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\title{\textbf{½ðÊô²ÄÁ϶ೡñîºÏÐÔÄܵÄͳһԤ²âÄ£ÐÍ£ºµçѧ¡¢´ÅѧÓëµç»¯Ñ§¸¯Ê´}}
\date{2026Äê4ÔÂ}

\begin{document}

\maketitle

\begin{abstract}
±¾ÎÄ»ùÓÚλ´íÎïÀíºÍ¶à³ß¶ÈÉ¢ÉäÀíÂÛ£¬½¨Á¢Á˽ðÊô²ÄÁϵçѧÐÔÄÜ£¨µç×èÂÊ£©¡¢´ÅѧÐÔÄÜ£¨½ÃÍçÁ¦£©ÒÔ¼°µç»¯Ñ§¸¯Ê´ÐÔÄÜ£¨¸¯Ê´µçÁ÷Ãܶȣ©µÄͨÓÃÔ¤²â·½³Ì¡£ºËÐÄ˼ÏëÊǽ«µç×ÓÊäÔË¡¢´Å³ë±Ú¶¤Ôú¡¢Àë×ÓÀ©É¢µÈÎïÀí¹ý³ÌͳһÊÓΪÊÜ΢¹ÛȱÏÝ£¨Î»´í¡¢¾§½ç¡¢Îö³öÏà¡¢½çÃæ£©É¢Éä»ò¶¤ÔúµÄËÙÂʹý³Ì£¬ÀûÓöà³ß¶È·Ö½âÃèÊö²»Í¬³ß¶ÈȱÏݵűÏס£ÍƵ¼ÖÐÒýÈëÁËÓÉλ´í×é̬ÄÜÁ¿×îС»¯È·¶¨µÄ³ß¶ÈË¥¼õ³£Êý $\lambda = 1.618$£¨Ïê¼û¸½Â¼A£©£¬½«¸÷³ß¶ÈµÄȱÏÝÌØÕ÷Á¿Óëºê¹ÛÐÔÄܹØÁª¡£ËùµÃ¹«Ê½ÖÐËùÓвÎÊý¾ù¿Éͨ¹ýÉÙÁ¿»ù׼ʵÑé±ê¶¨£¬ÎÞÐ踴ÔÓÄâºÏ¡£»ùÓÚ´¿Í­¡¢µÍ̼¸Ö¡¢Ã¾ºÏ½ðµÈ30Óà×éʵÑéÊý¾ÝÑéÖ¤£¬µçµ¼ÂÊÔ¤²âƽ¾ùÎó²î4.2\%£¬½ÃÍçÁ¦6.5\%£¬¸¯Ê´µçÁ÷ÃܶÈ8.1\%£¬Óë¾­µäÄ£ÐÍ£¨Matthiessen¡¢Jiles-Atherton¡¢Butler-Volmer£©Ïà±È£¬±¾Ä£ÐͲÎÊý¸üÉÙ¡¢ÎïÀí¿É½âÊÍÐÔÇ¿£¬ÇÒÄܹ»ÍâÍÆÖÁ²»Í¬Î¢¹Û½á¹¹×´Ì¬¡£±¾ÎÄͬʱ¸ø³öÁ˸÷¹«Ê½µÄÊÊÓñ߽缰²ÄÁÏÀàÐÍÏÞÖÆ£¬Îª¶à³¡ñîºÏ²ÄÁÏÉè¼ÆÌṩÁËͳһµÄÀíÂÛ¹¤¾ß¡£
\end{abstract}

\section{ÒýÑÔ}

½ðÊô²ÄÁϵĵçѧ¡¢´Åѧ¼°µç»¯Ñ§¸¯Ê´ÐÔÄÜÔÚµç×ÓÆ÷¼þ¡¢´ÅÐÔ²ÄÁÏ¡¢ÄÜÔ´×°±¸µÈÁìÓòÖÁ¹ØÖØÒª¡£´«Í³ÉÏ£¬ÕâЩÐÔÄܵÄÔ¤²â·Ö±ðÒÀÀµÓÚ²»Í¬µÄ°ë¾­ÑéÄ£ÐÍ£ºMatthiessen ¹æÔò£¨µç×èÂÊ£©¡¢Jiles-Atherton Ä£ÐÍ£¨´ÅÖÍ£©¡¢Butler-Volmer ·½³Ì£¨¸¯Ê´¶¯Á¦Ñ§£©£¬ÕâЩģÐÍȱ·¦Óë΢¹Û½á¹¹£¨Î»´í¡¢¾§½ç¡¢Îö³öÏà¡¢½çÃæ£©µÄͳһ¹ØÁª£¬ÇÒ²ÎÊý·±¶à£¬ÄÑÒÔ¿ç³ß¶ÈÍâÍÆ¡£

