Magnetic and Transport Studies on Electron-doped CeFeAsO1-xFx Superconductor (2008)
Chong, S. V., Mochiji, T., Sato, S., Kadowaki, K.
The magnetic and transport behaviors of cerium substituted iron oxy-arsenide superconductor with x = 0.1 to 0.4 fluoride (F) doping have been investigated in this report. Temperature dependent...
Sato, S., Kokeyama, K., Kawamura, S., Ward, R. L., Nishizawa, A., Chen, Y., ...
We have demonstrated displacement- and frequency-noise-free laser interferometry (DFI) by partially implementing a recently proposed optical configuration using bi-directional Mach–Zehnder...
Bennett, D. P., Bond, I. A., Udalski, A., Sumi, T., Abe, F., Fukui, A., ...
We report the detection of an extrasolar planet of mass ratio q ~ 2 x 10^(-4) in microlensing event MOA-2007-BLG-192. The best fit microlensing model shows both the microlensing parallax and finite...
Development of signal-extraction scheme for Resonant Sideband Extraction (2008)
Kokeyama, K., Somiya, K., Kawazoe, F., Sato, S., Kawamura, S., Sugamoto, A.
As a future plan, an advanced gravitational-wave detector will employ an optical configuration of resonant sideband extraction (RSE), achieved with an additional mirror at the signal-detection port...
Discovery of a Jupiter/Saturn Analog with Gravitational Microlensing (2008)
Gaudi, B. S., Bennett, D. P., Udalski, A., Gould, A., Christie, G. W., Maoz, D., ...
Searches for extrasolar planets have uncovered an astonishing diversity of planetary systems, yet the frequency of solar system analogs remains unknown. The gravitational microlensing planet search...
Outburst of a WZ Sge-type dwarf nova, AL Com in 2007 (2008)
Uemura, M., Arai, A., Sasada, M., Schmeer, P., Miller, I., Ohsugi, T., ...
We report photometric observations of AL Com during its rare outburst in 2007. The light curve is reminiscent of its past superoutbursts in 1995 and 2001, except for the rebrightening phase after the...
Implications for the origin of GRB 070201 from LIGO observations (2008)
Abbott, B., Abbott, R., Adhikari, R., Agresti, J., Ajith, P., Allen, Bruce, ...
We analyzed the available LIGO data coincident with GRB 070201, a short-duration, hard-spectrum gamma-ray burst (GRB) whose electromagnetically determined sky position is coincident with the spiral...
Astrophysically triggered searches for gravitational waves: status and prospects (2008)
Abbott, B., Abbott, R., Adhikari, R., Ajith, P., Allen, Bruce, Allen, G., ...
In gravitational-wave detection, special emphasis is put onto searches that focus on cosmic events detected by other types of astrophysical observatories. The astrophysical triggers, e. g. from...
A joint search for gravitational wave bursts with AURIGA and LIGO (2008)
Baggio, L., Bignotto, M., Bonaldi, M., Cerdonio, M., De Rosa, M., Falferi, P., ...
The first simultaneous operation of the AURIGA detector(63) and the LIGO observatory(64) was an opportunity to explore real data, joint analysis methods between two very different types of...
Abbott, B., Abbott, R., Adhikari, R., Agresti, J., Ajith, P., Allen, Bruce, ...
We present the results of a search for short-duration gravitational-wave bursts associated with 39 gamma-ray bursts (GRBs) detected by gamma-ray satellite experiments during LIGO's S2, S3, and S4...
Search for gravitational waves from binary inspirals in S3 and S4 LIGO data (2008)
Abbott, B., Abbott, R., Adhikari, R., Agresti, J., Ajith, P., Allen, Bruce, ...
We report on a search for gravitational waves from the coalescence of compact binaries during the third and fourth LIGO science runs. The search focused on gravitational waves generated during the...
All-sky search for periodic gravitational waves in LIGO S4 data (2008)
Abbott, B., Abbott, R., Adhikari, R., Agresti, J., Ajith, P., Allen, Bruce, ...
We report on an all-sky search with the LIGO detectors for periodic gravitational waves in the frequency range 50-1000 Hz and with the frequency's time derivative in the range -1 x 10(-8) Hz s(-1) to...
Abbott, B., Abbott, R., Adhikari, R., Agresti, J., Ajith, P., Allen, Bruce, ...
