Results 61 to 70 of about 1,156,431 (219)

Local Surface Potential Modification of Few‐Layer MoS2 Via Optical Soldering Induced n‐Doping Process

open access: yesAdvanced Materials Interfaces
Local surface potential modification by defect structures in 2D transition metal dichalcogenide (2D‐TMDC) is of particular interest for engineering of their optoelectronic and surface chemical properties.
Daeho Kim   +5 more
doaj   +1 more source

Microstructure, mechanical performance and corrosion properties of base metal solder joints

open access: yesIndian Journal of Dental Research, 2011
Context: Alloys have been considered to be of paramount importance in the field of prosthodontics. Long span prosthesis may often require joining of one or more individual castings to obtain better fit, occlusal harmony and esthetics in comparison to one-
Sujesh Machha   +3 more
doaj   +1 more source

Bioinspired Adaptive Artificial Cilia With Tunable Sensitivity and Dynamic Range for Airflow Monitoring in the Central Airway

open access: yesAdvanced Materials Technologies, EarlyView.
A magnetically reconfigurable airflow sensor integrated with an airway stent enables tunable sensitivity and dynamic sensing range. Airflow‐induced cantilever deformation generates resistance changes, while an external magnetic field modulates sensor stiffness, enhancing sensitivity at low airflow velocities and extending the sensing range at higher ...
Darren Wang   +10 more
wiley   +1 more source

Welding of Prosthetic Alloys / Spawanie Stopów Protetycznych Typu Co-Cr

open access: yesArchives of Metallurgy and Materials, 2015
This paper presents the techniques of joining metal denture elements, used in prosthetic dentistry: the traditional soldering technique with a gas burner and a new technique of welding with a laser beam; the aim of the study was to make a comparative ...
Wojciechowska M.   +2 more
doaj   +1 more source

Process studies on copper laser beam welding over gap by using disc laser at green wavelength

open access: yesJournal of Advanced Joining Processes, 2020
The increasing demand for the substitution of the internal combustion engine vehicles to the battery electric vehicles requires beside battery cells high performance power electronic devices such as power control units (PCU).
W.-S. Chung, A. Olowinsky, A. Gillner
doaj   +1 more source

Differential Tissue‐Coupled Powering for Battery‐Free Injectable Electroceuticals

open access: yesAdvanced Science, EarlyView.
A thread‐like injectable neural stimulator is powered through differential tissue‐coupled powering (DTCP), which harvests RF‐frequency tissue potentials with an elongated receiver while preserving a injectable cross‐section. The system integrates an ASIC, stimulation electrodes, and a portable transmitter, enabling wireless peripheral nerve stimulation,
Han Wu   +13 more
wiley   +1 more source

Photonic flip-chip assembly of InP on TriPleX with laser soldering [PDF]

open access: yes, 2022
We present a photonic flip-chip assembly for a 4 mm × 4.6 mm InP die with 58 electrical connections on a 16 mm × 8 mm TriPleX die by using laser soldering. Two laser soldering schemes are investigated and show reliable contacts with a 6 N shear force: (1)
Khachikyan, Alexander   +9 more
core   +3 more sources

Welding of Prosthetic Alloys

open access: yesArchives of Metallurgy and Materials, 2015
This paper presents the techniques of joining metal denture elements, used in prosthetic dentistry: the traditional soldering technique with a gas burner and a new technique of welding with a laser beam; the aim of the study was to make a comparative ...
Wojciechowska M.   +2 more
doaj   +1 more source

Laser-Based Glass Soldering

open access: yesJournal of Welding and Joining, 2009
최근 산업계의 다양한 분야에서 유리 기판들을 적층하고 부착하는 기술을 활용하고 있으며, 특히 디스플레이 기기 및 염료감응형 태양전지 소자에 활용이 되기 시작하였다. 디스플레이 기기는 통신, 정보, 가전의 모든 전자산업의 약 10%이상의 위상을 차지하고 있는 분야이며 염료감응형 태양전지는 차세대 태양전지로서 건물의 창에 설치가 가능하여 BIPV 소재로서 주목을 받고 있다. 그러나 이들 소자에 있어서 유기물 기반의 재료 사용량이 점차 늘어남에 따라 새로운 유리의 접합접합에 관한 연구가 진행되고 있으며 특히 Frit을 이용한 유리의 접합공정이 각광을 받고 ...
Jeong Suh, Dong-Sig Shin
openaire   +2 more sources

Synergistic Grain Boundary and Phonon Engineering Enables Ultrahigh Thermoelectric Performance in Mg3(Sb, Bi)2‐Based Materials

open access: yesAdvanced Science, EarlyView.
Ta encapsulated melting and Cu doping synergistically engineer grain boundaries and phonon scattering in Mg3(Sb,Bi)2, enabling single‐crystal‐like carrier transport and high thermoelectric performance. ABSTRACT Thermoelectric Mg3(Sb, Bi)2 has emerged as a rising star in virtue of its promising thermoelectric performance and abundant constituent ...
Jingdan Lei   +10 more
wiley   +1 more source

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