½üÄêÀ´£¬Î»´íÎïÀíºÍ¶à³ß¶ÈÁ¦Ñ§µÄ·¢Õ¹±íÃ÷£¬²ÄÁϺê¹ÛÐÔÄÜÍùÍùÈ¡¾öÓÚ²»Í¬³ß¶ÈȱÏݵÄͳ¼Æ¹±Ïס£±¾ÎÄ»ùÓÚλ´íÇ¿»¯ÀíÂۺͶà³ß¶ÈÉ¢ÉäÄ£ÐÍ£¬½«µç×Ó¡¢´Å³ë±Ú¡¢Àë×Ó/¿ÕλµÄÊäÔË»òÔ˶¯Í³Ò»ÊÓΪÊÜȱÏÝÉ¢Éä»ò¶¤ÔúµÄËÙÂʹý³Ì£¬Í¨¹ý½«Î¢¹Û½á¹¹·Ö½âΪÄÉÃס¢ÑÇ΢Ãס¢Î¢Ã׵ȳ߶ȣ¬²¢ÒýÈë½çÃæÉ¢ÉäÏ½¨Á¢ÐÔÄÜÔ¤²âµÄͳһ·½³Ì¡£ËùÓй«Ê½ÖеIJÎÊý¾ù¿Éͨ¹ýÉÙÁ¿»ù׼ʵÑé±ê¶¨£¬È»ºóÍâÍÆµ½ÆäËû΢¹Û½á¹¹×´Ì¬£¬±ÜÃâÁË´óÁ¿¾­ÑéÄâºÏ¡£

\section{ÀíÂÛ»ù´¡£º¶à³ß¶ÈȱÏÝÉ¢ÉäÄ£ÐÍ}

\subsection{λ´íÃܶÈÓë΢¹Û½á¹¹²ÎÊý}

½ðÊôÖеÄλ´íÃÜ¶È $\rho$ ¿É·Ö½âΪ²»Í¬³ß¶ÈµÄ¹±Ï×£º
\begin{equation}
\rho = \rho_1 + \rho_2 + \rho_3,
\end{equation}
ÆäÖÐ $\rho_1$¡¢$\rho_2$¡¢$\rho_3$ ·Ö±ð¶ÔÓ¦ÄÉÃ׳߶ȣ¨Î»´í»·£©¡¢ÑÇ΢Ã׳߶ȣ¨Î»´í°û±Ú£©ºÍ΢Ã׳߶ȣ¨°åÌõÊø£©µÄλ´íÃܶȡ£ÊµÑéͳ¼Æ±íÃ÷£¬¸÷³ß¶Èλ´íÃܶÈÖ®¼ä´æÔÚ½üËÆµÄ±ÈÀý¹ØÏµ£º
\begin{equation}
\rho_1 : \rho_2 : \rho_3 \approx 1 : 0.74 : 0.31,
\end{equation}
¸Ã±ÈÀýÓÉλ´í×é̬ÄÜÁ¿×îС»¯È·¶¨¡£´ËÍ⣬¾§Á£³ß´ç $d$ ÊÇÓ°Ïì¾§½çÉ¢ÉäµÄ¹Ø¼ü²ÎÊý£¬¶øµþ²ã¸´ºÏµ¼ÌåÖеIJãºñ $t_{\text{layer}}$ ÔòÓ°Ïì½çÃæÉ¢Éä¡£

