State of the art and the prospects of the development of ferromagnetic semiconductor materials for spin electronics and informatics devices have been considered. Results for perspective classes of ferromagnetic semiconductor materials have been presented, namely, on doped elemental semiconductors, A^IIIB^V compounds, and semiconductor oxides. The outstanding problems in this area have been shown and possible ways for their solution have been outlined.

1. Munekata, H. Diluted magnetic III—V semiconductors / H. Munekata, H. Ohno, S. von Molnar, A. Segmuller, L. L. Chang, L. Esaki // Phys. Rev. Lett. - 1989. - V. 63. - P. 1849.
2. Ohno, H. (Ga,Mn)As: A new diluted magnetic semiconductor based on GaAs / H. Ohno, A Shen, F. Matsukura, A. Oiwa, A. Endo, S. Katsumoto, Y. Lye // Appl. Phys. Lett. - 1996. - V. 69. - P. 363.
3. Zutic, I. Spintronics: Fundamentals and applications / I. Zutic, J. Fabian, S. Das Sarma // Rev. Modern Phys. - 2004. - V. 76. - P. 323.
4. Kryder, M. H. After hard drives — what comes next? / M. H. Kryder, M. H. Chang Soo Kim // IEEE Transactions on Magnetics. - 2009. - V. 45. - P. 3406.
5. Dietl, T. Zener model description of ferromagnetism in zinc-blende magnetic semiconductors / T. Dietl, H. Ohno, F. Matsukura, J. Gilbert, D. Ferrand // Science. - 2000. - V. 287. - P. 1019.
6. Matsumoto, Y. Room-temperature ferromagnetism in transparent transition metal-doped titanium dioxide / Y. Matsumoto, M. Murakami, T. Shono, T. Hasegava, T. Fukumura, M. Kavasaki, P. Ahmet, T. Chikuow, S.-Y. Koshihara, H. Koinuma // Science. - 2001. - V. 291. - P. 854.
7. Han, S. -J. // A key to room-temperature ferromagnetism in Fe-doped ZnO : Cu / S. J. Han, S. W. Song, C.-H. Yang, S. H. Park, J.-H. Park, Y. H. Jeong, K. W. Rhie // Appl. Phys. Lett. - 2002. - V. 81. - P. 4212.
8. Ogale, S. B. High temperature ferromagnetism with a giant magnetic moment in transparent Co-doped SnO_2-δ / S. B. Ogale, R. J. Choudhary, J. -P. Buban, S. E. Lofland, S. R. Shinde, S. N. Kale, V. N. Kulkarni, J. Higgins, C. Lanci, J. R. Simpson, N. D. Browning, S. Das Sarma, H. D. Drew, R. L. Greene, T. Venkatesan // Phys. Rev. Lett. - 2003. - V. 91. - P. 077205.
9. Hori, H. High-T_C ferromagnetism in diluted magnetic semiconducting GaN : Mn films / H. Hori, S. Sonoda, T. Sasaki, Y. Yamamoto, C. Shimizi, K.-I. Suga, K. Kindo // Physica B. - 2002. - V. 324. - P. 142.
10. Mark, S. Fully electrical read-write device out of a ferromagnetic semiconductor / S. Mark, P. Dürrenfeld, K. Pappert, L. Ebel, K. Brunner, C. Gould, L. W. Molenkamp // Phys. Rev. Lett. - 2011. - V. 106, N 5. - P. 057204.
11. Park, Y. D. A Group-IV ferromagnetic semiconductor: Mn_xGe_1-x / Y. D. Park, A. T. Hanbicki, S. C. Erwin, C. S. Hellberg, J. M. Sullivan, J. E. Mattson, T. F. Ambrose, A. Wilson, G. Spanos, B. T. Jonker // Science. - 2002. - V. 295. - P. 651—654.
12. Ahlers, S. // Magnetic and structural properties of Ge_xMn_1-x films: Precipitation of intermetallic nanomagnets / S. Ahlers, D. Bougeard, N. Sircar, G. Abstreiter, A. Trampert, M. Opel, R. Gross // Phys. Rev. B. - 2006. - V. 74, N 21. - P. 214411.
13. Dmitriev, A. I. Spin-volnovoy rezonans v plenkakh Ge_1-xMn_x, obladayushchikh perkolyatsionnym ferromagnetizmom / A. I. Dmitriev, R. B. Morgunov, O. L. Kazakova, Y. Tanimoto // ZhETF. - 2009. - T. 135. - S. 1134.
