Cu(I) Modification during <i>γ</i>-Fe<sub>2</sub>O<sub>3</sub> Nanoparticles Synthesis and Subsequent Characterization

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td align="left" rowspan="2">Sample</td><td align="center" colspan="3"><svg height="12.3655pt" id="M76" style="vertical-align:-3.40338pt" version="1.1" viewbox="-0.0498162 -8.96212 10.3452 12.3655" width="10.3452pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M552 243C552 372 474 431 385 468C378 471 378 492 382 510L419 675L401 683L345 637L224 54C173 71 118 128 118 218C118 323 174 382 270 423L255 458C130 420 24 339 24 204C24 97 93 14 213 -8L188 -131C170 -220 197 -250 217 -257L224 -254L278 -7C427 -3 552 98 552 243ZM478 228C478 124 408 37 287 40L363 405C401 395 478 336 478 228Z" id="g50-243"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="576" vert-adv-y="576"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,7.163,3.001)"><path d="M250 606C250 634 233 656 203 656C168 656 146 618 146 593C146 564 169 545 192 545C227 545 250 573 250 606ZM227 95L212 119C187 98 152 71 135 71C129 71 128 78 134 102L207 373C219 418 217 451 194 451C165 451 92 411 30 351L44 326C77 353 106 371 114 371C124 371 121 357 117 341L55 97C32 5 46 -12 70 -12C108 -12 191 51 227 95Z" id="g50-106"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="280" vert-adv-y="280"></glyph.data></g></svg> (%)</td><td align="center" rowspan="2"><span style="width: 19.7641ptpx;"><svg height="14.2706pt" id="M77" style="vertical-align:-3.7165pt" version="1.1" viewbox="-0.0498162 -10.5541 19.7641 14.2706" width="19.7641pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,1.31886e-005)"><path d="M415 -258L180 271L415 799H348L113 274V268L347 -258H415Z" id="g56-13"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="479" vert-adv-y="479"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,6.25,0)"><path d="M525 275C525 381 464 451 380 451C338 451 289 439 241 405C158 347 127 277 106 152C51 -168 37 -216 24 -242L28 -257C42 -256 92 -247 117 -222C126 -213 134 -193 150 -69L166 32C184 10 211 -12 245 -12C276 -12 332 8 384 46C458 100 525 176 525 275ZM436 260C436 131 366 41 267 41C246 41 208 51 175 82C181 125 187 162 195 200C220 322 257 400 328 400C398 400 436 338 436 260Z" id="g50-239"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="549" vert-adv-y="549"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,13.39,1.31886e-005)"><path d="M366 268V274L131 799H64L299 271L64 -258H132L366 268Z" id="g56-14"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="479" vert-adv-y="479"></glyph.data></g></svg></span></td><td align="center" rowspan="2"><span style="width: 16.4742ptpx;"><svg height="11.7574pt" id="M78" style="vertical-align:-3.16066pt" version="1.1" viewbox="-0.0498162 -8.59674 16.4742 11.7574" width="16.4742pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M1006 650H829L492 147L357 650H174L166 618C270 609 275 601 247 502L194 315C158 189 136 127 122 96C104 56 80 37 18 32L12 0H256L263 32C181 40 176 51 183 98C188 132 197 179 226 281L299 541H301L433 6H458L809 551H811L753 141C739 41 734 39 650 32L642 0H917L923 32C836 39 827 41 839 142L887 535C896 610 901 612 997 618L1006 650Z" id="g50-78"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="1030" vert-adv-y="1030"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,12.35,3.001)"><path d="M357 391C357 416 325 451 270 451C241 451 179 431 146 400C109 365 97 334 97 307C97 248 143 213 196 180C250 146 261 123 261 101C261 75 237 40 190 40C153 40 110 72 86 109C81 116 68 119 55 112C37 102 24 87 24 66C24 30 85 -12 137 -12C229 -12 331 62 331 140C331 189 304 218 236 260C197 284 164 309 164 346C164 381 194 400 220 400C259 400 282 380 304 350C310 342 321 339 330 344C347 353 357 372 357 391Z" id="g50-116"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="381" vert-adv-y="381"></glyph.data></g></svg></span></td></tr><tr class="thead"><td align="center"><i>γ</i>-Fe<sub>2</sub>O<sub>3</sub></td><td align="center">Cu(I)FeO<sub>2</sub></td><td align="center">FeCl<sub>3</sub>·6H<sub>2</sub>O</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td align="left">(0)</td><td align="center">92.19</td><td align="center"> </td><td align="center">7.81</td><td align="center">4.66</td><td align="center">268.93</td></tr><tr><td align="left">(1)</td><td