Results 201 to 210 of about 2,136,561 (347)

“Green” Aqueous Synthesis, Structural, and Optical Properties of Quaternary Cu2ZnSnS4 and Cu2NiSnS4 Nanocrystals

open access: yesphysica status solidi (b), EarlyView.
Novel Cu–Ni–Sn–S nanocrystals (NCs) stabilized with thioglycolic acid are synthesized in aqueous solutions. The structural and optical properties of Cu–Ni–Sn–S NCs are examined in colloidal solutions and thin films and compared to those of Cu–Zn–Sn–S NCs. The absorption coefficient is α > 104 cm−1 at 400 nm with an estimated Eg≈2.2 eV.
Oleksandra Ivakhno‐Tsehelnyk   +4 more
wiley   +1 more source

Intensity corrections for grazing-incidence X-ray diffraction of thin films using static area detectors. [PDF]

open access: yesJ Appl Crystallogr
Gasser F   +5 more
europepmc   +1 more source

Bulk Single Crystals and Physical Properties of Rutile GeO2 for High‐Power Electronics and Deep‐Ultraviolet Optoelectronics

open access: yesphysica status solidi (b), EarlyView.
Bulk rutile GeO2 single crystals of 5–15 mm in diameter are grown by the top‐seeded solution growth. Among different dopants, Sb5+ is a very efficient n‐type donor enabling free electron concentrations above 1020 cm−3. Prepared wafers show full width at half maximum values of rocking curves below 30 arcsec and root mean square roughness of 0.15 nm. The
Zbigniew Galazka   +17 more
wiley   +1 more source

Large-angle Lorentz Four-dimensional scanning transmission electron microscopy for simultaneous local magnetization, strain and structure mapping. [PDF]

open access: yesNat Commun
Kang S   +9 more
europepmc   +1 more source

Ultrafast Exciton and Charge Carrier Dynamics in Monolayer MoS2 Measured with Time‐Resolved Spectroscopic Ellipsometry

open access: yesphysica status solidi (b), EarlyView.
Monolayer MoS2$\left(\text{MoS}\right)_{2}$ is measured with time‐resolved spectroscopic ellipsometry to measure the transient dielectric function. The transient dielectric function is then compared with the band structure of MoS2$\left(\text{MoS}\right)_{2}$ to draw conclusions regarding the exciton and charge carrier dynamics.
Lucas Krätschmer   +16 more
wiley   +1 more source

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