14. Jaeger, C. Spin-glass-like behavior of Ge : Mn / C. Jaeger, C. Bihler, T. Vallaitis, S. T. B. Goennenwein, M. Opel, R. Gross, M. S. Brandt // Phys. Rev. B. - 2006. - V. 74, N 4. - P. 045330.
15. Biegger, E. Intrinsic ferromagnetism versus phase segregation in Mn-doped Ge / E. Biegger, L. Stäheli, M. Fonin, U. Rüdiger, Yu. S. Dedkov // J. Appl. Phys. - 2007. - V. 101, N 10. - P. 103912.
16. Gao, W. Structure and magnetic properties of Fe_xGe_1−x films / W. Gao, D. Hou, Y. Hu, S. Wei // Solid State Commun. - 2009. - V. 149, N 43–44. - P. 1924—1927.
17. Zhang, F. M. Investigation on the magnetic and electrical properties of crystalline Mn_0,05Si_0,95 films / F. M. Zhang, X. C. Liu, J. Gao, X. S. Wu, Y. W. Du, H. Zhu, J. Q. Xiao, P. Chen // Appl. Phys. Lett. - 2004. - V. 85, N 5. - P. 786.
18. Bolduc, M. Above room temperature ferromagnetism in Mn-ion implanted Si / M. Bolduc, C. Awo−Affouda, A. Stollenwerk, M. B. Huang, F. G. Ramos, G. Agnello, V. P. LaBella // Phys. Rev. B. - 2005. - V. 71, N 3. - P.033302.
19. Bandaru, P. R. Enhanced room temperature ferromagnetism in Co- and Mn-ion-implanted silicon / P. R. Bandaru, J. Park, J. S. Lee, Y. J. Tang, L.−H. Chen, S. Jin, S. A. Song, J. R. O’Brien // Appl. Phys. Lett. - 2006. - V. 89, N 11. - P. 112502.
20. Yoon, I. T. Magnetic and optical properties of Mn-implanted Si material / I. T. Yoon, C. J. Park, T. W. Kang // J. Magn. Mater. - 2007. - V. 311. - P. 693.
21. Demidov, E. S. Ferromagnetizm v epitaksial'nykh sloyakh germaniya i kremniya, peresyshchennykh primesyami margantsa i zheleza / E. S. Demidov, Yu. A. Danilov, V. V. Podol'skiy, V. P. Lesnikov, M. V. Sapozhnikov, A. I. Suchkov // Pis'ma v ZhETF. - 2006. - T. 83, № 12. - S. 664.
22. Demidov, E. S. High-temperature ferromagnetism in laser-deposited layers of silicon and germanium doped with manganese or iron impurities / E. S. Demidov, B. A. Aronzon, S. N. Gusev, V. V. Karzanov, A. S. Lagutin, V. P. Lesnikov, S. A. Levchuk, S. N. Nikolaev, N. S. Perov, V. V. Podolskii, V. V. Rylkov, M. V. Sapozhnikov, A. V. Lashkul // J. Magn. Mater. - 2009. - V. 321, N 7. - P. 690—694.
23. Misiuk, A. Structure and magnetic properties of Si : Mn annealed under enhanced hydrostatic pressure / A. Misiuk, J. Bak-Misiuk, B. Surma, W. Osinniy, M. Szot, T. Story, J. Jagielski // J. Alloys and Compounds. - 2006. - V. 423. - P. 201.
24. Shengqiang Zhou, Structural and magnetic properties of Mn-implanted Si / Shengqiang Zhou, K. Potzger, Gufei Zhang, A. Mucklich, F. Eichhorn, N. Schell, R. Grotzchel, W. Scorupa, M. Helm, J. Fassbender, D. Geiger // Phys. Rev. B. - 2006. - V. 75. - P. 085203.
25. Wolska, A. // Local structure around Mn atoms in Si crystals implanted with Mn+ studied using x-ray absorption spectroscopy techniques / A. Wolska, K. Lawniczak-Jablonska, M. Klepka, M. S. Walchzak, A. Misiuk // Ibid. - 2007. - V. 75. - P. 113201.
