Electronic, Crystal Chemistry, and Nonlinear Optical Property Relationships in the Dugganite A 3 B 3 CD 2 O 14 Family (A = Sr, Ba or Pb; B = Mg or Zn; C = Te or W, and D = P or V) Hongwei Yu, Joshua Young, Hongping Wu, Weiguo Zhang James M. Rondinelli, *, and P. Shiv Halasyamani *, Department of Chemistry, University of Houston, 112 Fleming Building, Houston, Texas 77204-5003, United States Department of Materials Science and Engineering, Northwestern University, 2220 Campus Drive, Evanston, IL 60208-3108, United States CONTENTS 1. Table S1 (Atomic coordinates, displacement parameters and BVS)... S2 2. Table S2 (Selected bond distances and angles)... S3 3. Figure S1 (Experimental and calculated XRD patterns)... S8 4. Figure S2 (The crystal photo and theoretical morphology of Pb 3 Mg 3 TeP 2 O 14 )... S9 5. Figure S3 (The IR spectra)... S10 6. Figure S4 (The computed electron localization function)... S11 7. Figure S5 (The DTA/TG curves)... S12 8. Figure S6 (The XRD patterns of residues after TG/DTA)... S13 S1
Table S1. Atomic coordinates ( 10 4 ) and equivalent isotropic displacement parameters (Å 2 10 3 ). U eq is defined as one-third of the trace of the orthogonalized U ij tensor. Sr 3 Zn 3 TeP 2 O 14 Atom x y z U eq BVS Sr(1) 4315(1) 10000 10000 17(1) 1.86 Zn(1) 7592(1) 10000 5000 15(1) 2.12 Te(1) 10000 10000 10000 16(1) 6.07 P(1) 3333 6667 5425(5) 18(1) 4.97 O(1) 9076(6) 11264(6) 7901(7) 23(1) 1.98 O(2) 3333 6667 2460(13) 22(2) 1.77 O(3) 5142(7) 8239(7) 6610(9) 53(2) 2.09 Ba 3 Zn 3 TeP 2 O 14 Ba(1) 5648(1) 5648(1) 10000 12(1) 2.12 Te(1) 10000 10000 10000 8(1) 5.95 Zn(1) 7642(1) 10000 5000 11(1) 1.97 P(1) 3333 6667 5344(4) 9(1) 4.95 O(1) 3333 6667 2453(13) 15(1) 1.98 O(2) 9039(6) 11188(6) 7936(7) 16(1) 1.98 O(3) 5181(6) 8113(6) 6450(8) 16(1) 2.05 Pb 3 Zn 3 TeP 2 O 14 Pb(1) 4079(1) 4079(1) 10000 13(1) 1.84 Te(1) 0 0 10000 8(1) 6.08 Zn(1) 2502(2) 0 5000 8(1) 2.05 P(1) 3333 6667 5375(8) 9(1) 4.94 