• Aucun résultat trouvé

31:03.041,10/ 08800.97489,9.549039,4390307 9,00.97432,88

N/A
N/A
Protected

Academic year: 2022

Partager "31:03.041,10/ 08800.97489,9.549039,4390307 9,00.97432,88"

Copied!
6
0
0

Texte intégral

(1)

,QIOXHQFHRIDILHOGOHVVHOHFWURVWDWLFSRWHQWLDORQWKHLQHU WLDOHOHFWURQPDVV

9)0,.+$,/29

$OPDW\6DGRYD\D5HS.D]DNKVWDQ HPDLOYIPLNKDLORY#PDLON]

$%675$&7 7KH H[SHULPHQW KHUHZLWK GHVFULEHG FRQILUPV WKH HIIHFW RE WDLQHGE\XVHDUOLHU>@WKHHIIHFWLYHHOHFWURQ¶VPDVVLVFKDQJHGZKHQLWLV SODFHGDQ\ZKHUHLQVLGHDFKDUJHGVSKHULFDOVKHOODWDFRQVWDQWDQGXQLIRUP

&RXORPESRWHQWLDO9

,QWURGXFWLRQ

7KHSXUSRVHRIWKLVH[SHULPHQWLVWRFKHFNWKHFRQVHTXHQFHZKLFKIROORZV IURP:HEHU¶VHOHFWURG\QDPLFVDGHSHQGHQFHRIWKHHIIHFWLYHLQHUWLDOPDVVRI D FKDUJHG SDUWLFOH RQ WKH HOHFWULF SRWHQWLDO H[LVWLQJ DW WKH ORFDWLRQ RI WKH FKDUJH>@

%\ $VVLV >@ WKH HIIHFWLYH LQHUWLDO PDVV P RI VXFK SDUWLFOH ZKHQ LW LV SODFHG LQVLGH D FKDUJHG VSKHULFDO VKHOO DW FRQVWDQW DQG XQLIRUP &RXORPE SRWHQWLDO9FKRRVLQJWKHYDOXH]HURDWLQILQLW\LV

» »

¼ º

« «

¬ ª

F P P T9

P

ZKHUH

F

P

Z

T9

LV:HEHU¶VPDVVFLVOLJKWYHORFLW\LQYDFXXPPLVWKHUHVWPDVVRIWKH WHVWSDUWLFOHDQGTLWV FKDUJH

(2)

)RUPXOD PD\ EH WHVWHG H[SHULPHQWDOO\ 2EYLRXVO\ WKH PRVW VXLWDEOH SDUWLFOHIRUWKLVSXUSRVHZLOOEHWKHOLJKWHVWFKDUJHGSDUWLFOH± WKHHOHFWURQ,Q WKLVFDVHWKHHIIHFWPD\EHREVHUYHGHYHQIRUSRWHQWLDOV9ZKLFKDUHQRWVR KLJK:KHQT HFKDUJHRIHOHFWURQ

P F

H9 P

P

Z

/HW H9 NH9 DQG PF NH9

7KHQ

P

P

Z

7KLVTXDQWLW\PD\EHPHDVXUHGH[SHULPHQWDOO\)RUWKHH[SHULPHQWDOWHVW ZHVKDOOSD\DWWHQWLRQWRWKHLPSRUWDQWSURSHUWLHVRIH[SUHVVLRQ

:HEHU¶VPDVV GHSHQGVOLQHDUO\RQWKHSRWHQWLDORIWKHVSKHUH :KHQT9!PP

:KHQT9P!P

7KHEDVLVRIWKHSUHVHQWH[SHULPHQWLVWKHLGHD UHDOL]HGLQRXUILUVWZRUN

>@:HPHDVXUHWKHRVFLOODWLRQIUHTXHQF\RIDQHRQJORZODPS5&RVFLOODWRU SODFHG LQVLGH WKH VSKHULFDO VKHOO 7KLV IUHTXHQF\ RWKHU FRQGLWLRQV EHLQJ HTXDOGHSHQGVRQWKHHOHFWULFFXUUHQWLQWKHJORZGLVFKDUJHZKLFKGHSHQGV RQ WKH PDVV RI WKH FKDUJH FDUULHUV 7KXV WKH FKDQJH LQ WKH HOHFWURQ¶V PDVV FDXVHVDFKDQJHLQWKHIUHTXHQF\RIRVFLOODWLRQV