We report on the methods and results of the first dedicated search for gravitational waves emitted during the inspiral of compact binaries with spinning component bodies. We analyze 788 hours of data...
Sato, S., Kokeyama, K., Kawamura, S., Ward, R. L., Nishizawa, A., Chen, Yanbei, ...
We have demonstrated displacement- and frequency-noise-free laser interferometry (DFI) by partially implementing a recently proposed optical configuration using bi-directional Mach–Zehnder...
Search for gravitational-wave bursts in LIGO data from the fourth science run (2007)
Abbott, B, Abbott, R, Adhikari, R, Agresti, J, Ajith, P, Allen, B, ...
The fourth science run of the LIGO and GEO 600 gravitational-wave detectors, carried out in early 2005, collected data with significantly lower noise than previous science runs. We report on a search...
Uemura, M., Arai, A., Krajci, T., Pavlenko, E., Shugarov, S. Yu., Katysheva, N. A., ...
Several SU UMa-type dwarf novae, in particular, WZ Sge-type stars tend to exhibit rebrightenings after superoutbursts. The rebrightening phenomenon is problematic for the disk instability theory of...
The Infrared Astronomical Mission AKARI (2007)
Murakami, H., Baba, H., Barthel, P., Clements, D. L., Cohen, M., Doi, Y., ...
AKARI, the first Japanese satellite dedicated to infrared astronomy, was launched on 2006 February 21, and started observations in May of the same year. AKARI has a 68.5 cm cooled telescope, together...
Adare, A., Afanasiev, S., Aidala, C., Ajitanand, N.N., Akiba, Y., Al-Bataineh, H., ...
The PHENIX experiment presents results from the RHIC 2005 run with polarized proton collisions at sqrt(s)=200 GeV, for inclusive \pi^0 production at mid-rapidity. Unpolarized cross section results...
Energy Loss and Flow of Heavy Quarks in Au+Au Collisions at $\sqrt{s_{NN}}$ = 200 GeV (2007)
Adare, A., Afanasiev, S., Aidala, C., Ajitanand, N.N., Akiba, Y., Al-Bataineh, H., ...
The PHENIX experiment at the Relativistic Heavy Ion Collider (RHIC) has measured electrons from heavy flavor (charm and bottom) decays for 0.3 < p_T < 9 GeV/c at midrapidity (|y| < 0.35) in Au+Au...
Adler, S.S., Afanasiev, S., Aidala, C., Ajitanand, N.N., Akiba, Y., Al-Jamel, A., ...
The dependence of transverse momentum spectra of neutral pions and eta mesons with p_T
Adler, S.S., Afanasiev, S., Aidala, C., Ajitanand, N.N., Akiba, Y., Alexander, J., ...
Longitudinal density correlations of produced matter in Au+Au collisions at sqrt(s_NN)=200 GeV have been measured from the inclusive charged particle distributions as a function of pseudorapidity...
Enhancement of the dielectron continuum in $\sqrt{s_{NN}}$ = 200 GeV Au+Au collisions (2007)
Afanasiev, S., Aidala, C., Ajitanand, N.N., Akiba, Y., Alexander, J., Al-Jamel, A., ...
The PHENIX experiment has measured the dielectron continuum in sqrt{s_NN} = 200 GeV Au+Au collisions. In minimum bias collisions the dielectron yield in the mass range between 150 and 750 MeV/c^2 is...
Adare, A., Afanasiev, S., Aidala, C., Ajitanand, N.N., Akiba, Y., Al-Bataineh, H., ...
Detailed differential measurements of the elliptic flow for particles produced in Au+Au and Cu+Cu collisions at sqrt(s_NN) = 200 GeV are presented. Predictions from perfect fluid hydrodynamics for...
Correlated Production of p and $\bar{p}$ in Au+Au Collisions at $\sqrt{s_{NN}}$ = 200 GeV (2007)
Adare, A., Afanasiev, S., Aidala, C., Ajitanand, N.N., Akiba, Y., Al-Bataineh, H., ...
Correlations between p and pbar's at transverse momenta typical of enhanced baryon production in Au+Au collisions are reported. The PHENIX experiment measures same and opposite sign baryon pairs in...
Adare, A., Afanasiev, S., Aidala, C., Ajitanand, N.N., Akiba, Y., Al-Bataineh, H., ...
Azimuthal angle \Delta\phi correlations are presented for charged hadrons from dijets for 0.4 < p_T < 10 GeV/c in Au+Au collisions at sqrt(s_NN) = 200 GeV. With increasing p_T, the away-side...
