All Stories

  1. Harmonic suppression gratings for soft X-ray monochromators
  2. Framework for X-ray mirror surface shape fitting
  3. Controlling cantilevered adaptive X-ray mirrors
  4. Beamline Optics and Modeling School (BLOMS) 2023
  5. Thickness dependence of piezo-bimorph adaptive mirror bending
  6. Real-time machine-learning-driven control system of a deformable mirror for achieving aberration-free X-ray wavefronts
  7. Off-axis representation of hyperbolic mirror shapes for X-ray beamlines
  8. Data-driven modeling and control of an X-ray bimorph adaptive mirror
  9. Derivation of closed-form ellipsoidal X-ray mirror shapes from Fermat's principle
  10. Analytic descriptions of parabolic X-ray mirrors
  11. Simulations of applications using diaboloid mirrors
  12. Diaboloidal mirrors: algebraic solution and surface shape approximations
  13. Pseudo-gray-scale halftone gratings for shearing and Hartmann wavefront sensors
  14. Binary Amplitude Reflection Gratings for X-ray Shearing and Hartmann Wavefront Sensors
  15. Experimental verification of high-NA imaging simulations using SHARP
  16. Reflective binary amplitude grating for soft x-ray shearing and Hartmann wavefront sensing
  17. Compensation of heat load deformations using adaptive optics for the ALS upgrade: a wave optics study
  18. Extreme ultraviolet microscope characterization using photomask surface roughness
  19. Adaptive shape control of wavefront-preserving X-ray mirrors with active cooling and heating
  20. Collaborative development of diffraction-limited beamline optical systems at US DOE light sources
  21. Front Matter: Volume 10957
  22. Upgrade to the SHARP EUV mask microscope
  23. A New Light for Berkeley Lab—the Advanced Light Source Upgrade
  24. Design and demonstration of tunable soft x-ray lateral shearing and Hartmann wavefront sensors
  25. EUV photolithography mask inspection using Fourier ptychography
  26. Front Matter: Volume 10583
  27. Field-varying aberration recovery in EUV microscopy using mask roughness
  28. Taking a SHARP look at mask 3D effects
  29. Measurement of through-focus EUV pattern shifts using the SHARP actinic microscope
  30. Image-based pupil plane characterization via a space-domain basis
  31. Front Matter: Volume 10143
  32. Amplitude versus phase effects in extreme ultraviolet lithography mask scattering and imaging
  33. Front Matter: Volume 9776
  34. Emulation of anamorphic imaging on the SHARP extreme ultraviolet mask microscope
  35. Measurement of EUV lithography pupil amplitude and phase variation via image-based methodology
  36. Ultrahigh efficiency EUV contact-hole printing with chromeless phase shift mask
  37. Optimized mirror shape tuning using beam weightings based on distance, angle of incidence, reflectivity, and power
  38. Preface: The 5th International Workshop on X-ray Mirror Design, Fabrication, and Metrology
  39. Emulation of anamorphic imaging on the SHARP EUV mask microscope
  40. Image-based pupil plane characterization via principal component analysis for EUVL tools
  41. Aerial imaging study of the mask-induced line-width roughness of EUV lithography masks
  42. Multiplexed high resolution soft x-ray RIXS
  43. Off-axis aberration estimation in an EUV microscope using natural speckle
  44. EUV actinic brightfield mask microscopy for predicting printed defect images
  45. Examination of phase retrieval algorithms for patterned EUV mask metrology
  46. Demonstration of 22-nm half pitch resolution on the SHARP EUV microscope
  47. EUV Research at Berkeley Lab: Enabling Technologies and Applications
  48. Mask blank defect printability comparison using optical and SEM mask and wafer inspection and bright field actinic mask imaging
  49. Evaluating printability of buried native extreme ultraviolet mask phase defects through a modeling and simulation approach
  50. Modal wavefront reconstruction from its gradient
  51. Aberration estimation using EUV mask roughness
  52. Understanding EUV mask blank surface roughness induced LWR and associated roughness requirement
  53. A method of image-based aberration metrology for EUVL tools
  54. Phase measurements of EUV mask defects
  55. Enhancing defect detection with Zernike phase contrast in EUV multilayer blank inspection