O(1) 2150(9) 1229(10) 7889(11) 14(2) 2.05 O(2) 3333 6667 2450(20) 18(3) 1.72 O(3) 2032(11) 4757(11) 6566(13) 27(2) 1.98 Pb 3 Zn 3 WP 2 O 14 Pb(1) 10000 14059(1) 10000 16(1) 1.86 W(1) 10000 10000 10000 12(1) 6.16 Zn(1) 7491(2) 10000 5000 12(1) 2.07 P(1) 3333 6667 5426(7) 7(1) 4.74 O(1) 9119(9) 11249(9) 7864(11) 17(1) 2.07 O(2) 9039(6) 11188(6) 7936(7) 16(1) 1.67 O(3) 5181(6) 8113(6) 6450(8) 16(1) 1.95 Pb 3 Zn 3 TeV 2 O 14 Pb(1) 3956(1) 3956(1) 10000 24(1) 1.94 Te(1) 0 0 10000 23(1) 5.86 Zn(1) 0 2428(2) 5000 17(1) 2.03 V(1) 6667 3333 5385(7) 14(1) 5.05 O(1) 6667 3333 2160(30) 26(4) 1.81 O(2) 1241(13) 2111(13) 7880(15) 27(2) 2.05 O(3) 4567(14) 1953(15) 6710(19) 34(2) 1.99 S2
Table S2. Selected bond distances (Å) and angles (deg). Sr 3 Zn 3 TeP 2 O 14 Sr(1)-O(1)#1 2.492(4) O(2)#4-Sr(1)-O(2)#5 156.33(4) Sr(1)-O(1)#2 2.492(4) O(1)#1-Sr(1)-O(3)#6 72.44(15) Sr(1)-O(3)#3 2.583(5) O(1)#2-Sr(1)-O(3)#6 79.44(13) Sr(1)-O(3) 2.583(5) O(3)#3-Sr(1)-O(3)#6 157.89(6) Sr(1)-O(2)#4 2.766(3) O(3)-Sr(1)-O(3)#6 51.86(19) Sr(1)-O(2)#5 2.766(3) O(2)#4-Sr(1)-O(3)#6 71.43(15) Sr(1)-O(3)#6 2.949(7) O(2)#5-Sr(1)-O(3)#6 115.73(16) Sr(1)-O(3)#7 2.949(7) O(1)#1-Sr(1)-O(3)#7 79.44(13) Zn(1)-O(1) 1.890(4) O(1)#2-Sr(1)-O(3)#7 72.44(15) Zn(1)-O(1)#10 1.890(4) O(3)#3-Sr(1)-O(3)#7 51.86(19) Zn(1)-O(3)#10 1.994(4) O(3)-Sr(1)-O(3)#7 157.89(7) Zn(1)-O(3) 1.994(4) O(2)#4-Sr(1)-O(3)#7 115.73(16) Te(1)-O(1)#12 1.913(4) O(2)#5-Sr(1)-O(3)#7 71.43(15) Te(1)-O(1)#13 1.913(4) O(3)#6-Sr(1)-O(3)#7 147.23(18) Te(1)-O(1)#14 1.913(4) O(1)-Zn(1)-O(1)#10 136.2(3) Te(1)-O(1)#3 1.913(4) O(1)-Zn(1)-O(3)#10 105.76(18) Te(1)-O(1) 1.913(4) O(1)#10-Zn(1)-O(3)#10 102.37(19) Te(1)-O(1)#15 1.913(4) O(1)-Zn(1)-O(3) 102.4(2) P(1)-O(2) 1.535(7) O(1)#10-Zn(1)-O(3) 105.76(18) P(1)-O(3)#6 1.537(5) O(3)#10-Zn(1)-O(3) 98.7(4) P(1)-O(3) 1.537(5) O(1)#12-Te(1)-O(1)#13 171.6(3) P(1)-O(3)#16 1.537(5) O(1)#12-Te(1)-O(1)#14 90.93(16) O(1)-Sr(1)#18 2.492(4) O(1)#13-Te(1)-O(1)#14 