align="center">87.35</td><td align="center">1.24</td><td align="center">11.41</td><td align="center">4.56</td><td align="center">303.65</td></tr><tr><td align="left">(2)</td><td align="center">86.72</td><td align="center">2.16</td><td align="center">11.11</td><td align="center">4.57</td><td align="center">328.13</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Volume percentages of phases <svg height="12.3655pt" id="M73" style="vertical-align:-3.40338pt" version="1.1" viewbox="-0.0498162 -8.96212 10.3452 12.3655" width="10.3452pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M552 243C552 372 474 431 385 468C378 471 378 492 382 510L419 675L401 683L345 637L224 54C173 71 118 128 118 218C118 323 174 382 270 423L255 458C130 420 24 339 24 204C24 97 93 14 213 -8L188 -131C170 -220 197 -250 217 -257L224 -254L278 -7C427 -3 552 98 552 243ZM478 228C478 124 408 37 287 40L363 405C401 395 478 336 478 228Z" id="g50-243"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="576" vert-adv-y="576"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,7.163,3.001)"><path d="M250 606C250 634 233 656 203 656C168 656 146 618 146 593C146 564 169 545 192 545C227 545 250 573 250 606ZM227 95L212 119C187 98 152 71 135 71C129 71 128 78 134 102L207 373C219 418 217 451 194 451C165 451 92 411 30 351L44 326C77 353 106 371 114 371C124 371 121 357 117 341L55 97C32 5 46 -12 70 -12C108 -12 191 51 227 95Z" id="g50-106"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="280" vert-adv-y="280"></glyph.data></g></svg>, average density (g/cm<sup>3</sup>) <svg height="12.6917pt" id="M74" style="vertical-align:-3.40337pt" version="1.1" viewbox="-0.0498162 -9.28833 18.3026 12.6917" width="18.3026pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M368 -163L175 271L368 704H302L110 274V268L302 -163H368Z" id="g50-61"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="423" vert-adv-y="423"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,5.499,0)"><path d="M525 275C525 381 464 451 380 451C338 451 289 439 241 405C158 347 127 277 106 152C51 -168 37 -216 24 -242L28 -257C42 -256 92 -247 117 -222C126 -213 134 -193 150 -69L166 32C184 10 211 -12 245 -12C276 -12 332 8 384 46C458 100 525 176 525 275ZM436 260C436 131 366 41 267 41C246 41 208 51 175 82C181 125 187 162 195 200C220 322 257 400 328 400C398 400 436 338 436 260Z" id="g50-239"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="549" vert-adv-y="549"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,12.639,0)"><path d="M313 268V274L121 704H55L248 271L55 -163H121L313 268Z" id="g50-63"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="423" vert-adv-y="423"></glyph.data></g></svg>, and saturation magnetization (emu/cm<sup>3</sup>) <svg height="11.7574pt" id="M75" style="vertical-align:-3.16066pt" version="1.1" viewbox="-0.0498162 -8.59674 16.4742 11.7574" width="16.4742pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M1006 650H829L492 147L357 650H174L166 618C270 609 275 601 247 502L194 315C158 189 136 127 122 96C104 56 80 37 18 32L12 0H256L263 32C181 40 176 51 183 98C188 132 197 179 226 281L299 541H301L433 6H458L809 551H811L753 141C739 41 734 39 650 32L642 0H917L923 32C836 39 827 41 839 142L887 535C896 610 901 612 997 618L1006 650Z" id="g50-78"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="1030" vert-adv-y="1030"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,12.35,3.001)"><path d="M357 391C357 416 325 451 270 451C241 451 179 431 146 400C109 365 97 334 97 307C97 248 143 213 196 180C250 146 261 123 261 101C261 75 237 40 190 40C153 40 110 72 86 109C81 116 68 119 55 112C37 102 24 87 24 66C24 30 85 -12 137 -12C229 -12 331 62 331 140C331 189 304 218 236 260C197 284 164 309 164 346C164 381 194 400 220 400C259 400 282 380 304 350C310 342 321 339 330 344C347 353 357 372 357 391Z" id="g50-116"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="381" vert-adv-y="381"></glyph.data></g></svg> for samples (0), (1), and (2).

Journal of Chemistry

tab5

Table 5

Table 5: Cu(I) Modification during <i>γ</i>-Fe<sub>2</sub>O<sub>3</sub> Nanoparticles Synthesis and Subsequent Characterization 

Journal of Chemistry

Cu(I) Modification during γ-Fe2O3 Nanoparticles Synthesis and Subsequent Characterization

Table 5

Cu(I) Modification during γ-Fe₂O₃ Nanoparticles Synthesis and Subsequent Characterization