  56. New ways of looking at masks with the SHARP EUV microscope
  57. Evaluating printability of buried native EUV mask phase defects through a modeling and simulation approach
  58. Level-set multilayer growth model for predicting printability of buried native extreme ultraviolet mask defects
  59. Broader view on extreme ultraviolet masks: adding complementary imaging modes to the SHARP microscope
  60. Enabling EUV Resist Research at the 1x and Smaller Regime
  61. Partially Coherent Quantitative Phase Retrieval for EUV Lithography
  62. Gradient descent algorithm applied to wavefront retrieval from through-focus images by an extreme ultraviolet microscope with partially coherent source
  63. Experimental measurements of telecentricity errors in high-numerical-aperture extreme ultraviolet mask images
  64. A broader view on EUV-masks: adding complementary imaging modes to the SHARP microscope
  65. Phase-enhanced defect sensitivity for EUV mask inspection
  66. Electro-optical system for scanning microscopy of extreme ultraviolet masks with a high harmonic generation source
  67. Extreme ultraviolet mask roughness: requirements, characterization, and modeling
  68. Actinic mask imaging: recent results and future directions from the SHARP EUV microscope
  69. Recovering effective amplitude and phase roughness of EUV masks
  70. Increased depth of field through wave-front coding: using an off-axis zone plate lens with cubic phase modulation in an EUV microscope
  71. The SEMATECH high-NA actinic reticle review project (SHARP) EUV mask-imaging microscope
  72. Pupil shaping and coherence control in an EUV mask-imaging microscope
  73. Metrology for the Advancement of X-ray Optics at the ALS
  74. In situ fine tuning of bendable soft x-ray mirrors using a lateral shearing interferometer
  75. Application of phase shift focus monitor in EUVL process control
  76. Commissioning an EUV mask microscope for lithography generations reaching 8 nm
  77. Experimental methods for optimal tuning of bendable mirrors for diffraction-limited soft x-ray focusing
  78. Methodology for optimal in situ alignment and setting of bendable optics for nearly diffraction-limited focusing of soft x-rays
  79. Ex situ tuning of bendable x-ray mirrors for optimal beamline performance
  80. Methodology for optimal in situ alignment and setting of bendable optics for diffraction-limited focusing of soft x-rays
  81. EUV actinic imaging tool aerial image evaluation of EUVL embedded phase shift mask performance
  82. EUV mask multilayer defects and their printability under different multilayer deposition conditions
  83. Printability study of pattern defects in the EUV mask as a function of hp nodes
  84. Accelerating EUV learning with synchrotron light: mask roughness challenges ahead
  85. Printability of native blank defects and programmed defects and their stack structures
  86. Mask roughness challenges in extreme ultraviolet mask development
  87. An experimental apparatus for diffraction-limited soft x-ray nano-focusing
  88. Design optimization of bendable x-ray mirrors
  89. Development of in situ, at-wavelength metrology for soft X-ray nano-focusing
  90. Characterization of Mo/Si multilayer growth on stepped topographies
  91. Optical modeling of Fresnel zoneplate microscopes
  92. Cross-check of ex-situ and in-situ metrology of a bendable temperature stabilized KB mirror
  93. An EUV Fresnel zoneplate mask-imaging microscope for lithography generations reaching 8 nm
  94. Quantitative evaluation of mask phase defects from through-focus EUV aerial images
  95. Critical challenges for EUV resist materials
  96. Printability and inspectability of defects on the EUV mask for sub-32nm half pitch HVM application
  97. Replicated mask surface roughness effects on EUV lithographic patterning and line edge roughness
  98. The SEMATECH Berkeley MET: extending EUV learning down to 16nm half pitch
  99. Using synchrotron light to accelerate EUV resist and mask materials learning
  100. Actinic characterization of extreme ultraviolet bump-type phase defects
  101. Reflection microscope for actinic mask inspection and other progress in soft x-ray laser nano-imaging
  102. Extreme ultraviolet mask substrate surface roughness effects on lithographic patterning