95.4(3) O(2)-Sr(1)#19 2.766(3) O(1)#12-Te(1)-O(1)#3 90.93(16) O(2)-Sr(1)#11 2.766(3) O(1)#13-Te(1)-O(1)#3 83.4(2) O(2)-Sr(1)#20 2.766(3) O(1)#14-Te(1)-O(1)#3 90.93(16) O(3)-Sr(1)#16 2.949(7) O(1)#12-Te(1)-O(1) 83.4(2) O(1)#1-Sr(1)-O(1)#2 61.42(17) O(1)#13-Te(1)-O(1) 90.93(16) O(1)#1-Sr(1)-O(3)#3 129.56(15) O(1)#14-Te(1)-O(1) 171.6(3) O(1)#2-Sr(1)-O(3)#3 107.72(17) O(1)#3-Te(1)-O(1) 95.4(3) O(1)#1-Sr(1)-O(3) 107.72(17) O(1)#12-Te(1)-O(1)#15 95.4(3) O(1)#2-Sr(1)-O(3) 129.56(15) O(1)#13-Te(1)-O(1)#15 90.93(16) O(3)#3-Sr(1)-O(3) 113.6(3) O(1)#14-Te(1)-O(1)#15 83.4(2) O(1)#1-Sr(1)-O(2)#4 127.35(11) O(1)#3-Te(1)-O(1)#15 171.6(3) O(1)#2-Sr(1)-O(2)#4 75.28(11) O(1)-Te(1)-O(1)#15 90.93(16) O(3)#3-Sr(1)-O(2)#4 89.84(15) O(2)-P(1)-O(3)#6 113.5(2) O(3)-Sr(1)-O(2)#4 77.19(17) O(2)-P(1)-O(3) 113.5(2) O(1)#1-Sr(1)-O(2)#5 75.28(11) O(3)#6-P(1)-O(3) 105.1(2) O(1)#2-Sr(1)-O(2)#5 127.35(10) O(2)-P(1)-O(3)#16 113.5(2) O(3)#3-Sr(1)-O(2)#5 77.19(17) O(3)#6-P(1)-O(3)#16 105.1(2) O(3)-Sr(1)-O(2)#5 89.84(15) O(3)-P(1)-O(3)#16 105.1(2) Symmetry transformations used to generate equivalent atoms: S3
#1 -x+y,-x+2,z #2 y-1,x,-z+2 #3 x-y+1,-y+2,-z+2 #4 x,y,z+1 #5 y,x+1,-z+1 #6 -y+1,x-y+1,z #7 -x+1,-x+y+1,-z+2 #8 y,x+1,-z+2 #9 x-1,y,z #10 x-y+1,-y+2,-z+1 #11 x,y,z-1 #12 -x+2,-x+y+1,-z+2 #13 -y+2,x-y+1,z #14 y,x,-z+2 #15 -x+y+1,-x+2,z #16 -x+y,-x+1,z #17 x+1,y,z #18 -y+2,x-y+2,z #19 -y+1,x-y+1,z-1 #20 -x+y,-x+1,z-1 Ba 3 Zn 3 TeP 2 O 14 Ba(1)-O(2)#1 2.619(4) O(1)#5-Ba(1)-O(1)#6 157.57(4) Ba(1)-O(2)#2 2.619(4) O(2)#1-Ba(1)-O(3) 79.67(12) Ba(1)-O(3)#3 2.773(4) O(2)#2-Ba(1)-O(3) 71.66(14) Ba(1)-O(3)#4 2.773(4) O(3)#3-Ba(1)-O(3) 50.74(17) Ba(1)-O(1)#5 2.822(3) O(3)#4-Ba(1)-O(3) 160.21(4) Ba(1)-O(1)#6 2.822(3) O(1)#5-Ba(1)-O(3) 113.12(15) Ba(1)-O(3) 2.977(4) O(1)#6-Ba(1)-O(3) 73.62(14) Ba(1)-O(3)#7 2.977(4) O(2)#1-Ba(1)-O(3)#7 71.66(14) Te(1)-O(2)#9 1.920(4) O(2)#2-Ba(1)-O(3)#7 79.66(12) Te(1)-O(2)#10 1.920(4) O(3)#3-Ba(1)-O(3)#7 