,QYHVWLJDWLRQRIWKHJHQHUDWRUFLUFXLW)LJUHVXOWVLQDVLPSOHFRUUHODWLRQ EHWZHHQ WKH SHULRG RIWKHRVFLOODWLRQV7DQGWKHHIIHFWLYHHOHFWURQ¶VPDVV P$VDILUVWDSSUR[LPDWLRQ

7 NP ZKHUHNLVVRPHFRQVWDQW

7KXV

'7 N'P NPZ

(3)

RU '77 PZP ZKHUH 7 LV WKH SHULRG RI RVFLOODWLRQV ZKHQ 9 '7 77 7 EHLQJ WKH SHULRGZKHQ9z

([SHULPHQW

,QWKHILUVWH[SHULPHQWLWZDVXWLOL]HGRQO\RQHVSKHULFDOVKHOO>@,QWKH SUHVHQW H[SHULPHQW WZR FRQFHQWULF VSKHULFDO VKHOOV DUH XWLOL]HG 7KH ILUVW LQWHUQDO VFUHHQ LV FRQVWDQWO\ FRQQHFWHG WR WKH FLUFXLW RI WKH JHQHUDWRU 7KH VHFRQGH[WHUQDOVFUHHQLVFRQVWDQWO\FRQQHFWHGWRDVRXUFHRIDKLJKYROWDJH ZKLFK PD\ EH FKDQJHG DW ZLOO 0RUHRYHU WKH LQWHUQDO VFUHHQ PD\ EH FRQ QHFWHGHLWKHUWRWKHHDUWKRUWRWKHVRXUFHRIKLJKYROWDJHE\WKHVZLWFK6:

)LJ

)LJXUH 6FKHPHRIWKHH[SHULPHQWDOVHWXSLLVWKHLQWHUQDOVSKHULFDOHOHFWURVWDWLF VFUHHQHLVWKHH[WHUQDOVSKHULFDOVFUHHQ7KHVFUHHQLLVFRQQHFWHGZLWK WKHQHJDWLYHVLGHRIWKHSRZHUVXSSO\EDWWHU\RIWKH5&JHQHUDWRU6:LV WKH VZLWFK RI D KLJK SRWHQWLDO 97KH RVFLOODWRU IUHTXHQF\ LV I +]

ZKHQ9

7KXVWKHUHDUHWZRYDULDWLRQVRIVXSHUYLVLRQRI WKHHIIHFW

7KHJHQHUDWRUDQGWKHLQWHUQDOVFUHHQDUHFRQQHFWHGWRWKHH[WHUQDOVSKHUH

(4)

7KHJHQHUDWRUDQGWKHLQWHUQDOVFUHHQDUHFRQQHFWHGWRWKHHDUWK

5HVXOWVRIWKHPHDVXUHPHQWVWKDWKDYHEHHQFDUULHGRXWLQWKHVHWZRYDULD WLRQV DUHSUHVHQWHGLQ)LJ

9DULDWLRQWKHOLQH xxJLYHVWKHUHVXOWVFRLQFLGLQJZLWKWKHUHVXOWVRI WKHILUVWH[SHULPHQW>@

9DULDWLRQWKHOLQH JLYHVHIIHFWRIWKHVDPHPDJQLWXGH EXW LQWKLV FDVH WKH HIIHFW KDV RSSRVLWH VLJQ LQYHUVLRQ RI D VLJQ RI HIIHFW 6ZLWFKLQJ 6: IURP SRVLWLRQ WR SRVLWLRQ 9 FRQVWDQW UHVXOWV LQ WKH WUDQVLWLRQ VSHFLILHGRQ )LJ E\DQDUURZDQGYLFHYHUVD

