1. Computerizing for optimization in spectroanalytic problems

   • V. D. Ivanova
   • I. N. Taganov
   • K. I. Taganov

   OriginalPaper Pages: 443 - 446

2. Selectivity of cavity elements in relation to oscillation spectrum of a neodymium — glass laser

   • V. I. Malyshev
   • A. S. Markin
   • A. A. Sychev

   OriginalPaper Pages: 447 - 448

3. Experimental study of the radiation field of axial gas-laser modes

   • D. V. Gordeev
   • E. P. Ostapchenko
   • G. S. Sedov

   OriginalPaper Pages: 449 - 451

4. Oscillation spectrum of neodymium glass in a cavity with separate plane mirrors

   • S. A. Mikhnov

   OriginalPaper Pages: 452 - 454

5. Low-order modes of an unsymmetrical ring cavity

   • V. A. Kiselev

   OriginalPaper Pages: 455 - 459

6. Absorption technique for determining emission spectra

   • V. P. Kozlov
   • A. A. Yakovlev

   OriginalPaper Pages: 460 - 464

7. An optical filter system stopping a certain portion of the spectrum within its transmission band

   • R. I. Umerov

   OriginalPaper Pages: 465 - 467

8. The spectral emissivity of LiF and CaF₂ crystals in the infrared range

   • B. P. Kozyrev
   • A. M. Vasilevskii

   OriginalPaper Pages: 468 - 469

9. Determining positions of substituents in disubstituted phenols from infrared spectra

   • T. A. Rudol'fi

   OriginalPaper Pages: 470 - 475

10. An infrared spectroscopic study of beryllate — phosphate glasses of the NaBeF₃-NaPO₃ system

    • M. E. Levina
    • B. S. Shershev

    OriginalPaper Pages: 476 - 478

11. Preparation of luminescent sublimate screens from zinc oxide with varying excess zinc concentration

    • P. E. Val'nev
    • Ya. M. Zelikin

    OriginalPaper Pages: 479 - 482

12. Scattering of brief light signals in a turbid medium

    • I. L. Katsev
    • A. P. Ivanov

    OriginalPaper Pages: 483 - 488

13. Light transmission by a layer containing large particles

    • Yu. A. Popov

    OriginalPaper Pages: 489 - 491

14. Polarized-light scattering by polymer films. Rayleigh-gans scattering by a radial spherulite

    • Yu. I. Kotov
    • A. S. Novikov

    OriginalPaper Pages: 492 - 495

15. Absorption spectra at 77° K and the mode of incorporation of biphenyl derivatives into normal alkanes

    • L. A. Nakhimovskaya
    • G. V. Gobov

    OriginalPaper Pages: 496 - 499

16. Heterocyclic analogs of 1, 3, 5-triphenyl-Δ²-pyrazoline as spectrum shifters for liquid scintillators

    • E. G. Buryakovskaya
    • S. V. Tsukerman
    • V. F. Poduzhailo

    OriginalPaper Pages: 500 - 502

17. Investigation of physicochemical structure of viscous systems beyond the gel point

    • V. M. Zolotarev

    OriginalPaper Pages: 503 - 506

18. Excitation temperature and gas temperature in supersonic low-density flows

    • G. A. Odintsova
    • E. P. Vaulin

    Brief Communications Pages: 507 - 508

19. Determining the absolute copper atom concentration in an acetylene-air flame by the linear absorption method

    • P. P. Ostroumenko

    Brief Communications Pages: 509 - 510

20. Gain saturation for 4880, 4765, and 5145 Å lines in an argon ion laser

    • A. I. Odintsov
    • V. V. Lebedeva
    • V. A. Sautkin

    Brief Communications Pages: 510 - 512

21. Generation of monochromatic light by amplitude modulation

    • Z. K. Yankauskas

    Brief Communications Pages: 512 - 514

22. Accelerated Q-switching in a rotating-prism ruby laser

    • V. A. Pilipovich
    • Yu. F. Morgun

    Brief Communications Pages: 514 - 515

23. The temperature distribution in a rectangular laser rod

    • B. R. Belostotskii
    • L. I. Kudryashev

    Brief Communications Pages: 515 - 518

24. Line intensities of induced raman scattering in mixtures

    • A. V. Bortkevich
    • Ya. S. Bobovich

    Brief Communications Pages: 518 - 520

25. Dependence of transmission half-width of narrow-band optical interference filters on the refractive index of the middle layer

    • G. P. Konyukhov
    • E. A. Nesmelov
    • I. S. Gainutdinov

    Brief Communications Pages: 520 - 521

26. Determining the position of the triplet level of Pd-phthalocyanine

    • K. N. Solov'ev
    • V. A. Mashenkov
    • T. F. Kachura

    Brief Communications Pages: 522 - 523

27. Luminescence of lithium fluoride crystals with oxygen impurity

    • M. I. Shakhnovich

    Brief Communications Pages: 523 - 525

28. The thermoluminescence, EPR, and electronic absorption spectra of sodium calcium silicate glasses

    • T. A. Sidorov
    • V. A. Tyul'kin
    • V. S. Aksenov

    Brief Communications Pages: 525 - 527

29. The natural and artificial gyrotropy of cubic crystals of uranyl compounds

    • V. I. Burkov
    • V. A. Kizel
    • G. M. Safronov

    Brief Communications Pages: 527 - 529

30. Effect of molecular composition of sample on intensity of sulfur lines

    • I. A. Berezin

    Brief Communications Pages: 530 - 530

31. A spectroscopic method of examining thermal diffusion

    • Yu. T. Mazurenko

    Brief Communications Pages: 531 - 533

32. Calculation and interpretation of vibrational spectra of sulfur-containing compounds

    • E. N. Bolotina
    • L. M. Sverdlov

    Brief Communications Pages: 533 - 535

33. Determination of rare-earth elements in solution by emission spectroscopy

    • N. F. Zakhariya
    • L. I. Karpenko
    • L. A. Fadeeva

    Brief Communications Pages: 535 - 537

34. The LG-55 and LG-56 gas lasers

    New Instruments and Materials Pages: 538 - 538

35. Detection of impurities in liquefied gases with non-dispersive IR analyzers

    • P. I. Bresler

    New Instruments and Materials Pages: 539 - 540

36. Standard multichamber high-temperature radiation sources

    • B. P. Kozyrev
    • Yu. K. Gornostaev

    New Instruments and Materials Pages: 541 - 545