Results 61 to 70 of about 284,732 (318)

Stacking-dependent band gap and quantum transport in trilayer graphene [PDF]

open access: yes, 2011
Graphene is an extraordinary two-dimensional (2D) system with chiral charge carriers and fascinating electronic, mechanical and thermal properties. In multilayer graphene, stacking order provides an important yet rarely explored degree of freedom for ...
M. Bockrath   +27 more
core   +1 more source

New Ultrawide-Band-Gap Perovskite Materials

open access: yes, 2023
Perovskite materials offer a promising pathway for advancing future optoelectronic devices including light-emitting diodes (LEDs), lasers, and solar cells.
Chung Chi Yang (16799129)   +3 more
core   +1 more source

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

Impact of ferroelectric polarization dynamics on thermal reliability in Ferro-FinFETs

open access: yesDiscover Nano
This paper systematically investigates the thermal failure mechanisms of 14 nm Ferro-FinFETs using the TCAD tools, incorporating both Preisach and thermodynamic models.
Wenxuan Ma   +8 more
doaj   +1 more source

High Mobility Ge pMOSFETs with ZrO2 Dielectric: Impacts of Post Annealing

open access: yesNanoscale Research Letters, 2019
This paper investigates the impacts of post metal annealing (PMA) and post deposition annealing (PDA) on the electrical performance of Ge p-type metal-oxide-semiconductor field-effect transistors (pMOSFETs) with ZrO2 dielectric.
Huan Liu, Genquan Han, Yan Liu, Yue Hao
doaj   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Polycrystalline diamond RF MOSFET with MoO3 gate dielectric

open access: yesAIP Advances, 2017
We report the radio frequency characteristics of the diamond metal-oxide-semiconductor field effect transistor with MoO3 gate dielectric for the first time. The device with 2-μm gate length was fabricated on high quality polycrystalline diamond.
Zeyang Ren   +8 more
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Computational studies of one and two-dimensional photonic microstructures [PDF]

open access: yes, 2006
This work is concerned with the study of photonic crystals and other topical photonic microstructures, whose optical properties are investigated by solving the Maxwell equations using appropriate theoretical and computational schemes, which are described.
Beggs, Daryl M., Beggs, Daryl M
core  

High mobility Ge pMOSFETs with amorphous Si passivation: impact of surface orientation

open access: yesNanoscale Research Letters, 2019
We report the amorphous Si passivation of Ge pMOSFETs fabricated on (001)-, (011)-, and (111)-orientated surfaces for advanced CMOS and thin film transistor applications.
Huan Liu   +5 more
doaj   +1 more source

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