18 research outputs found

    Peraturan Bersama Menteri Agama dan Menteri dalam Negeri Nomor 08 dan 09 Tahun 2006 Tentang Pendirian Rumah Ibadat (Kajian dalam Perspektif Hak Asasi Manusia )

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    Pundamental 1945 Constitution as the rule has been set explicitly for religious freedom in the run by followers, who belong to one human rights has, but in reality the persecution of religious life and often inevitable. Between religious persecution can come from various directions such as harassing each other, mutual intimidate(violence) and that most often occurs between religious persecution that is prihal establishment synagogue. Therefore, in terms of the establishment of the synagogue there must be government intervention to regulate it, if in this case given the freedom and without any clear rules, the sectarian conflict will not be able to avoid. One step from the government to avoid conflict in the establishment of the synagogue is to be issued the Joint Decree of the Minister of Religious Affairs and the Minister of Home Affairs Number 08 and Number 09 Year 2006 About the Construction of Houses of Worship that aims to create harmony and peace between religious and have certainty Strong law

    Magneticā€“Nonmagnetic Phase Transition with Interlayer Charge Disproportionation of Nb<sub>3</sub> Trimers in the Cluster Compound Nb<sub>3</sub>Cl<sub>8</sub>

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    We grew large single crystals of the cluster magnet Nb<sub>3</sub>Cl<sub>8</sub> with a magnetic triangular lattice and investigated its magnetic properties and crystal structure. In Nb<sub>3</sub>Cl<sub>8</sub>, the [Nb<sub>3</sub>]<sup>8+</sup> cluster has a single unpaired spin, making it an <i>S</i> = 1/2 triangular lattice anti-ferromagnet. At low temperatures, Nb<sub>3</sub>Cl<sub>8</sub> exhibits a magneticā€“nonmagnetic phase transition driven by a charge disproportionation, in which the paramagnetic [Nb<sub>3</sub>]<sup>8+</sup> clusters transform into alternating layers of nonmagnetic [Nb<sub>3</sub>]<sup>7+</sup> and [Nb<sub>3</sub>]<sup>9+</sup> clusters. The observed exotic phenomenon with the strong correlation between the magnetism and structure are based on the nature of the cluster magnetism

    Linear Coordination Fullerene C<sub>60</sub> Polymer [{Ni(Me<sub>3</sub>P)<sub>2</sub>}(Ī¼ā€‘Ī·<sup>2</sup>,Ī·<sup>2</sup>ā€‘C<sub>60</sub>)]<sub>āˆž</sub> Bridged by Zerovalent Nickel Atoms

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    Coordination nickel-bridged fullerene polymer [{NiĀ­(Me<sub>3</sub>P)<sub>2</sub>}Ā­(Ī¼-Ī·<sup>2</sup>,Ī·<sup>2</sup>-C<sub>60</sub>)]<sub>āˆž</sub> (<b>1</b>) has been obtained via reduction of a Ni<sup>II</sup>(Me<sub>3</sub>P)<sub>2</sub>Cl<sub>2</sub> and C<sub>60</sub> mixture. Each nickel atom is linked in the polymer with two fullerene units by Ī·<sup>2</sup>-type Niā€“CĀ­(C<sub>60</sub>) bonds of 2.087(8)ā€“2.149(8) ƅ length. Nickel atoms are coordinated to the 6ā€“6 bonds of C<sub>60</sub> as well as two trimethylphosphine ligands to form a four-coordinated environment around the metal centers. Fullerene cages approach very close to each other in the polymer with a 9.693(3) ƅ interfullerene center-to-center distance, and two short interfullerene Cā€“C contacts of 2.923(7) ƅ length are formed. Polymer chains are densely packed in a crystal with interfullerene center-to-center distances between fullerenes from neighboring polymer chains of 9.933(3) ƅ and multiple interfullerene CĀ·Ā·Ā·C contacts. As a result, three-dimensional dense fullerene packing is formed in <b>1</b>. According to optical and electron paramagnetic resonance spectra, fullerenes are neutral in <b>1</b> and nickel atoms have a zerovalent state with a diamagnetic d<sup>10</sup> electron configuration. The density functional theory calculations prove the diamagnetic state of the polymer with a singletā€“triplet gap wider than 1.37 eV

