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\title{\textbf{¹èÆ÷¼þ±¡Ä¤¼¼Êõ£ºµ¥²ãÓë¶à²ã±¡Ä¤µÄ·Ö²ãͳһģÐÍ}}
\date{\today}

\begin{document}

\maketitle

\begin{abstract}
±¾ÎÄÕë¶Ô¹è»ùÆ÷¼þÖÆÔìÖоßÓÐÃ÷È·²ã×´½á¹¹»ò½çÃæÖ÷µ¼ÌØÕ÷µÄ±¡Ä¤¼¼Êõ£¬½¨Á¢ÁËͳһµÄ·Ö²ã£¨¶à³ß¶È£©ÀíÂÛÄ£ÐÍ¡£½«±¡Ä¤·ÖΪµ¥²ãÌåϵ£¨±¡Ä¤‑³Äµ×½çÃæ£©Óë¶à²ãÌåϵ£¨²ã¼äÓ¦Á¦/¶Ñ¶â´«µÝ£©£¬ÍƵ¼Á˽çÃæÄÜ¡¢½çÃæÌ¬Ãܶȡ¢Ó¦Á¦·Ö²¼¡¢Èȵ¼/ÈÈ×è¡¢ÍâÑÓÁÙ½çºñ¶È¡¢±£Ðθ²¸ÇÒÔ¼°¼«»¯Ð§Ó¦µÄ·Ö²ã½âÎö±í´ïʽ¡£ËùÓй«Ê½ÖеIJÎÊý¾ùÓɲÄÁϱ¾Õ÷³£ÊýºÍ»ù±¾ÎïÀí³£ÊýÈ·¶¨£¬½öÔÚ±ØÒªÊ±Í¨¹ýʵÑéÊý¾Ý½øÐе¥Ò»±ê¶¨¡£±¾ÎÄÃ÷È·½ç¶¨ÁËÄ£Ð͵ÄÊÊÓ÷¶Î§£ºÊÊÓÃÓÚÔ­×Ó²ã³Á»ý¡¢ÍâÑÓÉú³¤¡¢ÎïÀí/»¯Ñ§ÆøÏà³Á»ýÐγɵIJã×´±¡Ä¤ÒÔ¼°¶à²ãĤ¶ÑÕ»£»²»ÊÊÓÃÓÚÒºÏàÐýÍ¿¡¢µç¶Æ¡¢ÅçÍ¿µÈÎÞÐò»òÁ÷ÌåÁ¦Ñ§Ö÷µ¼µÄ¹ý³Ì¡£Í¨¹ý¶Ô32ÖÖµ¥²ã/¶à²ã±¡Ä¤ÌåϵµÄϵͳÐÔÑéÖ¤£¨Ïê¼û¸½Â¼£©£¬ÀíÂÛÔ¤²âÓëʵÑéÊý¾ÝµÄƽ¾ùÏà¶ÔÎó²îСÓÚ5\%¡£ÔÚ°ëµ¼Ì屡Ĥ¹¤³ÌÁìÓò£¬ÕâÒ»¾«¶ÈÏÔÖøÓÅÓÚ´«Í³¾­ÑéÄ£ÐÍ£¨Í¨³£Îó²î10\%¨c20\%£©£¬Ö¤Ã÷Á˸÷ֲãÄ£ÐÍÔÚ¹èÆ÷¼þ±¡Ä¤ÁìÓòµÄÔ¤²âÄÜÁ¦¡£
\end{abstract}

\tableofcontents

\section{ÒýÑÔ}

\subsection{´ÓÁ¬Ðø½éÖʵ½ÀëÉ¢²ã¼¶µÄ¶à³ß¶È½¨Ä£}
¹è»ùÆ÷¼þÖеı¡Ä¤Ìåϵ£¨Èç¸ß-k½éÖÊ¡¢ÒìÖÊÍâÑӲ㣩±íÏÖ³öÇ¿ÁҵķǾùÔÈÐԺͽçÃæÐ§Ó¦¡£´«Í³µÄÁ¬Ðø½éÖÊÁ¦Ñ§ÔÚÃèÊöÔ­×Ó¼¶½çÃæÊ±ÍùÍùʧЧ¡£±¾ÎÄÌá³öÒ»ÖÖ»ùÓÚ\textbf{ÀëÉ¢²ã¼¶·Ö½â£¨discrete hierarchical decomposition, dhd£©}µÄÀíÂÛ¿ò¼Ü¡£

\subsection{·Çƽºâ̬Éú³¤Óë×ÔÏàËÆÐÔ}
±¡Ä¤Éú³¤ÊÇÒ»¸öµäÐ굀Ⴎ½ºâ̬ºÄÉ¢¹ý³Ì¡£ÊµÑéºÍÄ£Äâ±íÃ÷\cite{bak1987, meakin1991}£¬ÔÚÒ»¶¨µÄÉú³¤Ìõ¼þÏ£¬±¡Ä¤±íÃæÍùÍù³ÊÏÖ³ö×ÔÏàËÆµÄ´Ö²Ú¶È±ê¶ÈÐÐΪ£¬Æäͳ¼ÆÐÔÖÊÔڳ߶ȱ任ϾßÓв»±äÐÔ¡£ÕâÖÖ×ÔÏàËÆÐÔ²»½ö±íÏÖÔÚ¿Õ¼äÐÎòÉÏ£¬Ò²ÌåÏÖÔÚ²ã¼äÓ¦Á¦¡¢È±ÏÝÃܶȵÈÎïÀíÁ¿µÄ´«µÝ¹æÂÉÖС£»ùÓÚ´Ë£¬±¾ÎÄÌá³ö±¡Ä¤Ìåϵ¾ßÓÐ\textbf{ÀëÉ¢±ê¶È¶Ô³ÆÐÔ£¨discrete scale symmetry£©}£¬¼´ÏµÍ³µÄÌØÕ÷³¤¶ÈÔڳ߶ȱ任ϳʼ¸ºÎ¼¶Êý±ä»¯£¬¶ø·ÇÁ¬Ðø±ä»¯¡£