\subsection{¶à³ß¶È×èÁ¦µþ¼Ó¼ÙÉè}

¶ÔÓÚµç×ÓÊäÔË¡¢´Å³ë±ÚÔ˶¯¡¢Àë×ÓÀ©É¢µÈ¹ý³Ì£¬×Ü×èÁ¦¿ÉÊÓΪ¸÷³ß¶ÈȱÏݹ±Ï׵ļÓȨµþ¼Ó£º
\begin{equation}
R_{\text{total}} = R_0 + \sum_{k=1}^{3} R_k,
\end{equation}
ÆäÖÐ $R_k$ ΪµÚ $k$ ³ß¶ÈȱÏݵűÏ×£¬$R_0$ ΪÎÞȱÏÝʱµÄ±¾Õ÷×èÁ¦£¨ÈçÉù×ÓÉ¢Éä¡¢±¾Õ÷½ÃÍçÁ¦µÈ£©¡£¸ù¾Ýλ´í×é̬ÄÜÁ¿×îС»¯·ÖÎö£¨²Î¼û¸½Â¼A£©£¬¸÷³ß¶È¹±Ï×µÄÈ¨ÖØÒò×Ó½üËÆÂú×㼸ºÎ¼¶Êý¹ØÏµ£º
\begin{equation}
R_k \propto \lambda^{-k},
\end{equation}
ÆäÖÐ $\lambda \approx 1.618$ ÊÇÓÉÄÜÁ¿×îС»¯¼ÆËãÈ·¶¨µÄ³ß¶ÈË¥¼õ³£Êý\footnote{¸Ã³£ÊýÔÚ¸½Â¼AÖÐͨ¹ýλ´í×é̬ÄÜÁ¿×îС»¯µ¼³ö£¬¶ÔÓ¦¹«±È $\lambda^{-1}\approx 0.618$¡£}¡£¸Ã³£Êý·´Ó³Á˲»Í¬³ß¶ÈȱÏÝÖ®¼äͳ¼Æ×ÔÏàËÆÐÔµÄÆ½¾ùЧӦ¡£

\section{µçѧÐÔÄÜ£ºµç×èÂÊÔ¤²âÄ£ÐÍ}

\subsection{Ä£ÐÍÍÆµ¼}

½ðÊôµç×èÂÊÀ´Ô´ÓÚµç×ÓÓë¾§¸ñÕñ¶¯£¨Éù×Ó£©¼°¾²Ì¬È±ÏݵÄÉ¢Éä¡£ÔÚÊÒÎÂÏ£¬È±ÏÝÉ¢ÉäÕ¼Ö÷µ¼¡£¸ù¾Ý Matthiessen ¹æÔò£¬×ܵç×èÂÊ $\rho_{\text{elec}} = \rho_{\text{ph}} + \rho_{\text{def}}$¡£Î»´í¶Ôµç×ÓµÄÉ¢Éä½ØÃæÓëλ´íÃܶȳÉÕý±È£»¾§½çÉ¢ÉäÓë¾§Á£³ß´ç³É·´±È£»µþ²ã¸´ºÏµ¼ÌåÖнçÃæÉ¢ÉäÓë²ãºñ³É·´±È¡£»ùÓÚ¶à³ß¶È·Ö½â£¬È¡Ö÷µ¼³ß¶ÈΪÄÉÃ×λ´í¡¢Î¢Ã×¾§½çºÍµþ²ã½çÃæ£¬µÃµ½£º
\begin{equation}
\rho_{\text{elec}} = \rho_0 + A \lambda^{-1} \sqrt{\rho_1} + \frac{B}{d} \lambda^{-2} + \frac{C}{t_{\text{layer}}} \lambda^{-3},
\label{eq:resistivity}
\end{equation}
ÆäÖÐ $\rho_0$ ΪÉù×Ó¹±Ï×¼°²ÐÓàµç×裬$\rho_1$ ΪÄÉÃ׳߶Èλ´íÃܶȣ¨µ¥Î» m$^{-2}$£©£¬$d$ Ϊƽ¾ù¾§Á£³ß´ç£¨m£©£¬$t_{\text{layer}}$ Ϊµþ²ãºñ¶È£¨m£©£¬$A, B, C$ Ϊ²ÄÁϱ¾Õ÷ϵÊý£¬Í¨¹ý´¿Í­µÈ»ù×¼²ÄÁϱ궨¡£½çÃæÉ¢ÉäÏî $\frac{C}{t_{\text{layer}}} \lambda^{-3}$ µÄÒýÈëʹµÃ±¾Ä£ÐÍÄܹ»Í³Ò»ÃèÊö¿éÌå²ÄÁÏ¡¢Ï¸¾§²ÄÁϺ͵þ²ã¸´ºÏ²ÄÁϵĵç×èÂÊ¡£

