Results 31 to 40 of about 1,529 (201)

Combining the Pitcher and Lotus Plant: Supericephobic and Superhydrophobic Silicone Films. [PDF]

open access: yesAdv Sci (Weinh)
Based on bench‐top nanomolding of polydimethylsiloxane (PDMS) with optimized silicone oil content, we developed hierarchically structured silicone films by essentially combining the properties of the lotus and pitcher plant; particularly we are able to achieve water contact angle as high as 171° and ice adhesion strength as low as 11.5 kPa (i.e ...
Ng CLW   +4 more
europepmc   +2 more sources

Industrial Nanometrology - Metrology for the next decade [PDF]

open access: yes, 2022
S.111-117Today's Nanometrology can basically be divided into two development lines with two different aims. The first branch is called Research-oriented Nanometrology, the second can be named as Industrial Nanometrology.
Kraus, M., Westkämper, E.
core  

Uncertainty Evaluation for Measurements of Pitch Deviation and Out-of-Flatness of Planar Scale Gratings by a Fizeau Interferometer in Littrow Configuration

open access: yesApplied Sciences, 2018
Form errors of a planar scale grating, such as pitch deviations and out-of-flatness, are major contributors to the final measurement uncertainty of an interferential scanning-type planar encoder.
Xin Xiong   +4 more
doaj   +1 more source

Investigation of Angle Measurement Based on Direct Third Harmonic Generation in Centrosymmetric Crystals

open access: yesApplied Sciences, 2023
This paper proposed angle measurement methods based on direct third harmonic generation (THG) in centrosymmetric crystals. The principles of the intensity-dependent and the wavelength-dependent angle measurement methods were illustrated.
Kuangyi Li   +6 more
doaj   +1 more source

Room-Temperature Multiferroic Liquids: Ferroelectric and Ferromagnetic Order in a Hybrid Nanoparticle-Liquid Crystal System. [PDF]

open access: yesAdv Mater
A hybrid fluid combining ferrimagnetic nanoplatelets and a ferroelectric nematic displays coexisting magnetization and polarisation at room temperature. This self‐assembled multiferroic shows strong magnetoelectric effect and nonlinear optical response, offering a soft, reconfigurable platform for next‐generation sensing, actuation, and photonic ...
Nádasi H   +11 more
europepmc   +2 more sources

European nanometrology infrastructure [PDF]

open access: yes, 2022
Povećanje korištenja nanotehnologija dovelo je do potrebe za uređenjem infrastrukture nanomjeriteljstva i što boljom koordinacijom ljudi, resursa i institucija.
Mitrović, Ivan
core  

Investigation and Improvement of Thermal Stability of a Chromatic Confocal Probe with a Mode-Locked Femtosecond Laser Source

open access: yesApplied Sciences, 2019
An intentional investigation on the thermal stability of a mode-locked femtosecond laser chromatic confocal probe, which is a critical issue for the probe to be applied for long-term displacement measurement or surface profile measurement requiring long ...
Ryo Sato   +4 more
doaj   +1 more source

Lasers for Nanometrology [PDF]

open access: yesLaser Technik Journal, 2012
AbstractOver the last few decades the interest in phenomena on nanoscale or even atomic scale has increased significantly.A prominent, but at the same time very demanding technique is atomic force microscopy (AFM). AFM can reveal surface topographies at atomic resolution or be used to measure small forces in the range of only a few piconewtons.
Anja Krischke   +3 more
openaire   +1 more source

A Second Harmonic Wave Angle Sensor with a Collimated Beam of Femtosecond Laser

open access: yesApplied Sciences, 2022
An optical angle sensor based on the collimated mode-locked femtosecond laser (Fs) beam, in which the angle measurement is carried out by observing the second harmonic wave generated by irradiating the Fs beam towards MgO:LiNbO3 crystal, is proposed. The
Wijayanti Dwi Astuti   +5 more
doaj   +1 more source

A New Optical Configuration for the Surface Encoder with an Expanded Z-Directional Measuring Range

open access: yesSensors, 2022
This paper proposes a new optical configuration for a two-axis surface encoder that can measure the in-plane (X-axis) and out-of-plane (Z-axis) displacements of a positioning stage. The two-axis surface encoder is composed of a scale grating and a sensor
Yifan Hong   +4 more
doaj   +1 more source

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