160.21(4) Te(1)-O(2) 1.920(4) O(3)#4-Ba(1)-O(3)#7 50.74(17) Te(1)-O(2)#2 1.920(4) O(1)#5-Ba(1)-O(3)#7 73.62(14) Te(1)-O(2)#7 1.920(4) O(1)#6-Ba(1)-O(3)#7 113.12(15) Te(1)-O(2)#1 1.920(4) O(3)-Ba(1)-O(3)#7 146.95(17) Zn(1)-O(2)#11 1.905(4) O(2)#9-Te(1)-O(2)#10 93.3(3) Zn(1)-O(2) 1.905(4) O(2)#9-Te(1)-O(2) 90.93(17) Zn(1)-O(3)#11 2.039(4) O(2)#10-Te(1)-O(2) 85.1(2) Zn(1)-O(3) 2.039(4) O(2)#9-Te(1)-O(2)#2 90.93(17) P(1)-O(1) 1.527(7) O(2)#10-Te(1)-O(2)#2 174.3(3) P(1)-O(3)#13 1.541(4) O(2)-Te(1)-O(2)#2 90.93(17) P(1)-O(3) 1.541(4) O(2)#9-Te(1)-O(2)#7 85.1(2) P(1)-O(3)#3 1.541(4) O(2)#10-Te(1)-O(2)#7 90.93(17) O(1)-Ba(1)#12 2.822(3) O(2)-Te(1)-O(2)#7 174.3(3) O(1)-Ba(1)#14 2.822(3) O(2)#2-Te(1)-O(2)#7 93.3(3) O(1)-Ba(1)#15 2.822(3) O(2)#9-Te(1)-O(2)#1 174.2(3) O(2)-Ba(1)#9 2.619(4) O(2)#10-Te(1)-O(2)#1 90.93(17) O(3)-Ba(1)#13 2.773(4) O(2)-Te(1)-O(2)#1 93.3(3) O(2)#1-Ba(1)-O(2)#2 59.45(17) O(2)#2-Te(1)-O(2)#1 85.1(2) O(2)#1-Ba(1)-O(3)#3 128.12(14) O(2)#7-Te(1)-O(2)#1 90.93(17) O(2)#2-Ba(1)-O(3)#3 108.87(13) O(2)#11-Zn(1)-O(2) 138.1(3) O(2)#1-Ba(1)-O(3)#4 108.87(13) O(2)#11-Zn(1)-O(3)#11 103.33(18) O(2)#2-Ba(1)-O(3)#4 128.12(14) O(2)-Zn(1)-O(3)#11 102.71(17) O(3)#3-Ba(1)-O(3)#4 114.41(19) O(2)#11-Zn(1)-O(3) 102.71(17) O(2)#1-Ba(1)-O(1)#5 126.40(9) O(2)-Zn(1)-O(3) 103.33(18) O(2)#2-Ba(1)-O(1)#5 75.19(10) O(3)#11-Zn(1)-O(3) 101.8(3) O(3)#3-Ba(1)-O(1)#5 90.99(13) O(1)-P(1)-O(3)#13 112.27(17) O(3)#4-Ba(1)-O(1)#5 76.83(14) O(1)-P(1)-O(3) 112.27(17) O(2)#1-Ba(1)-O(1)#6 75.19(10) O(3)#13-P(1)-O(3) 106.54(19) S4
O(2)#2-Ba(1)-O(1)#6 126.40(9) O(1)-P(1)-O(3)#3 112.27(17) O(3)#3-Ba(1)-O(1)#6 76.83(14) O(3)#13-P(1)-O(3)#3 106.53(19) O(3)#4-Ba(1)-O(1)#6 90.99(13) O(3)-P(1)-O(3)#3 106.54(19) Symmetry transformations used to generate equivalent atoms: #1 x-y+1,-y+2,-z+2 #2 -y+2,x-y+1,z #3 -x+y,-x+1,z #4 -x+1,-x+y,-z+2 #5 y,x,-z+1 #6 x,y,z+1 #7 y,x,-z+2 #8 -x+y,-x+1,z+1 #9 -x+y+1,-x+2,z #10 -x+2,-x+y+1,-z+2 #11 