Dr. Valeriy V Yashchuk

All Stories

1. 
   Diaboloidal mirrors: algebraic solution and surface shape approximations

   Article • Journal of Synchrotron Radiation, June 2021, International Union of Crystallography

   Dr. Valeriy V Yashchuk, Dr. Kenneth A Goldberg

2. 
   Super-resolution surface slope metrology of x-ray mirrors

   Article • Review of Scientific Instruments, July 2020, American Institute of Physics

   Dr. Valeriy V Yashchuk

3. 
   Environmental influences on autocollimator-based angle and form metrology

   Article • Review of Scientific Instruments, February 2019, American Institute of Physics

   Dr. Valeriy V Yashchuk

4. 
   Ex situ metrology and data analysis for optimization of beamline performance of aspherical pre-shaped x-ray mirrors at the advanced light source

   Article • Review of Scientific Instruments, February 2019, American Institute of Physics

   Dr. Valeriy V Yashchuk

5. 
   Optimization of the size and shape of the scanning aperture in autocollimator-based deflectometric profilometers

   Article • Review of Scientific Instruments, February 2019, American Institute of Physics

   Dr. Valeriy V Yashchuk

6. 
   Modeling surface topography of state-of-the-art x-ray mirrors as a result of stochastic polishing process: recent developments

   Article • September 2016, SPIE

   Dr. Valeriy V Yashchuk

7. 
   New operational mode of the pencil beam interferometry based LTP

   Article • September 2016, SPIE

   Dr. Valeriy V Yashchuk

8. 
   Modeling of surface metrology of state-of-the-art x-ray mirrors as a result of stochastic polishing process

   Article • Optical Engineering, July 2016, SPIE

   Dr. Valeriy V Yashchuk

9. 
   Optimized mirror shape tuning using beam weightings based on distance, angle of incidence, reflectivity, and power

   Article • Review of Scientific Instruments, May 2016, American Institute of Physics

   Dr. Valeriy V Yashchuk, Dr. Kenneth A Goldberg

10. 
    Preface: The 5th International Workshop on X-ray Mirror Design, Fabrication, and Metrology

    Article • Review of Scientific Instruments, May 2016, American Institute of Physics

    Dr. Valeriy V Yashchuk, Dr. Kenneth A Goldberg

11. 
    DABAM: an open-source database of X-ray mirrors metrology

    Article • Journal of Synchrotron Radiation, April 2016, International Union of Crystallography

    Manuel Sanchez del Rio, Dr. Valeriy V Yashchuk, Dr Xianbo Shi

12. 
    Modeling of surface metrology of state-of-the-art x-ray mirrors as a result of stochastic polishing process

    Article • November 2015, SPIE

    Dr. Valeriy V Yashchuk

13. 
    Advanced environmental control as a key component in the development of ultrahigh accuracyex situmetrology for x-ray optics

    Article • Optical Engineering, October 2015, SPIE

    Dr. Valeriy V Yashchuk

14. 
    Binary pseudorandom test standard to determine the modulation transfer function of optical microscopes

    Article • September 2015, SPIE

    Dr. Valeriy V Yashchuk

15. 
    Performance optimization of a bendable parabolic cylinder collimating X-ray mirror for the ALS micro-XAS beamline 10.3.2

    Article • Journal of Synchrotron Radiation, April 2015, International Union of Crystallography

    Dr. Valeriy V Yashchuk

16. 
    High-order multilayer coated blazed gratings for high resolution soft x-ray spectroscopy

    Article • Optics Express, February 2015, Optical Society of America (OSA)

    Dr. Valeriy V Yashchuk

17. 
    Specification of x-ray mirrors in terms of system performance: new twist to an old plot

    Article • Optical Engineering, February 2015, SPIE

    Dr. Valeriy V Yashchuk

18. 
    Angular calibration of surface slope measuring profilers with a bendable mirror

    Article • September 2014, SPIE

    Dr. Valeriy V Yashchuk

19. 
    The developmental long trace profiler (DLTP) optimized for metrology of side-facing optics at the ALS

    Article • September 2014, SPIE

    Dr. Valeriy V Yashchuk

20. 
    A new x-ray optics laboratory (XROL) at the ALS: mission, arrangement, metrology capabilities, performance, and future plans

    Article • September 2014, SPIE

    Dr. Valeriy V Yashchuk

21. 
    Specification of x-ray mirrors in terms of system performance: a new twist to an old plot

    Article • September 2014, SPIE

    Dr. Valeriy V Yashchuk

22. 
    Application of the time-invariant linear filter approximation to parametrization of surface metrology with high-quality x-ray optics