    Redox Modulation of <i>para</i>-Phenylenediamine by Substituted Nitronyl Nitroxide Groups and Their Spin States

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    Three kinds of <i>para</i>-phenylenediamine (PDA) derivatives bearing nitronyl nitroxide (NN) groups were prepared and characterized on the basis of the electrochemical, electron spin resonance (ESR) spectroscopic, absorption spectroscopic, and magnetic susceptibility measurements. It was clarified that the oxidation potential of the central PDA unit is strongly influenced by the numbers of substituted electronā€“withdrawing NN groups. In addition, the intervalence charge transfer in the central PDA unit was detected in the monocationic states of the PDAs with two NN groups, indicating the coexistence of the localized spins and the delocalized spin on theses molecules. Moreover, pulsed ESR measurements confirmed that the delocalized spin on the central PDA unit and the localized two spins on the NN groups were ferromagnetically coupled in the monocationic states

    Magnetic and Optical Properties of Layered (Me<sub>4</sub>P<sup>+</sup>)[M<sup>IV</sup>O(Pc<sup>ā€¢3ā€“</sup>)]<sup>ā€¢ā€“</sup>(TPC)<sub>0.5</sub>Ā·C<sub>6</sub>H<sub>4</sub>Cl<sub>2</sub> Salts (M = Ti and V) Composed of Ļ€ā€‘Stacking Dimers of Titanyl and Vanadyl Phthalocyanine Radical Anions

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    Two isostructural salts with radical anions of titanyl and vanadyl phthalocyanines (Me<sub>4</sub>P<sup>+</sup>)Ā­[M<sup>IV</sup>OĀ­(Pc<sup>ā€¢3ā€“</sup>)]<sup>ā€¢ā€“</sup>Ā­(TPC)<sub>0.5</sub>Ā­Ā·C<sub>6</sub>H<sub>4</sub>Cl<sub>2</sub> (M = Ti (<b>1</b>), V (<b>2</b>)), where TPC is triptycene, were obtained. These salts contain phthalocyanine layers composed of the {[M<sup>IV</sup>OĀ­(Pc<sup>ā€¢3ā€“</sup>)]<sup>ā€¢ā€“</sup>}<sub>2</sub> dimers with strong Ļ€ā€“Ļ€ intradimer interaction. The reduction of metal phthalocyanines was centered on the Pc macrocycles providing the appearance of new bands in the near infrared range and a blue shift of Q- and Soret bands. That results in the alternation of shorter and longer Cā€“N<sub>imine</sub> bonds in Pc<sup>ā€¢3ā€“</sup>. Only one <i>S</i> = 1/2 spin is delocalized over Pc<sup>ā€¢3ā€“</sup> in <b>1</b> providing a Ļ‡<sub>M</sub><i>T</i> value of 0.364 emu K mol<sup>ā€“1</sup> at 300 K. Salt <b>1</b> showed antiferromagnetic behavior approximated by the Heisenberg model for isolated pairs of antiferromagnetically interacting spins with exchange interaction of <i>J</i>/<i>k</i><sub>B</sub> = āˆ’123.0 K. The Ļ‡<sub>M</sub><i>T</i> value for <b>2</b> is equal to 0.617 emu K mol<sup>ā€“1</sup> at 300 K to show the contribution of two <i>S</i> = 1/2 spins localized on V<sup>IV</sup> and delocalized over Pc<sup>ā€¢3ā€“</sup>. Magnetic behavior of <b>2</b> is described by the Heisenberg model for a four-spin system with strong intermolecular coupling between Pc<sup>ā€¢3ā€“</sup> in {[V<sup>IV</sup>OĀ­(Pc<sup>ā€¢3ā€“</sup>)]<sup>ā€¢ā€“</sup>}<sub>2</sub> (<i>J</i><sub>inter</sub>/<i>k</i><sub>B</sub> = āˆ’105.0 K) and weaker intramolecular coupling between the V<sup>IV</sup> and Pc<sup>ā€¢3ā€“</sup> (<i>J</i><sub>intra</sub>/<i>k</i><sub>B</sub> = āˆ’15.2 K)

