Results 11 to 20 of about 2,215,648 (307)

Understanding the Formation Process of Perovskite Layers Grown by Chemical Vapour Deposition

open access: yesFrontiers in Energy Research, 2022
This work aims at extending the understanding of the formation processes of (Cs0.07FA0.93)PbI3 perovskite layers deposited by a two-step vapour method. In a first step, an inorganic CsI/PbI2 precursor stack is deposited by thermal evaporation (TE).
T. Moser   +8 more
doaj   +1 more source

Single-graded CIGS with narrow bandgap for tandem solar cells

open access: yesScience and Technology of Advanced Materials, 2018
Multi-junction solar cells show the highest photovoltaic energy conversion efficiencies, but the current technologies based on wafers and epitaxial growth of multiple layers are very costly. Therefore, there is a high interest in realizing multi-junction
Thomas Feurer   +7 more
doaj   +1 more source

Investigation of Application-Specific Thin Film Sensor Systems with Wireless Data Transmission System

open access: yesProceedings, 2018
Thin-film-based smart telemetric sensors coated onto the surface of washers were developed for the measurement of normal forces in screw connections for industrial applications.
Eike Meyer-Kornblum   +3 more
doaj   +1 more source

Bulk and surface recombination properties in thin film semiconductors with different surface treatments from time-resolved photoluminescence measurements

open access: yesScientific Reports, 2019
The knowledge of minority carrier lifetime of a semiconductor is important for the assessment of its quality and design of electronic devices. Time-resolved photoluminescence (TRPL) measurements offer the possibility to extract effective lifetimes in the
Thomas P. Weiss   +5 more
doaj   +1 more source

Structural, Optical, and Magnetic Properties of Co Doped CdTe Alloy Powders Prepared by Solid-State Reaction Method

open access: yesAdvances in Condensed Matter Physics, 2013
Co doped CdTe powder samples were prepared by solid-state reaction method. In the present work effect of Co doping on structural, optical, and magnetic properties has been studied.
M. Rigana Begam   +6 more
doaj   +1 more source

Enhanced Energetic Performances Based on Integration with the Al/PTFE Nanolaminates

open access: yesNanoscale Research Letters, 2018
Integrating energetic materials on a chip has received great attention for its widely potential applications in the microscale energy consumption system, including electric initiation device.
Yuxin Zhang   +8 more
doaj   +1 more source

Infrared Properties and Terahertz Wave Modulation of Graphene/MnZn Ferrite/p-Si Heterojunctions

open access: yesNanoscale Research Letters, 2017
MnZn ferrite thin films were deposited on p-Si substrate and used as the dielectric layer in the graphene field effect transistor for infrared and terahertz device applications.
Dainan Zhang   +6 more
doaj   +1 more source

Polysaccharide food matrices for controlling the release, retention and perception of flavours [PDF]

open access: yes, 2018
Polysaccharides have many roles across both the food and pharmaceutics industries. They are commonly used to enhance viscosity, stabilise emulsions and to add bulk to food products.
Cook, Sarah L.   +3 more
core   +1 more source

Masgid Sultan Hassan: Sheikh Said: Adhan Recitation [PDF]

open access: yes, 2010
Sheikh Said demonstrates the adhan on February 1, 2010 at the great Sultan Hassan Mosque in Sayeda Aisha. He has been a muezzin here for 8 years.Video & audio recordings of 6 muezzins reciting the adhan (Muslim call to prayer), with supporting ...
Kipervaser, Anna, LLC, On Look Films
core  

Chitosan/Poly(2-ethyl-2-oxazoline) films with ciprofloxacin for application in vaginal drug delivery [PDF]

open access: yes, 2020
Chitosan (CHI) and chitosan/poly(2-ethyl-2-oxazoline) (CHI/POZ)-based films were prepared by casting from aqueous solutions of polymer blends with different compositions. Ciprofloxacin was used as a model drug in these formulations. The weight, thickness,
Abilova, Guzel K.   +6 more
core   +1 more source

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