    Article • Optical Engineering, August 2014, SPIE

    Dr. Valeriy V Yashchuk

23. 
    Application of time-invariant linear filter approximation to parametrization of one- and two-dimensional surface metrology with high quality x-ray optics

    Article • September 2013, SPIE

    Dr. Valeriy V Yashchuk

24. 
    Two-foci bendable mirrors for the ALS MAESTRO beamline: design and metrology characterization and optimal tuning of the mirror benders

    Article • September 2013, SPIE

    Dr. Valeriy V Yashchuk

25. 
    Correlation analysis of surface slope metrology measurements of high quality x-ray optics

    Article • September 2013, SPIE

    Dr. Valeriy V Yashchuk

26. 
    Status of multi-beam long trace-profiler development

    Article • September 2013, SPIE

    Dr. Valeriy V Yashchuk

27. 
    High precision surface metrology of x-ray optics with an interferometric microscope

    Article • September 2013, SPIE

    Dr. Valeriy V Yashchuk

28. 
    Metrology for the Advancement of X-ray Optics at the ALS

    Article • Synchrotron Radiation News, September 2013, Taylor & Francis

    Dr. Kenneth A Goldberg, Dr. Valeriy V Yashchuk

29. 
    Advanced X-ray Optics Metrology

    Article • Synchrotron Radiation News, September 2013, Taylor & Francis

    Dr. Valeriy V Yashchuk

30. 
    Ex situ metrology of x-ray diffraction gratings

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, May 2013, Elsevier

    Dr. Valeriy V Yashchuk

31. 
    Methodology for optimal in situ alignment and setting of bendable optics for nearly diffraction-limited focusing of soft x-rays

    Article • Optical Engineering, March 2013, SPIE

    Dr. Kenneth A Goldberg, Dr. Valeriy V Yashchuk

32. 
    Cross comparison of surface slope and height optical metrology with a super-polished plane Si mirror

    Article • October 2012, SPIE

    Dr. Valeriy V Yashchuk

33. 
    Ex situ tuning of bendable x-ray mirrors for optimal beamline performance

    Article • October 2012, SPIE

    Dr. Kenneth A Goldberg, Dr. Valeriy V Yashchuk

34. 
    Methodology for optimal in situ alignment and setting of bendable optics for diffraction-limited focusing of soft x-rays

    Article • October 2012, SPIE

    Dr. Kenneth A Goldberg, Dr. Valeriy V Yashchuk

35. 
    Optimal setting of bendable optics based on FEA calculations

    Article • October 2012, SPIE

    Dr. Valeriy V Yashchuk

36. 
    Progress of multi-beam long trace-profiler development

    Article • October 2012, SPIE

    Dr. Valeriy V Yashchuk

37. 
    Development and calibration of mirrors and gratings for the soft x-ray materials science beamline at the Linac Coherent Light Source free-electron laser

    Article • Applied Optics, April 2012, Optical Society of America (OSA)

    Dr. Valeriy V Yashchuk

38. 
    An experimental apparatus for diffraction-limited soft x-ray nano-focusing

    Article • September 2011, SPIE

    Dr. Kenneth A Goldberg, Dr. Valeriy V Yashchuk

39. 
    Design optimization of bendable x-ray mirrors

    Article • September 2011, SPIE

    Dr. Kenneth A Goldberg, Dr. Valeriy V Yashchuk

40. 
    Reliable before-fabrication forecasting of expected surface slope distributions for x-ray optics

    Article • September 2011, SPIE

    Dr. Valeriy V Yashchuk

41. 
    Automated suppression of errors in LTP-II slope measurements with x-ray optics

    Article • September 2011, SPIE

    Dr. Valeriy V Yashchuk

42. 
    Development of multi-beam long trace profiler

    Article • September 2011, SPIE

    Dr. Valeriy V Yashchuk

43. 
    Development of in situ, at-wavelength metrology for soft X-ray nano-focusing

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, September 2011, Elsevier

    Dr. Kenneth A Goldberg, Dr. Valeriy V Yashchuk

44. 
    Development of a new generation of optical slope measuring profiler

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, September 2011, Elsevier

    Dr. Valeriy V Yashchuk

45. 
    Characterization of electron microscopes with binary pseudo-random multilayer test samples

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, September 2011, Elsevier

    Dr. Valeriy V Yashchuk

46. 
    Fabrication and characterization of ultra-high resolution multilayer-coated blazed gratings

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, September 2011, Elsevier

    Dr. Valeriy V Yashchuk

47. 
    Automated suppression of errors in LTP-II slope measurements of x-ray optics. Part 2: Specification for automated rotating/flipping/aligning system

