Results 41 to 50 of about 835,473 (337)

Properties of Zig-zag nickel nanostructures obtained by glad technique [PDF]

open access: yesScience of Sintering, 2016
Zig-zag structure of the nickel thin film has been obtained using Glancing Angle Deposition (GLAD) technique. Glass substrate was positioned 75 degrees with respect to the substrate normal.
Potočnik Jelena   +4 more
doaj   +1 more source

Searching for New Physics Through AMO Precision Measurements

open access: yes, 2012
We briefly review recent experiments in atomic, molecular, and optical physics using precision measurements to search for physics beyond the Standard Model.
Aoyama T   +18 more
core   +1 more source

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

Fine-structure Transitions of Ne+, Ar+, Ne2+, and Ar2+ Induced by Collisions with Atomic Hydrogen

open access: yesThe Astrophysical Journal
We calculate cross sections for fine-structure transitions of Ne ^+ , Ar ^+ , Ne ^2+ , and Ar ^2+ in collisions with atomic hydrogen by using quantum-mechanical methods. Relaxation rate coefficients are calculated for temperatures up to 10,000 K.
Pei-Gen Yan, James F. Babb
doaj   +1 more source

Progress of Jinping Underground laboratory for Nuclear Astrophysics (JUNA)

open access: yesEPJ Web of Conferences, 2016
Jinping Underground lab for Nuclear Astrophysics (JUNA) will take the advantage of the ultralow background in Jinping underground lab, high current accelerator based on an ECR source and highly sensitive detector to study directly a number of crucial ...
Liu WeiPing   +63 more
doaj   +1 more source

Short-Range Charge Transfer in DNA Base Triplets: Real-Time Tracking of Coherent Fluctuation Electron Transfer

open access: yesMolecules, 2023
The short-range charge transfer of DNA base triplets has wide application prospects in bioelectronic devices for identifying DNA bases and clinical diagnostics, and the key to its development is to understand the mechanisms of short-range electron ...
Lixia Zhu   +6 more
doaj   +1 more source

Nuclear Polarizabilities and Logarithmic Sum Rules [PDF]

open access: yes, 1997
The electric polarizability and logarithmic mean-excitation energy are calculated for the deuteron using techniques introduced in atomic physics. These results are then used to improve limits on the atomic-deuterium frequency shift due to nuclear ...
B. Podolsky   +25 more
core   +2 more sources

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

Occupational radiation exposure analysis in industrial radiography in Bangladesh

open access: yesRadiation Medicine and Protection
Objective: To evaluate the workload management and guarantee the technical concerns for an appropriate radiation protection method in non-destructive testing (NDT) industries in Bangladesh. Methods: The radiation exposure for 721 workers was investigated
Mehedi Hassan   +6 more
doaj   +1 more source

Micro-structural characterization of low resistive metallic Ni germanide growth on annealing of Ni-Ge multilayer

open access: yesAIP Advances, 2015
Nickel-Germanides are an important class of metal semiconductor alloys because of their suitability in microelectronics applications. Here we report successful formation and detailed characterization of NiGe metallic alloy phase at the interfaces of a Ni-
Mitali Swain   +6 more
doaj   +1 more source

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