Results 51 to 60 of about 11,701 (225)

Laser applications in thin-film photovoltaics [PDF]

open access: yes, 2018
We review laser applications in thin-film photovoltaics (thin-film Si, CdTe, and Cu(In,Ga)Se2 solar cells). Lasers are applied in this growing field to manufacture modules, to monitor Si deposition processes, and to characterize opto-electrical ...
Ballif, C.   +4 more
core  

Digital equalization of time-delay array receivers on coherent laser communications [PDF]

open access: yes, 2017
© [2017 Optical Society of America.]. One print or electronic copy may be made for personal use only. Systematic reproduction and distribution, duplication of any material in this paper for a fee or for commercial purposes, or modifications of the ...
Belmonte Molina, Aniceto
core   +2 more sources

An Atomic‐Level Bimetallic MOF Platform Overcoming the Stability‐Performance Tradeoff for Laser Propulsion

open access: yesAdvanced Materials, EarlyView.
This work introduces an atomic‐level engineered bimetallic MOF Platform that resolves the inherent trade‐off between environmental stability and propulsion efficiency. By integrating robust Fe‐O bonds for hydrolysis resistance and enabling d‐orbital charge transfer (Fe3+→Cu2+) for enhanced photothermal conversion, the design achieves a highly durable ...
Senlin Rao   +3 more
wiley   +1 more source

Stealth dicing strategy for fabricating the cleavage mirror facets of semiconductor laser

open access: yesMaterials & Design
We investigated the formation of cavity mirror facets of GaN-based laser diodes (LDs) using laser stealth dicing (SD) approach in skip-and-scribing mode and compared it with traditional diamond-tip edge-scribing method.
Menglai Lei   +9 more
doaj   +1 more source

Obtaining a Relationship Between Process Parameters and Fracture Characteristics for Hybrid CO2 Laser∕Waterjet Machining of Ceramics [PDF]

open access: yes, 2009
A combined experimental and analytical approach is undertaken to identify the relationship between process parameters and fracture behavior in the cutting of a 1mm thick alumina samples by a hybrid CO2 laser∕waterjet (LWJ) manufacturing process.
Kalyanasundaram, Dinesh   +3 more
core   +2 more sources

Rigorous derivation of the triple scattering signal from single-atom responses

open access: yes, 2012
We study coherent backscattering of intense laser light from three immobile two-level atoms using the master equation approach. The master equation is solved analytically, and the triple scattering spectrum is expressed in quadratures.
Shatokhin, Vyacheslav, Wellens, Thomas
core   +1 more source

Advances in Solid‐Phase Processing Techniques: Innovations, Applications, and Future Perspectives

open access: yesAdvanced Materials Technologies, EarlyView.
Based on practical manufacturing challenges, this review examines advanced solid‐phase processing techniques that overcome the inherent limitations of conventional melting‐based and traditional solid‐phase manufacturing, enabling the production of higher‐performance components at reduced cost through process innovation and improved supply‐chain ...
Tianhao Wang
wiley   +1 more source

Genesis : the search for origins : the curation and contamination control of returned solar wind samples [PDF]

open access: yes, 2005
Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Materials Science and Engineering, 2005.Includes bibliographical references (leaves 61-62).The purpose of the studies carried out in this thesis was to aid in the curation of samples of solar
Jackson, Benjamin K
core  

Ultrafast Transient Dynamics of Adsorbates on Surfaces Deciphered: The Case of CO on Cu(100)

open access: yes, 2019
Time-resolved vibrational spectroscopy constitutes an invaluable experimental tool for monitoring hot-carrier induced surface reactions. However, the absence of a full understanding on the precise microscopic mechanisms causing the transient spectral ...
Alducin, M.   +3 more
core   +1 more source

A plasma solenoid driven by an Orbital Angular Momentum laser beam [PDF]

open access: yes, 2018
A tens of Tesla quasi-static axial magnetic field can be produced in the interaction of a short intense laser beam carrying an Orbital Angular Momentum with an underdense plasma.
Korneev, Ph.   +3 more
core   +2 more sources

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