  103. Laser based aerial microscope for at-wavelength characterization of extreme ultraviolet lithography masks
  104. Photon flux requirements for extreme ultraviolet reticle imaging in the 22- and 16-nm nodes
  105. At-wavelength optical metrology development at the ALS
  106. Extreme ultraviolet laser-based table-top aerial image metrology of lithographic masks
  107. Photon flux requirements for EUV reticle imaging microscopy in the 22- and 16nm nodes
  108. Actinic imaging of native and programmed defects on a full-field mask
  109. EUV-multilayers on grating-like topographies
  110. A study of defects on EUV masks using blank inspection, patterned mask inspection, and wafer inspection
  111. Carbon contamination topography analysis of EUV masks
  112. Particle removal challenges of EUV patterned masks for the sub-22nm HP node
  113. Printability and inspectability of programmed pit defects on the masks in EUV lithography
  114. The SEMATECH Berkeley MET pushing EUV development beyond 22nm half pitch
  115. Effect of carbon contamination on the printing performance of extreme ultraviolet masks
  116. Study of real defects on EUV blanks and a strategy for EUV mask inspection
  117. Wavelength-specific reflections: A decade of extreme ultraviolet actinic mask inspection research
  118. Actinic imaging and evaluation of phase structures on extreme ultraviolet lithography masks
  119. Surface Slope Metrology on Deformable Soft X-ray Mirrors
  120. Elliptically Bent X-Ray Mirrors with Active Temperature Stabilization
  121. Table-top Extreme Ultraviolet Laser Aerial Imaging of Lithographic Masks
  122. Table-top microscope for at-wavelength inspection of extreme ultraviolet lithography mask
  123. Investigation of buried EUV mask defect printability using actinic inspection and fast simulation
  124. Advances in full field microscopy with table-top soft x-ray lasers
  125. Thorough characterization of an EUV mask
  126. 22-nm Half-pitch extreme ultraviolet node development at the SEMATECH Berkeley microfield exposure tool
  127. Collecting EUV mask images through focus by wavelength tuning
  128. Mask defect verification using actinic inspection and defect mitigation technology
  129. Carbon contamination of extreme ultraviolet (EUV) masks and its effect on imaging
  130. Comparison of fast 3D simulation and actinic inspection for EUV masks with buried defects
  131. Improving the performance of the actinic inspection tool with an optimized alignment procedure
  132. Inspection 13.2-nm table-top full-field microscope
  133. The SEMATECH Berkeley microfield exposure tool: learning at the 22-nm node and beyond
  134. EUV actinic defect inspection and defect printability at the sub-32-nm half-pitch
  135. Microscopy of extreme ultraviolet lithography masks with 132 nm tabletop laser illumination
  136. 13.2 nm Table-Top Inspection Microscope for Extreme Ultraviolet Lithography Mask Defect Characterization
  137. At-Wavelength and Optical Metrology of Bendable X-Ray Optics for Nanofocusing at the ALS
  138. Comparison of fast three-dimensional simulation and actinic inspection for extreme ultraviolet masks with buried defects and absorber features
  139. EUV pattern defect detection sensitivity based on aerial image linewidth measurements
  140. Latest results from the SEMATECH Berkeley extreme ultraviolet microfield exposure tool
  141. Pushing extreme ultraviolet lithography development beyond 22 nm half pitch
  142. Actinic extreme ultraviolet mask inspection beyond 0.25numericalaperture
  143. Benchmarking EUV mask inspection beyond 0.25 NA
  144. Advanced extreme ultraviolet resist testing using the SEMATECH Berkeley 0.3-NA microfield exposure tool
  145. Determining the critical size of EUV mask substrate defects
  146. EUV mask reflectivity measurements with micron-scale spatial resolution
  147. Performance of actinic EUVL mask imaging using a zoneplate microscope
  148. Detectability and printability of EUVL mask blank defects for the 32-nm HP node
  149. EUV and non-EUV inspection of reticle defect repair sites
  150. EUV MET printing and actinic imaging analysis on the effects of phase defects on wafer CDs
  151. Recent results from the Berkeley 0.3-NA EUV microfield exposure tool
