All Stories

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