News

CXRO's Qi Zhang wins FY26 Early Career LDRD
Dr. Qi Zhang was awarded an early career LDRD for her proposal titled "Manipulating materials and their properties within confined geometry using advanced nanofabrication methodologies."

Expert Interview: Bruno La Fontaine on Chip Manufacturing Advances at the ALS
In this 7-minute audio interview, listen as Bruno La Fontaine, director of the Center for X-Ray Optics (CXRO), discusses how scientists at CXRO and the Advanced Light Source helped pioneer a revolutionary approach to making microchips called extreme ultraviolet lithography.

MET team spotlight in lab Microelectronics article: Article Microelectronics Compute This: Six Ways Berkeley Lab is Shaping the Future of Microelectronics
The CXRO Microfield Exposure Tool (MET5) team was recently featured in lab Microelectronics article: Article Microelectronics Compute This: Six Ways Berkeley Lab is Shaping the Future of Microelectronics
Publications
903 publications
2026
Binary pseudo-random array standard for extreme ultraviolet lithography tool characterization
Benk, M.P., Yamada, K., Chao, W.L., Lacey, I., Yashchuk, V., Fontaine, B.L., Takacs, P., Rochester, S., & Munechika, K.
Optical Engineering, 65(01), (2026)
Journal Article
2025
Bismuth-oxo Clusters for Next Generation Extreme Ultraviolet Light Photolithography
MacKenzie, H.K., LaPierre, E.A., Zhang, Q., Kostko, O., Young, H.K.S., & Manners, I.
Chemistry of Materials, 37(22), 9116-9123, (2025)
Journal ArticleDemonstration of a dual-beam zone plate for phase-contrast coherent soft x-ray imaging
He, W., Islegen-Wojdyla, A., Ditter, A., Basak, R., Chao, W., Burdet, N., Chong, X., Gu, C., Frañó, A., Roy, S., Schöll, A., Шапиро, Д.А., & Goldberg, K.A.
25, (2025)
Journal ArticleJacob, L., Han, H., Im, M., & Pollard, S.
Applied Physics Letters, 126(16), (2025)
Journal ArticleThan, L.V., D’Acunto, G., Harake, M., Im, H., Kostko, O., & Bent, S.F.
ACS Applied Materials & Interfaces, 17(40), 56477-56490, (2025)
Journal ArticleEnhanced EUV mask imaging using Fourier ptychographic microscopy
Gu, C., Islegen-Wojdyla, A., Benk, M.P., Goldberg, K.A., & Waller, L.
40, (2025)
Journal ArticleWaltz, K.E., Zhou, X., Krull, X., Singh, S., Mattson, E.C., Miao, Y., Hettermann, M., Grodt, T., Zhang, Q., Im, H., Lüttgenau, B., Doyle, L., Kraetz, A., Beutner, M., Clendenning, S.B., Fairbrother, D.H., Hupp, J.T., Naulleau, P., Rooney, L.W., Kostko, O., et al.
Chemistry of Materials, 37(21), 8548-8567, (2025)
Journal ArticleWaltz, K.E., Zhou, X., Krull, X., Singh, S., Mattson, E.C., Miao, Y., Hettermann, M., Grodt, T., Zhang, Q., Im, H., Lüttgenau, B., Doyle, L., Kraetz, A., Beutner, M., Clendenning, S.B., Fairbrother, D.H., Hupp, J.T., Naulleau, P., Rooney, L.W., Kostko, O., et al.
(2025)
PreprintVoronov, D.L., Park, S., Huang, L., Islegen-Wojdyla, A., Gullikson, E.M., Padmore, H.A., Wang, T., & Idir, M.
Journal of Synchrotron Radiation, 32(5), 1194-1200, (2025)
Journal ArticleFull-size lamellar grating for the cosmic beamline at ALS-U
Park, S., Gullikson, E.M., Voronov, D.L., & Padmore, H.A.
29, (2025)
Journal ArticleLüttgenau, B., Arata, C., Im, H., Mueller, M., Oh, D., Kostko, O., McHale, L., Rella, C.W., Hoffnagle, J.A., & Houle, F.A.
62, (2025)
Journal ArticleLüttgenau, B., Arata, C., Im, H., Mueller, M., Oh, D., Kostko, O., McHale, L., Rella, C.W., Hoffnagle, J.A., & Houle, F.A.
Journal of Micro/Nanopatterning Materials and Metrology, 24(03), (2025)
Journal ArticleHybrid chemical characterization of latent images in EUV resist with 12 nm half-pitch features
O’Reilly, P., Yu, B., Holcomb, W., Sumitro, A., Ruiz, R., Fontaine, B.L., Wang, C., McQuade, L., Bhattacharya, M., Castellanos, S., Park, S., & Zhang, Q.