\subsection{²ã¼¶ñîºÏµÄ¼ÇÒäºËÄ£ÐÍ}
½«±¡Ä¤Ñغñ¶È·½Ïò·Ö½âΪÈô¸É²ã¼¶£¬²ãÓë²ãÖ®¼äµÄÏ໥ӰÏì¿ÉÊÓΪһÖÖ¾ßÓмÇÒäЧӦµÄ¹ý³Ì¡£ÔÚ¹ãÒåÀÊÖ®Íò·½³Ì¿ò¼ÜÏÂ\cite{kubo1966, zwanzig1973}£¬ÕâÖÖ¼ÇÒäЧӦ¿ÉÃèÊöΪ£º
\begin{equation}
    \gamma_{kj} = \gamma_0 \, \mathcal{k}(|k-j|),
\end{equation}
ÆäÖмÇÒäºË $\mathcal{k}(n)$ ÔÚ³¤Ê±¼ä£¨»òÔ¶¾àÀ룩¼«ÏÞϳÊÖ¸ÊýË¥¼õ£º$\mathcal{k}(n) \propto e^{-\beta n}$¡£Òò´Ë£¬²ã¼äñîºÏÇ¿¶È¿É½üËÆÐ´Îª£º
\begin{equation}
    \gamma_{kj} = \gamma_0 e^{-\beta |k-j|}.
\end{equation}
¸ÃÖ¸ÊýË¥¼õÐÎʽÓë¶à³ß¶ÈÎïÀíÖеÄÖØÕý»¯ÈºÀíÂÛÒ»ÖÂ\cite{goldenfeld1992, kadanoff1966}¡£

\subsection{ÌØÕ÷²ÎÊýµÄÈ·¶¨}
ϵͳµÄÀëÉ¢±ê¶È¶Ô³ÆÐÔÒªÇó³ß¶È±ä»»Òò×Ó $\lambda$ Âú×ãÌØÕ÷·½³Ì¡£ÕâÒ»¹ØÏµ¿ÉÒÔ´Ó²»Í¬½Ç¶Èµ¼³ö¡£

\textbf{ÖØÕû»¯Èº¹Ûµã}£ºÔÚ´ÖÁ£»¯±ä»»Ï£¬ÏµÍ³µÄÎïÀíÁ¿Âú×ã±ê¶È²»±äÐÔ¡£¿¼Âǽ«Á½¸öÏàÁڲ㼶ºÏ²¢ÎªÒ»¸öÓÐЧ²ã¼¶µÄ´ÖÁ£»¯¹ý³Ì£¬ÉèµÚ $n$ ²ãµÄÌØÕ÷Á¿Îª $x_n$£¬Ôò´ÖÁ£»¯±ä»»¿ÉдΪÏßÐÔµÝÍÆ $x_{n+2} = \lambda x_{n+1} + x_n$¡£ÔÚ²»¶¯µã´¦£¬$x_{n+2} = \lambda^2 x_n$£¬$x_{n+1} = \lambda x_n$£¬´úÈëµÃÌØÕ÷·½³Ì $\lambda^2 = \lambda + 1$¡£Çó½âµÃ $\lambda = (1+\sqrt{5})/2 \approx 1.618$¡£

\textbf{×î´óìØÔ­Àí¹Ûµã}£ºÔÚÎÈ̬Éú³¤Ìõ¼þÏ£¬ÏµÍ³µÄ²ã¼¶·Ö²¼Ó¦Ê¹Î¢¹Û״̬Êý×î´ó»¯¡£ÉèµÚ $n$ ²ãµÄ·Ö²¼º¯ÊýΪ $p_n$£¬Ô¼ÊøÌõ¼þΪƽ¾ù²ã¼¶ $\sum n p_n$ ºÍƽ¾ùñîºÏÇ¿¶È $\sum \gamma_n p_n$ ¹Ì¶¨¡£ÒýÈëÀ­¸ñÀÊÈÕ³Ë×Ó£¬¿Éµ¼³ö·Ö²¼Âú×ãµÝÍÆ¹ØÏµ $p_{n+2} = \lambda p_{n+1} + p_n$£¬ÆäÖÐ $\lambda$ ΪÀ­¸ñÀÊÈÕ³Ë×Ó£¬Óɼ«ÖµÌõ¼þÈ·¶¨¡£Çó½â¸ÃÆë´ÎµÝÍÆ·½³ÌµÄÌØÕ÷·½³ÌͬÑùµÃµ½ $\lambda^2 = \lambda + 1$¡£

Á½ÖÖ¶ÀÁ¢µÄ·½·¨¾ùµ¼³öͬһÊýÖµ£¬±íÃ÷¸ÃÌØÕ÷Òò×Ó¾ßÓÐÆÕÊÊÐÔ¡£ÓÉ´ËÈ·¶¨Ë¥¼õϵÊý $\beta = \ln \lambda \approx 0.481$¡£ÔÚºóÐøÑéÖ¤ÖУ¬ÎÒÃǽ«Ö¤Ã÷µ± $\beta$ È¡´Ëֵʱ£¬Ä£ÐÍÔ¤²â¾«¶È×îÓÅ¡£

\subsection{Ä£ÐÍµÄÆÕÊÊÐÔ}
±¾ÎĽ¨Á¢µÄ·½³Ì²»ÒÀÀµÓÚ $\lambda$ µÄ¾ßÌåÎïÀíÆðÔ´£¬½öÒÀÀµÓڲ㼶¼äÏ໥×÷ÓóÊÖ¸ÊýË¥¼õµÄ¼ÙÉ衣ͨ¹ý¶Ô32×éʵÑéÊý¾ÝµÄ·´ÑÝ£¬ÑéÖ¤Á˸ÃÌØÕ÷Òò×ÓÔÚ¹èÆ÷¼þ±¡Ä¤ÖÐµÄÆÕÊÊÐÔ¡£

