نتایج جستجو برای: portable generators
تعداد نتایج: 58883 فیلتر نتایج به سال:
We present recent work in the development of two new types of compact portable neutron generators, axial and field desorption, to be used for associated particle imaging and brachytherapy. The lightweight and small size of these neutron generators allow for greater versatility than current neutron sources that require heavy shielding and large spaces to operate. In these sources, neutrons are c...
For a compiler writer, generating good machine code for a variety of platforms is hard work. One might try to reuse a retargetable code generator, but code generators are complex and difficult to use, and they limit one’s choice of implementation language. One might try to use C as a portable assembly language, but C limits the compiler writer’s flexibility and the performance of the resulting ...
This review highlights the opportunities of catalytic hydrolysis NaBH4 with use inexpensive and active Co-B catalysts among other systems hydrogen storage generation based on water reactive materials. process is important for creation H2 generators required operation portable compact power devices low-temperature proton exchange membrane fuel cells (LT PEM FC). Special attention paid to influen...
This research paper demonstrates a study that underscores and emphasizes the conceptualization of micro machined generators which are Nanocomposite PCM based Thermo Electric Generators comprising thin-film metals with without phase change materials. Three pairs such as Gold/Nickel, Iron/Constantan, Bismuth/Telluride PCM. have been identified, simulated analyzed for testing improving their overa...
Energy harvesting is a new promising research area for portable electronics. Portable electronic devices have been typically limited by the finite lifetime and size of the internal batteries. This has been a constant conflict and tradeoff between battery size and device capabilities. For instance, cardiac pacemaker lifespan is mostly limited by battery size, which occupies at least half the ava...
هدف این پایان نامه تعیین تعداد مولدهای مینیمال ایده آلها در یک حلقه (جابجایی، یکدار، موضعی و نوتری) است، هر چند تعیین دقیق تعداد مولدها در حالتهایی خاص امکان پذیر است اما در حالتهای کلی روش های موجود بدست آوردن کرانهای مختلف برای تعداد مولدها است. مرجع اصلی این پایانامه [1] می باشد، به علاوه از نتایج جدیدی که در مرجع [2] نیز آمده استفاده کرده ایم. [1]. j. sally. numbers of generator...
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