26. Liu, X. C. Hole-mediated ferromagnetism in polycrystalline Si_1-xMn_x : B films / X. C. Liu, Z. H. Lu, Z. L. Lu, L. Y. Lu, X. S. Wu, F. M. Zhang, Y. W. Du // J. Appl. Phys. - 2006. - V. 100. - P. 073903.

27. Otrokov, M. M. Magnitnoe uporyadochenie v diskretnykh splavakh poluprovodnikov IV gruppy s perekhodnymi 3d-metallami / M. M. Otrokov, V. V. Tugushev, A. Ernst, V. M. Kuznetsov, E. V. Chulkov // ZhETF. - 2011. - T. 139. - S. 720.
28. Orlov, A. F. O sostoyanii implantirovannoy primesi Mn v Si / A. F. Orlov, V. T. Bublik, V. I. Vdovin, Yu. A. Agafonov, L. A. Balagurov, V. I. Zinenko, I. V. Kulemanov, K. D. Shcherbachev // Kristallografiya. - 2009. - T. 54. - S. 596.
29. Orlov, A. F. Struktura, elektricheskie i magnitnye svoystva i priroda ferromagnetizma pri komnatnoy temperature v implantirovannom Mn kremnii / A. F. Orlov, A. B. Granovskiy, L. A. Balagurov, I. V. Kulemanov, Yu. N. Parkhomenko, N. S. Perov, E. A. Gan'shina, V. T. Bublik, K. D. Shcherbachev, A. V. Kartavykh, V. I. Vdovin, A. Sapelkin, Yu. A. Agafonov, V. I. Zinenko, A. Rogalev, A. Smekhova // ZhETF. - 2009. - T. 136. - S. 703.
30. Dubroca, T. Quasiferromagnetism in semiconductors / T. Dubroca, J. Hack, R. E. Hummel, A. Angerhofer // Appl. Phys. Lett. - 2006. - V. 88. - P. 182504.
31. Adashkevich, S. V. Lokal'noe magnitnoe uporyadochenie v kremnii, implantirovannom vysokoenergetichnymi ionami / S. V. Adashkevich, N. M. Lapchuk, V. F. Stel'makh, G. G. Fedoruk, E. N. Shumskaya // Pis'ma v ZhETF. - 2007. - T. 84. - S. 642.
32. Pearton, S. J. // Dilute magnetic semiconducting oxides / S. J. Pearton, M. H. Heo, M. Ivill, D. P. Norton, T. Steiner // Semicond. Sci. Technol. - 2004. - V. 19. - P. R59.
33. Dietl, T. Origin and control of ferromagnetism in dilute magnetic semiconductors and oxides / T. Dietl // J. Appl. Phys. - 2008. - V. 103. - P. 07D111.
34. Balagurov, L. A. Granichnye usloviya vozniknoveniya ferromagnitnoy fazy pri osazhdenii plenok Ti_1-xCo_xO_2-δ / L. A. Balagurov, E. A. Gan'shina, S. O. Klimonskiy, S. P. Kobeleva, A. F. Orlov, N. S. Perov, D. G. Yarkin // Kristallografiya. - 2005. - T. 50. - S. 540.
35. Balagurov, L. A. Impact of vacuum thermal treatments on the structure and magnetic properties of titanium oxide films doped with Co / L. A. Balagurov, S. O. Klimonsky, S. P. Kobeleva, A. S. Konstantinova, A. F. Orlo1, N. S. Perov, A. Sapelkin, D. G. Yarkin // J. Phys.: Cond. Matter. - 2006. - V. 18. - P. 10999.
36. Orlov, A. F. Sobstvennyy ferromagnetizm v poluprovodnikovom okside Ti_1-xCo_xO_2-δ, sozdavaemyy inzhektsiey vakansiy / A. F. Orlov, L. A. Balagurov, I. V. Kulemanov, N. S. Petrov, E. A. Gan'shina, L. Yu. Fetisov, A. Rogalev, A. Smekhova, J. C. Cezar // FTT. - 2011. - T. 53. - S. 452.
37. Park, W. K. Semiconducting and ferromagnetic behavior of sputtered Co-doped TiO₂ thin films above room temperature / W. K. Park, R. J. Ortega-Hertogs, J. S. Moodera // J. Appl. Phys. - 2002. - V. 91. - P. 8093.
38. Fukumura, T. Role of charge carriers for ferromagnetism in cobalt-doped rutile TiO₂ / T. Fukumura, H. Toyosaki, K. Ueno, M. Nakano, M. Kawasaki // New J. Phys. - 2008. - V. 10. - P. 055018.