x-y+1,-y+2,-z+1 #12 -y+1,x-y+1,z-1 #13 -y+1,x-y+1,z #14 x,y,z-1 #15 -x+y,-x+1,z-1 Pb 3 Zn 3 TeP 2 O 14 Pb(1)-O(1) 2.379(7) O(1)#2-Te(1)-O(1)#3 90.4(3) Pb(1)-O(1)#1 2.379(7) O(1)#1-Te(1)-O(1)#4 172.2(4) Pb(1)-O(3)#1 2.725(9) O(1)#2-Te(1)-O(1)#4 95.4(4) Pb(1)-O(3) 2.725(9) O(1)#3-Te(1)-O(1)#4 84.4(4) Te(1)-O(1)#1 1.912(6) O(1)#1-Te(1)-O(1)#5 95.4(4) Te(1)-O(1)#2 1.912(6) O(1)#2-Te(1)-O(1)#5 84.4(4) Te(1)-O(1)#3 1.912(6) O(1)#3-Te(1)-O(1)#5 172.2(5) Te(1)-O(1)#4 1.912(6) O(1)#4-Te(1)-O(1)#5 90.4(3) Te(1)-O(1)#5 1.912(6) O(1)#1-Te(1)-O(1) 84.4(4) Te(1)-O(1) 1.912(6) O(1)#2-Te(1)-O(1) 172.2(4) Zn(1)-O(1) 1.925(6) O(1)#3-Te(1)-O(1) 95.4(4) Zn(1)-O(1)#6 1.925(6) O(1)#4-Te(1)-O(1) 90.4(3) Zn(1)-O(3)#7 1.979(7) O(1)#5-Te(1)-O(1) 90.4(3) Zn(1)-O(3)#4 1.979(7) O(1)-Zn(1)-O(1)#6 130.2(4) P(1)-O(2) 1.518(12) O(1)-Zn(1)-O(3)#7 101.3(3) P(1)-O(3)#8 1.545(7) O(1)#6-Zn(1)-O(3)#7 104.3(3) P(1)-O(3) 1.545(7) O(1)-Zn(1)-O(3)#4 104.3(3) P(1)-O(3)#9 1.545(7) O(1)#6-Zn(1)-O(3)#4 101.3(3) O(1)-Pb(1)-O(1)#1 65.3(3) O(3)#7-Zn(1)-O(3)#4 116.7(6) O(1)-Pb(1)-O(3)#1 85.4(2) O(2)-P(1)-O(3)#8 113.6(3) O(1)#1-Pb(1)-O(3)#1 74.0(3) O(2)-P(1)-O(3) 113.6(3) O(1)-Pb(1)-O(3) 74.0(3) O(3)#8-P(1)-O(3) 105.1(3) O(1)#1-Pb(1)-O(3) 85.4(2) O(2)-P(1)-O(3)#9 113.6(3) O(3)#1-Pb(1)-O(3) 155.7(3) O(3)#8-P(1)-O(3)#9 105.1(3) O(1)#1-Te(1)-O(1)#2 90.4(3) O(3)-P(1)-O(3)#9 105.1(3) O(1)#1-Te(1)-O(1)#3 90.4(3) Symmetry transformations used to generate equivalent atoms: #1 y,x,-z+2 #2 -x,-x+y,-z+2 #3 x-y,-y,-z+2 #4 -x+y,-x,z #5 -y,x-y,z #6 x-y,-y,-z+1 #7 y,x,-z+1 #8 -x+y,-x+1,z #9 -y+1,x-y+1,z Pb 3 Zn 3 WP 2 O 14 Pb(1)-O(1) 2.368(6) O(1)#4-W(1)-O(1)#5 97.0(4) Pb(1)-O(1)#1 2.368(6) O(1)#1-W(1)-O(1)#2 90.0(3) Pb(1)-O(3)#2 2.759(10) O(1)#4-W(1)-O(1)#2 83.9(4) Pb(1)-O(3)#3 2.759(10) O(1)#5-W(1)-O(1)#2 90.0(3) W(1)-O(1)#1 1.911(6) O(1)#1-W(1)-O(1) 83.9(4) S5
