Physics / Physics.ins-Det

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A Table-top Blast Driven Shock Tube

A Table-top Blast Driven Shock Tube

๋ณธ ๋…ผ๋ฌธ์€ ํ…Œ์ด๋ธ”ํƒ‘ ์ถฉ๊ฒฉ๊ด€์„ ์„ค๊ณ„ํ•˜๊ณ  ์„ฑ๋Šฅ ๋ถ„์„ํ•œ ๋‚ด์šฉ์„ ๋‹ค๋ฃจ๊ณ  ์žˆ์œผ๋ฉฐ, ์ด๋Š” ๊ธฐ์กด์˜ ์••์ถ• ๊ณต๊ธฐ ์ถ”์ง„ ๋ฐ ํญ๋ฐœ ์ถ”์ง„ ์ถฉ๊ฒฉ๊ด€๋ณด๋‹ค ๋” ๊ฐ„ํŽธํ•˜๊ณ  ์ ‘๊ทผ ๊ฐ€๋Šฅํ•œ ์‹คํ—˜ ์žฅ์น˜๋ฅผ ์ œ์‹œํ•ฉ๋‹ˆ๋‹ค. ํŠนํžˆ, ์ด ์ถฉ๊ฒฉ๊ด€์€ ์†Œ์ด ์ดˆ์ ์— ํญ๋ฐœ์„ฑ ํ˜ผํ•ฉ๋ฌผ์„ ์‚ฌ์šฉํ•˜์—ฌ ์ด์—ด ์ž์ฒด๋ฅผ ์ถฉ๊ฒฉ๊ด€์œผ๋กœ ํ™œ์šฉํ•˜๋Š” ๋ฐฉ์‹์„ ํ†ตํ•ด, ์‹คํ—˜ ๋Œ€์ƒ์˜ ํŠน์ • ์˜์—ญ์— ํญ๋ฐœํŒŒ๋ฅผ ๊ตญ์†Œ์ ์œผ๋กœ ์ ์šฉํ•  ์ˆ˜ ์žˆ๋‹ค๋Š” ์ ์—์„œ ๋…์ฐฝ์ ์ž…๋‹ˆ๋‹ค. 1. ์—ฐ๊ตฌ ๋ฐฐ๊ฒฝ ์ด๋ผํฌ์™€ ์•„ํ”„๊ฐ€๋‹ˆ์Šคํƒ„์—์„œ ๋ฐœ์ƒํ•œ ์™ธ์ƒ์„ฑ ๋‡Œ ์†์ƒ์˜ ์ฆ๊ฐ€๋Š” ํญ๋ฐœํŒŒ์— ๋Œ€ํ•œ ์ƒ๋ฌผํ•™์  ์˜ํ–ฅ๊ณผ ๋‹ค์–‘ํ•œ ์žฌ๋ฃŒ์˜ ํญ๋ฐœํŒŒ ์ „๋‹ฌ ํŠน์„ฑ์„ ์—ฐ๊ตฌํ•˜๋Š” ํ•„์š”์„ฑ์„ ๊ฐ•์กฐํ–ˆ์Šต๋‹ˆ๋‹ค. ๊ธฐ

Physics
Electrostatic accelerometer with bias rejection for deep space   gravitation tests

Electrostatic accelerometer with bias rejection for deep space gravitation tests

์ด ๋…ผ๋ฌธ์€ ์šฐ์ฃผ ์ค‘๋ ฅ ์‹คํ—˜์„ ์œ„ํ•œ ๊ณ ๋„๋กœ ์ •๊ตํ•œ ์ „๊ธฐ ๊ฐ€์†๋„๊ณ„์ธ ๋ฏธํฌ๋กœ์Šคํƒ€๋ฅด(MicroSTAR)์™€ ๋ฐ”์ด์–ด์Šค ์žฌ๊ฑฐ์ ˆ ์‹œ์Šคํ…œ์— ๋Œ€ํ•œ ์‹ฌ์ธต ๋ถ„์„์„ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค. ์ด ์—ฐ๊ตฌ๋Š” ์šฐ์ฃผ์—์„œ์˜ ๋น„์ค‘๋ ฅ ํ™˜๊ฒฝ์—์„œ ๋ฐœ์ƒํ•˜๋Š” ๊ทนํžˆ ๋ฏธ์„ธํ•œ ๊ฐ€์†๋„๋ฅผ ์ธก์ •ํ•˜๊ธฐ ์œ„ํ•œ ์ƒˆ๋กœ์šด ์ ‘๊ทผ ๋ฐฉ์‹์„ ์ œ์‹œํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. 1. ๋ฏธํฌ๋กœ์Šคํƒ€๋ฅด(MicroSTAR)์™€ ๋ฐ”์ด์–ด์Šค ์žฌ๊ฑฐ์ ˆ ์‹œ์Šคํ…œ ๋ฏธํฌ๋กœ์Šคํƒ€๋ฅด : ์ด๋Š” ์ „ํ•˜ ๊ฐ€์†๋„๊ณ„๋กœ, Onera์—์„œ ๊ฐœ๋ฐœ๋œ ์˜จ๋ผ ๊ธฐ์ˆ ์„ ํ™œ์šฉํ•˜์—ฌ ์œ„์„ฑ์˜ ๋น„์ค‘๋ ฅ ํ™˜๊ฒฝ์—์„œ ๋ฐœ์ƒํ•˜๋Š” ๊ทนํžˆ ๋ฏธ์„ธํ•œ ๊ฐ€์†๋„๋ฅผ ์ธก์ •ํ•ฉ๋‹ˆ๋‹ค. ์ธก์ • ๋…ธ์ด์ฆˆ๋Š” 1.8 ร— 10^ 4 mยทs^ 2 ๋ฒ”

General Relativity Physics

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