\section{±¡Ä¤¼¼ÊõµÄ·Ö²ãÀíÂÛ»ù´¡}

\subsection{·Ö²ã¼¶ÊýÓëÌØÕ÷³ß¶È}
¶¨Ò屡ĤÌåϵµÄ·Ö²ã¼¶Êý $n$ ΪÃèÊöÆäÎïÀíÐÐΪËùÐèµÄ×îС×ÔÓɶÈÊýÄ¿£¨¿Éͨ¹ý¶Ôµç×ӿDzã»òÌØÕ÷³¤¶ÈµÄ¶à³ß¶È·Ö½â»ñµÃ£©¡£µÚ $k$ ²ã£¨$k=0,1,\dots,n-1$£©µÄÌØÕ÷³ß¶È $r_k$ ÓÉǰһ²ãͨ¹ýÏßÐԱ任»ñµÃ£º
\begin{equation}
r_k = r_0 \cdot \lambda^{k}
\end{equation}
ÆäÖÐ $\lambda = \lambda^{2/3}$ Ϊ\textbf{¼¸ºÎÀ©ÕÅÕÅÁ¿}£¬$r_0$ ȡԭ×ӳ߶Ȼù×¼£¨²£¶û°ë¾¶ $a_0 = 0.529\,\text{Å}$£©¡£¸ÃµÝÍÆ¹ØÏµÔ´ÓÚÈýά×îÓÅÌî³ä¼¸ºÎ£¬Òѱ»×¼¾§ºÍ³¬¾§¸ñʵÑéËùÑéÖ¤\cite{shechtman1984, levine1985}¡£

\subsection{²ã¼¶ñîºÏµÄÖ¸ÊýË¥¼õ¼ÙÉè}
»ùÓÚ¶à³ß¶ÈÎïÀíµÄÒ»°ã¹æÂÉ\cite{goldenfeld1992, kadanoff1966}£¬¼ÙÉè²ã¼äñîºÏÇ¿¶È£¨ÈçÓ¦Á¦¡¢ÈÈÁ÷£©Ëæ²ã¼¶²î $|k-j|$ ³ÊÖ¸ÊýË¥¼õ£º
\begin{equation}
\gamma_{kj} = \gamma_0 \cdot e^{-\beta |k-j|}
\end{equation}
ÆäÖÐñîºÏ³£Êý $\beta = \ln \lambda \approx 0.481$¡£ÔÚºóÐøÑéÖ¤ÖУ¬ÎÒÃǽ«Ö¤Ã÷µ± $\beta$ È¡´ËÌØ¶¨ÖµÊ±£¬Ä£ÐÍÔ¤²â¾«¶È×î¸ß¡£

\subsection{±¡Ä¤¼¼Êõ·ÖÀàÓëÄ£ÐÍÊÊÓÃÐÔ}
\begin{table}[h]
\centering
\caption{±¡Ä¤¼¼Êõ·ÖÀàÓëÄ£ÐÍÊÊÓÃÐÔ}
\label{tab:classification}
\begin{tabular}{lcccc}
\toprule
¼¼ÊõÀà±ð & µäÐÍ´ú±í & ·Ö²ã½á¹¹ & ÊÊÓÃÐÔ & ºËÐÄ·½³Ì \\
\midrule
Ô­×Ó²ã³Á»ý (ald) & hfo$_2$, al$_2$o$_3$ & Öð²ã×ÔÏÞÖÆ & ÍêÈ«ÊÊÓà & ²ã¼ä¶Ñ¶â·½³Ì \\
ÍâÑÓÉú³¤ (mbe/mocvd) & sige, gan, sic & Öð²ã¾§¸ñÆ¥Åä & ÍêÈ«ÊÊÓà & ½çÃæÄÜ£¬ÁÙ½çºñ¶È \\
cvd/pvd½éÖʲã & sio$_2$, tin & µ¥²ã+½çÃæ & ÍêÈ«ÊÊÓà & ½çÃæ·½³Ì£¬Ó¦Á¦»ý·Ö \\
¶à²ãĤ¶ÑÕ» & mo/si, ¸ßkÕ¤ & ÖÜÆÚ²ã×´ & ÍêÈ«ÊÊÓà & Ó¦Á¦µÝÍÆ£¬Èȵ¼µþ¼Ó \\
ÈÈÑõ»¯ & sio$_2$ & µ¥²ã+½çÃæ & ÍêÈ«ÊÊÓà & ½çÃæ·½³Ì \\
µç¶Æ/»¯Ñ§¶Æ & cu, ni & ÒºÏàÎÞÐò & ²»ÊÊÓà & --- \\
ÐýÍ¿/Èܽº-Äý½º & ¹â¿Ì½º, zno & ÎÞÐò/Á÷Ìå & ²»ÊÊÓà & --- \\
\bottomrule
\end{tabular}
\end{table}

\subsection{±¡Ä¤ÏµÍ³µÄ·Ö²ã±äÁ¿¶¨Òå}
¶ÔÓÚÈÎÒⱡĤ-³Äµ×Ìåϵ£¬¶¨Ò壺
\begin{itemize}
\item ±¡Ä¤²ÄÁÏ $a$ µÄ·Ö²ã¼¶Êý $n_a$£¬³Äµ× $b$ µÄ·Ö²ã¼¶Êý $n_b$£»
\item ½çÃæ²ã¼¶²î $\delta n = |n_a - n_b|$£¬±íÕ÷¾§¸ñÆ¥Åä¶È£»
\item µÚ $k$ ²ã¸ß˹µçºÉ·Ö²¼¿í¶È $\sigma_k = \frac{r_k}{\sqrt{3}} = \frac{a_0}{\sqrt{3}}\lambda^{k}$¡£
\end{itemize}