    Structural Transitions from Triangular to Square Molecular Arrangements in the Quasi-One-Dimensional Molecular Conductors (DMEDO-TTF)<sub>2</sub>XF<sub>6</sub> (X = P, As, and Sb)

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    A series of quasi-one-dimensional molecular conductors (DMEDO-TTF)<sub>2</sub>XF<sub>6</sub> (X = P, As, and Sb), where DMEDO-TTF is dimethylĀ­(ethylenedioxy)Ā­tetrathiafulvalene, undergo characteristic structural transitions in the range of 130ā€“195 K for the PF<sub>6</sub> salt and 222ā€“242 K for the AsF<sub>6</sub> salt. The dramatic structural transition is induced by the order of the ethylenedioxy moiety, and the resulting anion rotation leads to the reconstruction of the HĀ·Ā·Ā·F interaction between the methyl groups and the anions. The unique hydrogen bonds play a crucial role in the transition. As a result, the molecular packing is rearranged entirely; the high-temperature molecular stacks with an ordinary quasi-triangular molecular network transforms to a quasi-square-like network, which has never been observed among organic conductors. Nonetheless, the low-temperature phase exhibits a good metallic conductivity as well, so the transition is a metalā€“metal (MM) transition. The resistivity measured along the perpendicular direction to the conducting <i>ac</i>-plane (Ļ<sub>āŠ„</sub>) and the calculation of the Fermi surface demonstrate that the high-temperature metal phase is a one-dimensional metal, whereas the low-temperature metal phase has considerable interchain interaction. In the SbF<sub>6</sub> salt, a similar structural transition takes place around 370 K, so that the quasi-square-like lattice is realized even at room temperature. Despite the largely different MM transition temperatures, all these salts undergo metalā€“insulator (MI) transitions approximately at the same temperature of 50 K. The low-temperature insulator phase is nonmagnetic, and the reflectance spectra suggest the presence of charge disproportionation with small charge difference (0.14)

    Structural Transitions from Triangular to Square Molecular Arrangements in the Quasi-One-Dimensional Molecular Conductors (DMEDO-TTF)<sub>2</sub>XF<sub>6</sub> (X = P, As, and Sb)

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    A series of quasi-one-dimensional molecular conductors (DMEDO-TTF)<sub>2</sub>XF<sub>6</sub> (X = P, As, and Sb), where DMEDO-TTF is dimethylĀ­(ethylenedioxy)Ā­tetrathiafulvalene, undergo characteristic structural transitions in the range of 130ā€“195 K for the PF<sub>6</sub> salt and 222ā€“242 K for the AsF<sub>6</sub> salt. The dramatic structural transition is induced by the order of the ethylenedioxy moiety, and the resulting anion rotation leads to the reconstruction of the HĀ·Ā·Ā·F interaction between the methyl groups and the anions. The unique hydrogen bonds play a crucial role in the transition. As a result, the molecular packing is rearranged entirely; the high-temperature molecular stacks with an ordinary quasi-triangular molecular network transforms to a quasi-square-like network, which has never been observed among organic conductors. Nonetheless, the low-temperature phase exhibits a good metallic conductivity as well, so the transition is a metalā€“metal (MM) transition. The resistivity measured along the perpendicular direction to the conducting <i>ac</i>-plane (Ļ<sub>āŠ„</sub>) and the calculation of the Fermi surface demonstrate that the high-temperature metal phase is a one-dimensional metal, whereas the low-temperature metal phase has considerable interchain interaction. In the SbF<sub>6</sub> salt, a similar structural transition takes place around 370 K, so that the quasi-square-like lattice is realized even at room temperature. Despite the largely different MM transition temperatures, all these salts undergo metalā€“insulator (MI) transitions approximately at the same temperature of 50 K. The low-temperature insulator phase is nonmagnetic, and the reflectance spectra suggest the presence of charge disproportionation with small charge difference (0.14)