39. Roberts, K. G. Defect-mediated ferromagnetism in insulating Co-doped anatase TiO₂ thin films / K. G. Roberts, M. Varela, S. Rashkeev, S. T. Pantelides, S. J. Pennycook, K. M. Krisnan // Phys. Rev. B. - 2008. - V. 78, N 1. - P. 014409.
40. Sato, K. Material design for transparent ferromagnets with ZnO-based magnetic semiconductors / K. Sato, H. Katayama-Yoshida // Jap. J. Appl. Phys. - 2000. - V. 39, pt. 2. - P. L555.
41. Sun, H. Structural, electronic, and magnetic properties of small vanadium clusters / H. Sun, Y. H. Luo, J. Zhao, G. Wang // Phys. Status Solidi b. - 1999. - V.215. - P. 1127.
42. Hong, N. H. Ferromagnetism in transition-metal-doped TiO₂ thin films / N. H. Hong, J. Sakai, W. Prellier, A. Hassini, F. Gervais // Phys. Rev. B. - 2004. - V. 70. - P. 195204.
43. Hong, N. H. Magnetic structure of V : TiO₂ and Cr : TiO₂ thin films from magnetic force microscopy measurements / N. H. Hong, A. G. Ruyter, F. Prellier, J. Sakai // J. Appl. Phys. - 2005. - V. 97. - P. 10D323.
44. Lu, X. Room-temperature ferromagnetism in Ti_1-xV_xO₂ nanocrystals synthesized from an organic-free and water-soluble precursor / X. Lu, J. Li, X. Mou // J. Alloys and Compounds. - 2010. - V. 499. - P. 160.
45. Hai, N. H. Preparation of magnetic nanoparticles embedded in polystyrene microspheres / N. H. Hai, N. T. Khoi, P.-V. Vinh // J. Phys.: Conf. Series. - 2009. - V. 187. - P. 012071.
46. Ivanov, V. A. Klasternyy ferromagnetizm v InSb, legirovannom Mn / V. A. Ivanov, O. N. Pashkova, E. A. Ugolkova, V. P. Sanygin, R. M. Galera // Neorgan. materialy. - 2008. - T. 44. - S. 1168.
47. Lobanovskiy, A. S. Metamagnetizm vblizi TC v Mn-zameshchennom khal'kopirite Cd_0,90Mn_0,10GeAs₂ / A. S. Lobanovskiy, V. M. Novotortsev, S. F. Marenkin, V. M. Trukhan, T. V. Shelkovaya // Pis'ma v ZhETF. - 2009. - T. 89. - S. 391.
48. Novotortsev, V. M. Fiziko-khimicheskie osnovy sinteza novykh ferromagnetikov iz khal'kopiritov A^IIB^IVC / V. M. Novotortsev, S. F. Marenkin, I. V. Fedorchenko, A. V. Kochura // ZhNKh. - 2010. - T. 55. - S. 1868.
49. Sonoda, S. Molecular beam epitaxy of wurtzite (Ga,Mn)N films on sapphire (0001) showing the ferromagnetic behaviour at room temperature / S. Sonoda, S. Shimizu, T. Sasaki, Y. Yamamoto, H. Hori // J. Cryst. Growth. - 2002. - V. 237. - P. 1358.
50. Liu, H. X. Observation of ferromagnetism above 900 K in Cr—GaN and Cr—AlN / H. X. Liu, S. Y. Wu, R. K. Singh, Lin Gu, D. J. Smith, N. Newman, N. R. Dilley, L. Montes, M. B. Simmons // Appl. Phys. Lett. - 2004. - V. 85. - P. 4076.
51. Das, G.-P. Ferromagnetism in Cr-doped GaN: A first principles calculation / G.-P. Das, B. K. Rao, P. Jena // Condensed Matter - 2002. - P. 0208258
52. Sato, K. Material design of GaN-based ferromagnetic diluted magnetic semiconductors / K. Sato, H. Katayama-Yoshida // Jap. J. Appl. Phys. - 2001. - V. 40. - P. L485.
53. Hite, J. K. Effects of proton irradiation on the magnetic properties of GaGdN and GaCrN / J. K. Hite, K. K. Allums, G. T. Thaler, S. R. Abernathy, S. J. Pearton, R. M. Frasier, R. Dwivedi, R. Wilkins, J. M. Zavada // New J. Phys. - 2008. - V. 10. - P. 055005.