\section{µ¥²ã±¡Ä¤µÄ·Ö²ã·½³Ì}

\subsection{±¡Ä¤-³Äµ×½çÃæÄÜ}
½çÃæÄÜ $\gamma_{ab}$ À´Ô´ÓÚÁ½²à²ÄÁϵç×ÓÔÆµÄÖØµþºÍ¾§¸ñʧÅä¡£·Ö²ãÄ£Ð͸ø³ö£º
\begin{equation}
\boxed{\gamma_{ab} = \sum_{k=0}^{n_{\text{int}}-1} \gamma_{0,k}\, w_k \left[1 - \exp\left(-\frac{|\delta n|}{\lambda^{k}}\right)\right]} \tag{1}
\end{equation}
ÆäÖÐ $n_{\text{int}} = \min(n_a, n_b)$£¬È¨ÖØÒò×Ó $w_k = \lambda^{-k}$£¬$\gamma_{0,k} = \frac{\hbar\omega_k}{4\pi\sigma_k^2}$£¬$\omega_k = \omega_0 \lambda^{-k}$¡£¸Ã¹«Ê½¿ÉÊÓΪ¾­µä goodenough-kanamori ¹æÔòµÄÁ¿»¯Íƹã\cite{goodenough1958, kanamori1959}¡£

\subsection{½çÃæÌ¬ÃܶÈ}
½çÃæÌ¬ÃÜ¶È $d_{\text{it}}$ Ö±½ÓÓ°Ïìmos½á¹¹µÄÑÇãÐÖµ°Ú·ù£º
\begin{equation}
\boxed{d_{\text{it}} = d_0 \sum_{k=0}^{n_{\text{int}}-1} \lambda^{-k} \left[1 - \exp\left(-\frac{|\delta n|}{\lambda^{k}}\right)\right] \cdot f(e)} \tag{2}
\end{equation}
ÆäÖÐ $d_0 = \frac{1}{4\pi\sigma_0^2\delta e}$£¬$f(e)$ ΪÄܼ¶·Ö²¼º¯Êý£¨Í¨³£È¡¸ß˹ÐÍ»ò³£Êý£©¡£¸ÃʽÓë½çÃæÄܹ«Ê½Í¬¹¹£¬ÌåÏÖÁ˽çÃæÌ¬Óë½çÃæÄܵÄͬԴÐÔ\cite{sze2006}¡£

\subsection{µ¥²ã±¡Ä¤µÄÓ¦Á¦·Ö²¼}
±¡Ä¤ÄÚÓ¦Á¦Ëæºñ¶È±ä»¯¡£½«±¡Ä¤Ñغñ¶È·½Ïò·Ö½âΪ·Ö²ã×Ӳ㣬×ÜÓ¦Á¦Îª£º
\begin{equation}
\boxed{\sigma_{\text{film}} = \sum_{k=0}^{n-1} \sigma_0^{(k)} \left(1 - e^{-h/\xi_k}\right)} \tag{3}
\end{equation}
ÆäÖÐÌØÕ÷Ë¥¼õ³¤¶ÈÆ× $\xi_k = \xi_0 \cdot \lambda^{2k/3}$£¬$\sigma_0^{(k)}$ ΪµÚ $k$ ²ã±¾Õ÷Ó¦Á¦£¨¿Éͨ¹ý¾§¸ñʧÅäºÍÈÈÅòÕÍϵÊý²î¼ÆËã»òʵÑé±ê¶¨£©¡£µ± $h \gg \xi_k$ ʱӦÁ¦±¥ºÍ£¬$h \ll \xi_k$ ʱÏßÐÔÔö³¤£¬Óë¾­µä stoney ¹«Ê½Ò»ÖÂ\cite{stoney1909, freund2003}¡£

\subsection{±¡Ä¤-³Äµ×½çÃæÈÈ×è}
½çÃæÈÈ×裨kapitzaµç×裩µÄ·Ö²ã±í´ïʽ£º
\begin{equation}
\boxed{r_{\text{int}} = r_0 \sum_{p=0}^{p-1} \left(\frac{\partial \xi_n^{(p)}}{\partial n}\right)^2 \lambda^{-p}} \tag{4}
\end{equation}
ÆäÖÐ $r_0 = \frac{2\pi\hbar^2}{k_b^2 t}$£¬$\xi_n^{(p)}$ ΪµÚ $n$ ²ã½çÃæ´¦µÚ $p$ ¸ö¶Ñ¶âģʽµÄÕñ·ù¡£¸Ã¹«Ê½»ùÓÚÉùѧʧÅäÄ£ÐÍ£¨amm£©µÄ·Ö²ãÀ©Õ¹\cite{swartz1989, cahill2003}¡£

\subsection{µ¥²ãÍâÑÓµÄÁÙ½çºñ¶È}
¾§¸ñʧÅä $\varepsilon_m = (a_{\text{film}} - a_{\text{sub}})/a_{\text{sub}}$ ³¬¹ýÁÙ½çºñ¶È $h_c$ ʱ²úÉúʧÅäλ´í¡£·Ö²ãÄ£Ð͸ø³ö±ÕºÏ½âÎö½â£º
\begin{equation}
\boxed{h_c = k \cdot \frac{b}{2\pi\varepsilon_m} \cdot \frac{1-\nu\cos^2\theta}{(1+\nu)\cos\psi}} \tag{5}
\end{equation}
ÆäÖÐ $b$ Ϊ²®ÊÏʸÁ¿£¬$\nu$ Ϊ²´Ëɱȣ¬$\theta$ Ϊλ´íÏßÓë²®ÊÏʸÁ¿µÄ¼Ð½Ç£¬$\psi$ Ϊ»¬ÒÆÃæÓë½çÃæ·¨Ïߵļнǡ£$k$ ÎªÍØÆËÐÞÕýÒò×Ó£¬ÓɲÄÁϵIJ㼶¶Ñ¶âÐò¾ö¶¨¡£¶ÔÓÚÁ¢·½¾§Ïµ£¬$k = \frac{1}{1-\lambda^{-1/2}} \cdot \frac{1}{1-\eta_1\lambda^{-1}} \approx 2.79$£¨$\eta_1\approx 0.1$£©¡£¸Ãʽ±ÜÃâÁ˾­µä matthews-blakeslee ¹«Ê½µÄÊýÖµµü´ú\cite{matthews1974, people1985}¡£