Journal of Micro/Nanopatterning Materials and Metrology, 24(02), (2025)
Journal ArticleHoule, F.A., Hinsberg, W.D., Milton, J., Zhang, Q., Wang, C., & Blau, S.M.
ACS Applied Polymer Materials, 8(1), 361-369, (2025)
Journal ArticleHoule, F.A., Hinsberg, W.D., Milton, J., Zhang, Q., Wang, C., & Blau, S.M.
(2025)
Journal ArticleMask-side Hyper-NA EUV imaging on the SHARP microscope
Benk, M.P., Miyakawa, R., Chao, W., & Fontaine, B.L.
Journal of Micro/Nanopatterning Materials and Metrology, 24(01), (2025)
Journal ArticleMultimodal correlative study of Hall transport and magnetic phases in Fe/Gd multilayer systems
Saleheen, A.U., Singh, A., Raftrey, D., Brozius, M.A., McCarter, M.R., Tumbleson, R., Im, M., Montoya, S., Fullerton, E.E., Fischer, P., Kevan, S.D., Roy, S., & Morley, S.A.
Applied Physics Letters, 126(14), (2025)
Journal ArticleNavigating the research landscape for hyper-NA EUV lithography and future patterning technologies
Fontaine, B.L., Rekawa, S., Miyakawa, R., Holcomb, W., Benk, M.P., Kostko, O., Wang, C., Zhang, Q., Gullikson, E.M., Chao, W., Im, M., Zaytsev, D., Houle, F.A., Helms, B.A., Nealey, P.F., Ober, C.K., & Ruiz, R.
48, (2025)
Journal ArticleKomarova, K., Gelfand, N., Remacle, F., Levine, R.D., Chakraborty, S., Jackson, T.L., Kostko, O., & Thiemens, M.H.
Proceedings of the National Academy of Sciences, 122(29), e2511172122, (2025)
Journal ArticleMiao, Y., Zheng, S., Waltz, K.E., Ahmad, M., Zhou, X., Zhou, Y., Wang, H., Boscoboinik, J.A., Liu, Q., Agrawal, K.V., Kostko, O., Zhuang, L., & Tsapatsis, M.
Nature Chemical Engineering, (2025)
Journal ArticleSensitive dependence on initial conditions in a formation of magnetic vortices
Jeong, S., Kang, M., Jung, D., Yu, Y., Im, M., Han, H., & Lee, K.
Applied Physics Letters, 127(4), (2025)
Journal ArticleSpin-on deposition of amorphous zeolitic imidazolate framework films for lithography applications
Miao, Y., Zheng, S., Waltz, K.E., Ahmad, M., Zhou, X., Zhou, Y., Wang, H., Boscoboinik, J.A., Liu, Q., Agrawal, K.V., Kostko, O., Zhuang, L., & Tsapatsis, M.
Nature Chemical Engineering, 2(9), 594-607, (2025)
Journal ArticleSustaining EUV materials innovation: source upgrade and status update from the Berkeley MET5
Miyakawa, R., Holcomb, W., Zaytsev, D., Rekawa, S., & LaFontaine, B.
34, (2025)
Journal ArticleXue, Y., Zuo, Q., Zhu, Q., Li, Y., Deng, Z., Zhang, Z., Yang, Z., Wang, C., Zhang, R., Liu, X., Zhong, J., Zhong, W., Ying, L., & Cai, W.
Laser & Photonics Review, 20(1), (2025)
Journal ArticleLee, J., Gu, J., Kim, W.G., Lee, J., Chao, W., Lee, K., Qiu, Z.Q., Im, M., & Han, H.
Advanced Functional Materials, (2025)
Journal ArticleSmith, K., Barthel, A., Conlon, L.M., Roekel, L.V., Bartoletti, A., Golaz, J., Zhang, C., Begeman, C., Benedict, J.J., Bisht, G., Feng, Y., Hannah, W.M., Harrop, B.E., Jeffery, N., Lin, W., Ma, P., Maltrud, M., Petersen, M., Singh, B., Tang, Q., et al.
Geoscientific model development, 18(5), 1613-1633, (2025)
Journal ArticleTopological excitonic insulator with tunable momentum order
Hossain, M.S., Cheng, Z., Jiang, Y., Cochran, T.A., Zhang, S., Wu, H., Liu, X., Zheng, X., Cheng, G., Kim, B., Zhang, Q., Litskevich, M., Zhang, J., Liu, J., Yin, J., Yáng, X., Denlinger, J.D., Tallarida, M., Dai, J., Vescovo, E., et al.
