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Reference: “Lunar dust removal and material degradation from liquid nitrogen sprays” by I. Wells, J. Bussey, N. Swets and J. Leachman, 10 February 2023,
Acta Astronautica.
DOI: 10.1016/j.actaastro.2023.02.016,The researchers are now working to fully understand and model the complex interactions between the dust...
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Lesions (red) occur near areas that must stretch more to accommodate pressure changes of the circulating cerebrospinal fluid. When the walls of the CSF-filled ventricle (black) wear thin, CSF leaks into the brain tissue (grey) and creates lesions. Credit: Stevens Institute of Technology
Researchers at Steven...
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Built with multifunctional appendages able to spin wheels that can also be “wiggled” and lifted, the Mini Rover was modeled on a novel NASA rover design and used in the laboratory to develop and test complex locomotion techniques robust enough to help it climb hills composed of granular material, here ordinar...
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08-27
Engineers at Johns Hopkins are studying butterflies using high-speed video cameras to gain a better understand of their flight dynamics. With funding from U.S. defense agencies, the researchers hope to use this knowledge to create micro...
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08-26
(Top) A utility vehicle equipped with a laser range finder drives through a field, avoiding obstacles without human intervention. (Bottom) A driver setup tests humans’ response to a new semiautonomous safety system. Photo: Sterling And...
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07-13
蓝冠官网《Q374919》随着富士通和其他供应商的100G光接口的引入和广泛使用，该行业现在正将注意力转向高速光子学的下一个进化。富士通正以积极的研发计划来解决400G/ 1tb速度带来的技术和组件挑战，蓝冠官网 引领着该行业。富士通每年的研发预算超过2...
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07-13
蓝冠注册《Q374919》介绍
尽管许多应用程序可以使用小于8位的PWM分辨率，蓝冠官网 但也有一系列应用程序，如灯具的调光，由于人眼的灵敏度要求更高的分辨率。
背景
传统的PWM使用定时器产生一个常规开关频率(TPWM)，然后使用纹波计数器来确...
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07-13
蓝冠官网《Q374919》新的1600V双mosfet晶体管开辟了新的应用
今天有许多应用使用高压mosfet和igbt，蓝冠官网 这将受益于更高的电压部分。例如扫描电路、雷达脉冲调制器、电容放电电路、固态继电器、牵引设备上的辅助电源和其他高压开关电源。mosfe...
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07-13
蓝冠招商《Q374919》从12V DC运行的放大器通常不会输出很多功率，蓝冠官网 它们通常也不是高保真度。但这个小立体声放大器的功率和低失真盒。使用14.4V电源，它将在削波时为4欧姆负载提供每通道20瓦的功率，而较低功率水平的谐波失真通常小于0.03%。
...
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07-13
蓝冠注册《Q374919》viaddesigner是一款混合信号设计和仿真软件，蓝冠官网 可从ViaDesigner.com获得。
ViaDesigner结合:
原理图捕获
分层设计的浏览
香料建模
HDL数字输入(VHDL & Verilog)
高级VHDL-AMS建模
将原理图、模拟...
Reference: “Lunar dust removal and material degradation from liquid nitrogen sprays” by I. Wells, J. Bussey, N. Swets and J. Leachman, 10 February 2023, Acta Astronautica. DOI: 10.1016/j.actaastro.2023.02.016,The researchers are now working to fully understand and model the complex interactions between the dust...
Lesions (red) occur near areas that must stretch more to accommodate pressure changes of the circulating cerebrospinal fluid. When the walls of the CSF-filled ventricle (black) wear thin, CSF leaks into the brain tissue (grey) and creates lesions. Credit: Stevens Institute of Technology Researchers at Steven...
Built with multifunctional appendages able to spin wheels that can also be “wiggled” and lifted, the Mini Rover was modeled on a novel NASA rover design and used in the laboratory to develop and test complex locomotion techniques robust enough to help it climb hills composed of granular material, here ordinar...
Engineers at Johns Hopkins are studying butterflies using high-speed video cameras to gain a better understand of their flight dynamics. With funding from U.S. defense agencies, the researchers hope to use this knowledge to create micro...
(Top) A utility vehicle equipped with a laser range finder drives through a field, avoiding obstacles without human intervention. (Bottom) A driver setup tests humans’ response to a new semiautonomous safety system. Photo: Sterling And...