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利用常规的固相反应法制备了单相多晶样品Sr14Cu24O41+δ,并在不同的温度下进行退火,改变样品中的氧含量.能量色散谱(EDS)显示样品中的氧含量随退火温度的增加而减少.磁化率温度特性的研究显示,600 ℃下退火的样品中的二聚体数最多.Raman光谱的研究显示,伴随着样品中氧含量的偏离,由无序或低能磁激发诱导的一些Raman振动模出现规律性的变化.进一步的分析证实这种Raman光谱的变化行为与晶体结构中由于氧含量的不同
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关键词:
- Raman散射 /
- 自旋梯状化合物 /
- Sr14Cu24O41 /
- 氧含量
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[13] Isobe M, Onoda M, Ohta T, Izumi F, Kimoto K, Takayama-Muromachi E, Hewat A W, Ohoyama K 2000 Phys. Rev. B62 11667
[14] Wang L L, Xiong R, Wei W, Hu N, Lin Y, Zhu B P, Tang W
[15] Lu S P, Dong W C, Li D Z, Li Y Y 2009 Acta Phys. Sin. 58 S094 (in Chinese) [陆善平、董文超、李殿中、李依依 2009 物理学报 58 S094]
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[18] Abrashe M V, Thomsen C, Surtchev M 1997 Physica C 280 297
[19] Hu N, Xiong R, Wei W, Wang Z Y, Wang L L, Yu Z X, Tang W F, Shi J 2008 Acta Phys. Sin. 57 5267 (in Chinese) [胡 妮、熊 锐、魏 伟、王自昱、汪丽莉、余祖兴、汤五丰、 石 兢 2008 物理学报 57 5267]
[20] Abrashev M V, Litvinchuk A P, Thomsen C 1997 Phys. Rev. B 55 9136
[21] Heyen E T, Liu R, Thomsen C, Kremer R, Cardona M, Karpinski J, Kaldis E, Rusiecki S 1990 Phys. Rev. B41 11058
[22] Kliche G, Popovic ' Z V 1990 Phys. Rev. B42 10060
[23] Tajima S, Ido T, Ishibashi S, Itoh T, Eisaki H, Mizuo Y, Arima T, Takagi H, Uchida S 1991 Phys. Rev. B43 10496
[24] Popovic ' Z V, Devic ' S D, Popov V N, Dhalenne G, Revcolevschi A 1995 Phys. Rev. B 52 4185
[25] Hiroi Z, Amelinckx S, van Tendeloo G, Kobayashi N 1996 Phys. Rev. B54 15849
-
[1] Uehara M, Nagata T, Akimitsu J, Takahashi H, Mori N, Kinoshi K 1996 J. Phys. Soc. Jpn. 65 2764
[2] Ohta T, Izumi F, Onoda M, Isobe M, Takayama-Muromachi E, Hewat A W 1997 J. Phys. Soc. Jpn. 66 3107
[3] F, Yu Z X, Tang Z, Shi J 2008 Acta Phys. Sin. 57 4334(in Chinese)[汪丽莉、熊 锐、魏 伟、胡 妮、林 颖、朱本鹏、汤五丰、余祖兴、汤 征、石 兢 2008 物理学报 57 4334]
[4] Abbamonte P, Blumberg G, Rusydl A, Gozar A, Evans P G, Siegrist T, Venema L, Eisaki H, Isaacs E D, Sawatzky G A 2004 Nature 431 1078
[5] Kato M, Shiota K, Koike Y 1996 Physica C 258 284
[6] Nücker N, Merz M, Kuntscher C A, Gerhold S, Schuppler S, Neudert R, Golden M S, Fink J, Schild D, Stadler S, Chakarian V, Freeland J, Idzerda Y U, Conder K, Uehara M, Nagata T, Goto J, Akimitsu J, Motoyama N, Eisaki H, Uchida S, Ammerahl U, Revcolevschi A 2000 Phys. Rev. B 62 14384
[7] Zhang F C, Rice T M 1988 Phys. Rev. B37 3759
[8] Cartre S A, Batlogg B, Cava R J, Krajewski J J, Peck J W F, Rice T M 1996 Phys. Rev. Lett. 77 1378
[9] Eccleston R S, Uehara M, Akimitsu J, Eisaki H, Motoyama N, Uchida S 1998 Phys. Rev. Lett. 81 1702
[10] Braden M, Etrillard J, Gukasov A, Ammerahl U, Revcolevschi A 2004 Phys. Rev. B69 214426
[11] Smaalen S V 2003 Phys. Rev. B67 026101
[12] Gotoh Y, Yamaguchi I, Eisaki H, Nagata T, Akimitsu J 2006 Physica C445—448 107
[13] Isobe M, Onoda M, Ohta T, Izumi F, Kimoto K, Takayama-Muromachi E, Hewat A W, Ohoyama K 2000 Phys. Rev. B62 11667
[14] Wang L L, Xiong R, Wei W, Hu N, Lin Y, Zhu B P, Tang W
[15] Lu S P, Dong W C, Li D Z, Li Y Y 2009 Acta Phys. Sin. 58 S094 (in Chinese) [陆善平、董文超、李殿中、李依依 2009 物理学报 58 S094]
[16] Popovic ' Z V, Konstantinovic ' M J, Ivanov V A, Khuong O P, Gajic ' R, Vietkin A, Moshchalkov V V 2000 Phys. Rev. B 62 4963
[17] Osada M, Kakihana M, Nagai I, Noji T, Adachi T, Koike Y, Bckstrm J, Kll M, Brjesson L 2000 Physica C338 161
[18] Abrashe M V, Thomsen C, Surtchev M 1997 Physica C 280 297
[19] Hu N, Xiong R, Wei W, Wang Z Y, Wang L L, Yu Z X, Tang W F, Shi J 2008 Acta Phys. Sin. 57 5267 (in Chinese) [胡 妮、熊 锐、魏 伟、王自昱、汪丽莉、余祖兴、汤五丰、 石 兢 2008 物理学报 57 5267]
[20] Abrashev M V, Litvinchuk A P, Thomsen C 1997 Phys. Rev. B 55 9136
[21] Heyen E T, Liu R, Thomsen C, Kremer R, Cardona M, Karpinski J, Kaldis E, Rusiecki S 1990 Phys. Rev. B41 11058
[22] Kliche G, Popovic ' Z V 1990 Phys. Rev. B42 10060
[23] Tajima S, Ido T, Ishibashi S, Itoh T, Eisaki H, Mizuo Y, Arima T, Takagi H, Uchida S 1991 Phys. Rev. B43 10496
[24] Popovic ' Z V, Devic ' S D, Popov V N, Dhalenne G, Revcolevschi A 1995 Phys. Rev. B 52 4185
[25] Hiroi Z, Amelinckx S, van Tendeloo G, Kobayashi N 1996 Phys. Rev. B54 15849
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