2013年7月8日 · We report nuclear structures from powder and single crystal X-ray diffraction and magnetic structures from neutron powder diffraction. In addition, we present thermodynamic and transport properties...

2014年2月19日 · We present a single-crystal neutron scattering study of BaMn 2 Bi 2, a recently synthesized material with the same ThCr 2 Si 2-type structure found in several Fe-based unconventional superconducting materials.

2013年10月28日 · Abstract: We present a single crystal neutron scattering study of BaMn2Bi2, a recently synthesized material with the same ThCr2Si2-type structure found in several Fe-based unconventional superconducting materials. We show long range magnetic order, in the form of a G-type antiferromagnetic structure, to exist up to 390 K with an indication of a ...

2013年3月11日 · BaMn2Bi2 adopts ThCr2Si2-type structure (I4/mmm) with a = 4.4902 (3) Å and c = 14.687 (1) Å; it is antiferromagnetic with anisotropic magnetic susceptibility and semiconducting with a band gap of Eg = 6 meV. Heat capacity result confirms the insulating ground state in BaMn2Bi2 with the electronic residual Sommerfeld coefficient of {\gamma} ~ 0.

We present a single crystal neutron scattering study of BaMn2Bi2, a recently synthesized material with the same ThCr2Si2-type structure found in several Fe-based unconventional superconducting...

2013年8月1日 · BaMn 2 Bi 2 adopts ThCr 2 Si 2-type structure (I4/mmm) with a=4.4902(3) Å and c=14.687(1) Å; it is antiferromagnetic with anisotropic magnetic susceptibility and semiconducting with a band gap of E g =6 meV. Heat capacity result confirms the insulating ground state in BaMn 2 Bi 2 with the electronic residual Sommerfeld coefficient of γ=0.

2013年8月1日 · BaMn 2 Bi 2 adopts ThCr 2 Si 2-type structure (I4/mmm) with a=4.4902(3) Å and c=14.687(1) Å; it is antiferromagnetic with anisotropic magnetic susceptibility and semiconducting with a band gap of E g =6 meV.

2013年10月28日 · BaMn2Bi2 adopts ThCr2Si2-type structure (I4/mmm) with a = 4.4902(3) {\AA} and c = 14.687(1) {\AA}; it is antiferromagnetic with anisotropic magnetic susceptibility and semiconducting with a...

2013年12月4日 · BaMn2Bi2 adopts ThCr2Si2-type structure (I4/mmm) with a = 4.4902(3) {\AA} and c = 14.687(1) {\AA}; it is antiferromagnetic with anisotropic magnetic susceptibility and semiconducting with a...

We show long-range magnetic order, in the form of a G-type antiferromagnetic structure, exists up to 390 K with an indication of a structural transition at 100 K. Utilizing inelastic neutron scattering, we observe a spin gap of 16 meV, with spin waves extending up to 55 meV.