Results 151 to 160 of about 4,408,546 (246)

Mechanical Properties and Testing Strategies for Two‐Photon Lithography: A Review of Current Practices and Emerging Challenges

open access: yesLaser &Photonics Reviews, Volume 20, Issue 17, 3 September 2026.
Two‐photon lithography enables the fabrication of complex 3D microstructures with tunable mechanical properties spanning from soft hydrogels to rigid hybrid networks. This review summarizes how material composition, printing parameters, and post‐processing govern stiffness and viscoelasticity, highlighting advanced characterization methods and emerging
Dalila Fontana   +6 more
wiley   +1 more source

Mitochondrial DNA in Tumor Evolution and Heterogeneity: Characteristics, Technological Advances, Applications and Challenges

open access: yesMedComm – Oncology, Volume 5, Issue 3, September 2026.
This review highlights mitochondrial DNA (mtDNA) somatic mutations as an emerging and potent endogenous lineage marker, offering distinct advantages over traditional nuclear genomic (nDNA) approaches. Lineage tracing based on mtDNA mutations has matured into an indispensable tool, providing unprecedented insights into tumor biology and holding ...
Zifeng Ruan   +4 more
wiley   +1 more source

Pinwheels in symplectic rational and ruled surfaces and non‐squeezing of rational homology balls

open access: yesJournal of Topology, Volume 19, Issue 3, September 2026.
Abstract We use almost toric fibrations and the symplectic rational blow‐up to determine when certain Lagrangian pinwheels, which we call liminal, embed in symplectic rational and ruled surfaces. The case of L2,1$L_{2,1}$‐pinwheels, namely Lagrangian RP2s$\mathbb {R}P^2{\rm s}$, answers a question of Kronheimer in the negative, exhibiting a symplectic ...
Nikolas Adaloglou, Johannes Hauber
wiley   +1 more source

Homeomorphism Fuzzy Functions on the Fuzzy Topological space ((X,I),T).

open access: yes
Based on the fuzzy space (X,I), we define the homeomorphism fuzzy function on the fuzzy topological space ((X,I),T) with theorems.
Ibrahim Jawarneh
core   +1 more source

Large‐Aperture, WFOV Broadband Achromatic Metalens Enabled by Forward Mapping Optimization and Hybrid Algorithmic Framework

open access: yesNanophotonics, Volume 15, Issue 15, 13 August 2026.
A novel large aperture metalens design strategy achieves broadband achromatic imaging across the visible spectrum (400–680 nm) with a 100° field of view. By incorporating forward mapping optimization and a hybrid algorithm framework, this approach overcomes the limit between aperture size, field of view, and chromatic aberration correction, providing a
Zongyuan Chen   +6 more
wiley   +1 more source

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