Results 21 to 30 of about 5,282,744 (302)

Ultra-Stable Molecular Sensors by Sub-Micron Referencing and Why They Should Be Interrogated by Optical Diffraction—Part I. The Concept of a Spatial Affinity Lock-in Amplifier

open access: yesSensors, 2021
Label-free optical biosensors, such as surface plasmon resonance, are sensitive and well-established for the characterization of molecular interactions.
Andreas Frutiger   +2 more
doaj   +1 more source

Lock-Free Parallel Garbage Collection [PDF]

open access: yes, 2005
This paper presents a lock-free parallel algorithm for garbage collection in a realistic model using synchronization primitives offered by machine architectures. Mutators and collectors can simultaneously operate on the data structure. In particular no strict alternation between usage and cleaning up is necessary, contrary to what is common in most ...
Gao, H., Groote, J.F., Hesselink, W.H.
openaire   +2 more sources

Wide-Bandwidth and High-Sensitivity Measurement Technique of Intrinsic Modulation Response of Semiconductor Lasers

open access: yesIEEE Photonics Journal, 2023
We propose and demonstrate a measurement technique of the intrinsic modulation responses of semiconductor lasers with high sensitivity in a wide modulation frequency range.
Nobuhide Yokota   +2 more
doaj   +1 more source

Snapshot-free, transparent, and robust memory reclamation for lock-free data structures [PDF]

open access: yesACM-SIGPLAN Symposium on Programming Language Design and Implementation, 2019
We present a family of safe memory reclamation schemes, Hyaline, which are fast, scalable, and transparent to the underlying lock-free data structures.
R. Nikolaev, B. Ravindran
semanticscholar   +1 more source

Efficient lock-free binary search trees [PDF]

open access: yesProceedings of the 2014 ACM symposium on Principles of distributed computing, 2014
15 pages, 3 figures, submitted to ...
Chatterjee, Bapi   +2 more
openaire   +2 more sources

Nanosecond-resolution photothermal dynamic imaging via MHZ digitization and match filtering

open access: yesNature Communications, 2021
Photothermal microscopy is limited for imaging of thermal dynamics. Here, the authors introduce a lock-in free, mid-infrared photothermal dynamic imaging system, which significantly increases SNR and imaging speed, and demonstrate metabolism analysis at ...
Jiaze Yin   +7 more
doaj   +1 more source

Narrow-Linewidth 852-nm DBR-LD with Self-Injection Lock Based on High-Finesse Optical Cavity Filtering

open access: yesPhotonics, 2023
Narrow-linewidth lasers have a high spectral purity, long coherent length, and low phase noise, so they have important applications in atomic clocks, precision measurement, and quantum computing. We inject a transmitted laser from a narrow-linewidth (∼15
Lili Hao   +4 more
doaj   +1 more source

LFthreads: A Lock-Free Thread Library [PDF]

open access: yesACM SIGARCH Computer Architecture News, 2008
This extended abstract presents LFTHREADS, a thread library entirely based on lock-free methods, i.e. no spinlocks or similar synchronization mechanisms are employed in the implementation of the multithreading. Since lockfreedom is highly desirable in multiprocessors/multicores due to its advantages in parallelism, fault-tolerance, convoy-avoidance and
Gidenstam, A., Papatriantafilou, M.
openaire   +3 more sources

High-sensitivity multi-channel DPSK system with real-time phase lock controller for free-space optical communication

open access: yesFrontiers in Physics, 2022
To overcome the power jitters in satellite-to-ground communications caused by atmospheric turbulence, a type of DPSK free-space communication system, assisted by a self-designed real-time phase lock controller, has been established.
Duorui Gao   +11 more
doaj   +1 more source

LOCK-FREE MULTITHREADED SEMI-GLOBAL MATCHING WITH AN ARBITRARY NUMBER OF PATH DIRECTIONS [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
This paper describes an efficient implementation of the semi-global matching (SGM) algorithm on multi-core processors that allows a nearly arbitrary number of path directions for the cost aggregation stage.
D. Frommholz
doaj   +1 more source

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