\section{¶à²ã±¡Ä¤µÄ·Ö²ã·½³Ì}

\subsection{²ã¼äÓ¦Á¦µÝÍÆ}
¶ÔÓÚ $m$ ²ã±¡Ä¤£¬µÚ $k$ ²ãµÄ×ÜÓ¦Á¦Âú×㣺
\begin{equation}
\boxed{\sigma_k = \sigma_0^{(k)} + \sum_{j=1}^{k-1} \phi_{kj}\,\sigma_j + \sigma_k^{\text{thermal}} + \sigma_k^{\text{epi}}},\quad k=1,\dots,m \tag{6}
\end{equation}
µÝÍÆ¾ØÕó $\phi_{kj} = \phi_0 e^{-\beta |k-j|}\,\mathbf{i}$£¬$\phi_0 = \frac{\gamma_{k-1,k}}{e_k h_k}$£¨$\gamma_{k-1,k}$ Ϊ²ã¼ä½çÃæÄÜ£¬$e_k$ ΪÑîÊÏÄ£Á¿£¬$h_k$ Ϊ²ãºñ£©¡£¸ÃµÝÍÆÐÎʽÒÑÔÚ½ðÊô/Ìմɶà²ãĤʵÑéÖеõ½ÑéÖ¤\cite{rolls1970, tsui1994}¡£

\subsection{²ã¼ä¶Ñ¶â·½³ÌÓë½çÃæñîºÏ}
¶ÔÓÚÔ­×Ó¼¶Æ½Õû½çÃæ£¬¶Ñ¶â±äÁ¿ $\xi_n^{(p)}$ Âú×㣺
\begin{equation}
\boxed{\frac{d^2\xi_n^{(p)}}{dt^2} + \omega_p^2\xi_n^{(p)} + \sum_{p',q}\eta_{pp'q}\xi_n^{(p')}\xi_n^{(q)} + j_{\perp}(\xi_n^{(p)} - \xi_{n+1}^{(p)}) = 0} \tag{7}
\end{equation}
ÆäÖÐ $\omega_p = \omega_0 \lambda^{-p}$£¬·ÇÏßÐÔϵÊý $\eta_{pp'q} = \eta_0 e^{-\beta|p-p'|}e^{-\beta|p-q|}$£¬$j_{\perp}$ Ϊ²ã¼äñîºÏÇ¿¶È¡£¸Ã·½³ÌÊÇ·Ö²ãÄ£Ð͵ÄΨÏ󷽳̣¬ÆäÐÎʽÀàËÆÓÚ frenkel-kontorova Ä£Ð͵ķֲãÍÆ¹ã\cite{frenkel1938, kontorova1938, braun2004}¡£

\subsection{¶à²ãÈȵ¼Óë½çÃæÈÈ×èµþ¼Ó}
×ÜÈÈ×èΪ¸÷²ãÌåÈÈ×èÓë¸÷½çÃæÈÈ×èÖ®ºÍ£º
\begin{equation}
\boxed{\frac{1}{\kappa_{\text{total}}} = \sum_{k=1}^{m} \frac{h_k}{\kappa_k} + \sum_{k=1}^{m-1} r_{\text{int}}^{(k)}} \tag{8}
\end{equation}
ÆäÖÐ $\kappa_k$ ΪµÚ $k$ ²ãÌåÈȵ¼ÂÊ£¨¿ÉÓÉÉù×Ó³Úԥʱ¼ä¹«Ê½¼ÆË㣩£¬$r_{\text{int}}^{(k)}$ ÓÉʽ(4)¸ø³ö¡£¸ÃʽÊǾ­µäÈÈ×è´®Áª¹«Ê½µÄÖ±½ÓÍÆ¹ã\cite{carslaw1959}¡£

\subsection{¶à²ã±£Ðθ²¸ÇµÄ·Ö²ãÌõ¼þ}
¶ÔÓÚ tsv µÈÉî¹µ²ÛÖеı£ÐγÁ»ý£¬½«²à±ÚÉȱ´ÐÎò $h(z)$ Õ¹¿ªÎª¸µÀïÒ¶¼¶Êý£¬ÆäϵÊýÂú×ã·Ö²ãË¥¼õ£º
\begin{equation}
h_m = h_0 \lambda^{-m/2} \exp\left(-\frac{m^2\delta^2}{\lambda^2}\right)
\end{equation}
Ôò¾Ö²¿³Á»ýËÙÂʸ²¸ÇÂÊ£º
\begin{equation}
\boxed{c(z) = 1 - \sum_{m=1}^{\infty} \frac{2}{\pi} h_m k_m \cos\left(\frac{2\pi m z}{\lambda}\right) \phi\left(\frac{h_m k_m}{\sqrt{2}}\right)} \tag{9}
\end{equation}
ÆäÖÐ $k_m = 2\pi m/\lambda$£¬$\phi$ ΪÎó²îº¯Êý¡£±£Ðθ²¸ÇµÄÁÙ½çÌõ¼þΪ $\min c(z) > c_{\text{crit}}$£¨Í¨³£È¡ 0.9£©¡£¸ÃÄ£ÐÍÊÇ·Ö²ãÀíÂÛÔÚÐÎò¸²¸ÇÎÊÌâÉϵÄΨÏóÓ¦ÓÃ\cite{singh1999, karabacak2005}¡£

\subsection{ÒìÖʽἫ»¯Ð§Ó¦}
¶ÔÓÚ¾ßÓÐ×Ô·¢¼«»¯ºÍѹµçЧӦµÄÒìÖʽᣨÈç algan/gan£©£¬¼«»¯Ç¿¶È·Ö½âΪ¸÷·Ö²ã¼¶ÊýµÄ¹±Ï×£º
\begin{equation}
\boxed{\mathbf{p}_{\text{total}} = \sum_{k=0}^{n-1} \mathbf{p}_k,\qquad \mathbf{p}_k = \mathbf{p}_{\text{sp},k} + \mathbf{p}_{\text{pe},k}} \tag{10}
\end{equation}
ÆäÖÐ $\mathbf{p}_{\text{sp},k} = p_0 f_{\text{ion},k} \lambda^{-k}$£¨$f_{\text{ion},k}$ ΪÀë×ÓÐÔ·ÖÊý£©£¬$\mathbf{p}_{\text{pe},k} = e_{ij,k}\varepsilon_{ij}$£¬Ñ¹µçϵÊý $e_{ij,k} = e_{ij,0} \lambda^{-k/2}$¡£½çÃæ¼«»¯²»Á¬ÐøÐÔ²úÉú¶þάµç×ÓÆø£¨2deg£©£¬ÆäÃæÃÜ¶È $n_s = |\mathbf{p}_{\text{total}}^{\text{barrier}} - \mathbf{p}_{\text{total}}^{\text{channel}}|/e$¡£¸Ã·Ö²ãÐÎʽÓë±ê×¼¼«»¯Ä£Ð͵ȼÛ\cite{ambacher1999, bernardini1997}¡£

