过于脆弱，
// 一旦有人为可读性加上该标志即退化为存储型 XSS。
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1.23044},{"t":78.0125,"i":8.2847,"hkl":"(3,3,-6,3)","d":1.22484},{"t":78.0128,"i":8.2855,"hkl":"(3,-3,0,6)","d":1.22483},{"t":78.0133,"i":8.2812,"hkl":"(3,6,-9,-3)","d":1.22483},{"t":79.189,"i":1.6469,"hkl":"(3,2,-5,4)","d":1.20957},{"t":79.1892,"i":1.6404,"hkl":"(3,4,-7,2)","d":1.20957},{"t":79.1892,"i":1.6469,"hkl":"(3,-2,-1,6)","d":1.20957},{"t":79.1896,"i":1.6396,"hkl":"(3,4,-7,-6)","d":1.20956},{"t":79.1899,"i":1.6453,"hkl":"(3,6,-9,-2)","d":1.20956},{"t":79.19,"i":1.6446,"hkl":"(3,6,-9,-4)","d":1.20956},{"t":79.206,"i":1.5791,"hkl":"(1,2,-3,5)","d":1.20935},{"t":79.2063,"i":1.5794,"hkl":"(1,2,-3,-7)","d":1.20935},{"t":79.2064,"i":1.5745,"hkl":"(1,5,-6,2)","d":1.20935},{"t":79.207,"i":1.5741,"hkl":"(1,5,-6,-7)","d":1.20934},{"t":79.2072,"i":1.5781,"hkl":"(1,7,-8,-2)","d":1.20934},{"t":79.2075,"i":1.5775,"hkl":"(1,7,-8,-5)","d":1.20934},{"t":80.3271,"i":6.3456,"hkl":"(5,1,-6,2)","d":1.19528},{"t":80.3271,"i":12.6941,"hkl":"(5,2,-7,1)","d":1.19528},{"t":80.3272,"i":6.3484,"hkl":"(5,2,-7,-3)","d":1.19528},{"t":80.3273,"i":6.3488,"hkl":"(5,3,-8,-1)","d":1.19528},{"t":80.3273,"i":6.3494,"hkl":"(5,3,-8,-2)","d":1.19527},{"t":80.5178,"i":5.6746,"hkl":"(2,0,-2,6)","d":1.19293},{"t":80.5185,"i":5.6689,"hkl":"(2,6,-8,0)","d":1.19292},{"t":80.519,"i":5.6682,"hkl":"(2,6,-8,-6)","d":1.19291},{"t":82.2423,"i":3.1546,"hkl":"(4,1,-5,4)","d":1.17223},{"t":82.2424,"i":3.1554,"hkl":"(4,-1,-3,5)","d":1.17223},{"t":82.2426,"i":3.1518,"hkl":"(4,4,-8,1)","d":1.17222},{"t":82.2429,"i":3.1585,"hkl":"(4,5,-9,-1)","d":1.17222},{"t":82.2429,"i":3.1523,"hkl":"(4,4,-8,-5)","d":1.17222},{"t":82.2431,"i":3.1581,"hkl":"(4,5,-9,-4)","d":1.17222},{"t":82.2761,"i":3.2504,"hkl":"(0,1,-1,6)","d":1.17183},{"t":82.2762,"i":3.2492,"hkl":"(0,1,-1,-7)","d":1.17183},{"t":82.2767,"i":3.2664,"hkl":"(0,6,-6,1)","d":1.17182},{"t":82.2772,"i":3.2582,"hkl":"(0,7,-7,-1)","d":1.17182},{"t":82.2774,"i":3.2736,"hkl":"(0,6,-6,-7)","d":1.17182},{"t":82.2776,"i":3.2666,"hkl":"(0,7,-7,-6)","d":1.17181},{"t":86.1369,"i":1.9551,"hkl":"(5,2,-7,2)","d":1.12894},{"t":86.1371,"i":1.9554,"hkl":"(5,2,-7,-4)","d":1.12894},{"t":86.1373,"i":1.9605,"hkl":"(5,4,-9,-2)","d":1.12893},{"t":86.878,"i":7.7965,"hkl":"(4,0,-4,5)","d":1.1212},{"t":86.8785,"i":7.7854,"hkl":"(4,5,-9,0)","d":1.1212},{"t":86.8788,"i":7.7742,"hkl":"(4,5,-9,-5)","d":1.1212},{"t":87.2922,"i":1.9245,"hkl":"(5,1,-6,3)","d":1.11695},{"t":87.2923,"i":1.9245,"hkl":"(5,1,-6,-4)","d":1.11695},{"t":87.2923,"i":1.923,"hkl":"(5,3,-8,1)","d":1.11695},{"t":87.2925,"i":1.9226,"hkl":"(5,3,-8,-4)","d":1.11694},{"t":87.2926,"i":1.9222,"hkl":"(5,4,-9,-1)","d":1.11694},{"t":87.2927,"i":1.9221,"hkl":"(5,4,-9,-3)","d":1.11694},{"t":88.0661,"i":1.6313,"hkl":"(0,4,-4,4)","d":1.10912},{"t":88.0667,"i":1.6309,"hkl":"(0,4,-4,-8)","d":1.10911},{"t":88.0677,"i":1.6301,"hkl":"(0,8,-8,-4)","d":1.10911},{"t":88.6345,"i":1.3549,"hkl":"(2,1,-3,6)","d":1.10347},{"t":88.6347,"i":1.3559,"hkl":"(2,-1,-1,7)","d":1.10347},{"t":88.6352,"i":1.3468,"hkl":"(2,6,-8,1)","d":1.10347},{"t":88.6356,"i":1.345,"hkl":"(2,7,-9,-1)","d":1.10346},{"t":88.6358,"i":1.3409,"hkl":"(2,6,-8,-7)","d":1.10346},{"t":88.636,"i":1.3381,"hkl":"(2,-7,5,6)","d":1.10346},{"t":89.6335,"i":1.4994,"hkl":"(3,3,-6,4)","d":1.09375},{"t":89.6336,"i":1.5032,"hkl":"(3,4,-7,3)","d":1.09375},{"t":89.6339,"i":1.4995,"hkl":"(3,3,-6,-7)","d":1.09375},{"t":89.6341,"i":1.5036,"hkl":"(3,4,-7,-7)","d":1.09374},{"t":89.6347,"i":1.5038,"hkl":"(3,7,-10,-3)","d":1.09374},{"t":89.6347,"i":1.5042,"hkl":"(3,7,-10,-4)","d":1.09374},{"t":89.6503,"i":2.5641,"hkl":"(1,4,-5,4)","d":1.09359},{"t":89.6509,"i":2.5643,"hkl":"(1,4,-5,-8)","d":1.09358},{"t":89.6518,"i":2.557,"hkl":"(1,8,-9,-4)","d":1.09357},{"t":89.7211,"i":3.8943,"hkl":"(6,0,-6,0)","d":1.09291}];
