Results 61 to 70 of about 64,628 (273)

High‐Pressure Synthesis of Quantum‐Stabilised Manganese Superhydride MnH7

open access: yesAngewandte Chemie, EarlyView.
Superhydrides are a rarity in transition metal hosts. Through high‐pressure, high‐temperature diamond anvil cell studies, the most hydrogen‐rich transition metal hydride, MnH7${\rm MnH}_7$ has been synthesised. Density functional theory calculations demonstrate that zero‐point energy stabilises the crystalline structure that MnH7${\rm MnH}_7$ adopts ...
Mikhail A. Kuzovnikov   +10 more
wiley   +2 more sources

UMPSA’s visit to MMC explores strategic collaboration in research and innovation [PDF]

open access: yes
KUALA LUMPUR, 13 August 2025 – The meeting between the delegation of Universiti Malaysia Pahang Al-Sultan Abdullah (UMPSA) and MMC Corporation Berhad (MMC) today is set to explore strategic collaboration in research and innovation that will benefit both ...
Wallid Wahidi, Hamzah
core   +1 more source

Modification‐Selective Inhibition of Succinate Dehydrogenase a Enables Tumor‐Restricted Mitochondrial Modulation

open access: yesAdvanced Science, EarlyView.
This work identifies acetylation‐dependent SDHA homeostasis as a determinant of tumor‐specific metabolic vulnerability. Guided by this mechanism, a modification‐selective inhibitor, ZPI‐3, selectively targets non‐acetylated SDHA, achieving tumor‐restricted SDH inhibition and effective bladder cancer control. Differential responses in clinical specimens
Kaikai Xu   +9 more
wiley   +1 more source

ASSOCIATION OF VERTEBRAL FRACTURES AND HIP FRACTURES IN PATIENTS WITH OSTEOPOROSIS

open access: yesNational Journal of Medical Research, 2014
Background: Osteoporosis is quite common disease among aged in India. Studies indicate that vertebral fractures are probably the most common fragility fractures and that they are often followed by a second fracture.
Deepak D Chitragar, Sadik I Shaikh
doaj  

Observation of Magnetic‐Anisotropy Crossover and High‐Temperature Skyrmions in the Dirac Magnet Fe3Ge with a Distorted Kagome Lattice

open access: yesAdvanced Science, EarlyView.
A temperature‐driven magnetic anisotropy crossover is revealed in the Dirac kagome magnet Fe3Ge with a distorted kagome lattice. The transition from easy‐plane to easy‐axis magnetic anisotropy stabilizes robust Bloch‐type skyrmions over an exceptionally wide temperature window of 375–650 K.
Yalei Huang   +15 more
wiley   +1 more source

Incorporation of 3 μm SiCp into Titanium surfaces using a 2.8 kW laser beam of 186 and 373 MJ m-2 energy densities in a nitrogen environment [PDF]

open access: yes, 2007
The formation of composite layers using a 2.8 kW laser beam of 186 and 373 MJ m−2 energy densities, on commercial purity titanium surfaces preplaced with 3 μm size, 1-4 vol.% SiCp powder in a 100% nitrogen environment, produced gold colour tracks.
Mridha, S., Baker, T.N.
core   +3 more sources

An optimal loss-reduction control strategy for MMC considering capacitor voltage ripple suppression

open access: yesZhejiang dianli
Existing capacitor voltage ripple suppression methods primarily rely on second-harmonic circulating current injection (SHCCI). However, these methods often increase valve losses in modular multilevel converters (MMCs) , degrading operational efficiency ...
FANG Dongping   +5 more
doaj   +1 more source

Influencia del tratamiento isotérmico en la intercara de los intermetálicos Ni3Al como refuerzo de un compuesto de matriz de aluminio obtenido por pulvimetalurgia

open access: yesRevista de Metalurgia, 1998
La mejora de las propiedades mecánicas de los composites de aluminio reforzados con partículas de Ni3Al se debe a la continuidad de la unión entre las partículas de refuerzo y la matriz, así como a la resistencia de las primeras.
C. Ferrer   +4 more
doaj   +1 more source

A process for the fabrication of ceramic fibre reinforced titanium aluminide [PDF]

open access: yes, 1992
This paper describes initial work on a novel process for the production of titanium aluminide matrix composites reinforced with short alumina fibers.
Cundy, S. J., Horsfall, Ian
core   +1 more source

Hierarchical Flux‐Protection Engineering Stabilizes Oxidation‐Prone Metabolic Nodes for High‐Level Curcumin Biosynthesis

open access: yesAdvanced Science, EarlyView.
Flux‐protection engineering stabilizes an oxidation‐prone L‐DOPA node in engineered E. coli by combining acid‐adapted chassis evolution, respiratory‐chain modulation, enzyme‐level flux matching, and pH–DO control. Carbon is redirected from oxidative browning to productive biosynthesis, enabling 1075.2 mg/L curcumin and demonstrating transferability to ...
Jianbin Chen   +10 more
wiley   +1 more source

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