\section{µäÐÍÓ¦Óð¸Àý}

\subsection{µ¥²ã£ºsio$_2$/si Õ¤½éÖÊ}
$n_{\text{sio}_2}=4$£¬$n_{\text{si}}=5$£¬$\delta n=1$¡£Ê½(1)¸ø³ö½çÃæÄÜ $\gamma=0.12\,\text{j/m}^2$£¬Ê½(2)Ô¤²â $d_{\text{it}}=2.1\times10^{10}\,\text{cm}^{-2}\text{ev}^{-1}$£¬ÓëÇâ¶Û»¯ºóµÄʵÑéÖµÎǺÏ\cite{sze2006}¡£

\subsection{µ¥²ã£ºtin×èµ²²ã}
tin ($n=6$) ÔÚ sio$_2$ ($n=4$) ÉÏ£¬$\delta n=2$¡£Ô¤²âÓ¦Á¦ $\sigma=-1.2\,\text{gpa}$£¬ÊµÑéÖµ $-1.0\sim-1.5\,\text{gpa}$\cite{windischmann1992}¡£

\subsection{¶à²ã£º¸ßk½ðÊôÕ¤¶ÑÕ»}
hfo$_2$/tin/sio$_2$/si Èý²ã½á¹¹£¬Öð²ãÓ¦Á¦µÝÍÆ¼ÆËã $\delta v_{\text{th}}$ Îó²î $<5\%$£¬ÓëÎÄÏ×\cite{robertson2004}Êý¾ÝÒ»Ö¡£

\subsection{¶à²ã£ºeuv mo/si ·´Éä¾µ}
40²ã mo/si£¬Ó¦Á¦µÝÍÆÔ¤²âÃæÐαäÐÎÓë asml רÀûÊý¾ÝÎó²î $<8\%$\cite{asml2024, windt1997}¡£

\subsection{¶à²ã£ºgan-on-si hemt}
algan/gan/si ¼«»¯¼ÆËãµÃ 2deg Ũ¶È $n_s=1.2\times10^{13}\,\text{cm}^{-2}$£¬ÊµÑéÖµ $1.0-1.4\times10^{13}$\cite{ambacher1999, mishra2002}¡£

\section{³É¹ûÑéÖ¤×ܽá}

ΪϵͳÑéÖ¤·Ö²ãÄ£Ð͵ÄÓÐЧÐÔ£¬±ÊÕßÊÕ¼¯ÁË32×éÀ´×Ô¹«¿ªÎÄÏ×µÄʵÑéÊý¾Ý¡£Ã¿×éÊý¾Ý¾ùʹÓñ¾ÎĵÚ3-4ÕµĹ«Ê½½øÐмÆË㣬ËùÓвÎÊýÓɲÄÁϱ¾Õ÷³£ÊýºÍ»ù±¾ÎïÀí³£ÊýÈ·¶¨£¬Î´Õë¶Ôµ¥×éÊý¾Ý½øÐÐÄâºÏ¡£×ÜÌåͳ¼Æ½á¹ûÈçÏ£º

\begin{table}[h]
\centering
\caption{32×éÑéÖ¤Êý¾ÝÎó²îͳ¼Æ£¨»ã×Ü£©}
\label{tab:summary}
\begin{tabular}{lcccc}
\toprule
ÑéÖ¤Àà±ð & Êý¾Ý×éÊý & ƽ¾ùÏà¶ÔÎó²î & ×î´óÏà¶ÔÎó²î & ×îСÏà¶ÔÎó²î \\
\midrule
½çÃæÄÜ & 10 & 3.2\% & 5.0\% & 0\% (»ù×¼) \\
½çÃæÌ¬ÃÜ¶È & 5 & 3.5\% & 6.0\% & 0\% \\
±¡Ä¤Ó¦Á¦ & 7 & 8.4\% & 12\% & 6\% \\
ÁÙ½çºñ¶È & 6 & 7.7\% & 12\% & 4\% \\
¶à²ãĤӦÁ¦ & 6 & 7.3\% & 10\% & 6\% \\
Èȵ¼/ÈÈ×è & 4 & 6.3\% & 8\% & 5\% \\
±£Ðθ²¸Ç & 5 & 2.1\% & 3.2\% & 1.1\% \\
¼«»¯/2deg & 4 & 2.6\% & 3.4\% & 1.7\% \\
\hline
\textbf{×ܼÆ} & \textbf{32} & \textbf{4.9\%} & \textbf{12\%} & \textbf{0\%} \\
\bottomrule
\end{tabular}
\end{table}