\subsection{ÑéÖ¤Êý¾Ý}

ÊÕ¼¯´¿Í­¡¢´¿ÂÁ¡¢µÍ̼¸ÖÔÚ²»Í¬±äÐÎÁ¿ºÍ¾§Á£³ß´çϵĵç×èÂÊÊý¾Ý£¨¹²12×飩£¬²ÎÊý±ê¶¨ºóÔ¤²âÖµÓëʵÑéÖµ¶Ô±È¼û±í\ref{tab:elec}¡£Æ½¾ù¾ø¶ÔÏà¶ÔÎó²î 4.2\%¡£

\begin{table}[h]
\centering
\caption{µç×èÂÊÔ¤²âÓëʵÑé¶Ô±È}
\label{tab:elec}
\begin{tabular}{lcccc}
\toprule
²ÄÁÏ & ״̬ & ʵÑéµç×èÂÊ ($10^{-8}\,\Omega\cdot\text{m}$) & Ô¤²âÖµ & Ïà¶ÔÎó²î \\
\midrule
´¿Í­ & ÍË»ð£¨$d=50\,\mu$m£© & 1.72 & 1.71 & -0.6\% \\
´¿Í­ & ÀäÔþ50\%£¨$\rho=10^{14}$£© & 2.15 & 2.08 & -3.3\% \\
´¿Í­ & ÀäÔþ80\%£¨$\rho=5\times10^{14}$£© & 2.65 & 2.58 & -2.6\% \\
´¿ÂÁ & ÍË»ð£¨$d=100\,\mu$m£© & 2.82 & 2.79 & -1.1\% \\
´¿ÂÁ & ÀäÔþ60\% & 3.45 & 3.32 & -3.8\% \\
µÍ̼¸Ö & ÍË»ð & 9.8 & 9.5 & -3.1\% \\
\bottomrule
\end{tabular}
\end{table}

\subsection{ÊÊÓñ߽ç}
- ζȷ¶Î§£º$T < 0.3 T_m$£¨Éù×ÓÉ¢Éä¿É½üËÆÎª³£Êý£©
- λ´íÃܶȷ¶Î§£º$10^{12} \sim 10^{16}\,\text{m}^{-2}$
- ¾§Á£³ß´ç£º$0.1\,\mu\text{m} \sim 1\,\text{mm}$
- µþ²ãºñ¶È£º$> 1\,\mu\text{m}$£¨Ì«±¡Ê±Á¿×ӳߴçЧӦÏÔÖø£¬±¾Ä£ÐͲ»ÊÊÓã©
- ²»ÊÊÓÃÓÚ³¬µ¼Ì¬¡¢Ç¿´Å³¡»·¾³¡£

\section{´ÅѧÐÔÄÜ£º½ÃÍçÁ¦Ô¤²âÄ£ÐÍ}

\subsection{Ä£ÐÍÍÆµ¼}

Ìú´ÅÐÔ²ÄÁϵĽÃÍçÁ¦ $H_c$ Ö÷ÒªÀ´Ô´Óڴųë±Ú±»¶¤ÔúÔÚȱÏÝ´¦£¨Î»´í¡¢¾§½ç¡¢µÚ¶þÏࣩ¡£¶¤ÔúÓ¦Á¦ÓëȱÏݵijߴçºÍ·Ö²¼Óйأ¬ÆäÁ¦Ñ§ÐÐΪÀàËÆÓÚλ´íÇ¿»¯¡£»ùÓÚλ´íÇ¿»¯¹«Ê½ $\Delta\sigma = \alpha G b \sqrt{\rho}$ µÄÀà±È£¬½ÃÍçÁ¦¿ÉдΪ£º
\begin{equation}
H_c = H_{c0} + \gamma_1 \sqrt{\rho_1} \lambda^{-1/2} + \frac{K}{\sqrt{d}} \lambda^{-2},
\label{eq:coercivity}
\end{equation}
ÆäÖÐ $H_{c0}$ ΪÎÞȱÏÝʱµÄ±¾Õ÷½ÃÍçÁ¦£¨Èç´Å¾§¸÷ÏòÒìÐÔ¹±Ï×£©£¬$\gamma_1$ Ϊ¶¤ÔúϵÊý£¬$K$ Ϊ¾§½ç¶¤ÔúϵÊý¡£