W(1)-O(1)#4 1.911(6) O(1)#4-W(1)-O(1) 90.0(3) W(1)-O(1)#5 1.911(6) O(1)#5-W(1)-O(1) 170.7(4) W(1)-O(1)#2 1.911(6) O(1)#2-W(1)-O(1) 97.0(4) W(1)-O(1) 1.911(6) O(1)#1-W(1)-O(1)#3 97.0(4) W(1)-O(1)#3 1.911(6) O(1)#4-W(1)-O(1)#3 90.0(3) Zn(1)-O(1) 1.933(6) O(1)#5-W(1)-O(1)#3 83.9(4) Zn(1)-O(1)#6 1.933(6) O(1)#2-W(1)-O(1)#3 170.7(4) Zn(1)-O(3) 1.964(7) O(1)-W(1)-O(1)#3 90.0(3) Zn(1)-O(3)#6 1.964(7) O(1)-Zn(1)-O(1)#6 128.1(4) P(1)-O(2) 1.528(12) O(1)-Zn(1)-O(3) 104.7(3) P(1)-O(3)#7 1.563(7) O(1)#6-Zn(1)-O(3) 102.9(3) P(1)-O(3) 1.563(8) O(1)-Zn(1)-O(3)#6 102.9(3) P(1)-O(3)#8 1.563(7) O(1)#6-Zn(1)-O(3)#6 104.7(3) O(1)-Pb(1)-O(1)#1 65.3(3) O(3)-Zn(1)-O(3)#6 113.9(6) O(1)-Pb(1)-O(3)#2 85.1(2) O(2)-P(1)-O(3)#7 113.1(3) O(1)#1-Pb(1)-O(3)#2 74.0(2) O(2)-P(1)-O(3) 113.1(3) O(1)-Pb(1)-O(3)#3 74.0(2) O(3)#7-P(1)-O(3) 105.6(3) O(1)#1-Pb(1)-O(3)#3 85.1(2) O(2)-P(1)-O(3)#8 113.1(3) O(3)#2-Pb(1)-O(3)#3 155.1(3) O(3)#7-P(1)-O(3)#8 105.6(3) O(1)#1-W(1)-O(1)#4 170.7(4) O(3)-P(1)-O(3)#8 105.6(3) O(1)#1-W(1)-O(1)#5 90.0(3) Symmetry transformations used to generate equivalent atoms: #1 -x+2,-x+y+1,-z+2 #2 x-y+1,-y+2,-z+2 #3 -x+y+1,-x+2,z #4 -y+2,x-y+1,z #5 y,x,-z+2 #6 x-y+1,-y+2,-z+1 #7 -y+1,x-y+1,z #8 -x+y,-x+1,z Pb 3 Zn 3 TeV 2 O 14 Pb(1)-O(2) 2.341(9) O(2)#2-Te(1)-O(2)#3 90.7(4) Pb(1)-O(2)#1 2.341(9) O(2)#1-Te(1)-O(2) 83.0(5) Pb(1)-O(3) 2.658(11) O(2)#2-Te(1)-O(2) 96.5(6) Pb(1)-O(3)#1 2.658(11) O(2)#3-Te(1)-O(2) 170.5(6) Te(1)-O(2)#1 1.926(9) O(2)#1-Te(1)-O(2)#4 170.5(6) Te(1)-O(2)#2 1.926(9) O(2)#2-Te(1)-O(2)#4 83.0(5) Te(1)-O(2)#3 1.926(9) O(2)#3-Te(1)-O(2)#4 96.5(6) Te(1)-O(2) 1.926(9) O(2)-Te(1)-O(2)#4 90.7(4) Te(1)-O(2)#4 1.926(9) O(2)#1-Te(1)-O(2)#5 96.5(6) Te(1)-O(2)#5 1.926(9) O(2)#2-Te(1)-O(2)#5 170.5(6) Zn(1)-O(2) 1.933(8) O(2)#3-Te(1)-O(2)#5 83.0(5) Zn(1)-O(2)#6 1.933(8) O(2)-Te(1)-O(2)#5 90.7(4) Zn(1)-O(3)#7 1.977(11) O(2)#4-Te(1)-O(2)#5 90.7(4) Zn(1)-O(3)#4 1.977(11) O(2)-Zn(1)-O(2)#6 130.7(6) V(1)-O(1) 1.674(16) O(2)-Zn(1)-O(3)#7 101.8(4) V(1)-O(3)#8 1.733(10) O(2)#6-Zn(1)-O(3)#7 102.5(4) V(1)-O(3) 1.733(10) O(2)-Zn(1)-O(3)#4 102.5(4) V(1)-O(3)#9 1.733(10) O(2)#6-Zn(1)-O(3)#4 101.8(4) O(2)-Pb(1)-O(2)#1 66.1(4) O(3)#7-Zn(1)-O(3)#4 119.2(7) S6
