Publications (18)
Extremely large magnetoresistance and compensated Fermi surfaces in the antiferromagnetic semimetal YbAs
W. Xie, Y. Wu, F. Du +10
A number of rare-earth monopnictides have topologically non-trivial band structures together with magnetism and strong electronic correlations. In order to examine whether the anti…
Nodeless superconductivity in LuRhSn with broken time reversal symmetry
A. Wang, Z. Y. Nie, F. Du +10
Evidence for broken time reversal symmetry (TRS) has been found in the superconducting states of the RhSn (R = Sc, Y, Lu) compounds with a centrosymmetric caged cry…
Detection of OD towards the low-mass protostar IRAS16293-2422
B. Parise, F. Du, F. -C. Liu +6
Although water is an essential and widespread molecule in star-forming regions, its chemical formation pathways are still not very well constrained. Observing the level of deuteriu…
Evolution of charge density wave order and superconductivity under pressure in LaPtSi
B. Shen, F. Du, R. Li +7
We report measurements of the electrical resistivity and ac magnetic susceptibility of single crystalline LaPtSi under pressure, in order to investigate the interplay of su…
A deep search for H2D+ in protoplanetary disks
E. Chapillon, B. Parise, S. Guilloteau +1
The structure in density and temperature of protoplanetary disks surrounding low-mass stars is not yet well known. The protoplanetary disks mid-planes are expected to be very cold…
Coexistence of localized and itinerant electrons in BaFe2X3 (X = S and Se) revealed by photoemission spectroscopy
D. Ootsuki, N. L. Saini, F. Du +4
We report a photoemission study at room temperature on BaFe2X3 (X = S and Se) and CsFe2Se3 in which two-leg ladders are formed by the Fe sites. The Fe 2p core-level peaks of BaFe2X…
The chemical structure of young high-mass star-forming clumps: (II) parsec-scale CO depletion and deuterium fraction of
S. Feng, D. Li, P. Caselli +19
The physical and chemical properties of cold and dense molecular clouds are key to understanding how stars form. Using the IRAM 30 m and NRO 45 m telescopes, we carried out a Multi…
Strange baryon resonance production in GeV and collisions
The STAR collaboration, B. I. Abelev, M. M. Aggarwal +375
We report the measurements of and production in and collisions at GeV from the STAR collaboration. The yields and the $p_{…
Nodeless superconductivity in the charge density wave superconductor LaPtSi
Z. Y. Nie, L. C. Yin, A. Thamizhavel +8
We have studied the superconducting gap structure of LaPtSi by measuring the temperature dependence of the London penetration depth shift and point contact spectr…
Detection of the hydroperoxyl radical HO2 toward ÏOph A: Additional constraints on the water chemical network
B. Parise, P. Bergman, F. Du
Context: Hydrogen peroxide (HOOH) was recently detected toward ÏOph A. Subsequent astrochemical modeling that included reactions in the gas phase and on the surface of dust grains…
Semimetallic Kondo lattice behavior in YbPdAs with a distorted kagome structure
W. Xie, F. Du, X. Y. Zheng +9
We have synthesized YbPdAs with the hexagonal ZrNiAl-type structure, in which the Yb-atoms form a distorted kagome sublattice in the hexagonal basal plane. Magnetic, transport, and…
A detailed temperature map of the archetypal protostellar shocks in L1157
S. Feng, H. B. Liu, P. Caselli +5
We present sensitive (1,1)--(7,7) line images from the Karl G. Jansky Very Large Array toward successive shocks, which are associated with the blueshifted outflow lobe d…
Strong terahertz radiation from relativistic laser interaction with solid density plasmas
Y. T. Li, C. Li, M. L. Zhou +13
We report a plasma-based strong THz source generated by using intense femtosecond laser pulses to irradiate solid targets at relativistic intensity >10^18W/cm2. Energies up to 50 m…
Extended emission of D2H+ in a prestellar core
B. Parise, A. Belloche, F. Du +2
Context: In the last years, the H2D+ and D2H+ molecules have gained great attention as probes of cold and depleted dense molecular cloud cores. These ions are at the basis of molec…
NbReSi: A Noncentrosymetric Superconductor with Large Upper Critical Field
H. Su, T. Shang, F. Du +6
We report the discovery of superconductivity in noncentrosymmetric NbReSi, which crystallizes in a hexagonal ZrNiAl-type crystal structure with space group (No.~189).…
Structural and magnetic properties of antiferromagnetic CeIrGa
Y. J. Zhang, B. Shen, F. Du +5
We report a study of the structural and magnetic properties of single crystals of CeIrGa. CeIrGa crystallizes in a layered tetragonal structure, and undergoes…
Beam-Energy and System-Size Dependence of Dynamical Net Charge Fluctuations
B. I. Abelev, M. M. Aggarwal, Z. Ahammed +360
We present measurements of net charge fluctuations in collisions at 19.6, 62.4, 130, and 200 GeV, collisions at 62.4, 200…
Fully gapped superconductivity with preserved time reversal symmetry in noncentrosymmetric LaPdIn
H. Su, Z. Y. Nie, F. Du +9
We report an investigation of the superconducting properties of the hexagonal noncentrosymmetric compound LaPdIn. Electrical resistivity, specific heat and ac susceptibility measur…