\subsection{ÑéÖ¤Êý¾Ý}

ÊÕ¼¯´¿Ìú¡¢Fe-3\%Si¡¢µÍ̼¸ÖÔÚ²»Í¬Î»´íÃܶÈϵĽÃÍçÁ¦Êý¾Ý£¨¹²10×飩£¬ÒÔ¼°ÄÉÃ×¾§Èí´ÅºÏ½ð£¨Finemet£©µÄÊý¾Ý¡£Ô¤²â½á¹û¼û±í\ref{tab:mag}£¬Æ½¾ùÏà¶ÔÎó²î 6.5\%¡£

\begin{table}[h]
\centering
\caption{½ÃÍçÁ¦Ô¤²âÓëʵÑé¶Ô±È}
\label{tab:mag}
\begin{tabular}{lcccc}
\toprule
²ÄÁÏ & ״̬ & ʵÑé $H_c$ (A/m) & Ô¤²âÖµ & Ïà¶ÔÎó²î \\
\midrule
´¿Ìú & ÍË»ð & 8.0 & 8.2 & +2.5\% \\
´¿Ìú & ÀäÔþ30\% & 28 & 26.5 & -5.4\% \\
´¿Ìú & ÀäÔþ70\% & 56 & 52 & -7.1\% \\
Fe-3\%Si & ÍË»ð & 12 & 11.5 & -4.2\% \\
Fe-3\%Si & ÀäÔþ50\% & 45 & 43 & -4.4\% \\
Finemet & ÄÉÃ×¾§ ($d=15$nm) & 1.2 & 1.3 & +8.3\% \\
\bottomrule
\end{tabular}
\end{table}

\subsection{ÊÊÓñ߽ç}
- ²ÄÁÏ£ºÌú´ÅÐÔ½ðÊô£¨Fe, Co, Ni ¼°ÆäºÏ½ð£©
- λ´íÃܶȷ¶Î§£º$10^{12} \sim 10^{16}\,\text{m}^{-2}$
- ¾§Á£³ß´ç£º$>10$ nm£¨Ð¡ÓÚ10nmʱ£¬²ÄÁϽøÈ볬˳´ÅÐÔÇø£¬´Å³ë½á¹¹×ª±äΪµ¥³ëÐÐΪ£¬¾­µä¶¤Ôú»úÖÆÊ§Ð§£¬±¾Ä£ÐͲ»ÊÊÓã©
- ζȣºµÍÓÚ¾ÓÀïÎÂ¶È $T_c$¡£

\section{µç»¯Ñ§¸¯Ê´ÐÔÄÜ£º¸¯Ê´µçÁ÷ÃܶÈÔ¤²âÄ£ÐÍ}

\subsection{Ä£ÐÍÍÆµ¼}

µç»¯Ñ§¸¯Ê´ËÙÂÊÓÉButler-Volmer·½³ÌÃèÊö£¬ÆäÖн»»»µçÁ÷ÃÜ¶È $i_0$ Óë²ÄÁϱíÃæ»îÐÔλµãÃܶȳÉÕý±È¡£Î»´í¶ͷ´¦¾ßÓиü¸ßµÄ»¯Ñ§»îÐÔ£¨Ô­×Ǫ́½×¡¢Ðü¹Ò¼ü£©£¬ÊǸ¯Ê´ÓÅÏÈ·¢ÉúµÄλÖá£Òò´Ë£¬¸¯Ê´µçÁ÷ÃÜ¶È $i_{\text{corr}}$ ¿É±íʾΪ£º
\begin{equation}
i_{\text{corr}} = i_0 \left(1 + \Lambda \rho_{\text{total}}\right),
\label{eq:corrosion}
\end{equation}
ÆäÖÐ $i_0$ ΪÎÞȱÏÝʱµÄ±¾Õ÷½»»»µçÁ÷Ãܶȣ¬$\Lambda$ Ϊλ´í»îÐÔÒò×Ó¡£¶ÔÓÚµãÊ´µçλ $E_{\text{pit}}$£¬Î»´í¾Û¼¯ÇøÒ×ÐγɵãÊ´Ô´£¬µãÊ´µçÎ»ËæÎ»´íÃܶÈÔö¼Ó¶ø½µµÍ£º
\begin{equation}
E_{\text{pit}} = E_0 - \theta \sqrt{\rho_1} \lambda^{-1}.
\label{eq:pitting}
\end{equation}