    Coordination Complexes of Pentamethylcyclopentadienyl Iridium(III) Diiodide with Tin(II) Phthalocyanine and Pentamethylcyclopentadienyl Iridium(II) Halide with Fullerene C<sub>60</sub><sup>ā€“</sup> Anions

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    Synthetic approaches to iridium complexes of metal phthalocyanines (Pc) and fullerene anions have been developed to give three types of complexes. The compoundĀ­{(Cp*Ir<sup>III</sup>I<sub>2</sub>)Ā­Sn<sup>II</sup>PcĀ­(2āˆ’)}Ā·2C<sub>6</sub>H<sub>4</sub>Cl<sub>2</sub> (<b>1</b>) (Cp* is pentamethylcyclopentadienyl) is the first crystalline complex of a metal phthalocyanine in which an iridiumĀ­(III) atom is bonded to the central tinĀ­(II) atom of Pc via a Snā€“Ir bond length of 2.58 ƅ. In (TBA<sup>+</sup>)Ā­(C<sub>60</sub><sup>ā€¢ā€“</sup>)Ā­{(Cp*Ir<sup>III</sup>I<sub>2</sub>)Ā­Sn<sup>II</sup>PcĀ­(2āˆ’)}Ā·0.5C<sub>6</sub>H<sub>14</sub> (<b>2</b>), the {(Cp*Ir<sup>III</sup>I<sub>2</sub>)Ā­Sn<sup>II</sup>PcĀ­(2āˆ’)} units cocrystallize with (TBA<sup>+</sup>)Ā­(C<sub>60</sub><sup>ā€¢ā€“</sup>) to form double chains of C<sub>60</sub><sup>ā€¢ā€“</sup> anions and closely packed chains of {(Cp*Ir<sup>III</sup>I<sub>2</sub>)Ā­Sn<sup>II</sup>PcĀ­(2āˆ’)}. Interactions between the fullerene and phthalocyanine subsystems are realized through Ļ€ā€“Ļ€ stacking of the Cp* groups of {(Cp*Ir<sup>III</sup>I<sub>2</sub>)Ā­Sn<sup>II</sup>PcĀ­(2āˆ’)} and the C<sub>60</sub><sup>ā€¢ā€“</sup> pentagons. Furthermore, the spins of the C<sub>60</sub><sup>ā€¢ā€“</sup> are strongly antiferromagnetically coupled in the chains with an exchange interaction <i>J</i>/<i>k</i><sub>B</sub> = āˆ’31 K. Anionic (TBA<sup>+</sup>)Ā­{(Cp*Ir<sup>II</sup>Cl)Ā­(Ī·<sup>2</sup>-C<sub>60</sub><sup>ā€“</sup>)}Ā·1.34C<sub>6</sub>H<sub>4</sub>Cl<sub>2</sub> (<b>3</b>) and (TBA<sup>+</sup>)Ā­{(Cp*Ir<sup>II</sup>I)Ā­(Ī·<sup>2</sup>-C<sub>60</sub><sup>ā€“</sup>)}Ā·1.3C<sub>6</sub>H<sub>4</sub>Cl<sub>2</sub>Ā·0.2C<sub>6</sub>H<sub>14</sub> (<b>4</b>) are the first transition metal complexes containing Ī·<sup>2</sup>-bonded C<sub>60</sub><sup>ā€“</sup> anions, with the Cp*Ir<sup>II</sup>Cl and Cp*Ir<sup>II</sup>I units Ī·<sup>2</sup>-coordinated to the 6ā€“6 bonds of C<sub>60</sub><sup>ā€“</sup>. Magnetic measurements indicate diamagnetism of the {(Cp*Ir<sup>II</sup>Cl)Ā­(Ī·<sup>2</sup>-C<sub>60</sub><sup>ā€“</sup>)} and {(Cp*Ir<sup>II</sup>I)Ā­(Ī·<sup>2</sup>-C<sub>60</sub><sup>ā€“</sup>)} anions due to the formation of a coordination bond between two initially paramagnetic Cp*Ir<sup>II</sup>Cl or Cp*Ir<sup>II</sup>I groups and C<sub>60</sub><sup>ā€¢ā€“</sup> units. DFT calculations support a diamagnetic singlet ground state of <b>4</b>, in which the singletā€“triplet energy gap is greater than 0.8 eV. DFT calculations also indicate that the C<sub>60</sub> molecules are negatively charged