    Article • July 2011, Office of Scientific and Technical Information (OSTI)

    Dr. Valeriy V Yashchuk

48. 
    Automated suppression of errors in LTP-II slope measurements with x-ray optics. Part1: Review of LTP errors and methods for the error reduction

    Article • May 2011, Office of Scientific and Technical Information (OSTI)

    Dr. Valeriy V Yashchuk

49. 
    Cross-check of ex-situ and in-situ metrology of a bendable temperature stabilized KB mirror

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, April 2011, Elsevier

    Dr. Kenneth A Goldberg, Dr. Valeriy V Yashchuk

50. 
    At-wavelength optical metrology development at the ALS

    Article • August 2010, SPIE

    Dr. Kenneth A Goldberg, Dr. Valeriy V Yashchuk

51. 
    Developmental long trace profiler using optimally aligned mirror based pentaprism

    Article • August 2010, SPIE

    Dr. Valeriy V Yashchuk

52. 
    Calibration of the modulation transfer function of surface profilometers with binary pseudo-random test standards: expanding the application range

    Article • August 2010, SPIE

    Dr. Valeriy V Yashchuk

53. 
    Studies in optimal configuration of the LTP

    Article • August 2010, SPIE

    Dr. Valeriy V Yashchuk

54. 
    High-efficiency multilayer blazed gratings for EUV and soft x-rays: recent developments

    Article • August 2010, SPIE

    Dr. Valeriy V Yashchuk

55. 
    High-efficiency 5000 lines/mm multilayer-coated blazed grating for extreme ultraviolet wavelengths

    Article • Optics Letters, July 2010, Optical Society of America (OSA)

    Dr. Valeriy V Yashchuk

56. 
    Autocollimators for deflectometry: Current status and future progress

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, May 2010, Elsevier

    Dr. Valeriy V Yashchuk

57. 
    Sub-microradian surface slope metrology with the ALS Developmental Long Trace Profiler

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, May 2010, Elsevier

    Dr. Valeriy V Yashchuk

58. 
    Binary pseudo-random gratings and arrays for calibration of modulation transfer functions of surface profilometers

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, May 2010, Elsevier

    Dr. Valeriy V Yashchuk

59. 
    Surface Slope Metrology on Deformable Soft X-ray Mirrors

    Article • January 2010, American Institute of Physics

    Dr. Kenneth A Goldberg, Dr. Valeriy V Yashchuk

60. 
    Elliptically Bent X-Ray Mirrors with Active Temperature Stabilization

    Article • X-Ray Optics and Instrumentation, January 2010, Hindawi Publishing Corporation

    Dr. Kenneth A Goldberg, Dr. Valeriy V Yashchuk

61. 
    A Soft X-ray Spectrometer using a Highly Dispersive Multilayer Grating

    Article • January 2010, American Institute of Physics

    Dr. Valeriy V Yashchuk

62. 
    2-D Spatial Frequency Considerations in Comparing 1D Power Spectral Density Measurements

    Article • January 2010, Optical Society of America (OSA)

    Dr. Valeriy V Yashchuk

63. 
    Optimal measurement strategies for effective suppression of drift errors

    Article • Review of Scientific Instruments, November 2009, American Institute of Physics

    Dr. Valeriy V Yashchuk

64. 
    Binary pseudo-random gratings and arrays for calibration of the modulation transfer function of surface profilometers: recent developments

    Article • August 2009, SPIE

    Dr. Valeriy V Yashchuk

65. 
    5000 groove/mm multilayer-coated blazed grating with 33% efficiency in the 3rd order in the EUV wavelength range

    Article • August 2009, SPIE

    Dr. Valeriy V Yashchuk

66. 
    A dedicated superbend x-ray microdiffraction beamline for materials, geo-, and environmental sciences at the advanced light source

    Article • Review of Scientific Instruments, March 2009, American Institute of Physics

    Professor Kai Chen, Dr. Valeriy V Yashchuk

67. 
    At-Wavelength and Optical Metrology of Bendable X-Ray Optics for Nanofocusing at the ALS

    Article • January 2009, Optical Society of America (OSA)

    Dr. Kenneth A Goldberg, Dr. Valeriy V Yashchuk

68. 
    Development of pseudorandom binary arrays for calibration of surface profile metrology tools

    Article • January 2009, American Vacuum Society

    Dr. Valeriy V Yashchuk

69. 
    Fabrication and characterization of a new high density Sc/Si multilayer sliced grating

    Article • August 2008, SPIE

    Dr. Valeriy V Yashchuk

70. 
    Performance of the upgraded LTP-II at the ALS Optical Metrology Laboratory

    Article • August 2008, SPIE

    Dr. Valeriy V Yashchuk

71. 
    Submillimeter-resolution magnetic resonance imaging at the Earth’s magnetic field with an atomic magnetometer

    Article • Physical Review A, July 2008, American Physical Society (APS)