)LJXUH 3ORWRI'7DVDIXQFWLRQRI93RLQWVDUHWKHH[SHULPHQWDORQHV3RVLWLRQRI VZLWFKLVx

7KHPDJQLWXGH RIWKHHIIHFWREVHUYHGLQWKLVH[SHULPHQWLVWKHVDPHDVLQ ILUVWZRUN >@7KHSHULRGRIRVFLOODWLRQLZDVGHWHUPLQHGDVDQDYHUDJHIURP WKHWUDQVPLVVLRQWLPHWRIDVHULHVRI1 SXOVHVRIWKHJHQHUDWRU 7 W1 ,Q WKLVFDVH 1 7KHHUURURIWKHIUHTXHQF\PHWHULVHTXDOWR VHF 'LVFXVVLRQ

7KHILUVWYDULDWLRQRIVXSHUYLVLRQRIWKHHIIHFWFRLQFLGHVZLWKRXUILUVWH[

SHULPHQW>@$OOFRQGLWLRQVWKDWIROORZIURP$VVLV¶WKHRU\WDNHSODFHKHUH

(5)

WKHSRWHQWLDORIWKHJHQHUDWRULVHTXDOWRSRWHQWLDORIWKHVFUHHQDQGLQVLGHWKH VFUHHQWKHHOHFWULFILHOGGXHWRWKHVSKHULFDOVKHOOLVHTXDOWR]HUR

0HDVXUHPHQWV ZLWK WKLV GHYLFH FRQILUPHG FRPSOHWHO\ WKH SUHGLFWLRQ RI WKH WKHRU\ ERWK IRU WKH PDJQLWXGH DQG IRU WKH SURSHUWLHV RI WKHHIIHFWPHQ WLRQHGDERYHLQ

7KHVHFRQGYDULDWLRQRIWKHH[SHULPHQWGHPDQGVDPRUHGHWDLOHGGLVFXV VLRQ,QWKLVFDVHWKHPDJQLWXGHRIHIIHFWDOVRFRLQFLGHVZLWKWKHWKHRU\KRZ HYHU WKH VLJQ RI WKH HIIHFW LV DW ILUVW VLJKW FRQWUDU\ WR ZKDW VKRXOG EH H[

SHFWHG +RZHYHU WKLV FRQWUDGLFWLRQ LV RQO\ DSSDUHQW ,QWHUQDO DQG H[WHUQDO VFUHHQVIRUPDVSKHULFDOFDSDFLWRU$VLVZHOONQRZQWKHFRQILJXUDWLRQRIWKH HOHFWULFILHOGEHWZHHQWKHWZRVKHOOVRIWKHVSKHULFDOFDSDFLWRULVLGHQWLFDOWR WKHILHOGRIDSRLQWFKDUJHLQYHUVHVTXDUHODZDQGGRHVQRWGHSHQGRQWKH UDGLL RI WKH VSKHUHV ZH PD\ LPDJLQH D GHVLJQ ZLWK WKH H[WHUQDO VSKHULFDO VKHOOKDYLQJDODUJHUDGLXV,I 5of 6XFKGHVLJQZLOOEHFRPSOHWHO\HTXLYD OHQWWRSUHYLRXVH[SHULPHQWZLWKRQO\RQHVSKHULFDOVFUHHQ >@,IWKHVLJQRI WKH SRWHQWLDO RI WKLV VFUHHQ LV FKDQJHG WKHUH LV DQLQYHUVLRQRIVLJQIRUWKH PHDVXUHGHIIHFW

