weak nuclear force and the creation of matter during the Big Bang. Previous...
Calculation of the interaction of a neutron spin with an atomic electric field (1999)
The Thomas-Fermi approximation for an atomic wavefunction is used to calculate the interaction of a neutron spin with the atomic electric field, either through motional magnetic (v x E) or possibly...
Comment on "New Experimental Limit for the Electric Dipole Moment of the Neutron" (1999)
A new limit for the neutron electric dipole moment has been recently reported. This new limit is obtained by combining the result from a previous experiment with the result from a more recent...
We discuss the proposal of Freedman, Ringo, and Dombeck to search for the neutron electric dipole moment use of the acceleration of neutrons in an inhomogeneous electric field followed by...
Space-Time Approach to Scattering from Many Body Systems (1997)
Gaehler, R., Felber, J., Mezei, F., Golub, R.
We present scattering from many body systems in a new light. In place of the usual van Hove treatment, (applicable to a wide range of scattering processes using both photons and massive particles)...
Neutron resonance spin echo, bootstrap method for increasing the effective magnetic field (1988)
We show that it is possible to use a bootstrap technique to increase the precession angle, and hence the instrument resolution for a given maximum magnetic field intensity in Neutron Resonance Spin...
Neutron resonance spin echo, bootstrap method for increasing the effective magnetic field (1988)
We show that it is possible to use a bootstrap technique to increase the precession angle, and hence the instrument resolution for a given maximum magnetic field intensity in Neutron Resonance Spin...
Neutron resonance spin echo, bootstrap method for increasing the effective magnetic field (1988)
We show that it is possible to use a bootstrap technique to increase the precession angle, and hence the instrument resolution for a given maximum magnetic field intensity in Neutron Resonance Spin...
NEW METHOD FOR THE SEARCH FOR THE NEUTRON ELECTRIC DIPOLE MOMENT SUITABLE FOR SMALL REACTORS (1984)
A superthermal source of Ultra-Cold Neutrons (UCN) containing a dilute solution of polarized He3 in He4 can serve as a UCN source, polarizer, magnetic resonance chamber and polarization analyzer. We...
QUANTUM-MECHANICAL EFFECTS ON BEAM CHOPPING (1984)
We calculate the time dependent wave function and the energy spectrum resulting from the passage of monoenergetic neutrons through a slit with time dependent width. A high resolution spectrometer to...
NEW METHOD FOR THE SEARCH FOR THE NEUTRON ELECTRIC DIPOLE MOMENT SUITABLE FOR SMALL REACTORS (1984)
A superthermal source of Ultra-Cold Neutrons (UCN) containing a dilute solution of polarized He3 in He4 can serve as a UCN source, polarizer, magnetic resonance chamber and polarization analyzer. We...
QUANTUM-MECHANICAL EFFECTS ON BEAM CHOPPING (1984)
We calculate the time dependent wave function and the energy spectrum resulting from the passage of monoenergetic neutrons through a slit with time dependent width. A high resolution spectrometer to...
NEW METHOD FOR THE SEARCH FOR THE NEUTRON ELECTRIC DIPOLE MOMENT SUITABLE FOR SMALL REACTORS (1984)
A superthermal source of Ultra-Cold Neutrons (UCN) containing a dilute solution of polarized He3 in He4 can serve as a UCN source, polarizer, magnetic resonance chamber and polarization analyzer. We...
QUANTUM-MECHANICAL EFFECTS ON BEAM CHOPPING (1984)
We calculate the time dependent wave function and the energy spectrum resulting from the passage of monoenergetic neutrons through a slit with time dependent width. A high resolution spectrometer to...
A superthermal Ultra-Cold Neutron source containing a dilute solution of polarized 3He in 4He can provide a method for carrying out the search for the neutron electric dipole moment which will not...
A superthermal Ultra-Cold Neutron source containing a dilute solution of polarized 3He in 4He can provide a method for carrying out the search for the neutron electric dipole moment which will not...
A superthermal Ultra-Cold Neutron source containing a dilute solution of polarized 3He in 4He can provide a method for carrying out the search for the neutron electric dipole moment which will not...
Realisierungsstudie zur Spallationsneutronenquelle (SNQ). (1981)
Bauer, G.S., Sebening, H., Vetter, J.E., Willax, H., [Hrsg.], Alefeld, B., ...
KfK-3175 (Juni 81)
Larijani, M, Yu, C C, Golub, R, Lam, Q L, Wu, G E
It has long been appreciated that some immunoglobulin (and T-cell receptor) gene segments are used much more frequently than others. The VHsegment V81x is a particularly striking case of overusage....
Larijani, M, Yu, C C, Golub, R, Lam, Q L, Wu, G E
It has long been appreciated that some immunoglobulin (and T-cell receptor) gene segments are used much more frequently than others. The VHsegment V81x is a particularly striking case of overusage....