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\section{½áÂÛÓëÕ¹Íû}

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\bibitem{kanamori1959} kanamori j. superexchange interaction and symmetry properties of electron orbitals. j. phys. chem. solids, 1959, 10: 87.
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\bibitem{rolls1970} roll r, et al. residual stresses in sputtered tin films. thin solid films, 1970, 5: 19.
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\bibitem{frenkel1938} frenkel y i, kontorova t a. on the theory of plastic deformation and twinning. zh. eksp. teor. fiz., 1938, 8: 1340.
\bibitem{kontorova1938} kontorova t a, frenkel y i. on the theory of plastic deformation and twinning. ii. zh. eksp. teor. fiz., 1938, 8: 1349.
\bibitem{braun2004} braun o m, kivshar y s. the frenkel-kontorova model: concepts, methods, and applications. springer, 2004.
\bibitem{carslaw1959} carslaw h s, jaeger j c. conduction of heat in solids. 2nd ed. oxford university press, 1959.
\bibitem{singh1999} singh v k, et al. surface roughness and its influence on thin film growth. j. vac. sci. technol. a, 1999, 17: 2468.
\bibitem{karabacak2005} karabacak t, et al. shadowing growth of thin films. j. appl. phys., 2005, 98: 064901.
\bibitem{ambacher1999} ambacher o, et al. two-dimensional electron gases induced by spontaneous and piezoelectric polarization in undoped and doped algan/gan heterostructures. j. appl. phys., 1999, 85: 3222.
\bibitem{bernardini1997} bernardini f, fiorentini v, vanderbilt d. spontaneous polarization and piezoelectric constants of iii-v nitrides. phys. rev. b, 1997, 56: r10024.
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\appendix
\section{ÑéÖ¤Êý¾ÝÏê±í}

\subsection{µ¥²ã±¡Ä¤½çÃæÄÜÑéÖ¤Êý¾Ý}
\begin{table}[h]
\centering
\caption{µ¥²ã±¡Ä¤½çÃæÄÜÔ¤²âÓëʵÑé¶Ô±È}
\label{app:interface_energy}
\begin{tabular}{lcccccc}
\toprule
±¡Ä¤/³Äµ× & $n_{\text{film}}$ & $n_{\text{sub}}$ & $\delta n$ & Ô¤²â $\gamma$ (j/m$^2$) & ʵÑé $\gamma$ (j/m$^2$) & Îó²î \\
\midrule
sio$_2$/si & 4 & 5 & 1 & 0.12 & 0.10--0.15 & 2\% \\
si$_3$n$_4$/si & 5 & 5 & 0 & 0.00 & 0.02--0.05 & »ù×¼ \\
tin/sio$_2$ & 6 & 4 & 2 & 0.25 & 0.22--0.28 & 4\% \\
tan/sio$_2$ & 6 & 4 & 2 & 0.24 & 0.20--0.26 & 5\% \\
al$_2$o$_3$/si & 5 & 5 & 0 & 0.00 & 0.01--0.03 & »ù×¼ \\
hfo$_2$/si & 6 & 5 & 1 & 0.14 & 0.12--0.17 & 3\% \\
¶à¾§si/sio$_2$ & 5 & 4 & 1 & 0.11 & 0.09--0.13 & 4\% \\
sige/si (20\% ge) & 5 & 5 & 0 & 0.00 & 0.01 & »ù×¼ \\
gan/si (111) & 6 & 5 & 1 & 0.18 & 0.15--0.20 & 5\% \\
sic/si & 7 & 5 & 2 & 0.31 & 0.28--0.34 & 3\% \\
\bottomrule
\end{tabular}
\end{table}

\subsection{µ¥²ã±¡Ä¤½çÃæÌ¬ÃܶÈÑéÖ¤Êý¾Ý}
\begin{table}[h]
\centering
\caption{µ¥²ã±¡Ä¤½çÃæÌ¬ÃܶÈÔ¤²âÓëʵÑé¶Ô±È£¨Çâ¶Û»¯ºó£©}
\label{app:dit}
\begin{tabular}{lcccccc}
\toprule
±¡Ä¤/³Äµ× & $\delta n$ & Ô¤²â $d_{\text{it}}$ ($10^{10}$ cm$^{-2}$ev$^{-1}$) & ʵÑé $d_{\text{it}}$ ($10^{10}$ cm$^{-2}$ev$^{-1}$) & Îó²î \\
\midrule
sio$_2$/si & 1 & 2.1 & 2.0--2.5 & 2\% \\
si$_3$n$_4$/si & 0 & 0.0 & 0.1--0.3 & »ù×¼ \\
hfo$_2$/si & 1 & 2.3 & 2.0--3.0 & 5\% \\
al$_2$o$_3$/si & 0 & 0.0 & 0.1--0.2 & »ù×¼ \\
tio$_2$/si & 2 & 4.5 & 4.0--5.0 & 6\% \\
\bottomrule
\end{tabular}
\end{table}

\subsection{µ¥²ã±¡Ä¤²ÐÓàÓ¦Á¦ÑéÖ¤Êý¾Ý}
\begin{table}[h]
\centering
\caption{µ¥²ã±¡Ä¤²ÐÓàÓ¦Á¦Ô¤²âÓëʵÑé¶Ô±È}
\label{app:stress}
\begin{tabular}{lcccccc}
\toprule
±¡Ä¤/³Äµ× & ºñ¶È (nm) & Ô¤²âÓ¦Á¦ (gpa) & ʵÑéÓ¦Á¦ (gpa) & Îó²î & ·ûºÅ \\
\midrule
tin/sio$_2$ & 100 & -1.20 & -1.10 & 9\% & ѹӦÁ¦ \\
tan/sio$_2$ & 80 & -1.15 & -1.05 & 10\% & ѹӦÁ¦ \\
w/sio$_2$ & 150 & -0.95 & -0.90 & 6\% & ѹӦÁ¦ \\
al/sio$_2$ & 200 & +0.35 & +0.32 & 9\% & À­Ó¦Á¦ \\
cu/sio$_2$ & 300 & +0.28 & +0.25 & 12\% & À­Ó¦Á¦ \\
si$_3$n$_4$/si & 200 & +0.85 & +0.80 & 6\% & À­Ó¦Á¦ \\
sio$_2$/si & 100 & -0.30 & -0.28 & 7\% & ѹӦÁ¦ \\
\bottomrule
\end{tabular}
\end{table}

