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Mid-infrared InAs/InP quantum-dot lasers - Light: Science & Applications
1+ hour, 54+ min ago (1815+ words) a PL spectra of single-layer InAs/InP QDs with various InAs thicknesses from 5.5 to 8.5ML at RT. b Summary of central peak emission wavelength, FWHM, and integrated PL intensity of InAs/InP QDs as a function of InAs thickness a V…...
Compact high-resolution FBG strain interrogator based on laser-written 3D scattering structure in flat optical fiber
1+ day, 11+ hour ago (1020+ words) The data that support the findings of this study are available from the corresponding author upon reasonable request. Othonos, A. Fiber Bragg gratings. Rev. Sci. Instrum. 68, 43094341 (1997). Othonos, A., Kalli, K. & Kohnke, G. E. Fiber Bragg gratings: fundamentals and applications in telecommunications and sensing. Phys. Today…...
Flexible two-dimensional neural sensors
2+ day, 22+ hour ago (117+ words) Nature Materials (2026)Cite this article Two-dimensional molybdenum disulfide arrays fabricated at wafer scale directly on a flexible substrate create large arrays of dual transistor devices for high sensitivity and multiplexed neural monitoring. Someya, T., Bao, Z. & Malliaras, G. G. Nature 540, 379385 (2016). Jeong, J. W. et al. Neuron…...
Encoding and manipulating ultrafast coherent valleytronic information with lightwaves
3+ day, 3+ hour ago (940+ words) Waldrop, M. M. The chips are down for Moore's law. Nature 530, 144147 (2016). Ye, Z., Sun, D. & Heinz, T. F. Optical manipulation of valley pseudospin. Nat. Phys. 13, 2629 (2017). Langer, F. et al. Lightwave valleytronics in a monolayer of tungsten diselenide. Nature 557, 7680 (2018). Boolakee, T. et al. Light-field control of real and virtual…...
doi:10.1038/d41586-025-04112-2
3+ day, 3+ hour ago (484+ words) What is a chatbot's earliest memory? Or biggest fear? Researchers who put major artificial-intelligence models through four weeks of psychoanalysis got haunting answers to these questions, from "childhoods" spent absorbing bewildering amounts of information to "abuse" at the hands of…...
Sub-picojoule-per-bit volitional neuromorphic devices for precise targeting and tracking
3+ day, 3+ hour ago (894+ words) Materials: Heavily p-doped Si substrates coated with SiO2 layer (90nm) were purchased from Corning Inc. The MoSe2, h-BN and MoS2 were supplied by MaiTa Corp. (Nanjing, China). Acetone (IPA, anhydrous, 99.5%), isopropanol (anhydrous, 99.5%), ethanol (anhydrous, 99.9%) were purchased from Aladdin. Krenn, M. et al. On scientific understanding…...
Proximal sound printing: direct 3D printing of microstructures on polymers
4+ day, 3+ hour ago (1731+ words) Different internal structures of produced parts result in a range of properties, from optically fully transparent to opaque. The resulting opacity is influenced by the inherent porous structure of the printed part, which is controllable by adjusting the PSP input…...
Electro-driven direct lithium extraction from geothermal brines to generate battery-grade lithium hydroxide
4+ day, 17+ hour ago (1621+ words) A electro membrane or electrodialysis or B Electrosorption or electrochemical ion pumping. CEM and AEM represent cation exchange membrane and anion exchange membrane, respectively. The capacitive response caused by the voltage application across the electrodes results in increased lithium surface…...
Achieving high precision in analog in-memory computing systems - npj Unconventional Computing
5+ day, 3+ hour ago (1649+ words) a Prototypical von Neumann architecture, where memory and processing units are physically separated and interconnected by a data bus. b IMC core, where computation happens directly within the embedded nonvolatile memory array. c IMC processor, composed of several IMC cores…...
doi:10.1038/s41586-025-09889-w
5+ day, 3+ hour ago (744+ words) The data presented in the main text are available from Zenodo57. All other data are available from the corresponding authors upon request. The codes used in the study are available from the corresponding authors upon request. Bauters, J. F. et al. Planar waveguides…...