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Consider a 2-D square lattice, periodicity (x,y)=(a,a), with energy contours shown. These were plotted using the 2-D Feynman model with E = E1 + Ax (1 – Cos[kx a])/2 + Ay (1 - Cos[ky a])/2, where Ax =
asked
Dec 10, 2024
Engineering
college
1
answer
5
votes
12.1k
views
One way Americans can influence the behavior of government is by signing or writing a petition. What is a petition, and how does it work?
asked
Jul 22, 2024
Social Studies
high-school
1
answer
4
votes
145k
views
Can somebody solve 3(3z−10)= −3
asked
Jul 1, 2024
Mathematics
high-school
2
answers
2
votes
13.1k
views
What was the significance of Reagan's "Evil Empire" speech? How did the "Reagan Doctrine" affect U.S. foreign policy in the 1980s
asked
May 26, 2024
History
high-school
1
answer
3
votes
218k
views
What four factors about the hair should be considered in a hair analysis? A) Hair texture, color, length, and elasticity B) Porosity, density, thickness, and curl pattern C) Scalp condition, oiliness,
asked
May 22, 2024
Health
high-school
1
answer
3
votes
87.3k
views
In the two Treatises of Government, Locke proposed which of the following visionary ideals? Options: a) Direct democracy b) Separation of powers c) Divine right of kings d) Absolute monarchy
asked
Apr 3, 2024
History
high-school
1
answer
4
votes
113k
views
In the cyanide extraction process of silver from argentite ore, the oxidizing and reducing agents used are: (A) O₂ and CO, respectively (B) O₂ and Zn dust, respectively (C) HNO₃ and Zn dust, respectively
asked
Apr 1, 2024
Chemistry
high-school
1
answer
1
vote
192k
views
What does the crowd start to chant as Braddock makes a comeback in Cinderella man movie
asked
Mar 10, 2024
History
college
1
answer
4
votes
30.7k
views
What other molecules (other than protein) can act as enzymes? What are they called? a) Carbohydrates; Catalysts b) Lipids; Facilitators c) Nucleic acids; Coenzymes d) Inorganic ions; Inhibitors
asked
Jan 3, 2024
Biology
high-school
1
answer
3
votes
127k
views
Simplify the following expression to remove negative exponents.
asked
Oct 27, 2023
Mathematics
high-school
1
answer
3
votes
21.9k
views
6 = x/8 what is the equation for x ??
asked
Sep 24, 2023
Mathematics
high-school
1
answer
18
votes
120k
views
1. The letters that appear after the dot after a file name are called the: file name code. file extension. file descriptor. file locator.
asked
Mar 8, 2023
Computers and Technology
college
1
answer
6
votes
35.0k
views
What value of x is in the solution set of 4x - 12 < or equal to 16 + 8x? -10 -9 -8 -7
asked
Oct 14, 2022
Mathematics
college
1
answer
14
votes
42.8k
views
PH scale is a measure which helps us to compare the strength of various acids and alkalis. How would you describe a substance of pH of 13 ? Strong acid Weak acid Strong alkali Weak alkali HELP PLEASE
asked
Aug 2, 2022
Chemistry
high-school
2
answers
4
votes
29.8k
views
Find surface area of the prism. Thanks.
asked
Jun 18, 2022
Mathematics
middle-school
2
answers
2
votes
84.7k
views
Bonjour, pourrais-tu m’aider a faire ça: Respectez la forme fixe du sonnet. Utilisez au choix l’octosyllabe, le décasyllabe ou l’alexandrin. Choisissez librement la disposition de vos rimes. Astuce : Vous
asked
Jun 12, 2022
French
college
1
answer
7
votes
43.1k
views
What is the student's error?
asked
Apr 19, 2022
Mathematics
high-school
1
answer
3
votes
47.2k
views
Señala las perífrasis y di de qué clase son 1. Me voy porque ahora tienes que recoger a tu hermano. 2. Ellos suelen ver una película cada tarde, pero yo prefiero quedarme en casa leyendo un libro. 3. Se
asked
Apr 9, 2022
Spanish
high-school
1
answer
1
vote
202k
views
How did natural resources shape tribal territory
asked
Nov 24, 2021
Social Studies
high-school
1
answer
0
votes
50.9k
views
Miguel and three of his friends went to the movies. They originally had a total of $40. Each boy had the same amount of money and spent $7.50 on a ticket. How much money did each boy have left after buying
asked
Oct 17, 2021
Mathematics
high-school
1
answer
1
vote
209k
views
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