O(2)-Pb(1)-O(3) 73.3(3) O(1)-V(1)-O(3)#8 113.4(3) O(2)#1-Pb(1)-O(3) 84.8(3) O(1)-V(1)-O(3) 113.4(3) O(2)-Pb(1)-O(3)#1 84.8(3) O(3)#8-V(1)-O(3) 105.3(4) O(2)#1-Pb(1)-O(3)#1 73.3(3) O(1)-V(1)-O(3)#9 113.4(3) O(3)-Pb(1)-O(3)#1 154.0(5) O(3)#8-V(1)-O(3)#9 105.3(4) O(2)#1-Te(1)-O(2)#2 90.7(4) O(3)-V(1)-O(3)#9 105.3(4) O(2)#1-Te(1)-O(2)#3 90.7(4) Symmetry transformations used to generate equivalent atoms: #1 y,x,-z+2 #2 -x,-x+y,-z+2 #3 x-y,-y,-z+2 #4 -y,x-y,z #5 -x+y,-x,z #6 -x,-x+y,-z+1 #7 y,x,-z+1 #8 -y+1,x-y,z #9 -x+y+1,-x+1,z S7
Figure S1 Experimental and calculated X-ray powder diffraction patterns. The curves on the above are the experimental patterns, the underneath curves are the calculated ones. S8
Figure S2. The crystal photos of Pb 3 Mg 3 TeP 2 O 14 (a) As-grown Pb 3 Mg 3 TeP 2 O 14 crystal, (b) The calculated morphology of the Pb 3 Mg 3 TeP 2 O 14 crystal S9
Figure S3 The IR infrared spectrum S10
Figure S4. The electron localization function (ELF, η = 0.8) computed for (a) SZTP, (b) BZTP, (c) PZWP, (d) PZTV, (e) PMTP, and (f) PZTP. The stereoactive lone pair of the Pb 2+ cations is clearly visible. S11
Figure S5 The TG/DTA curves for A 3 B 3 CD 2 O 14 (A=Sr, Ba or Pb; B=Mg or Zn; C=Te or W, D=P or V) compounds. S12
Figure S6a. The powder XRD pattern of the residues after TG/DTA for Sr 3 Zn 3 TeP 2 O 14 S13
Figure S6b The powder XRD pattern of the residues after TG/DTA for Ba 3 Zn 3 TeP 2 O 14 S14
Figure S6c The powder XRD pattern of the residues after TG/DTA for Pb 3 Zn 3 TeP 2 O 14. S15
Figure S6d The powder XRD pattern of the residues after TG/DTA for Pb 3 Mg 3 TeP 2 O 14. S16
Figure S6e The powder XRD pattern of the residues after TG/DTA for Pb 3 Zn 3 WP 2 O 14. S17
Figure S6f The powder XRD pattern of the residues after TG/DTA for Pb 3 Zn 3 TeV 2 O 14. S18