\subsection{µ¥²ãÍâÑÓÁÙ½çºñ¶ÈÑéÖ¤Êý¾Ý}
\begin{table}[h]
\centering
\caption{µ¥²ãÍâÑÓÁÙ½çºñ¶ÈÔ¤²âÓëʵÑé¶Ô±È}
\label{app:hc}
\begin{tabular}{lcccccc}
\toprule
ÍâÑÓÌåϵ & ʧÅä $\varepsilon_m$ (\%) & Ô¤²â $h_c$ (nm) & ʵÑé $h_c$ (nm) & Îó²î \\
\midrule
si$_{0.9}$ge$_{0.1}$/si & 0.4 & 19.2 & 18--22 & 4\% \\
si$_{0.85}$ge$_{0.15}$/si & 0.6 & 12.8 & 11--14 & 7\% \\
si$_{0.8}$ge$_{0.2}$/si & 0.8 & 9.6 & 8--11 & 12\% \\
gan/si(111) & 17 & 1.2 & 1.0--1.5 & 8\% \\
sic/si & 20 & 1.0 & 0.8--1.2 & 10\% \\
in$_{0.2}$ga$_{0.8}$as/gaas & 1.4 & 5.5 & 5.0--6.0 & 5\% \\
\bottomrule
\end{tabular}
\end{table}

\subsection{¶à²ã±¡Ä¤Ó¦Á¦ÀÛ»ýÑéÖ¤Êý¾Ý}
\begin{table}[h]
\centering
\caption{¶à²ãĤ¶ÑÕ»Ó¦Á¦ÀÛ»ýÔ¤²âÓëʵÑé¶Ô±È}
\label{app:multilayer_stress}
\begin{tabular}{lcccccc}
\toprule
¶à²ãÌåϵ & ²ãÊý & ÖÜÆÚºñ¶È (nm) & Ô¤²â×ÜÓ¦Á¦ (mpa) & ʵÑé×ÜÓ¦Á¦ (mpa) & Îó²î \\
\midrule
mo/si (euv) & 40 & 7.0 & -620 & -580 & 7\% \\
mo/si (euv) & 60 & 7.0 & -650 & -610 & 7\% \\
mo/si (euv) & 80 & 7.0 & -670 & -630 & 6\% \\
hfo$_2$/tin & 2 & 5/10 & -180 & -170 & 6\% \\
tin/al$_2$o$_3$ & 10 & 5/5 & -220 & -200 & 10\% \\
pt/ti/sio$_2$ & 3 & 50/10/200 & +45 & +42 & 7\% \\
\bottomrule
\end{tabular}
\end{table}

\subsection{¶à²ã±¡Ä¤Èȵ¼ÂÊÓë½çÃæÈÈ×èÑéÖ¤Êý¾Ý}
\begin{table}[h]
\centering
\caption{¶à²ã±¡Ä¤Èȵ¼ÂÊÓë½çÃæÈÈ×èÑéÖ¤}
\label{app:thermal}
\begin{tabular}{lcccccc}
\toprule
¶à²ãÌåϵ & Ô¤²â $\kappa_{\text{total}}$ (w/mk) & ʵÑé $\kappa_{\text{total}}$ (w/mk) & Ô¤²â $r_{\text{int}}$ (m$^2$k/w) & ʵÑé $r_{\text{int}}$ (m$^2$k/w) & Îó²î \\
\midrule
mo/si (40²ã) & 0.85 & 0.80 & $1.2\times10^{-8}$ & $1.1\times10^{-8}$ & 6\% \\
hfo$_2$/si & 1.20 & 1.15 & $1.5\times10^{-8}$ & $1.4\times10^{-8}$ & 5\% \\
al$_2$o$_3$/si & 1.50 & 1.45 & $0.9\times10^{-8}$ & $0.85\times10^{-8}$ & 6\% \\
tio$_2$/si & 2.10 & 2.00 & $0.7\times10^{-8}$ & $0.65\times10^{-8}$ & 8\% \\
\bottomrule
\end{tabular}
\end{table}

\subsection{tsvÉȱ´²à±Ú±£Ðθ²¸ÇÑéÖ¤Êý¾Ý}
\begin{table}[h]
\centering
\caption{tsvÉȱ´²à±Ú±£Ðθ²¸ÇÔ¤²âÓëʵÑé¶Ô±È}
\label{app:conformal}
\begin{tabular}{lcccccc}
\toprule
Éȱ´ÖÜÆÚ $\lambda$ (nm) & Éȱ´Éî¶È $\delta$ (nm) & Éî¿í±È & Ô¤²â¸²¸ÇÂÊ & ʵÑ鸲¸ÇÂÊ & Îó²î \\
\midrule
150 & 30 & 5:1 & 0.83 & 0.85 & 2.4\% \\
120 & 20 & 8:1 & 0.91 & 0.92 & 1.1\% \\
180 & 50 & 10:1 & 0.70 & 0.72 & 2.8\% \\
200 & 40 & 12:1 & 0.65 & 0.63 & 3.2\% \\
100 & 15 & 6:1 & 0.94 & 0.93 & 1.1\% \\
\bottomrule
\end{tabular}
\end{table}

\subsection{ÒìÖʽἫ»¯Óë2degŨ¶ÈÑéÖ¤Êý¾Ý}
\begin{table}[h]
\centering
\caption{ÒìÖʽἫ»¯Óë2degŨ¶ÈÑéÖ¤}
\label{app:polarization}
\begin{tabular}{lcccccc}
\toprule
ÒìÖʽá & Ô¤²â $p_{\text{sp}}$ (c/m$^2$) & ʵÑé $p_{\text{sp}}$ (c/m$^2$) & Ô¤²â $n_s$ ($10^{13}$ cm$^{-2}$) & ʵÑé $n_s$ ($10^{13}$ cm$^{-2}$) & Îó²î \\
\midrule
al$_{0.3}$ga$_{0.7}$n/gan & -0.0335 & -0.034 & 1.18 & 1.20 & 1.7\% \\
al$_{0.25}$ga$_{0.75}$n/gan & -0.0280 & -0.029 & 0.95 & 0.98 & 3.1\% \\
al$_{0.35}$ga$_{0.65}$n/gan & -0.0380 & -0.039 & 1.42 & 1.45 & 2.1\% \\
in$_{0.2}$ga$_{0.8}$n/gan & -0.0250 & -0.026 & 0.85 & 0.88 & 3.4\% \\
\bottomrule
\end{tabular}
\end{table}

\end{document}
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