  152. Advanced resist testing using the SEMATECH Berkeley extreme ultraviolet microfield exposure tool
  153. Multilayer defects nucleated by substrate pits: a comparison of actinic inspection and non-actinic inspection techniques
  154. Lithographic characterization of the spherical error in an extreme-ultraviolet optic by use of a programmable pupil-fill illuminator
  155. Investigation of the current resolution limits of advanced extreme ultraviolet (EUV) resists
  156. Lithographic characterization of low-order aberrations in a 0.3-NA EUV microfield exposure tool
  157. Testing EUV optics with EUV light: If you can measure it, you can make it
  158. Extreme Ultraviolet Lithography Capabilities at the Advanced Light Source Using a 0.3-NA Optic
  159. Actinic inspection of extreme ultraviolet programed multilayer defects and cross-comparison measurements
  160. Ultra-high accuracy optical testing: creating diffraction-limited short-wavelength optical systems
  161. X-ray beam metrology and x-ray optic alignment by Hartmann wavefront sensing
  162. EUV focus sensor: design and modeling
  163. EUV microexposures at the ALS using the 0.3-NA MET projection optics
  164. Performance of EUV photoresists on the ALS micro exposure tool
  165. Characterization of the synchrotron-based 0.3 numerical aperture extreme ultraviolet microexposure tool at the Advanced Light Source
  166. Extreme ultraviolet focus sensor design optimization
  167. Lithographic characterization of the field dependent astigmatism and alignment stability of a 0.3 numerical aperture extreme ultraviolet microfield optic
  168. Measuring line roughness through aerial image contrast variation using coherent extreme ultraviolet spatial filtering techniques
  169. EUV interferometric testing and alignment of the 0.3-NA MET optic
  170. EUV resist imaging below 50 nm using coherent spatial filtering techniques
  171. Status of EUV micro-exposure capabilities at the ALS using the 0.3-NA MET optic
  172. Recent developments in X-UV optics and X-UV diagnostics
  173. At-Wavelength Interferometry of High-NA Diffraction-Limited EUV Optics
  174. A Synchrotron-Based Fourier-Synthesis Custom-Coherence Illuminator
  175. X ray Wavefront Hartmann Sensor
  176. At-wavelength alignment and testing of the 0.3 NA MET optic
  177. Extreme ultraviolet microexposures at the Advanced Light Source using the 0.3 numerical aperture micro-exposure tool optic
  178. New techniques for the measurement of x-ray beam or x-ray optics quality
  179. Hartmann wave-front measurement at 134 nm with λ_EUV/120 accuracy
  180. EUV interferometry of the 0.3-NA MET optic
  181. Calibration of EUV 2D photoresist simulation parameters for accurate predictive modeling
  182. Effects of radiation-induced carbon contamination on the performance of an EUV lithographic optic
  183. Resist evauation at 50 nm in the EUV using interferometric spatial-frequency-doubled imaging
  184. Static EUV micro-exposures using the ETS Set-2 optics
  185. System and process learning in a full-field, high-power EUVL alpha tool
  186. Fourier-synthesis custom-coherence illuminator for extreme ultraviolet microfield lithography
  187. Preparations for extreme ultraviolet interferometry of the 0.3 numerical aperture Micro Exposure Tool optic
  188. Lithographic characterization of the printability of programmed extreme ultraviolet substrate defects
  189. Printing-based performance analysis of the engineering test stand set-2 optic using a synchrotron exposure station with variable sigma
  190. Fourier transform interferometer alignment method
  191. Honing the accuracy of extreme-ultraviolet optical system testing: at-wavelength and visible-light measurements of the ETS Set-2 projection optic
  192. Lithographic evaluation of the EUV engineering test stand
  193. Performance upgrades in the EUV engineering test stand
  194. Static microfield printing at the Advanced Light Source with the ETS Set-2 optic
  195. Direct measurement of index of refraction in the extreme-ultraviolet wavelength region with a novel interferometer
  196. Testing extreme ultraviolet optics with visible-light and extreme ultraviolet interferometry
  197. Sub-70 nm extreme ultraviolet lithography at the Advanced Light Source static microfield exposure station using the engineering test stand set-2 optic