7KHOHJLWLPDF\RIVXFKDVXEVWLWXWLRQLVEDVHGRQWKHIDFWWKDWWKHVLJQRI WKH SRWHQWLDO RI WKH VFUHHQ RI WKHJHQHUDWRUDQGWKHGLUHFWLRQRILWVH[WHUQDO HOHFWULFILHOGLQWKLVFDVHLW LV WKHHOHFWULFILHOGEHWZHHQWKHWZRVKHOOVRIWKH VSKHULFDOFDSDFLWRU KDYHULJLGFRUUHODWLRQIRUH[DPSOHLIWKHILHOGLVGLUHFWHG IURP D VXUIDFH WR LQILQLW\ WKH SRWHQWLDO RI WKLV VXUIDFHLVSRVLWLYHDQGYLFH YHUVD6XFKH[SODQDWLRQVHHPVWRXVVLPSOHDQGORJLFDO

&RQFOXVLRQ

7KH HOHFWURVWDWLF FRQWULEXWLRQ WR WKH HIIHFWLYH HOHFWURQ¶V PDVV KDV EHHQ FRQILUPHG 7KH PDJQLWXGHZLWKLQ WKH PHDVXUHPHQW HUURUV DQG VLJQ RI WKH HIIHFWFRLQFLGHZLWKWKRVHSUHGLFWHGE\$VVLV¶WKHRU\

5HIHUHQFHV

>@ Mikhailov V. F., 1999, Annales de la Fondation Louis de Broglie, vol. 24, pp.

161-164.

>@ Assis A. K. T., 1993, J. Phys. Soc. Japan, vol. 62, pp.1418-22.

>@ Costa de Beauregard O., 1995, in Advanced Electromagnetism, Barrett T. W.

and Grimes D. M. (Eds.), World Scientific, Singapore, pp. 77-104.

>@ Costa de Beauregard O., 1999, Annales de la Fondation Louis de Broglie, vol.

24, pp. 171-173.

>@ Costa de Beauregard O. and Lochak G., 1999, Annales de la Fondation Louis de Broglie, vol. 24, pp. 159-160.

(6)

>@ Costa de Beauregard O., 2000, Annales de la Fondation Louis de Broglie, vol.

25, pp. 129-134.

>@ Costa de Beauregard O., 2001, Annales de la Fondation Louis de Broglie, vol.

26, pp. 765-773.

>@ Mourier G., 2001, Annales de la Fondation Louis de Broglie, vol.26, pp. 345- 351.

>@ Vegt J. W., 2002, Annales de la Fondation Louis de Broglie, vol.27, pp. 1-17.

>@ Popovic Z. D. and Popovic B. D., 2002, J. Phys. D: Appl. Phys., vol. 35, pp.

1839-1845.

0DQXVFULWUHoXOHQRYHPEUH

Références

Documents relatifs

Á $OVRDW8QLYHUVLGDG7HFQROyJLFD1DFLRQDO3OD]D+XLQFXO1HXTXpQ$U JHQWLQD.. WKHPRWLRQRIFKDUJHGSDUWLFOHVLQSDUWLFXODUHOHFWURQVZKLFKDUHYHU\OLJKW 7KH IUDFWLRQDO FKDQJH RI PDVV IRU DQ HOHFWURQ

n’y a pas eu de différences significatives dues aux différents aliments concentrés sauf dans le groupe luzerne où la teneur du lait en matières grasses et la

The increased utilization, in growing-finishing pigs, of diets based on maize (a low crude protein cereal) and on soya-bean oil meal (a high-lysine feed) has led to

ioo de la matière sèche provenant du maïs sont distribués à des porcs mâles castrés et femelles entre 25 et IOO kg de poids vif.. Il

cides simples dans le jabot suggère que, sur les sites mêmes de la protéosynthèse tissulaire, le rapport entre azote et énergie disponible à un temps donné

This required keyword parameter allows the programmer to insert file identification data, where label is the address of an eight-byte area in the problem program

For read, sense, or end status byte operations, the control unit sends the request in signal to the multiplexer channel, and the channel responds only if the

[r]