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weiyongkai木蟲 (職業(yè)作家)
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[求助]
求H2在高壓下的C2/c結(jié)構(gòu)具體的晶格參數(shù)信息(附相關(guān)文獻(xiàn)),重謝!
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| 如題,要構(gòu)建高壓下H2分子的晶體結(jié)構(gòu),在相關(guān)文獻(xiàn)只查找到當(dāng)壓強(qiáng)在300GPa時(shí)為C2/c結(jié)構(gòu),但無法得到具體的晶格參數(shù)信息,以此求助! |

木蟲 (著名寫手)
葉落鷹飛
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data_castep\(20) _audit_creation_date 2012-12-27 _audit_creation_method 'Materials Studio' _symmetry_space_group_name_H-M 'C2/C' _symmetry_Int_Tables_number 15 _symmetry_cell_setting monoclinic loop_ _symmetry_equiv_pos_as_xyz x,y,z -x,y,-z+1/2 -x,-y,-z x,-y,z+1/2 x+1/2,y+1/2,z -x+1/2,y+1/2,-z+1/2 -x+1/2,-y+1/2,-z x+1/2,-y+1/2,z+1/2 _cell_length_a 2.8395 _cell_length_b 4.9096 _cell_length_c 5.7626 _cell_angle_alpha 90.0000 _cell_angle_beta 119.3312 _cell_angle_gamma 90.0000 loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv _atom_site_adp_type _atom_site_occupancy H1 H 1.09276 -0.22321 1.12621 0.00000 Uiso 1.00 H2 H 0.95789 -0.04724 0.88903 0.00000 Uiso 1.00 H3 H 2.06209 -0.34772 1.37560 0.00000 Uiso 1.00 H4 H 2.06251 -0.81500 1.37823 0.00000 Uiso 1.00 H5 H 0.50453 -0.92935 0.86135 0.00000 Uiso 1.00 H6 H 1.25188 -0.08723 1.37195 0.00000 Uiso 1.00 |

木蟲 (職業(yè)作家)

木蟲 (職業(yè)作家)

木蟲 (著名寫手)
葉落鷹飛
|
solid hydrogen is a special system, its bulk modulus is rather small due to light mass. I have also tried to fit the B-M equation with E-V curve, but failed. Thus I suggest you directly use the pressure, volume and enthalpy, etc, with relaxed structure by ab initio software. Moreover, you can search more references on solid hydrogen and I have not found any reference reported the B-M equation and E-V curve so far. |

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