Exhibit 24

			POWER OF ATTORNEY

	The undersigned hereby constitutes and appoints each of Teri
A. Little, Harpreet S. Bal, Samuel Lee and To-Anh T. Nguyen, signing
singly, the undersigned?s true and lawful attorney-in-fact to:

		(1) prepare, execute in the undersigned?s name and on
the undersigned?s behalf, and submit to the U.S. Securities and
Exchange Commission (the ?SEC?) a Form ID, including amendments
thereto, and any other documents necessary or appropriate to obtain
codes and passwords enabling the undersigned to make electronic
filings with the SEC of reports required by Section 16(a) of the
Securities Exchange Act of 1934 or any rule or regulation of the SEC;

		(2) execute for and on behalf of the undersigned, in
the undersigned?s capacity as an executive officer of Applied
Materials, Inc. (the ?Company?), Forms 3, 4 and 5 in accordance with
Section 16(a) of the Securities Exchange Act of 1934 and the rules
thereunder;

		(3) do and perform any and all acts for and on behalf
of the undersigned which may be necessary or desirable to complete and
execute any such Form 3, 4 or 5, complete and execute any amendment(s)
thereto, and timely file such form with the SEC and any stock exchange
or similar authority; and

		(4) take any other action of any type whatsoever in
connection with the foregoing which, in the opinion of such
attorney-in-fact, may be of benefit to, in the best interest of, or
legally required by, the undersigned, it being understood that the
documents executed by such attorney-in-fact on behalf of the
undersigned pursuant to this Power of Attorney shall be in such form
and shall contain such terms and conditions as such attorney-in-fact
may approve in such attorney-in-fact?s discretion.

		The undersigned hereby grants to each such
attorney-in-fact full power and authority to do and perform any and
every act and thing whatsoever requisite, necessary or proper to be
done in the exercise of any of the rights and powers herein granted,
as fully to all intents and purposes as the undersigned might or
could do if personally present, with full power of substitution or
revocation, hereby ratifying and confirming all that such
attorney-in-fact, or such attorney-in-fact?s substitute or substitutes,
shall lawfully do or cause to be done by virtue of this Power of
Attorney and the rights and powers herein granted.  The undersigned
acknowledges that the foregoing attorneys-in-fact, in serving in such
capacity at the request of the undersigned, are not assuming, nor is
the Company assuming, any of the undersigned?s responsibilities to
comply with Section 16 of the Securities Exchange Act of 1934.

		This Power of Attorney shall remain in full force and
effect until the undersigned is no longer required to file Forms 3, 4
and 5 with respect to the undersigned?s holdings of and transactions in
securities issued by the Company, unless earlier revoked by the
undersigned in a signed writing delivered to the foregoing
attorneys-in-fact.

		IN WITNESS WHEREOF, the undersigned has caused this Power
of Attorney to be executed as of this 5th day of October, 2021.


			/s/ Robert J. Halliday
			------------------------
			Robert J. Halliday