    Structural Transitions from Triangular to Square Molecular Arrangements in the Quasi-One-Dimensional Molecular Conductors (DMEDO-TTF)<sub>2</sub>XF<sub>6</sub> (X = P, As, and Sb)

    No full text
    A series of quasi-one-dimensional molecular conductors (DMEDO-TTF)<sub>2</sub>XF<sub>6</sub> (X = P, As, and Sb), where DMEDO-TTF is dimethylĀ­(ethylenedioxy)Ā­tetrathiafulvalene, undergo characteristic structural transitions in the range of 130ā€“195 K for the PF<sub>6</sub> salt and 222ā€“242 K for the AsF<sub>6</sub> salt. The dramatic structural transition is induced by the order of the ethylenedioxy moiety, and the resulting anion rotation leads to the reconstruction of the HĀ·Ā·Ā·F interaction between the methyl groups and the anions. The unique hydrogen bonds play a crucial role in the transition. As a result, the molecular packing is rearranged entirely; the high-temperature molecular stacks with an ordinary quasi-triangular molecular network transforms to a quasi-square-like network, which has never been observed among organic conductors. Nonetheless, the low-temperature phase exhibits a good metallic conductivity as well, so the transition is a metalā€“metal (MM) transition. The resistivity measured along the perpendicular direction to the conducting <i>ac</i>-plane (Ļ<sub>āŠ„</sub>) and the calculation of the Fermi surface demonstrate that the high-temperature metal phase is a one-dimensional metal, whereas the low-temperature metal phase has considerable interchain interaction. In the SbF<sub>6</sub> salt, a similar structural transition takes place around 370 K, so that the quasi-square-like lattice is realized even at room temperature. Despite the largely different MM transition temperatures, all these salts undergo metalā€“insulator (MI) transitions approximately at the same temperature of 50 K. The low-temperature insulator phase is nonmagnetic, and the reflectance spectra suggest the presence of charge disproportionation with small charge difference (0.14)

    Charge and Structural Dynamics in Photoinduced Phase Transition of (EDO-TTF)<sub>2</sub>PF<sub>6</sub> Examined by Picosecond Time-Resolved Vibrational Spectroscopy

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    Using time-resolved near-infrared reflectance spectroscopy and time-resolved mid-infrared vibrational spectroscopy, we studied photoinduced phase transition of the charge-ordered insulating phase in a charge-transfer complex (EDO-TTF)<sub>2</sub>PF<sub>6</sub> (EDO-TTF: ethylenedioxy-tetrathiafulvalene) in the hundred picosecond range after photoexcitation. The temporal profiles at 0.83ā€“1.03 eV, which are a characteristic of the photoinduced charge-disproportionate phase immediately after photoexcitation, suggested the formation of a new metastable phase in the hundred picosecond range. Time-resolved vibrational spectra at 1300ā€“1700 cm<sup>ā€“1</sup>, where charge- and structure-sensitive Cī—»C stretching vibrational modes are located, elucidated that the nature of the new phase is very close to that of the high-temperature metallic phase and it takes about 100 ps for the new phase to emerge accompanied with charge and structure fluctuation
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