Results 91 to 100 of about 404,363 (354)

Sterile neutrinos? [PDF]

open access: yesarXiv, 1999
The notion of sterile neutrinos is discussed. The schemes of mixing of four massive neutrinos, which imply the existence of sterile neutrinos, are briefly considered. Several model independent methods that allow to reveal possible transitions of solar neutrinos into sterile states are presented.
arxiv  

Advancements in Carbon‐Based Piezoelectric Materials: Mechanism, Classification, and Applications in Energy Science

open access: yesAdvanced Materials, EarlyView.
Carbon‐based piezoelectric materials are systematically categorized based on their structural and functional properties. The mechanisms of stress‐induced charge transfer are elucidated, and their applications are explored across three key domains: piezoelectric catalysis for energy conversion and environmental remediation, piezoelectric biomedical ...
Mude Zhu   +3 more
wiley   +1 more source

Sterile neutrino states [PDF]

open access: yesarXiv, 2006
Neutrino masses are likely to be a manifestation of the right-handed, or sterile neutrinos. The number of sterile neutrinos and the scales of their Majorana masses are unknown. We explore theoretical arguments in favor of the high and low scale seesaw mechanisms, review the existing experimental results, and discuss the astrophysical hints regarding ...
arxiv  

Bioactive Glass Microscaffolds Fabricated by Two‐Photon Lithography

open access: yesAdvanced Materials, EarlyView.
Microstructuring of bioactive glasses offers great potential to influence cell behavior for bone tissue engineering. By utilizing two‐photon lithography of a nanocomposite and thermal post‐processing, single‐micron features and complex structures are achieved.
Leonhard Hambitzer   +7 more
wiley   +1 more source

An Anticoagulant Coating Based on a Block Phosphocholine Copolymer for Potential Applications in Blood Contact Devices

open access: yesAdvanced Materials Interfaces, EarlyView.
Anticoagulant properties are critical for blood‐compatible materials, and anticoagulant coatings are a common key issue for blood‐contacting medical devices. In this study, a block copolymer poly(2‐methacrylenoxyethyl phosphocholine‐b‐glycidyl) (PMPC‐b‐GMA) is synthesized, using reversible addition‐fragmentation chain transfer polymerization (RAFT) and
Xinli Lu   +6 more
wiley   +1 more source

Effects of Infertility Insurance Mandates on Fertility [PDF]

open access: yes
Infertility currently affects over 6 million individuals in the United States. While most health insurance plans nationwide do not cover infertility diagnoses or treatments, to date fifteen states have enacted some form of infertility insurance mandate ...
Lucie Schmidt
core   +3 more sources

Depression and anxiety in sterilised women in Iran [PDF]

open access: yes
Sterilisation is an effective and convenient means of contraception and has become increasingly popular as a birth control technique throughout the world during the past 40 years. However some women who choose sterilisation may suffer a neurotic syndrome,
Bakhtari Aghdam Fateme   +11 more
core   +1 more source

Nanostructured 316L Stainless Steel Stent Surfaces Improve Corrosion Resistance, and Enhance Endothelization and Hemocompatibility

open access: yesAdvanced Materials Interfaces, EarlyView.
This study investigates the impact of nanostructured surface modification on corrosion resistance, HUVEC functions, and platelet interactions of 316L SS for cardiovascular stents. Nanostructured surfaces enhanced HUVEC proliferation, migration, and angiogenesis‐related gene expression while reducing platelet adhesion and hemolysis.
Yasar Kemal Erdogan   +2 more
wiley   +1 more source

REANASTOMOSIS TUBÁRICA POR VÍA LAPAROSCÓPICA

open access: yesRevista Chilena de Obstetricia y Ginecología, 2006
Antecedentes: La esterilización tubárica se realiza en un número importante de pacientes jóvenes que por diferentes motivos desean posteriormente un nuevo embarazo, porcentaje que varía entre el 1,3-15%.
Juan Raúl Escalona M   +3 more
doaj  

Sterile Neutrino Production Through a Matter Effect Enhancement at Long Baselines [PDF]

open access: yesInt. J. Mod. Phys. A 28, 1350067 (2013), 2011
If sterile neutrinos have a neutral coupling to standard model fermions, matter effect resonant transitions to sterile neutrinos and excess neutral-current events could manifest at long baseline experiments. Assuming a single sterile neutrino with a neutral coupling to fermionic matter, we re-examine bounds on sterile neutrino production at long ...
arxiv  

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