Results 81 to 90 of about 26,586 (117)

Unifying frequency metrology across microwave, optical, and free-electron domains. [PDF]

Nat Commun
Yang Y, Cattaneo P, Raja AS, Weaver B, Wang RN, Sapozhnik A, Carbone F, LaGrange T, Kippenberg TJ.   +8 more
europepmc   +1 more source

Unprecedented accuracy in molecular line-intensity ratios from frequency-based measurements. [PDF]

Sci Adv
Li JK, Wang J, Yin RH, Huang Q, Tan Y, Hu CL, Sun YR, Polyansky OL, Zobov NF, Lebedev EI, Stosch R, Tennyson J, Li G, Hu SM.   +13 more
europepmc   +1 more source

Entanglement-enhanced quantum lock-in detection achieving Heisenberg scaling. [PDF]

Nat Commun
Zhang JW, Zhuang M, Wang B, Yuan WF, Li JC, Ding GY, Ding WQ, Chen L, Chen SJ, Zhou F, Lee C, Feng M.   +11 more
europepmc   +1 more source

Double-chirped mirrors expand the bandwidth of infrared frequency combs. [PDF]

Light Sci Appl
Khurgin JB.
europepmc   +1 more source

Nonclassical correlations in binary Bose-Einstein condensates: from double-well confinement to twin Schrödinger cat states. [PDF]

Sci Rep
Jogania J, Nath A, Bera J.
europepmc   +1 more source

Development and characterization of a portable graphite calorimeter system as a primary standard of absorbed dose to water. [PDF]

Rep Pract Oncol Radiother
Niedziałek W, Wołowiec P, Tulik P, Stemplowska J, Buliński K.   +4 more
europepmc   +1 more source

An Improved SM2 Digital Signature Algorithm with High-Precision Timestamps for Trusted Metrological Data. [PDF]

Sensors (Basel)
Cao Z, Gao B, Xiong X, Liu Z.
europepmc   +1 more source

Polarization-Multiplexed Metalens Enables Switchable and Compact Chromatic Confocal Sensing with Dual-Mode Precision Control. [PDF]

Adv Sci (Weinh)
Zhao Z, Jiang Y, Lai T, Peng W, Hu Y, Chen S.   +5 more
europepmc   +1 more source

AI-Powered Next-Generation Technology for Semiconductor Optical Metrology: A Review. [PDF]

Micromachines (Basel)
Xu W, Zhang H, Ji L, Li Z.
europepmc   +1 more source

Impact of disease burden on VO₂max, physical performance and frailty in ankylosing spondylitis: a comparative cross-sectional study. [PDF]

BMJ Open
Tariq A, Ammar M, Saad A, Zadeh SAM.
europepmc   +1 more source