  198. Soft X-Ray Microscopy and EUV Lithography: An Update on Imaging at 20–40 nm Spatial Resolution
  199. Current Status of the EUV Engineering Test Stand.
  200. <title>Initial results from the EUV engineering test stand</title>
  201. Wave-front measurement errors from restricted concentric subdomains
  202. <title>Adding static printing capabilities to the EUV phase-shifting point diffraction interferometer</title>
  203. <title>Extremely fine-pitch printing with a 10X Schwarzschild optic at extreme-ultraviolet wavelengths</title>
  204. <title>System integration and performance of the EUV engineering test stand</title>
  205. Tolerancing of diffraction-limited Kirkpatrick–Baez synchrotron beamline optics for extreme-ultraviolet metrology
  206. Fourier-transform method of phase-shift determination
  207. Extreme-ultraviolet lensless Fourier-transform holography
  208. At-wavelength characterization of the extreme ultraviolet Engineering Test Stand Set-2 optic
  209. First lithographic results from the extreme ultraviolet Engineering Test Stand
  210. Phase-shifting point-diffraction interferometry at 193 nm
  211. EUV interferometry of a four-mirror ring-field EUV optical system
  212. <title>EUV engineering test stand</title>
  213. <title>EUV holographic aerial image recording</title>
  214. At-wavelength, system-level flare characterization of extreme-ultraviolet optical systems
  215. <title>At-wavelength characterization of DUV-radiation-induced damage in fused silica</title>
  216. Extreme ultraviolet carrier-frequency shearing interferometry of a lithographic four-mirror optical system
  217. Extreme ultraviolet alignment and testing of a four-mirror ring field extreme ultraviolet optical system
  218. Extreme ultraviolet holographic microscopy and its application to extreme ultraviolet mask-blank defect characterization
  219. The EUV phase-shifting point diffraction interferometer
  220. The PS/PDI: A high accuracy development tool for diffraction limited short-wavelength optics
  221. Extreme-ultraviolet phase-shifting point-diffraction interferometer: a wave-front metrology tool with subangstrom reference-wave accuracy
  222. <title>Recent advances in EUV phase-shifting point diffraction interferometry</title>
  223. Direct comparison of EUV and visible-light interferometries
  224. EUV scattering and flare of 10X projection cameras
  225. Sub-100-nm lithographic imaging with an EUV 10X microstepper
  226. Dual-domain point diffraction interferometer
  227. Tunable coherent radiation in the soft X-ray and extreme ultraviolet spectral regions
  228. Testing extreme ultraviolet optical systems at-wavelengthwith sub-angstrom accuracy
  229. Extreme ultraviolet interferometric measurements of diffraction-limited optics
  230. Interferometric at-wavelength flare characterization of extreme ultraviolet optical systems
  231. Phase effects owing to multilayer coatings in a two-mirror extreme-ultraviolet Schwarzschild objective
  232. High-accuracy interferometry of extreme ultraviolet lithographic optical systems
  233. Microassembly technologies for MEMS
  234. Characterization of the accuracy of EUV phase-shifting point diffraction interferometry
  235. At-wavelength interferometry of extreme ultraviolet lithographic optics
  236. Extreme ultraviolet interferometry
  237. At-wavelength interferometry for extreme ultraviolet lithography
  238. Characterization of an EUV Schwarzschild objective using phase-shifting point diffraction interferometry
  239. Phase-shifting point-diffraction interferometry at EUV wavelengths
  240. Phase-shifting point diffraction interferometer
  241. Interferometry using undulator sources (invited, abstract)
  242. Progress towards λ/20 extreme ultraviolet interferometry
  243. At-wavelength testing of optics for EUV
  244. EUV Optical Testing