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It crystallizes in orthorhombic phase with space group pnma,structural and magnetic properties were also investigated with increasing Bi content.The saturating hysteresis loops confirm ferromagnetic (FM) nature with transition temperature TC=241.66K and have high magnetization with small coercive field for LaMnO3.
CsEuBr(3), caesium europium tribromide, crystallizes in an orthorhombic perovskite-type structure with an a(-)a(-)c(+) octahedral tilting scheme (GdFeO(3) type). CsEuBr(3) is unstable in air and one of the degradation products was identified as Cs(2)EuBr(5).10H(2)O by single-crystal X-ray analysis and synchrotron powder diffraction.
Synthesis of novel third order nonlinear optical DMPP single crystal has been carried out by employing slow evaporation solution growth technique which crystallizes into orthorhombic system with Pcba space group. • The optical bandgap of DMPP single crystal is 3.2 eV and the material …
Mineralizer free synthesis of As-P alloys with van der Waals structure. Concentration of arsenic in the range of 50 to 70 at.% promote crystallization of orthorhombic layered allotrope. Arsenic concentrations of 80 at,% and higher promote rhombohedral As-P solid solution.
@article{osti_1202524, title = {Materials Data on SBr2O by Materials Project}, author = {The Materials Project}, abstractNote = {SOBr2 crystallizes in the orthorhombic Pca2_1 space group. The structure is zero-dimensional and consists of eight thionyl bromide molecules. S2- is bonded in a distorted single-bond geometry to one O2- and two Br2+ atoms.
The material crystallizes in an orthorhombic-layered structure (space group: Pnma, No. 62) comprising a periodic sequence of -MnSb/Eu/Sb/Eu/- layers (∼ 1 nm in thickness), and massless fermions are expected to emerge in the Sb layer, by analogy of the candidate Dirac materials EuMnB i 2 and A Mn P n 2 (A = Ca or Sr or Ba, P n = Sb or Bi).
Synthetic gerhardtite, Cu(NOs)2 · 3Cu(OH)2, crystallizes in the orthorhombic system with a unit cell of a -- 11.051 Â, b = 5.975 Â, c = 6.891 Â. The unit cell contains 2[Cu(NO s ) 2 · 3Cu(OH) 2 ], and the calculated density is 3.504 g/cm'. Gerhardtite is orthorhombic dipyramidal, with a:b: c = 0.9206: 1 : 1.14981·2. An artificial dimorphous monoclinic phase also is known. Basic cupric ...
DyNi4Al crystallizes in the orthorhombic Cmmm space group. The structure is three-dimensional. Dy is bonded in a 6-coordinate geometry to fourteen Ni and four equivalent Al atoms. There are a spread of Dy–Ni bond distances ranging from 2.81–3.17 Å. All Dy–Al bond lengths are 3.21 Å. There are two inequivalent Ni sites. In the first Ni site, Ni is bonded in a 12-coordinate geometry to ...
Structure analysis shows that ZrScMo 2 VO 12 crystallizes an orthorhombic structure with group of Pbcn (No. 60) at RT. A phase transition of this material between 70 and 90 K is revealed.
A new deep-ultraviolet nonlinear optical phosphate, LiRb 2 PO 4, has been grown by the top seeded solution growth method.Its structure was determined by single-crystal X-ray diffraction. It crystallizes in the orthorhombic space group Cmc2 1 and reveals a three dimensional framework composed of isolated PO 4, LiO 4 tetrahedra and RbO n polyhedra (n = 8 and 10).
In the crystallographic description, TaIrT e 4 crystallizes in an orthorhombic unit cell. (b) X-ray diffraction patterns collected at different pressures. (c), (d) Pressure dependence of lattice parameters for the orthorhombic TaIrT e 4 up to 26.9 GPa.
Crystals of five complex metal hydroxides containing platinum group metals were grown by a novel low-temperature hydroflux technique, a hybrid approach between the aqueous hydrothermal and the molten hydroxide flux techniques. Sr6NaPd2(OH)17 (1) crystallizes in orthorhombic space group Pbcn with lat …
Compound III crystallizes in orthorhombic space group Pbcn with a = 4.051(2) A, b = 14.023(8) A, and c = 24.633(13) A. The compounds are all layered materials, with each layer composed of threads of edge-sharing ThS6 octahedra bridged by CuS4 tetrahedral threads of varying dimension. The layers are separated by well-ordered potassium ions.
@article{osti_1194194, title = {Materials Data on Fe3O4 by Materials Project}, author = {The Materials Project}, abstractNote = {Fe3O4 is Spinel-derived structured and crystallizes in the trigonal R-3m space group. The structure is three-dimensional. there are three inequivalent Fe+2.67+ sites. In the first Fe+2.67+ site, Fe+2.67+ is bonded to six O2- atoms to form FeO6 octahedra that …
Abdullah A. Al-Badr, Tariq D.S. Ajarim, in Profiles of Drug Substances, Excipients and Related Methodology, 2018 4.4.4.2.2.3 Crystal and Molecular Structure of Ganciclovir Form IV. Ganciclovir form IV crystallizes in the orthorhombic space group Pbca.The asymmetric unit is composed of one molecule of active pharmaceutical ingredient and one water molecule of crystallization in general …
NEET Chemistry Questions The Solid State questions & solutions with PDF and difficulty level
By introducing halogens to the A/Ga/Q (A = Na, K; Q = S, Se) system, one new chalcohalide namely Na 2 GaS 2 Cl was successfully obtained. It crystallizes in the orthorhombic space group Cmcm (63). Na 2 GaS 2 Cl has a layered structure consisting of two dimensional [GaS 2] ∞ layers which are stacked in "face to face" and "back to back" arrays and separated by Na + and Cl − ions.