Adler, S.S., Afanasiev, S., Aidala, C., N. Ajitanand, N., Akiba, Y., Alexander, J., ...
Emission source functions are extracted from correlation functions constructed from charged pions produced at mid-rapidity in Au+Au collisions at sqrt(s_NN)=200 GeV. The source parameters extracted...
S. Adler, S., Afanasiev, S., Aidala, C., N. Ajitanand, N., Akiba, Y., Alexander, J., ...
Inclusive transverse momentum spectra of eta mesons in the range p_T~2-12 GeV/c have been measured at mid-rapidity (|\eta| < 0,35) by the PHENIX experiment at RHIC in p+p, d+Au and Au+Au collisions...
Afanasiev, S., Aidala, C., Ajitanand, N.N., Akiba, Y., Alexander, J., Al-Jamel, A., ...
Differential elliptic flow (v_2) for phi mesons and (anti)deuterons (d^bar)d is measured for Au+Au collisions at sqrt(s_NN) = 200 GeV. The v_2 for phi mesons follows the trend of lighter pi^+/- and...
Toshito, T., Kodama, K., Sihver, L., Yusa, K., Ozaki, M., Amako, K., ...
We have studied charged nuclear fragments produced by 200 - 400 MeV/nucleon carbon ions, interacting with water and polycarbonate, using a newly developed emulsion detector. Total and partial...
Measurement of direct photon production in p + p collisions at $\sqrt{s}$ = 200 GeV (2007)
Adler, S. S., Afanasiev, S., Aidala, C., Ajitanand, N.N., Akiba, Y., Al-Jamel, A., ...
Cross sections for mid-rapidity production of direct photons in p+p collisions at the Relativistic Heavy Ion Collider (RHIC) are reported for 3 < p_T < 16 GeV/c. Next-to-leading order (NLO)...
Adcox, K., S. Adler, S., N. Ajitanand, N., Akiba, Y., Alexander, J., Aphecetche, L., ...
The first measurement of energy produced transverse to the beam direction at RHIC is presented. The mid-rapidity transverse energy density per participating nucleon rises steadily with the number of...
Event reconstruction in the phenix central arm spectrometers (2007)
T. Mitchell, J., Akiba, Y., Aphecetche, L., Averbeck, R., C. Awes, T., Baublis, V., ...
Adare, A., Afanasiev, S., Aidala, C., N. Ajitanand, N., Akiba, Y., Al-Bataineh, H., ...
The momentum distribution of electrons from decays of heavy flavor (charm and beauty) for midrapidity |y| < 0.35 in p+p collisions at sqrt(s) = 200 GeV has been measured by the PHENIX experiment at...
Abbott, B., Abbott, R., Adhikari, R., Boschi, V., Agresti, J., Ajith, P., ...
We report on a search for gravitational waves from binary black hole inspirals in the data from the second science run of the LIGO interferometers. The search focused on binary systems with component...
Abbott, B., Abbott, R., Adhikari, R., Agresti, J., Ajith, P., Allen, Bruce, ...
Data from the LIGO Livingston interferometer and the ALLEGRO resonant bar detector, taken during LIGO's fourth science run, were examined for cross-correlations indicative of a stochastic...
Upper limit map of a background of gravitational waves (2007)
Abbott, B., Abbott, R., Adhikari, R., Agresti, J., Ajith, P., Allen, Bruce, ...
We searched for an anisotropic background of gravitational waves using data from the LIGO S4 science run and a method that is optimized for point sources. This is appropriate if, for example, the...
Abbott, B., Abbott, R., Adhikari, R., Agresti, J., Ajith, P., Allen, Bruce, ...
We carry out two searches for periodic gravitational waves using the most sensitive few hours of data from the second LIGO science run. Both searches exploit fully coherent matched filtering and...
Upper limits on gravitational wave emission from 78 radio pulsars (2007)
Abbott, B., Abbott, R., Adhikari, R., Agresti, J., Ajith, P., Allen, B., ...
Search for gravitational-wave bursts in LIGO data from the fourth science run (2007)
Abbott, B., Abbott, R., Adhikari, R., Agresti, J., Ajith, P., Allen, Bruce, ...
The fourth science run of the LIGO and GEO 600 gravitational-wave detectors, carried out in early 2005, collected data with significantly lower noise than previous science runs. We report on a search...
