All Stories

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