Military helicopters: Have the seeds of future accidents already been sown?

نویسندگان
چکیده

برای دانلود باید عضویت طلایی داشته باشید

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Flavor - singlet hybrid baryons may already have been discovered

The splittings between the spin 1/2 and spin 3/2 iso-singlet baryons Λs(1405) and Λs(1520), and their charmed counterparts Λc(2593) and Λc(2625), have been a theoretical conundrum. Here we investigate the possibility that the QCD binding of color octets comprised of three quarks in a flavor singlet configuration is stronger than previously envisaged, allowing these states to be interpreted as h...

متن کامل

Have Scientists Already Been Able to Surpass the Capabilities of Evolution?

Over two millennia ago Socrates was pondering whether our Universe and all things in it are governed by randomness or by a regulating intelligence. This philosophical question has been alive till the present day, since the proponents of neither side have been able to convince their opponents. Scientists seldom express or recognize clearly their philosophical presuppositions and many think that ...

متن کامل

Getting to the information you already have

Knowledge workers need to find information but even when it is stored on their local computer systems, finding it can be costly. There are many researchers working on solutions to reduce these costs, but there has been little research into exactly what these costs are, and what the ties are between these costs and users’ choices between ways to access their local information. This paper provide...

متن کامل

MPI in 2002: Has it Been Ten Years Already?

In April of 1992, a group of parallel computing vendors, computer science researchers, and application scientists met at a one-day workshop and agreed to cooperate on the development of a community standard for the message-passing model of parallel computing. The MPI Forum that eventually emerged from that workshop became a model of how a broad community could work together to improve an import...

متن کامل

have the infected total hip arthroplasty been still catastrophic?

background: the infection after total hip arthroplasty is one of the major and catastrophic complications and often cause multiple procedures, heavy cost and life threatens and disability for the patient. in this study, we report our experience about infected total hip arthroplasty. methods: in this study, among patients referred to kashani hospital in isfahan, iran from 2001 to 2007, 659 patie...

متن کامل

ذخیره 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: Engineering Failure Analysis

سال: 2006

ISSN: 1350-6307

DOI: 10.1016/j.engfailanal.2004.12.015