// 图例文案（中文站字面量；英文站模板传英文，见 en/page/detail.php）
var LBL_MATERIAL_PEAK = '材料衍射峰';
var initialRadiation = 'Cu Kα';
var canvas = document.getElementById('xrd-detail-canvas');
var note = document.getElementById('xrd-note');
var body = document.getElementById('xrd-peaks-body');
var cnt = document.getElementById('xrd-peaks-count');
var sel = document.getElementById('xrd-target');
var link = document.getElementById('xrd-direct-link');
var mpId = "mp-1105965";
function renderChart(ps, radiation) {
if (typeof XrdChart === 'undefined' || !canvas || !Array.isArray(ps)) return;
var m = 0;
ps.forEach(function (p) { if (p.t > m) m = p.t; });
var mt = Math.max(90, Math.ceil((m + 5) / 10) * 10);
XrdChart.render(canvas, { materialPeaks: ps, label: radiation, maxTheta: mt, materialPeakLabel: LBL_MATERIAL_PEAK });
}
function renderTable(ps) {
if (!body) return;
var rows = '';
ps.slice(0, 24).forEach(function (pk) {
var t = (pk.t != null) ? Number(pk.t).toFixed(2) : '';
var d = (pk.d != null) ? Number(pk.d).toFixed(4) : '';
var i = (pk.i != null) ? Number(pk.i).toFixed(1) : '';
var h = (pk.hkl != null) ? String(pk.hkl).replace(/[<>&]/g, '') : '';
rows += '
' + t + '
' + d + '
' + i + '
' + h + '
';
});
body.innerHTML = rows;
if (cnt) cnt.textContent = Math.min(ps.length, 24);
}
function updateLink(target) {
if (link) link.href = location.origin + '/api/v1/materials/' + encodeURIComponent(mpId) + '/xrd?format=raw&target=' + encodeURIComponent(target);
}
// 初始渲染（服务端已预取默认靶材的图谱）
renderChart(peaks, initialRadiation);
if (sel) updateLink(sel.value);
// 切换靶材：重新拉取该靶材的衍射图谱并刷新图表 / 表格 / 直接链接
if (sel) {
var xrdSeq = 0;
sel.addEventListener('change', function () {
var t = sel.value;
updateLink(t);
var my = ++xrdSeq;
// 先清空 loading 态，避免请求失败后按钮一直停在“切换中”
if (note) note.textContent = '正在加载 ' + t + ' 图谱…';
fetch('/api/v1/materials/' + encodeURIComponent(mpId) + '/xrd?target=' + encodeURIComponent(t))
.then(function (r) {
if (!r.ok) throw new Error('HTTP ' + r.status);
return r.json();
})
.then(function (res) {
// 竞态防护：快速切换靶材时，先发的请求可能后到，丢弃过期响应
if (my !== xrdSeq) return;
if (!res.success || !res.data || !Array.isArray(res.data.peaks) || !res.data.peaks.length) {
throw new Error(res.error || '该靶材暂无衍射数据');
}
var d = res.data;
if (note) note.textContent = '横轴为 2θ (°)，纵轴为相对强度，' + d.radiation + ' ， λ=' + d.wavelength + ' Å';
renderChart(d.peaks, d.radiation);
renderTable(d.peaks);
})
.catch(function (e) {
if (my !== xrdSeq) return;
// 恢复服务端预取的默认靶材视图，并明确提示失败原因
// （旧实现是空 catch，静默失败会让图表停留在上一个靶材的数据而用户毫不知情）
if (note) note.textContent = '切换靶材失败：' + (e && e.message ? e.message : '未知错误');
renderChart(peaks, initialRadiation);
renderTable(peaks);
});
});
}
})();
The crystal structure and related material properties of Er5Tl3 were obtained from the Materials Project database (MP-ID: mp-1105965, database version v2026.04.13).
文献引用
Horton, M.K., Huck, P., Yang, R.X. et al. Accelerated data-driven materials science with the Materials Project. Nat. Mater. 24, 1522–1532 (2025).
https://doi.org/10.1038/s41563-025-02272-0