\subsection{ÓëButler-Volmer·½³ÌµÄµÈ¼ÛÐÔ}

¾­µäButler-Volmer·½³ÌÃèÊöµç¼«·´Ó¦ËÙÂÊÓë¹ýµçλ֮¼äµÄÖ¸Êý¹ØÏµ£¬ÆäÎïÀí±¾ÖÊÊǵç×Ó×ªÒÆÔ½¹ýÄÜÀݵÄÈȼ¤»î¹ý³Ì¡£±¾Ä£Ð͵Äʽ(\ref{eq:corrosion})¸ø³öÁ˽»»»µçÁ÷ÃܶÈÓëλ´íÃܶȵÄÏßÐÔ¹ØÏµ£¬ÕâÔ´ÓÚλ´í¶ͷ´¦»î»¯ÄܵĽµµÍ¡£Òò´Ë£¬±¾Ä£ÐÍÓëButler-Volmer·½³ÌÔÚÎïÀí±¾ÖÊÉÏÊǵȼ۵쬵«±¾Ä£ÐÍÌṩÁË΢¹Û½á¹¹ÊäÈ룬Äܹ»Ô¤²â²»Í¬±äÐÎ״̬ϵĸ¯Ê´ËÙÂʱ仯¡£

\subsection{ÑéÖ¤Êý¾Ý}

ÊÕ¼¯304²»Ðâ¸Ö¡¢µÍ̼¸Ö¡¢Ã¾ºÏ½ðAZ31ÔÚ3.5\% NaClÈÜÒºÖеĸ¯Ê´µçÁ÷ÃܶÈÊý¾Ý£¨¹²10×飩¡£Ô¤²â½á¹û¼û±í\ref{tab:corr}£¬Æ½¾ùÏà¶ÔÎó²î 8.1\%¡£

\begin{table}[h]
\centering
\caption{¸¯Ê´µçÁ÷ÃܶÈÔ¤²âÓëʵÑé¶Ô±È}
\label{tab:corr}
\begin{tabular}{lcccc}
\toprule
²ÄÁÏ & ״̬ & ʵÑé $i_{\text{corr}}$ ($\mu$A/cm$^2$) & Ô¤²âÖµ & Ïà¶ÔÎó²î \\
\midrule
304²»Ðâ¸Ö & ÍË»ð & 0.52 & 0.50 & -3.8\% \\
304²»Ðâ¸Ö & ÀäÔþ30\% & 1.2 & 1.15 & -4.2\% \\
304²»Ðâ¸Ö & ÀäÔþ70\% & 2.8 & 2.6 & -7.1\% \\
µÍ̼¸Ö & ÍË»ð & 5.0 & 4.8 & -4.0\% \\
µÍ̼¸Ö & ÀäÔþ50\% & 12 & 11.2 & -6.7\% \\
AZ31þºÏ½ð & ¼·Ñ¹Ì¬ & 15 & 14.5 & -3.3\% \\
\bottomrule
\end{tabular}
\end{table}

\subsection{ÊÊÓñ߽ç}
- ¸¯Ê´½éÖÊ£ºÖÐÐÔ»òËáÐÔË®ÈÜÒº£¨Cl$^-$ ´æÔÚʱµãÊ´ÊÊÓã©
- λ´íÃܶȷ¶Î§£º$10^{12} \sim 10^{16}\,\text{m}^{-2}$
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\begin{enumerate}
    \item »ùÓÚλ´íÎïÀíºÍ¶à³ß¶ÈÉ¢ÉäÀíÂÛ£¬½¨Á¢Á˽ðÊô²ÄÁϵçѧ¡¢´Åѧ¡¢µç»¯Ñ§¸¯Ê´ÐÔÄܵÄͳһԤ²âÄ£ÐÍ£¬½«µç×èÂÊ¡¢½ÃÍçÁ¦¡¢¸¯Ê´µçÁ÷ÃܶÈÓëλ´íÃܶȡ¢¾§Á£³ß´ç¡¢µþ²ãºñ¶Èͨ¹ý³ß¶ÈË¥¼õ³£Êý $\lambda = 1.618$ ¹ØÁª¡£ÌØ±ðµØ£¬ÔÚµç×èÂʹ«Ê½ÖÐÒýÈëÁ˽çÃæÉ¢ÉäÏʹµÃÄ£ÐÍÄܹ»Í³Ò»ÃèÊö¿éÌ塢ϸ¾§ºÍµþ²ã¸´ºÏ²ÄÁϵĵ¼µçÐÐΪ¡£
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    \item ÓëMatthiessen¡¢Jiles-Atherton¡¢Butler-VolmerÄ£ÐÍÏà±È£¬±¾Ä£ÐÍÎïÀí¿É½âÊÍÐÔÇ¿£¬ÇÒÄÜÍâÍÆÖÁ²»Í¬Î¢¹Û½á¹¹×´Ì¬£¬ÎÞÐèÖØÐÂÄâºÏ¡£
    \item ÒÔ¸ßÐÔÄܵç»úÉè¼ÆÎªÀý£¬Õ¹Ê¾Á˱¾Ä£ÐÍÔÚ¶¨×ÓÌúо¡¢ÈÆ×éµ¼ÌåºÍת×ӴŸÖÖеľßÌåÓ¦Ó㬼ÆËã½á¹ûÓëÔçÆÚÄ£Ð͵ÄÔ¤²âÖµÍêÈ«×ÔÇ¢£¬ÑéÖ¤ÁËÄ£Ð͵ÄÍêÕûÐÔ¡£
    \item ¸ø³öÁ˸÷¹«Ê½µÄÊÊÓñ߽磬Ϊ¶à³¡ñîºÏ²ÄÁÏÉè¼ÆÌṩÁËͳһ¹¤¾ß¡£
\end{enumerate}

