Results 81 to 90 of about 69,066 (303)

Binary‐to‐Ternary Reconfigurable Transistors Using Plasma‐Assisted MoS2

open access: yesAdvanced Functional Materials, EarlyView.
A binary‐to‐ternary reconfigurable transistor is demonstrated using a dual‐gated molybdenum disulfide homojunction with localized O2 plasma treatment. The device exhibits on/intermediate and intermediate/off current ratios of 102 and 104, respectively, and the intermediate state is electrically tunable in the ternary mode.
Yeonghyeon Ko   +7 more
wiley   +1 more source

Analysisof the Vibration Reduction Characteristics of Boring Bar with A Variable Mass Dynamic Vibration Absorber

open access: yesJournal of Harbin University of Science and Technology, 2018
In the boring process the boring bar in the cantilever state is used,which reduces stiffness of the boring bar. Vibration is easy to be occurred,and the vibration affects the machining precision and surface quality.
LIU Qiang   +5 more
doaj   +1 more source

Boring Tool.

open access: yes, 1921
Patent for "a boring tool for boring scarred and worn engine cylinders" (lines 14-15) that allows for more customization when ...
Adams, George Reese
core  

Fiber‐reinforced Liquid Metal Composites With Automated Circuit Fabrication for Structurally‐Integrated Power Transfer

open access: yesAdvanced Functional Materials, EarlyView.
Fiber‐reinforced liquid metal composites (FibRe LMCs) are introduced that combine GPa‐scale structural performance with digitally programmable electrical conductivity. Through automated CNC activation, conductive pathways and wireless power transfer circuits are fabricated directly within load‐bearing composites, enabling structurally integrated ...
John Joyce   +5 more
wiley   +1 more source

Description of CNC boring machines

open access: yes, 2009
Object this bachelor's thesis is accomplished recherche boring machine and make description and classification boring machine today’s production. Beginning of this bachelor's thesis is devoted common description of boring, boring machines and basic ...
Křivohlávek, Pavel
core  

Spin Dynamics in the van der Waals Ferromagnet CrTe2 Engineered by Niobium Doping

open access: yesAdvanced Functional Materials, EarlyView.
Spin‐dynamic magnetic properties of van der Waals (vdW) ferromagnet 1T‐CrTe2 are tuned via niobium (Nb) as Cr1‐xNbxTe2 (x = 0–0.2). Nb doping enables wide‐band tuning of the resonance frequency from 40 GHz down to the few‐GHz regime, accompanied by a moderate increase in the Gilbert damping from ∼0.066 to ∼0.14.
Dhan Raj Lawati   +16 more
wiley   +1 more source

“you just look at rocks, and have beards” Perceptions of Geology From the United Kingdom: A Qualitative Analysis From an Online Survey

open access: yesEarth Science, Systems and Society
In the last few decades, Geology courses, particularly in the Global North, have seen a decline in student enrolment. Geologists have linked this downturn to a lack of exposure to the subject at school and college level. This work seeks to understand the
Steven L. Rogers   +6 more
doaj   +1 more source

Design of precise boring head

open access: yes, 2019
The bachelor thesis describes the design of precision boring head. In the first part of the research, the issue of boring, boring machines, boring tools and their construction and function is solved.
Janoštík, Radek
core  

Domain Engineering and Anisotropic Domain‐Wall Photovoltaic Effects in Ferroelectric SnS

open access: yesAdvanced Functional Materials, EarlyView.
The bulk photovoltaic effect at domain walls in the in‐plane ferroelectric 2D semiconductor SnS is investigated using periodic domain structures. Unlike conventional oxide ferroelectrics, domain walls of SnS do not contribute to photocurrent generation perpendicular to the domain walls.
Ryo Nanae   +17 more
wiley   +1 more source

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