The α-NaMnO 2 crystallizes on a monoclinic system (C2/m space group), whereas the β-NaMnO 2 is in an orthorhombic system with the space group Pmmn. From XRD data, we obtained by Rietveld Refinement the crystal structures of the two polymorphs; our analysis is …
Pd7Se4 crystallizes in the orthorhombic P2_12_12 space group. The structure is three-dimensional. there are four inequivalent Pd sites. In the first Pd site, Pd is bonded in a distorted T-shaped geometry to three Se atoms. There are a spread of Pd–Se bond distances ranging from 2.48–2.54 Å. In the second Pd site, Pd is bonded in a 3-coordinate geometry to four Se atoms.
The perovskite polymorph of YbMnO3 has been revisited. The orthorhombic phase is obtained through a high-pressure (HP) reconstructive transformation from the hexagonal sol−gel-synthesized YbMnO3 by means of HP annealing at 5 GPa and 1100 °C. Neutron powder diffraction shows that the HP form crystallizes in the orthorhombic space group Pbnm. At 298 K, the refined values for lattice ...
Synthesis and structural characterization of orthorhombic Cu3–δSb (δ ≈ 0.1) and hexagonal Cu3Sb1–xInx (x ≈ 0.2) phases Zeitschrift für Kristallographie - Crystalline Materials ( IF 1.616) Pub Date :, DOI: 10.1515/zkri-2021-0003
Single-crystal X-ray diffractogram reveals that the material crystallizes in orthorhombic system with non-centrosymmetric space group P2 1 2 1 2 1 with cell parameters a = 5.92 Å, b = 13.77 Å, c = 18.64 Å, and V = 1519 Å 3. Powder XRD and FTIR spectral investigation were carried out to analyse the crystallinity of the material and for ...
Interestingly, it crystallizes in the four-dimensional incommensurately modulated structure with orthorhombic superspace group Pca2 1 (0β0)000 and modulation wave vector q = 0.387b*. Furthermore, to evaluate the potentiality of Na 3 La(PO 4 ) 2 to be used as a luminescent host material, 5 mol % Eu 3+, Tb 3+, and Dy 3+ doped phosphors were ...
HfO2 is Baddeleyite-like structured and crystallizes in the orthorhombic Pca2_1 space group. The structure is three-dimensional. Hf4+ is bonded to seven O2- atoms to form a mixture of distorted edge and corner-sharing HfO7 pentagonal bipyramids. There are a spread of Hf–O bond distances ranging from 2.04–2.25 Å. There are two inequivalent O2- sites.
Vanadium pentoxide, V 2 O 5, crystallizes in the orthorhombic form on the basis of stacking of V–O–V planes (ab planes in Figure 1) in the vertical direction (c direction; Figure 1).The planes are composed of a VO 5 pyramid connected by edge sharing. The apical oxygen atom of the VO 5 pyramid is bound to vanadium atoms by double-bonded characteristics; at the same time, it is bound ...
BaSnO 3 crystallizes in the cubic space group Pm (overline{3}) m and is built by alternating neutral (BaO) 0 and (SnO 2) 0 planes along the Cartesian directions, making it a nonpolar material.
NaH crystallizes with the same crystal structure as NaCl. The edge length of the cubic unit cell of NaH is 4.880 Å. (a) Calculate the ionic radius of H −. (The ionic radius of Li + is 0.0.95 Å.) (b) Calculate the density of NaH. Thallium(I) iodide crystallizes with the same structure as CsCl. The edge length of the unit cell of TlI is 4.20 Å.
As described earlier, the material crystallizes in orthorhombic structure with space group, Pccn. The structure posses two magnetic Cu ions which are interconnected by a non-magnetic Cl ion. Here, the Cu atoms are J–T active, 36–38 36. M. Sturge, " The Jahn-Teller effect in solids," in Solid State Physics ( Elsevier, 1968), pp. 91 ...
This soft grey material crystallizes in an orthorhombic space group. 7. It occurs as prismatic to acicular transparent yellow to white orthorhombic crystals. 8. It forms opaque silvery white orthorhombic prismatic crystals often exhibiting crystal twinning. 9. It is a yellow mineral crystallizing in the orthorhombic system. 10.
A new iron-oxychalcogenide (CaO) (FeSe) was obtained which crystallizes in the orthorhombic space group Pnma (No. 62) with a = 5.9180 (12) Å, b = 3.8802 (8) Å, c = 13.193 (3) Å. The unique structure of (CaO) (FeSe) is built up of a quasi-two-dimensional network of corrugated infinite layers of corner-shared FeSe 2 O 2 tetrahedra that extend ...
This problem has been solved! HgCl2 crystallizes in an orthorhombic system using radiation with λ = 1.54Å. The (100), (010) and (001) reflections (first order) occur at 7° 25', 3° 28' and 10° 13' respectively. If the density of the crystal is 5.42gcm-3 . Calculate the dimensions of the unit cell and the number of HgCl2 molecules in ...
@article{osti_1288791, title = {Materials Data on LiAgF2 by Materials Project}, author = {The Materials Project}, abstractNote = {LiAgF2 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Li1+ is bonded to five F1- atoms to form a mixture of distorted corner and edge-sharing LiF5 square pyramids.
Two UV NLO phosphates AMgPO 4 ·6H 2 O (A = Rb, Cs) were synthesized by a soft hydrothermal method. RbMgPO 4 ·6H 2 O originates from the struvite structure type and crystallizes into the orthorhombic space group Pmn2 1.CsMgPO 4 ·6H 2 O derives from the nickeline structure type and crystallizes in the polar space group P6 3 /mmc.The structure of CsMgPO 4 ·6H 2 O features two …
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