    Dr. Valeriy V Yashchuk

72. 
    Binary pseudorandom grating standard for calibration of surface profilometers

    Article • Optical Engineering, July 2008, SPIE

    Dr. Valeriy V Yashchuk

73. 
    Integration of the Two-Dimensional Power Spectral Density into Specifications for the X-Ray Domain--Problems and Opportunities

    Article • January 2008, Optical Society of America (OSA)

    Dr. Valeriy V Yashchuk

74. 
    Calibration of Modulation Transfer Function of Surface Profilometers with 1-D and 2-D Binary Pseudo-Random Array Standards

    Article • January 2008, Optical Society of America (OSA)

    Dr. Valeriy V Yashchuk

75. 
    Development of an ultrahigh-resolution diffraction grating for soft x-rays

    Article • September 2007, SPIE

    Dr. Valeriy V Yashchuk

76. 
    Proposal for a universal test mirror for characterization of slope measuring instruments

    Article • September 2007, SPIE

    Dr. Valeriy V Yashchuk

77. 
    Binary pseudo-random grating as a standard test surface for measurement of modulation transfer function of interferometric microscopes

    Article • September 2007, SPIE

    Dr. Valeriy V Yashchuk

78. 
    Flat-field calibration of CCD detector for long trace profiler

    Article • September 2007, SPIE

    Dr. Valeriy V Yashchuk

79. 
    Precision tiltmeter as a reference for slope measuring instruments

    Article • September 2007, SPIE

    Dr. Valeriy V Yashchuk

80. 
    New procedures for the adjustment of elliptically bent mirrors with the long trace profiler

    Article • September 2007, SPIE

    Dr. Valeriy V Yashchuk

81. 
    Global High-Accuracy Intercomparison of Slope Measuring Instruments

    Article • January 2007, American Institute of Physics

    Dr. Valeriy V Yashchuk

82. 
    Positioning errors of pencil-beam interferometers for long trace profilers

    Article • August 2006, SPIE

    Dr. Valeriy V Yashchuk

83. 
    Air convection noise of pencil-beam interferometer for long trace profiler

    Article • August 2006, SPIE

    Dr. Valeriy V Yashchuk

84. 
    Construction and applications of an atomic magnetic gradiometer based on nonlinear magneto-optical rotation

    Article • Review of Scientific Instruments, August 2006, American Institute of Physics

    Dr. Valeriy V Yashchuk

85. 
    Surface roughness of stainless-steel mirrors for focusing soft x rays

    Article • Applied Optics, July 2006, Optical Society of America (OSA)

    Dr. Valeriy V Yashchuk

86. 
    Cross-check of different techniques for two-dimensional power spectral density measurements of x-ray optics

    Article • August 2005, SPIE

    Dr. Valeriy V Yashchuk

87. 
    Elimination of 'ghost'-effect-related systematic errors in metrology of x-ray optics with a long trace profiler

    Article • June 2005, SPIE

    Dr. Valeriy V Yashchuk

88. 
    Two-dimensional power spectral density measurements of x-ray optics with the Micromap interferometric microscope

    Article • June 2005, SPIE

    Dr. Valeriy V Yashchuk

89. 
    Dynamic effects in nonlinear magneto-optics of atoms and molecules: review

    Article • Journal of the Optical Society of America B, January 2005, Optical Society of America (OSA)

    Dr. Valeriy V Yashchuk

90. 
    Production of dry powder clots using a piezoelectric drop generator

    Article • Review of Scientific Instruments, June 2002, American Institute of Physics

    Dr. Valeriy V Yashchuk

91. 
    Obtaining frequency markers of variable separation with a spherical mirror Fabry-Perot interferometer

    Article • Review of Scientific Instruments, August 2000, American Institute of Physics

    Dr. Valeriy V Yashchuk

92. 
    Laser frequency stabilization using linear magneto-optics

    Article • Review of Scientific Instruments, February 2000, American Institute of Physics

    Dr. Valeriy V Yashchuk

93. 
    Applications of nonlinear magneto-optic effects with ultra-narrow widths

    Article • January 1999, American Institute of Physics

    Dr. Valeriy V Yashchuk

94. 
    Nonlinear Magneto-optic Effects with Ultranarrow Widths

    Article • Physical Review Letters, December 1998, American Physical Society (APS)

    Dr. Valeriy V Yashchuk