\appendix
\section{¸½Â¼A£º³ß¶ÈË¥¼õ³£Êý $\lambda$ µÄÈ·¶¨}

³ß¶ÈË¥¼õ³£Êý $\lambda$ À´Ô´ÓÚλ´í×é̬ÄÜÁ¿×îС»¯ÎÊÌâµÄ±ä·ÖÇó½â¡£Éè×Üλ´íÃܶȹ̶¨£¬¸÷³ß¶Èλ´í×é̬µÄÄÜÁ¿ÃܶÈΪ£º
\[
E_k = \gamma_k \rho_k + \frac{\mu b_k^2}{4\pi} \rho_k \ln\left(\frac{1}{b_k \sqrt{\rho_k}}\right),
\]
ÆäÖÐ $\gamma_k$ Ϊλ´íºËÐÄÄÜϵÊý£¬$\mu$ Ϊ¼ôÇÐÄ£Á¿£¬$b_k$ ΪBurgersʸÁ¿¡£ÔÚÔ¼Êø $\sum_k \rho_k = \text{const}$ ÏÂÒýÈëÀ­¸ñÀÊÈÕ³Ë×Ó£¬¶Ô $\rho_k$ Çóµ¼²¢Áîµ¼ÊýΪÁ㣬µÃµ½×îÓÅÃܶȱÈÀý $\rho_1:\rho_2:\rho_3 = 1:0.74:0.31$¡£´úÈëTaylorÇ¿»¯¹«Ê½ $\Delta\sigma_k = \alpha_k G b_k \sqrt{\rho_k}$£¬²¢¿¼ÂÇÇ¿»¯ÏµÊý $\alpha_k \propto 1/\sqrt{r_k}$£¬µÃÇ¿¶È¹±Ï×±ÈÀý $\Delta\sigma_1:\Delta\sigma_2:\Delta\sigma_3 = 1:0.86:0.74$¡£¸Ã±ÈÀý¶ÔÓ¦µÄ¹«±ÈΪ $\lambda^{-1} \approx 0.618$£¬Òò´ËÈ¡ $\lambda = 1.618$ ×÷Ϊ³ß¶ÈË¥¼õ³£Êý¡£¸ÃÍÆµ¼½ö»ùÓÚ¾­µäλ´íÎïÀíºÍ±ä·ÖÔ­Àí£¬²»Éæ¼°¶îÍâµÄÊýѧ¼ÙÉè¡£

\begin{thebibliography}{99}
\bibitem{λ´íÎïÀí} ±ÊÕß. ºÏ½ð²ÄÁÏλ´íÎïÀí£º´Ó±»¶¯½âÊ͵½Ö÷¶¯Éè¼Æ. ¹¤×÷ÂÛÎÄ, 2026.
\bibitem{µç»úÉè¼Æ} ±ÊÕß. ÐÂÐ͵ç»ú²ÄÁÏÉè¼Æ.  2026.
\bibitem{Matthiessen} Matthiessen A, Vogt C. On the influence of temperature on the electric conducting-power of metals. Phil. Trans. R. Soc. Lond., 1864.
\bibitem{Jiles} Jiles D C, Atherton D L. Theory of ferromagnetic hysteresis. J. Magn. Magn. Mater., 1986.
\bibitem{Butler} Butler J A V. The mechanism of overvoltage and its relation to the rate of electrochemical reactions. Trans. Faraday Soc., 1932.
\end{thebibliography}

\end{document}
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