منابع مشابه
Helping Concrete Heal Itself
Concrete is one of civilization’s most durable building materials. The ancient Romans used concrete 2,000 years ago to make structures that still stand today. People now use the material’s modern versionaggregates such as sand or gravel held together by a cement and water pastemore than all other construction materials combined. The world produced 4.3 billion metric tons of cement in 2014, an...
متن کاملWounded warriors' perspectives: helping others to heal.
Ned Foote (Corporal, U.S. Marine Corps, retired); Juan Arredondo (Sergeant, U.S. Army, retired); Jonathan D. Pruden (Captain, U.S. Army, retired). They have walked the walk and paid the price. A very high price. They are veterans who sustained major limb loss during the Vietnam or Operation Iraqi Freedom/Operation Enduring Freedom (OIF/OEF) conflicts. Their names are Juan Arredondo, Ned Foote, ...
متن کاملPotential of Applying Bacteria to Heal Cracks in Concrete
Concrete is a construction material that is used world-wide because of its first-rate properties. However, the drawback of this material is that it easily cracks due to its low tensile strength. As large costs are involved in crack repair, the potential of self-healing of these cracks by means of calcium carbonate (CaCO3) precipitating bacteria was investigated in this study. First, the surviva...
متن کاملRepairing a Compromised Skin Barrier in Dermatitis: Leveraging the Skin’s Ability to Heal Itself
A compromised skin barrier plays a major role in many dermatoses including irritant and allergic contact dermatitis, atopic dermatitis, dry skin, aged skin, xerosis, rosacea, and acne [1–5]. Many of these conditions share common defects in the skin barrier and an association with inflammation [4,6]. The knowledge we have regarding specific lipid deficiencies, pH aberration, inflammation, irregu...
متن کاملCritical consciousness, accountability, and empowerment: key processes for helping families heal.
Families are inextricably embedded within their larger sociopolitical contexts, an observation acknowledged by many theorists. The field of family therapy is working on its translation into comprehensive and effective approaches for helping families change. This article illustrates the use of the Cultural Context Model to help families change, guided by the linked foundational concepts of accou...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: ACS Central Science
سال: 2015
ISSN: 2374-7943,2374-7951
DOI: 10.1021/acscentsci.5b00376