Nature Physics, 21(8), 1250-1259, (2025)
Journal ArticleUnderstanding the role of underlayers in enhancing EUV resist sensitivity
Im, H., McAfee, T., Zhang, Q., Naulleau, P., Fontaine, B.L., & Kostko, O.
41, (2025)
Journal Article
2024
A Three‐in‐One Hybrid Strategy for High‐Performance Semiconducting Polymers Processed from Anisole
Liu, C., Liang, H., Xie, R., Zhou, Q., Qi, M., Yang, C., Gu, X., Wang, Y., Zhang, G., Li, J., Gong, X., Chen, J., Zhang, L., Zhang, Z., Ge, X., Wang, Y., Chen, Y., Liu, Y., & Liu, X.
Advanced Science, 11(25), e2401345, (2024)
Journal ArticleDaniely, A., Wannenmacher, A., Levy, N., Sheffer, O., Joseph, E., Kostko, O., Ahmed, M., & Stein, T.
The Journal of Physical Chemistry A, 128(31), 6392-6401, (2024)
Journal ArticleAdvanced processes in metal-oxide resists for high-NA EUV lithography
Dinh, C.Q., Nagahara, S., Cho, K., Tomori, H., Kuwahara, Y., Onitsuka, T., Okada, S., Kawakami, S., Hara, A., Fujimoto, S., Muramatsu, M., Tsuzuki, R., Liu, X., Thiam, A., Feurprier, Y., Nafus, K., Carcasi, M., Huli, L., Kato, K., Krawicz, A., et al.
4, (2024)
Journal ArticleShrivastava, M., Zhang, J., Zaveri, R.A., Zhao, B., Pierce, J.R., O’Donnell, S.E., Fast, J.D., Gaudet, B., Shilling, J.E., Zelenyuk, A., Murphy, B.N., Pye, H.O.T., Zhang, Q., Trousdell, J., & Zhang, R.
Journal of Geophysical Research Atmospheres, 129(21), e2024JD041212, (2024)
Journal ArticleAre sodiation/de-sodiation reactions reversible in two-dimensional metallic NbSe<sub>2</sub>?
Liu, Z., Wang, R., Zhang, P., Dun, C., Urban, J.J., Yang, S., Wang, T., Ma, Y., Zhong, Y., He, J., Zhu, Z., Xiong, X., Fan, W., Zhou, Q., Yang, H., Cheng, X., Wang, F., Huang, Y., & Wu, Y.
Energy & Environmental Science, 17(6), 2173-2181, (2024)
Journal ArticleAtomic dynamics of electrified solid–liquid interfaces in liquid-cell TEM
Zhang, Q., Song, Z., Sun, X., Liu, Y., Wan, J., Betzler, S.B., Zheng, Q., Shangguan, J., Bustillo, K.C., Ercius, P., Narang, P., Huang, Y., & Zheng, H.
Nature, 630(8017), 643-647, (2024)
Journal ArticleMunechika, K., Rochester, S., Chao, W., Lacey, I., Piña-Hernandez, C., Yamada, K., Biskach, M.P., Takacs, P.Z., Griesmann, U., & Yashchuk, V.V.
4, (2024)
Journal ArticleMunechika, K., Yamada, K., Rochester, S., Barnard, H., Chao, W., Lacey, I., Piña-Hernandez, C., Takacs, P.Z., & Yashchuk, V.V.
13, (2024)
Journal ArticleZhang, Q., Chao, W., Holcomb, W., Miyakawa, R., Kumar, D., Ruiz, R., Neureuther, A.R., Naulleau, P., & Wang, C.
9, (2024)
Journal ArticleZhang, Q., Andrle, A., Chao, W., Peng, Z., Holcomb, W., Miyakawa, R., Kumar, D., Hexemer, A., Naulleau, P., Fontaine, B.L., Ruiz, R., & Wang, C.
Journal of Micro/Nanopatterning Materials and Metrology, 23(04), (2024)
Journal ArticleControl of a twisted domain wall motion supported by topology
Kim, S.T., Han, H., Im, M., & Je, S.
Journal of Applied Physics, 135(10), (2024)
Journal ArticleLiu, S.Y., Iwamoto, Y., Mashiko, H., Ichimaru, S., Hatayama, M., Gullikson, E.M., Mizuno, T., Kurihara, T., Itatani, J., & Takenaka, H.
Applied Optics, 63(17), 4522, (2024)
Journal Article