Abbott, B., Abbott, R., Adhikari, R., Agresti, J., Ajith, P., Allen, Bruce, ...
The Laser Interferometer Gravitational‐Wave Observatory (LIGO) has performed the fourth science run, S4, with significantly improved interferometer sensitivities with respect to previous runs....
Fukumi, A., Nakano, I., Nanjo, H., Sasao, N., Sato, S., Yoshimura, M.
The best method of measuring CP violating effect in neutrino oscillation experiments is to construct and use CP-even neutrino beam made of an ideal mixture of $\bar{\nu}_e$ and $\nu_e$ of...
Jet Properties from Dihadron Correlations in p+p Collisions at $\sqrt{s}$=200 GeV (2006)
S. Adler, S., Afanasiev, S., Aidala, C., N. Ajitanand, N., Akiba, Y., Al-Jamel, A., ...
The properties of jets produced in p+p collisions at sqrt(s)=200 GeV are measured using the method of two particle correlations. The trigger particle is a leading particle from a large transverse...
Adare, A., Afanasiev, S., Aidala, C., Ajitanand, N.N., Akiba, Y., Al-Bataineh, H., ...
J/Psi production in p+p collisions at sqrt(s) = 200 GeV has been Measured in the PHENIX experiment at the Relativistic Heavy Ion Collider (RHIC) over a rapidity range of -2.2 < y < 2.2 and a...
Adare, A., Adler, S.S., Afanasiev, S., Aidala, C., Ajitanand, N.N., Akiba, Y., ...
We present azimuthal angle correlations of intermediate transverse momentum (1-4 GeV/c) hadrons from {dijets} in Cu+Cu and Au+Au collisions at sqrt(s_NN) = 62.4 and 200 GeV. The away-side dijet...
Adare, A., Afanasiev, S., Aidala, C., Ajitanand, N.N., Akiba, Y., Al-Bataineh, H., ...
The PHENIX experiment at the Relativistic Heavy Ion Collider (RHIC) has measured J/psi production for rapidities 2.2 < y < 2.2 in Au+Au collisions at sqrt(s_NN) = 200 GeV. The J/psi invariant yield...
Adler, S.S., Afanasiev, S., Aidala, C., Ajitanand, N.N., Akiba, Y., Al-Jamel, A., ...
The PHENIX experiment at RHIC has measured the invariant cross section for omega-meson production at mid-rapidity in the transverse momentum range 2.5 < p_T < 9.25 GeV/c in p+p and d+Au collisions at...
Adler, S.S., Afanasiev, S., Aidala, C., Ajitanand, N.N., Akiba, Y., Alexander, J., ...
Azimuthal correlations of high-pT charged hadron pairs from (di-)jet-fragmentation are studied at mid-rapidity in Au+Au collisions at $\sqrt{s_{NN}}$ =200 GeV. The distribution of jet-associated...
Nuclear Effects on Hadron Production in d+Au and p+p Collisions at $\sqrt{s_{NN}}$=200 GeV (2006)
S. Adler, S., Afanasiev, S., Aidala, C., N. Ajitanand, N., Akiba, Y., Al-Jamel, A., ...
PHENIX has measured the centrality dependence of mid-rapidity pion, kaon and proton transverse momentum distributions in d+Au and p+p collisions at sqrt(s_NN) = 200 GeV. The p+p data provide a...
S. Adler, S., Afanasiev, S., Aidala, C., N. Ajitanand, N., Akiba, Y., Al-Jamel, A., ...
Deuteron-gold (d+Au) collisions at the Relativistic Heavy Ion Collider provide ideal platforms for testing QCD theories in dense nuclear matter at high energy. In particular, models suggesting strong...
Adler, S.S., Afanasiev, S., Aidala, C., Ajitanand, N.N., Akiba, Y., Al-Jamel, A., ...
We present an improved measurement of the double helicity asymmetry for $\pi^0$ production in polarized proton-proton scattering at $\sqrt S$= 200 GeV employing the PHENIX detector at the...
Adler, S. S., Afanasiev, S., Aidala, C., Ajitanand, N.N., Alexander, J., Amirikas, R., ...
Inclusive transverse momentum spectra of eta mesons have been measured within p_T = 2-10 GeV/c at mid-rapidity by the PHENIX experiment in Au+Au collisions at sqrt(s_NN) = 200 GeV. In central Au+Au...