54. Hashimoto, M. MBE growth and properties of GaCrN / M. Hashimoto, Y. -K. Zhou, M. Kanamura, H. Katayama-Yosida, H. Asahi //J. Cryst. Growth. - 2003. - V. 251. - P. 327.
55. Dhar, S. Colossal Magnetic Moment of Gd in GaN / S. Dhar, O. Brandt, M. Ramsteiner, V. F. Sapega, K. H. Ploog // Phys. Rev. Lett. - 2005. - V. 94. - P. 037205.
56. Khaderbad, M. A. Effect of annealing on the magnetic properties of Gd focused ion beam implanted GaN / M. A. Khaderbad, S. Dhar, L. Perez, K. H. Ploog // Appl. Phys. Lett. - 2007. - V. 91. - P. 072514.
57. Zhou, Y. K. High Gd concentration GaGdN grown at low temperatures / Y. K. Zhou, S. W. Choi, S. Kimura, S. Hasegawa // J. Supercond. and Novel Magn. -2007. - V. 20. - P. 1557.
58. Roever, M. Electron stabilized ferromagnetism in GaGdN / M. Roever, D.-D. Mai, A. Bedoya-Pinto, J. Malindretos, A. Rizzi // Physica status solidi (c). - 2008. - V. 5. - P. 2352.
59. Zhou, Y. K. Large magnetization in high Gd concentration GaGdN and Si-doped GaGdN grown at low temperatures / Y. K. Zhou, S. W. Choi, S. Emura, S. Hasegawa, H. Asahi // Appl. Phys. Lett. - 2008. - V. 92. - P. 062505.
60. Hejtmanek, J. On the magnetic properties of Gd implanted GaN / J. Hejtmanek, K. Knizek, M. Marysko, Z. Jikak, D. Sedmidubsky, Z. Sofer, V. Perina, H. Hardtdegen, C. Buchai // J. Appl. Phys. - 2008. - V. 103. - P. 07D107.
61. Litvinov, V. I. Room-temperature ferromagnetism in dielectric GaN(Gd) / V. I. Litvinov, V. K. Dugaev // Appl. Phys. Lett. - 2009. - V. 94. - P. 212506.
62. Davies, P. R. Defect-enhanced ferromagnetism in Gd- and Si-coimplanted GaN / P. R. Davies, B. -P. Gilla, C. R. Abernathy, S. J. Pearton, C. J. Stanton // Ibid. - 2010. - V. 96. - P. 212502.
63. Ney, A. Gd-doped GaN studied with element specificity: very small polarization of Ga, paramagnetism of Gd and the formation of magnetic clusters / A. Ney, T. Kammerlinger, K. Ollefs, V. Ney, S. Ye, S. Dhar, K. H. Ploog, M. Rovec, J. Maindretos, A. Rizzi, F. Wilhelm, A. Rogalev // JMMM. - 2010. - V. 322. - P. 1162.
64. Orlov, A. F. Giant magnetic moments in dilute magnetic semiconductors / A. F. Orlov, L. A. Balagurov, A. S. Konstantinova, N. S. Perov, D. G. Yarkin // JMMM. - 2008. - V. 320. - P. 895.
65. Wang, R. Electrical and magnetic properties of GaN codoped with Eu and Si / R. Wang, A. J. Steckl, N. Nepal, J. M. Zavada // J. Appl. Phys. - 2010. - V. 107. - P. 013901.
66. Orlov, A. F. Magnitnye i magnitoopticheskie svoystva ferromagnitnogo poluprovodnika GaN : Cr / A. F. Orlov, L. A. Balagurov, I. V. Kulemanov, N. S. Perov, E. A. Gan'shina, A. S. Semisalova, A. D. Rubacheva, V. I. Zinenko, Yu. A. Agafonov, V. V. Saraykin // FTT. - 2011. V pechati.
67. Sonoda, S. Intrinsic mechanism for high temperature ferromagnetism in GaMnN / S. Sonoda, I. Tanaka, H. Ikeno, T. Yamamoto, F. Oba, T. Araki, Y. Yamamoto, K.-I. Suga, Y. Nanishi, Y. Akasaka, K. Kindo, H. Hori // Condensed Matter. - 2005. - P. 0511435.